Special Marine Warning Issued for Louisiana Coastal Waters

Source: NOAA · Louisiana Coastal Waters

If you are in immediate danger, call emergency services now.

For real-time, official alerts and instructions for your exact location, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia) as applicable. This article is a data summary, not a substitute for the issuing agency's live warning.

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Lake Charles has issued a Special Marine Warning for multiple bays and coastal waters off Louisiana due to strong thunderstorms producing wind gusts of 34 knots or greater.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Louisiana Coastal Waters
Issued
August 22, 2026
Issuing authority
NWS Lake Charles LA

Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.

Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

A Special Marine Warning has been issued by the National Weather Service in Lake Charles LA. The alert is effective from 9:41 PM CDT on August 21, 2026, until 10:45 PM CDT on August 21, 2026.

Affected Areas

The warning covers Atchafalaya and East Cote Blanche Bays; 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; and Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM.

What You Should Do

Move to safe harbor until hazardous weather passes. Small craft could be damaged in briefly higher winds and suddenly higher waves.

Expected Conditions

At 9:41 PM CDT, strong thunderstorms were located along a line extending from 6 nm northeast of West Cameron 66 to near Vermilion 119 to near Eugene Island 142, moving south at 35 knots. Hazard includes wind gusts 34 knots or greater.

Timeline

The alert is in effect until 10:45 PM CDT on August 21, 2026.

Original source: NOAA Official Notice ↗

All Weather Alerts →

Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Lake Charles has issued a Special Marine Warning for multiple bays and coastal waters off Louisiana due to strong thunderstorms producing wind gusts of 34 knots or greater.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Louisiana Coastal Waters. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.