Canada — 97 actual messages, 9 test messages

00:03  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
hailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.2673874866.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:11  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
hailrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.0746079863.2026, urn:oid:2.49.0.1.124.3255875770.2026, urn:oid:2.49.0.1.124.0744383511.2026
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:14  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.3886573889.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
00:20  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelteruse-caution
References: urn:oid:2.49.0.1.124.2673874866.2026, urn:oid:2.49.0.1.124.1714877485.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:22  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:28  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishaillightningrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.0861578289.2026, urn:oid:2.49.0.1.124.0744383511.2026, urn:oid:2.49.0.1.124.3255875770.2026 (+1 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:33  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:38  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
hailrainthunderstormswinduse-cautionwear-protection
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:41  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelter
References: urn:oid:2.49.0.1.124.4176303984.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:42  yellow watch - severe thunderstorm - in effect (view from source)
AlertMetExpected
Moderate
Likely		Environment Canada
haillightningrainthunderstormswindmonitor
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:44  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishaillightningrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.0443797280.2026, urn:oid:2.49.0.1.124.0861578289.2026, urn:oid:2.49.0.1.124.0744383511.2026 (+2 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:46  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.1378172750.2026
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:47  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.2673874866.2026, urn:oid:2.49.0.1.124.1714877485.2026, urn:oid:2.49.0.1.124.3762609223.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:48  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.3995877861.2026, urn:oid:2.49.0.1.124.3762609223.2026, urn:oid:2.49.0.1.124.1714877485.2026 (+1 earlier)
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:49  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.4136283191.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
00:57  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.1378172750.2026, urn:oid:2.49.0.1.124.1301746635.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
01:04  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishaillightningrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.2555681143.2026, urn:oid:2.49.0.1.124.0443797280.2026, urn:oid:2.49.0.1.124.0861578289.2026 (+3 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
01:16  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.4136283191.2026, urn:oid:2.49.0.1.124.0907527012.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
01:16  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelteruse-cautionwear-protection
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
01:20  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.2210233066.2026, urn:oid:2.49.0.1.124.3995877861.2026, urn:oid:2.49.0.1.124.3762609223.2026 (+2 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
01:20  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.4176303984.2026, urn:oid:2.49.0.1.124.1960056776.2026
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
01:28  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
References: urn:oid:2.49.0.1.124.2261735878.2026, urn:oid:2.49.0.1.124.2555681143.2026, urn:oid:2.49.0.1.124.0443797280.2026 (+4 earlier)
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
01:28  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelteruse-cautionwear-protection
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
01:39  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.1378172750.2026, urn:oid:2.49.0.1.124.1301746635.2026, urn:oid:2.49.0.1.124.1592312667.2026
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
01:50  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
01:51  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.0730210381.2026
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
01:54  yellow watch - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
References: urn:oid:2.49.0.1.124.1750615972.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
01:54  yellow watch - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
References: urn:oid:2.49.0.1.124.0953188890.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
01:56  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.4176303984.2026, urn:oid:2.49.0.1.124.1960056776.2026, urn:oid:2.49.0.1.124.4136543164.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
02:01  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.0730210381.2026, urn:oid:2.49.0.1.124.2881381439.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
02:03  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.0498823612.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
02:04  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.1999040901.2026, urn:oid:2.49.0.1.124.2210233066.2026, urn:oid:2.49.0.1.124.3995877861.2026 (+3 earlier)
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
02:10  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.0753212739.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
02:18  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswinduse-cautionwear-protection
References: urn:oid:2.49.0.1.124.1874603415.2026, urn:oid:2.49.0.1.124.1592312667.2026, urn:oid:2.49.0.1.124.1301746635.2026 (+1 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
02:29  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.0753212739.2026, urn:oid:2.49.0.1.124.1895569959.2026
