Special Marine Warning
NWS Lake Charles LA ยท US
New
Details
Special Marine Warning Issued September 21 At 7:02PM CDT Until September 21 At 7:45PM 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... Calcasieu Lake... * Until 745 PM CDT. * At 702 PM CDT, a strong thunderstorm was located 14 nm northeast of Cameron, moving west at 15 knots.
Hazard
Wind gusts 34 knots or greater.
Source
Radar.
Impacts
Small craft could be damaged in briefly higher winds and suddenly higher waves. * The strong thunderstorm will remain over mainly open waters.
Instructions
Move to safe harbor immediately as gusty winds and high waves are expected. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.
Affected areas
- Calcasieu Lake
Public contact
- Issuer
- NWS Lake Charles LA
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~1m22s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M336S6TNV4ER3A008DE8EEMX
- Identifier
- urn:oid:2.49.0.1.840.0.0e962ed79ef872eb8728866f2a847a23ce8c8db6.001.1
- 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.50
- 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 220002 |
| eventMotionDescription | 2026-09-22T00:02:00-00:00...storm...090DEG...13KT...30.03,-93.17 |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| VTEC | /O.NEW.KLCH.MA.W.0084.260922T0002Z-260922T0045Z/ |
| eventEndingTime | 2026-09-21T19:45:00-05:00 |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Calcasieu Lake
| Name | Value |
|---|---|
| SAME | 077432 |
| UGC | GMZ432 |
- Polygons
- 30.05,-93.26 29.92,-93.22 29.88,-93.43 29.91,-93.38 30.05,-93.36 30.05,-93.26