Special Marine Warning
NWS Lake Charles LA ยท US
Details
Special Marine Warning Issued September 22 At 6:20PM CDT Until September 22 At 7:15PM CDT By NWS Lake Charles LA
- Event
- Special Marine Warning
- Issued
- Onset
- Message expires
- Expected end
- Category
- Meteorological
- Urgency
- Immediate
- Severity
- Severe
- Certainty
- Likely
- Response
- Avoid
Description
Overview
SMWLCH The National Weather Service in Lake Charles has issued a * Special Marine Warning for... Coastal waters from Intracoastal City to Cameron LA out 20 NM... Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM... Waters from Intracoastal City to Cameron LA from 20 to 60 NM... Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM... * Until 715 PM CDT. * At 620 PM CDT, strong thunderstorms were located along a line extending from 6 nm north of Vermilion 24 to Eugene Island 63, moving southwest at 15 knots.
Hazard
Wind gusts to 40 knots.
Source
Radar.
Impacts
Small craft could be damaged in briefly higher winds and suddenly higher waves.
Locations impacted
South Marsh Island 239, South Marsh Island 236, Eugene Island 28, Eugene Island 129, Eugene Island 107, Eugene Island 108, Vermilion 78, East Cameron 71, Vermilion 31, Vermilion 51, Vermilion 131, Vermilion 39, Eugene Island 63, Vermilion 38, Eugene Island 158, South Marsh Island 249, South Marsh Island 268, South Marsh Island 11, Eugene Island 135, and Eugene Island 113.
Instructions
Move to safe harbor immediately as gusty winds and high waves are expected. Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.
Affected areas
- Coastal waters from Intracoastal City to Cameron LA out 20 NM
- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM
- Waters from Intracoastal City to Cameron LA from 20 to 60 NM
- Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM
Public contact
- Issuer
- NWS Lake Charles LA
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~40s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M35PQRM54JJ79N7SCKJ18HHF
- Identifier
- urn:oid:2.49.0.1.840.0.8117ae68721166a4826b7cab86dd1966df41e2aa.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Lake Charles LA
- AWIPS ID
- CAPLCH
- NWWS sequence
- nwws_processor.8801
- 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 | SMWLCH |
| WMOidentifier | WHUS54 KLCH 222320 |
| eventMotionDescription | 2026-09-22T23:20:00-00:00...storm...034DEG...16KT...29.58,-92.47 29.21,-91.56 |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KLCH.MA.W.0090.260922T2320Z-260923T0015Z/ |
| eventEndingTime | 2026-09-22T19:15:00-05:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Coastal waters from Intracoastal City to Cameron LA out 20 NM
- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM
- Waters from Intracoastal City to Cameron LA from 20 to 60 NM
- Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM
| Name | Value |
|---|---|
| SAME | 077452 |
| SAME | 077455 |
| SAME | 077472 |
| SAME | 077475 |
| UGC | GMZ452 |
| UGC | GMZ455 |
| UGC | GMZ472 |
| UGC | GMZ475 |
- Polygons
- 28.79,-91.64 29.3,-92.88 29.6,-92.53 29.58,-92.44 29.19,-91.42 28.79,-91.64