The following is a list of Event codes transmitted by the National Weather Service. When a specific Event code is received, this chart indicates the displays as they alternately appear on the display with the corresponding Alert Type indicator, and the Alert Type tone of the siren.
Event Codes
Event | Display 1 | Display 2 | Display 3 | LED | Alert Siren | |
Code | ||||||
|
|
|
|
| ||
AVW | AVALANCH |
|
| Red | Warning Siren | |
AVA | AVALANCH |
|
| Yellow | Watch Siren | |
BZW | BLIZZARD |
|
| Red | Warning Siren | |
CDW | CIVIL | DANGER |
| Red | Warning Siren | |
CDA | CIVIL | DANGER |
| Yellow | Watch Siren | |
CEM | CIVIL | EMERGENC | TUNE TV | Red | Warning Siren | |
CFW | COASTAL | FLOOD |
| Red | Warning Siren | |
CFA | COASTAL | FLOOD |
| Yellow | Watch Siren | |
EAN | EMERGENC | ACTION |
| Red | Warning Siren | |
EAT | EMERGENC | ACTION | TERMINAT | Red | Warning Siren | |
EVI | EVACUATE | IMMEDIAT |
| Red | Warning Siren | |
FRW | FIRE |
|
| Red | Warning Siren | |
FFS | FLASH | FLOOD |
| Green | Statement Siren | |
FFW | FLASH | FLOOD |
| Red | Warning Siren | |
FFA | FLASH | FLOOD |
| Yellow | Watch Siren | |
FLS | FLOOD |
|
| Green | Statement Siren | |
FLW | FLOOD |
|
| Red | Warning Siren | |
FLA | FLOOD |
|
| Yellow | Watch Siren | |
HMW | HAZARD | MATERIAL |
| Red | Warning Siren | |
HMA | HAZARD | MATERIAL |
| Yellow | Watch Siren | |
HWW | HIGH | WIND |
| Red | Warning Siren | |
HWA | HIGH | WIND |
| Yellow | Watch Siren | |
HLS | HURRICAN |
|
| Green | Statement Siren | |
HUW | HURRICAN |
|
| Red | Warning Siren | |
HUA | HURRICAN |
|
| Yellow | Watch Siren | |
IEW | IMMEDIAT | EVACUATE |
| Red | Warning Siren | |
LEW | LAW | ENFORCE |
| Red | Warning Siren |
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