Special Marine Warning
NWS Tallahassee FL ยท US
New
This event was updated at .
Details
Special Marine Warning Issued September 20 At 8:47PM CDT Until September 20 At 10:45PM CDT By NWS Tallahassee FL
- Event
- Special Marine Warning
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Likely
- Response
- Avoid
Description
Overview
SMWTAE The National Weather Service in Tallahassee has issued a * Special Marine Warning for... Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM... * Until 1045 PM CDT. * At 847 PM CDT, strong thunderstorms were located along a line extending from near Highway 331 Bridge to 21 nm west of Mexico Beach, moving southwest at 15 knots.
Hazard
Wind gusts 34 knots or greater.
Source
Radar indicated.
Impacts
Expect wind gusts in excess of 34 knots...suddenly higher waves...frequent lightning...and heavy downpours. Make sure all on board are wearing life jackets. * Strong thunderstorms will remain over mainly open waters.
Instructions
Move to safe harbor until hazardous weather passes.
Affected areas
- Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM
Public contact
- Issuer
- NWS Tallahassee FL
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~25s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M30TB0KJ0BX4Q3HSYQRPYEQN
- Identifier
- urn:oid:2.49.0.1.840.0.e22adbc21df666e400e430836a2e1f3a6b1c96d9.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Tallahassee FL
- AWIPS ID
- CAPTAE
- NWWS sequence
- nwws_processor.2765
- WMO heading
- XOUS52
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 52
Event codes
| Name | Value |
|---|---|
| SAME | SMW |
| NationalWeatherService | MAW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | SMWTAE |
| WMOidentifier | WHUS52 KTAE 210147 |
| eventMotionDescription | 2026-09-21T01:47:00-00:00...storm...030DEG...16KT...30.48,-86.09 29.84,-85.8 |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KTAE.MA.W.0398.260921T0147Z-260921T0345Z/ |
| eventEndingTime | 2026-09-20T22:45:00-05:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM
| Name | Value |
|---|---|
| SAME | 077770 |
| UGC | GMZ770 |
- Polygons
- 30.04,-86.4 30.0,-86.25 29.95,-86.12 29.91,-86.04 29.83,-85.94 29.79,-85.86 29.73,-85.78 29.21,-86.05 29.5,-86.4 30.04,-86.4