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
02:30  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.0320913524.2026, urn:oid:2.49.0.1.124.4136543164.2026, urn:oid:2.49.0.1.124.1960056776.2026 (+1 earlier)
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
02:41  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.0784022255.2026, urn:oid:2.49.0.1.124.1874603415.2026, urn:oid:2.49.0.1.124.1592312667.2026 (+2 earlier)
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
02:49  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.0753212739.2026, urn:oid:2.49.0.1.124.1895569959.2026, urn:oid:2.49.0.1.124.1336333021.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
02:58  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.2981393597.2026, urn:oid:2.49.0.1.124.0784022255.2026, urn:oid:2.49.0.1.124.1874603415.2026 (+3 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
02:59  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
References: urn:oid:2.49.0.1.124.1335016421.2026, urn:oid:2.49.0.1.124.1336333021.2026, urn:oid:2.49.0.1.124.1895569959.2026 (+1 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
02:59  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, the Northwest Territories Departments of Environment and Climate Change and Health and Social Services
air-qualityfog-and-humiditycheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.3730239003.2026, urn:oid:2.49.0.1.124.3102321194.2026, urn:oid:2.49.0.1.124.3604519359.2026 (+11 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
03:17  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Observed		Environment Canada
debrishailrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.1797263378.2026, urn:oid:2.49.0.1.124.1335016421.2026, urn:oid:2.49.0.1.124.1336333021.2026 (+2 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
03:17  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.1198324903.2026, urn:oid:2.49.0.1.124.2981393597.2026, urn:oid:2.49.0.1.124.0784022255.2026 (+4 earlier)
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
03:28  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.3327648949.2026, urn:oid:2.49.0.1.124.1198324903.2026, urn:oid:2.49.0.1.124.2981393597.2026 (+5 earlier)
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
03:31  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.3596637400.2026, urn:oid:2.49.0.1.124.1797263378.2026, urn:oid:2.49.0.1.124.1335016421.2026 (+3 earlier)
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
03:50  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.3763155924.2026, urn:oid:2.49.0.1.124.3327648949.2026, urn:oid:2.49.0.1.124.1198324903.2026 (+6 earlier)
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
03:52  yellow watch - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.1360589778.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
05:07  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualitycheck-on-othersmanage-temperaturemonitorreduce-exertionshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.1904179720.2026, urn:oid:2.49.0.1.124.3274068240.2026 (+56 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
05:17  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada
air-qualityfog-and-humiditycheck-on-othersmanage-temperaturemonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.2459120260.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
07:39  orange warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Severe
Likely		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualityavoidcheck-on-othersmanage-temperaturemonitorreduce-exertionshelterwear-protection
References: urn:oid:2.49.0.1.124.3651774686.2026, urn:oid:2.49.0.1.124.0326018881.2026, urn:oid:2.49.0.1.124.1974449798.2026 (+53 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
08:02  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada
air-qualityfog-and-humidityavoidcheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.2459120260.2026, urn:oid:2.49.0.1.124.0140754463.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
08:02  yellow warning - air quality - in effect (view from source)
AlertEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, Alberta Environment and Protected Areas, Alberta Health, Alberta Health Services
air-qualityfog-and-humidityavoidcheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
10:19  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, the Northwest Territories Departments of Environment and Climate Change and Health and Social Services
air-qualityfog-and-humiditycheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.4042647702.2026, urn:oid:2.49.0.1.124.3730239003.2026, urn:oid:2.49.0.1.124.3102321194.2026 (+12 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
10:19  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada
air-qualityfog-and-humiditycheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.2459120260.2026, urn:oid:2.49.0.1.124.0140754463.2026, urn:oid:2.49.0.1.124.0753963368.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
10:19  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, Alberta Environment and Protected Areas, Alberta Health, Alberta Health Services
air-qualityfog-and-humiditycheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.3750990563.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
10:41  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada
air-qualityfog-and-humiditycheck-on-othersmonitorreduce-exertionsecure-propertyshelterwear-protection
References: urn:oid:2.49.0.1.124.0706049987.2026, urn:oid:2.49.0.1.124.0753963368.2026, urn:oid:2.49.0.1.124.0140754463.2026 (+1 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
10:41  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, Alberta Environment and Protected Areas, Alberta Health, Alberta Health Services
air-qualityfog-and-humidityavoidcheck-on-othersmanage-temperaturemonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.3750990563.2026, urn:oid:2.49.0.1.124.2854233772.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
