Special Marine Warning
NWS New Orleans LA ยท US
Details
Special Marine Warning Issued September 22 At 6:23PM CDT Until September 22 At 7:30PM CDT By NWS New Orleans LA
- Event
- Special Marine Warning
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Likely
- Response
- Avoid
Description
Overview
SMWLIX The National Weather Service in New Orleans has issued a * Special Marine Warning for... Mississippi Sound... Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM... * Until 730 PM CDT. * At 623 PM CDT, strong thunderstorms were located along a line from 37 NM southeast of Horn Island to 8 NM northeast of Pascagoula, moving west at 25 knots.
Hazard
Wind gusts to 34 knots.
Source
Radar indicated.
Impacts
Small craft could be damaged in briefly higher winds and suddenly higher waves.
Locations impacted
Horn Island, Pascagoula, Gulf Park Estates and Ocean Springs.
Instructions
Move to safe harbor until hazardous weather passes. Boaters should seek safe harbor immediately until these storms pass. Wind gusts 34 knots or greater, high waves, dangerous lightning, and heavy rain are possible with these storms.
Affected areas
- Mississippi Sound
- Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM
Public contact
- Issuer
- NWS New Orleans LA
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~50s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M35PXHXJBCQ4K5T457QJ6RQE
- Identifier
- urn:oid:2.49.0.1.840.0.886d17076d865d59daa81bc5ea51b2c200b02801.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS New Orleans LA
- AWIPS ID
- CAPLIX
- NWWS sequence
- nwws_processor.8843
- 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 | SMWLIX |
| WMOidentifier | WHUS54 KLIX 222323 |
| maxWindGust | 34 knots |
| maxHailSize | 0.00 |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KLIX.MA.W.0344.260922T2323Z-260923T0030Z/ |
| eventEndingTime | 2026-09-22T19:30:00-05:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Mississippi Sound
- Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM
| Name | Value |
|---|---|
| SAME | 077532 |
| SAME | 077557 |
| UGC | GMZ532 |
| UGC | GMZ557 |
- Polygons
- 30.46,-88.85 30.38,-88.73 30.4,-88.6 30.38,-88.57 30.37,-88.49 30.39,-88.42 30.37,-88.4 29.88,-88.31 29.77,-88.86 29.86,-88.82 29.93,-88.82 30.0,-88.83 30.05,-88.88 30.24,-88.77 30.46,-88.85