Event Code usage in Washington State
National Codes
|
Code |
Event |
Agency |
Note |
Priority |
|
EAN |
Emergency Action Notification |
National |
|
Immediate |
|
EAT |
Emergency Action Termination |
National |
|
Immediate |
|
NPT |
National Periodic Test |
National |
|
|
|
NIC |
National Information Center |
National |
Not used |
|
Tests
|
Code |
Event |
Agency |
Note |
Priority |
|
DMO |
Practice/Demo |
All |
Test |
|
|
RMT |
Required Monthly Test |
CIV & NWS |
Test |
1 Hour |
|
RWT |
Required Weekly Test |
All |
Test |
|
|
ADR |
Administrative Message |
Civil |
Used for event cancellation |
Not usually relayed |
Civil Messages
|
Code |
Event |
Agency |
Note |
Priority |
|
CAE |
Child Abduction Emergency |
Civil Auth |
New |
|
|
CDW |
Civil Danger Warning |
Civil Auth |
New |
|
|
CEM |
Civil Emergency Warning |
Civil Auth |
|
High |
|
EVI |
Evacuation Immediate |
Civil Auth |
|
High |
|
FRW |
Fire Warning |
Civil Auth |
New |
|
|
HMW |
Hazardous Materials Warning |
Civil Auth |
New |
|
|
LAE |
Local Area Emergency |
Civil Auth |
New |
|
|
LEW |
Law Enforcement Warning |
Civil Auth |
New |
|
|
NUW |
Nuclear Power Plant Warning |
Civil Auth |
New |
|
|
RHW |
Radiological Hazard Warning |
Civil Auth |
New |
|
|
SPW |
Shelter in Place Warning |
Civil Auth |
New |
|
|
TOE |
911 Telephone Outage Emergency |
Civil Auth |
New |
|
|
EQW |
Earthquake Warning |
Civil Auth |
New/State |
|
|
VOW |
Volcano Warning |
Civil Auth |
New/State |
|
Weather
|
AVA |
Avalanche Watch |
NWS |
New |
|
|
AVW |
Avalanche Warning |
NWS |
New |
|
|
BZW |
Blizzard Warning |
NWS |
|
Medium |
|
CFA |
Coastal Flood Watch |
NWS |
New |
|
|
CFW |
Coastal Flood Warning |
NWS |
New |
|
|
DSW |
Dust Storm Warning |
NWS |
New |
|
|
FFW |
Flash Flood Warning |
NWS |
|
High |
|
FLW |
Flood Warning |
NWS |
|
Medium |
|
HWW |
High Wind Warning |
NWS |
|
Medium |
|
NMN |
Network Message Notification |
NWS |
New |
|
|
SMW |
Special Marine Warning |
NWS |
New |
|
|
SVR |
Severe Thunderstorm Warning |
NWS |
|
High |
|
TOR |
Tornado Warning |
NWS |
|
High |
|
TRA |
Tropical Storm Watch |
NWS |
New |
|
|
TRW |
Tropical Storm Warning |
NWS |
New |
|
|
WSW |
Winter Storm Warning |
NWS |
|
Medium |
Tsunami Codes
|
Code |
Event |
Agency |
Note |
Priority |
|
TSA |
Tsunami Watch |
NWS |
|
Medium |
|
TSW |
Tsunami Warning |
NWS |
|
High |
Unused Weather Codes
|
Code |
Event |
Agency |
Note |
Priority |
|
FLA |
Flood Watch |
NWS |
Not Used |
|
|
FLS |
Flood Statement |
NWS |
Not Used |
|
|
FFA |
Flash Flood Watch |
NWS |
Not Used |
|
|
FLS |
Flood Statement |
NWS |
Not Used |
|
|
HLS |
Hurricane Statement |
NWS |
Not Used |
|
|
HUA |
Hurricane Watch |
NWS |
Not Used |
|
|
HUW |
Hurricane Warning |
NWS |
Not Used |
|
|
HWA |
High Wind Watch |
NWS |
Not Used |
|
|
SPS |
Special Weather Statement |
NWS |
Not Used |
|
|
SVA |
Severe Thunderstorm Watch |
NWS |
Not Used |
|
|
SVS |
Severe Weather Statement |
NWS |
Not Used |
|
|
TOA |
Tornado Watch |
NWS |
Not Used |
|
|
WSA |
Winter Storm Watch |
NWS |
Not Used |
|