11:50  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualitycheck-on-othersmanage-temperaturemonitorreduce-exertionshelteruse-cautionwear-protection
References: urn:oid:2.49.0.1.124.1546461319.2026, urn:oid:2.49.0.1.124.1904179720.2026 (+57 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
12:59  yellow warning - air quality - in effect (view from source)
AlertEnv+Health+Geo+Met+TransportFuture
Moderate
Likely		Environment Canada, Manitoba Health
air-qualityfog-and-humiditycheck-on-othersmonitorreduce-exertionwear-protection
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
14:05  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, Alberta Environment and Protected Areas, Alberta Health, Alberta Health Services
air-qualityavoidcheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.3750990563.2026, urn:oid:2.49.0.1.124.2854233772.2026, urn:oid:2.49.0.1.124.2236555216.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
14:05  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Observed		Environment Canada
air-qualityavoidcheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.0805281113.2026, urn:oid:2.49.0.1.124.0706049987.2026, urn:oid:2.49.0.1.124.0753963368.2026 (+2 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
14:18  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, the Northwest Territories Departments of Environment and Climate Change and Health and Social Services
air-qualitycheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.3098651283.2026, urn:oid:2.49.0.1.124.4042647702.2026, urn:oid:2.49.0.1.124.3730239003.2026 (+13 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
14:28  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportFuture
Moderate
Likely		Environment Canada, Manitoba Health
air-qualitycheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.0983195469.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
14:29  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportFuture
Moderate
Likely		Environment Canada, Manitoba Health
air-qualityfog-and-humiditycheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.0983195469.2026, urn:oid:2.49.0.1.124.0423469395.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
16:01  squall watch in effect (view from source)
AlertMetExpected
Severe
Possible		Environment Canada
hailmarinethunderstormswindmonitorshelteruse-caution
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
16:24  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Observed		Environment Canada
air-qualityfog-and-humiditycheck-on-othersmonitorreduce-exertionshelterwear-protection
References: urn:oid:2.49.0.1.124.0634346858.2026, urn:oid:2.49.0.1.124.0805281113.2026, urn:oid:2.49.0.1.124.0706049987.2026 (+3 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
16:24  yellow warning - air quality - ended (view from source)
UpdateEnv+Health+Geo+Met+TransportPast
Minor
Observed		Environment Canada, Alberta Environment and Protected Areas, Alberta Health, Alberta Health Services
air-quality
References: urn:oid:2.49.0.1.124.3898704607.2026, urn:oid:2.49.0.1.124.2236555216.2026, urn:oid:2.49.0.1.124.2854233772.2026 (+1 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
16:36  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Observed		Environment Canada, the Northwest Territories Departments of Environment and Climate Change and Health and Social Services
air-qualityavoidcheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.1586547975.2026, urn:oid:2.49.0.1.124.3098651283.2026, urn:oid:2.49.0.1.124.4042647702.2026 (+14 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
16:48  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportFuture
Moderate
Likely		Environment Canada, Manitoba Health
air-qualityavoidcheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.0983195469.2026, urn:oid:2.49.0.1.124.0423469395.2026, urn:oid:2.49.0.1.124.3075175546.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
16:49  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportFuture
Moderate
Likely		Environment Canada, Manitoba Health
air-qualityfog-and-humidityavoidcheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.2562367017.2026, urn:oid:2.49.0.1.124.3075175546.2026, urn:oid:2.49.0.1.124.0423469395.2026 (+1 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
18:00  yellow watch - severe thunderstorm - in effect (view from source)
AlertMetExpected
Severe
Possible		Environment Canada
haillightningrainthunderstormswindmonitorshelteruse-caution
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
18:28  yellow warning - air quality - ended (view from source)
UpdateEnv+Health+Geo+Met+TransportPast
Minor
Observed		Environment Canada
air-quality
References: urn:oid:2.49.0.1.124.2780058155.2026, urn:oid:2.49.0.1.124.0634346858.2026, urn:oid:2.49.0.1.124.0805281113.2026 (+4 earlier)
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
18:33  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualityfirecheck-on-othersmanage-temperaturemonitorreduce-exertionshelterwear-protection
References: urn:oid:2.49.0.1.124.2949643316.2026, urn:oid:2.49.0.1.124.1546461319.2026 (+58 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
18:33  orange warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Severe
Observed		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualitymonitor
References: urn:oid:2.49.0.1.124.2010311755.2026, urn:oid:2.49.0.1.124.3651774686.2026, urn:oid:2.49.0.1.124.0326018881.2026 (+54 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
18:37  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Observed		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualitymonitor
References: urn:oid:2.49.0.1.124.0565116689.2026, urn:oid:2.49.0.1.124.2949643316.2026, urn:oid:2.49.0.1.124.1546461319.2026 (+59 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
18:37  orange warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Severe
Likely		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualitymonitor
References: urn:oid:2.49.0.1.124.0592569285.2026, urn:oid:2.49.0.1.124.2010311755.2026, urn:oid:2.49.0.1.124.3651774686.2026 (+55 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
