| Alert | Met | Immediate Extreme Possible | National Center for Meteorology |
| floodingfog-and-humidityhailrainthunderstormswind |
⚠️ cap.identifier.reused — another message uses this same identifier but has different content — CAP identifier must be unique per message. |
⚠️ 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. |
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