Special Marine Warning
NWS Mobile AL ยท US
Details
Special Marine Warning Issued September 21 At 9:35PM CDT Until September 21 At 11:00PM CDT By NWS Mobile AL
- Event
- Special Marine Warning
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Likely
- Response
- Avoid
Description
Overview
SMWMOB The National Weather Service in Mobile has issued a * Special Marine Warning for... Coastal waters from Pensacola FL to Pascagoula MS out 20 NM... Mississippi Sound... North Mobile Bay... South Mobile Bay... * Until 1100 PM CDT. * At 934 PM CDT, strong thunderstorms were located along a line extending from 12 nm north of Pascagoula to Dog River Bridge, moving south at 35 knots.
Hazard
Wind gusts 34 knots or greater.
Source
Radar.
Impacts
Small craft could be damaged in briefly higher winds and suddenly higher waves.
Locations impacted
Gaillard Island, East Fowl River Bridge, Sand Island Lighthouse, Bon Secour Bay, Middle Bay Light, Mississippi Sound East Of Pascagoula, Heron Bay, Point Clear, Weeks Bay, and Central Dauphin Island.
Instructions
Move to safe harbor immediately as gusty winds and high waves are expected.
Affected areas
- North Mobile Bay
- South Mobile Bay
- Mississippi Sound
- Coastal waters from Pensacola FL to Pascagoula MS out 20 NM
Public contact
- Issuer
- NWS Mobile AL
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~48s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M33FGB9861K0MBGX365SQEN2
- Identifier
- urn:oid:2.49.0.1.840.0.c48b9939ec83b5f004788f922ee460be07eba00a.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Mobile AL
- AWIPS ID
- CAPMOB
- NWWS sequence
- nwws_processor.3803
- WMO heading
- XOUS54
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 54
Event codes
| Name | Value |
|---|---|
| SAME | SMW |
| NationalWeatherService | MAW |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | SMWMOB |
| WMOidentifier | WHUS54 KMOB 220235 |
| eventMotionDescription | 2026-09-22T02:34:00-00:00...storm...004DEG...36KT...30.56,-88.61 30.57,-88.05 |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KMOB.MA.W.0215.260922T0235Z-260922T0400Z/ |
| eventEndingTime | 2026-09-21T23:00:00-05:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- North Mobile Bay
- South Mobile Bay
- Mississippi Sound
- Coastal waters from Pensacola FL to Pascagoula MS out 20 NM
| Name | Value |
|---|---|
| SAME | 077630 |
| SAME | 077631 |
| SAME | 077632 |
| SAME | 077650 |
| UGC | GMZ630 |
| UGC | GMZ631 |
| UGC | GMZ632 |
| UGC | GMZ650 |
- Polygons
- 30.38,-88.4 30.42,-88.39 30.43,-88.34 30.37,-88.16 30.55,-88.12 30.54,-87.87 30.49,-87.89 30.42,-87.87 30.43,-87.87 30.48,-87.83 30.36,-87.79 30.26,-87.74 30.25,-87.74 30.24,-87.82 30.24,-87.74 30.21,-87.74 30.18,-87.91 30.18,-88.37 30.35,-88.39 30.38,-88.41 30.38,-88.4