18:50  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportImmediate
Moderate
Observed		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualitycheck-on-othersmanage-temperaturemonitorreduce-exertionshelterwear-protection
References: urn:oid:2.49.0.1.124.0475946651.2026, urn:oid:2.49.0.1.124.0565116689.2026, urn:oid:2.49.0.1.124.2949643316.2026 (+60 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
18:51  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
hailrainthunderstormswindavoidshelterwear-protection
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
19:03  special weather statement in effect (view from source)
AlertMetFuture
Minor
Possible		Environment Canada
floodingrainmonitor
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
19:03  special weather statement in effect (view from source)
AlertMetFuture
Minor
Possible		Environment Canada
floodingrainmonitor
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
19:03  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportFuture
Moderate
Observed		Environment Canada, Manitoba Health
air-qualitycheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.3112690301.2026, urn:oid:2.49.0.1.124.2562367017.2026, urn:oid:2.49.0.1.124.3075175546.2026 (+2 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
19:05  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportFuture
Moderate
Observed		Environment Canada, Manitoba Health
air-qualityfog-and-humidityavoidcheck-on-othersmanage-temperaturemonitorreduce-exertionwear-protection
References: urn:oid:2.49.0.1.124.2901382097.2026, urn:oid:2.49.0.1.124.3112690301.2026, urn:oid:2.49.0.1.124.2562367017.2026 (+3 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
19:11  orange warning - air quality - in effect (view from source)
AlertEnv+Health+Geo+Met+TransportFuture
Severe
Likely		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualityfog-and-humidity
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
19:18  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.3298383185.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
19:35  orange warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportFuture
Severe
Likely		Environment Canada, the B.C. Ministry of Environment and Parks
air-qualityavoidcheck-on-othersmanage-temperaturemonitorshelterwear-protection
References: urn:oid:2.49.0.1.124.0886861610.2026
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
20:22  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportFuture
Moderate
Observed		Environment Canada, Manitoba Health
air-qualityavoidcheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.2051406765.2026, urn:oid:2.49.0.1.124.2901382097.2026, urn:oid:2.49.0.1.124.3112690301.2026 (+4 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
20:23  yellow warning - air quality - in effect (view from source)
UpdateEnv+Health+Geo+Met+TransportFuture
Moderate
Observed		Environment Canada, Manitoba Health
air-qualityavoidcheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
References: urn:oid:2.49.0.1.124.3963219187.2026, urn:oid:2.49.0.1.124.2051406765.2026, urn:oid:2.49.0.1.124.2901382097.2026 (+5 earlier)
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
20:26  special weather statement in effect (view from source)
AlertMetFuture
Minor
Possible		Environment Canada
floodingrainthunderstormsavoidmonitor
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
21:54  special weather statement in effect (view from source)
AlertMetFuture
Minor
Possible		Environment Canada
floodingrainthunderstormsavoidmonitoruse-caution
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
21:57  yellow watch - severe thunderstorm - in effect (view from source)
UpdateMetExpected
Severe
Observed		Environment Canada
haillightningrainthunderstormswindmonitorshelter
References: urn:oid:2.49.0.1.124.1362094531.2026
⚠️ content.usc_divergent_between_infos — all <info> elements within a single <alert> should have the same <urgency>, <severity> and <certainty> values, so the alert can be processed consistently as a unit; messages with different U/S/C values should be sent in separate <alert> bodies.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
22:21  squall watch in effect (view from source)
UpdateMetExpected
Severe
Possible		Environment Canada
hailmarinewindmonitorshelteruse-caution
References: urn:oid:2.49.0.1.124.3938653245.2026
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
23:11  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
rainthunderstormswinduse-caution
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
23:12  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
rainthunderstormswind
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
23:21  yellow warning - air quality - in effect (view from source)
AlertEnv+Health+Geo+Met+TransportImmediate
Moderate
Likely		Environment Canada, Alberta Environment and Protected Areas, Alberta Health, Alberta Health Services
air-qualityfog-and-humiditycheck-on-othersmonitorreduce-exertionsecure-propertywear-protection
⚠️ content.multiple_categories — an <info> block declares more than one <category> (Env + Health + Geo + Met + Transport) — CAP allows it, but a receiver that routes or files by category must choose one, and different receivers choose differently. [source: Art, 2026-08-02]
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
23:38  yellow warning - severe thunderstorm - in effect (view from source)
AlertMetImmediate
Moderate
Likely		Environment Canada
debrishailrainthunderstormswindshelterwear-protection
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
23:45  yellow warning - severe thunderstorm - ended (view from source)
UpdateMetPast
Minor
Observed		Environment Canada
thunderstorms
References: urn:oid:2.49.0.1.124.3599835581.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
23:50  yellow warning - severe thunderstorm - in effect (view from source)
UpdateMetImmediate
Moderate
Likely		Environment Canada
rainthunderstormswind
References: urn:oid:2.49.0.1.124.1625940847.2026
⚠️ content.no_instruction_text — CAP <instruction> is empty — the message describes a hazard but tells the reader nothing to do about it.
