Hurricane/Tropical Storm Warning HUW 0 HURRICANE
Tsunami Warning TSW 0 TSUNAMI
Coastal Flood Warning CFW 0 COASTAL FLOOD
Special Marine Warning SMW 0 SPECIAL MARINE
Avalanche Warning AVW 0 AVALANCHE
Volcano Warning VOW 0 VOLCANO
Shelter In Place Warning SPW 0 SHELTER
Civil Danger Watch CDA 0 CIVIL DANGER
Radiological Hazard Watch RHA 0 RADIOLOGICAL
Hazardous Material Watch HMA 0 HAZARDOUS
Winter Storm Watch WSA 0 WINTER STORM
High Wind/ Dust Storm Watch HWA 0 HIGH WIND
Tornado Watch TOA 0 TORNADO
Severe Thunderstorm Watch SVA 0 THUNDERSTORM
Flash Flood Watch FFA 0 FLASH FLOOD
Flood Watch FLA 0 FLOOD
Hurricane/ Tropical Storm Watch HUA 0 HURRICANE
Tsunami Watch TSA 0 TSUNAMI
Coastal Flood Watch CFA 0 COASTAL FLOOD
Avalanche Watch AVA 0 AVALANCHE
Volcano Watch VOA 0 VOLCANO
Event Code Standard Event Level (Siren Type) LCD Display
Warning Watch Statement Test
Emergency Action Notification EAN 0 EMG NOTIFY
Emergency Action Termination EAT 0 EMG TERMINATE
National Information Center NIC 0 NATIONAL INFO
Tornado Warning # TOW
(or TOR)
0 TORNADO
Service Thunderstorm Warning # SVW
(or SVR)
0 THUNDERSTORM
Flash Flood Warning FFW 0 FLASH FLOOD
Flash Warning FLW 0 FLOOD
Winter Storm Warning WSW 0 WINTER STORM
Blizzard Warning BZW 0 BLIZZARD
High Wing/ Dust Storm Warning HWW 0 HIGH WIND
Radio logical Hazard Warning RHW 0 RADIOLOGICAL
Civil Danger Warning CDW 0 CIVIL DANGER
Local Area Emergency LAE 0 LOCAL EMG
Hazardous Material Warning HMW 0 HAZARDOUS
Civil Emergency Message CEM 0 CIVIL EMG
Immediate Evacuation Warning IEW 0 EVACUATION
Immediate Evacuation Notice EVI 0 EVACUATE NOTE
Law Enforcement Warning LEW 0 LAW ENFORCEMENT
Fire Warning FRW 0 FIRE