Special Marine Warning
NWS Key West FL ยท US
Updated
Details
The Special Marine Warning Will Expire At 645 PM EDT
- Event
- Special Marine Warning
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Likely
- Response
- Avoid
Description
The affected areas were... Gulf Waters from East Cape Sable to Chokoloskee 20 to 60 nm out and beyond 5 fathoms... Gulf of America from west end of Seven Mile Bridge to Halfmoon Shoal out to 5 fathoms... The thunderstorm has weakened and no longer poses a significant threat to boaters.
Affected areas
- Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms
- Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms
Public contact
- Issuer
- NWS Key West FL
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~47s
- CAP status
- Actual
- CAP message type
- Update
- Lifecycle
- Updated
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2VAXNN7M6EXR9K8A17ZW07B
- Identifier
- urn:oid:2.49.0.1.840.0.d498a92d545fa434211f904de24db836e453be1d.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Key West FL
- AWIPS ID
- CAPKEY
- NWWS sequence
- nwws_processor.7840
- WMO heading
- XOUS52
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 52
References
- Sender
- w-nws.webmaster@noaa.gov
- Sent
Event codes
| Name | Value |
|---|---|
| SAME | NWS |
| NationalWeatherService | MAW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | MWSKEY |
| WMOidentifier | FZUS72 KKEY 182241 |
| NWSheadline | THE SPECIAL MARINE WARNING WILL EXPIRE AT 645 PM EDT |
| eventMotionDescription | 2026-09-18T22:41:00-00:00...storm...066DEG...20KT...24.73,-81.69 |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| VTEC | /O.EXP.KKEY.MA.W.0282.000000T0000Z-260918T2245Z/ |
| eventEndingTime | 2026-09-18T18:45:00-04:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms
- Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms
| Name | Value |
|---|---|
| SAME | 077033 |
| SAME | 077035 |
| UGC | GMZ033 |
| UGC | GMZ035 |
- Polygons
- 24.8,-81.4 24.76,-81.37 24.76,-81.39 24.75,-81.41 24.75,-81.43 24.74,-81.42 24.74,-81.45 24.67,-81.63 24.68,-81.64 24.67,-81.64 24.65,-81.7 24.83,-81.75 24.9,-81.5 24.8,-81.4