00:00  [TEST] This is a Test Message and is NOT Intended for distribution to the Public
AlertOtherUnknown
Unknown
Unknown		Natural Resources Canada
⚠️ content.usc_all_unknown — urgency, severity, and certainty all reported as Unknown — using Unknown as a default across all three fields limits alert interpretability.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
03:00  [TEST] This is a Test Message and is NOT Intended for distribution to the Public
AlertOtherUnknown
Unknown
Unknown		Natural Resources Canada
⚠️ content.usc_all_unknown — urgency, severity, and certainty all reported as Unknown — using Unknown as a default across all three fields limits alert interpretability.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
06:00  [TEST] This is a Test Message and is NOT Intended for distribution to the Public
AlertOtherUnknown
Unknown
Unknown		Natural Resources Canada
⚠️ content.usc_all_unknown — urgency, severity, and certainty all reported as Unknown — using Unknown as a default across all three fields limits alert interpretability.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
10:53  [TEST] This is a Test Message and is NOT Intended for distribution to the Public
AlertOtherUnknown
Unknown
Unknown		Pelmorex Communications Inc
⚠️ content.usc_all_unknown — urgency, severity, and certainty all reported as Unknown — using Unknown as a default across all three fields limits alert interpretability.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
09:00  [TEST] This is a Test Message and is NOT Intended for distribution to the Public
AlertOtherUnknown
Unknown
Unknown		Natural Resources Canada
⚠️ content.usc_all_unknown — urgency, severity, and certainty all reported as Unknown — using Unknown as a default across all three fields limits alert interpretability.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
12:00  [TEST] This is a Test Message and is NOT Intended for distribution to the Public
AlertOtherUnknown
Unknown
Unknown		Natural Resources Canada
⚠️ content.usc_all_unknown — urgency, severity, and certainty all reported as Unknown — using Unknown as a default across all three fields limits alert interpretability.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
15:00  [TEST] This is a Test Message and is NOT Intended for distribution to the Public
AlertOtherUnknown
Unknown
Unknown		Natural Resources Canada
⚠️ content.usc_all_unknown — urgency, severity, and certainty all reported as Unknown — using Unknown as a default across all three fields limits alert interpretability.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
18:00  [TEST] This is a Test Message and is NOT Intended for distribution to the Public
AlertOtherUnknown
Unknown
Unknown		Natural Resources Canada
⚠️ content.usc_all_unknown — urgency, severity, and certainty all reported as Unknown — using Unknown as a default across all three fields limits alert interpretability.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.
21:00  [TEST] This is a Test Message and is NOT Intended for distribution to the Public
AlertOtherUnknown
Unknown
Unknown		Natural Resources Canada
⚠️ content.usc_all_unknown — urgency, severity, and certainty all reported as Unknown — using Unknown as a default across all three fields limits alert interpretability.
⚠️ content.no_instruction_time — instruction does not say by when the protective action should be taken — no deadline and no immediately-class directive.
⚠️ content.no_description_explains_effects — description names the hazard but does not explain the effects it will have on people, property or infrastructure.