Special Marine Warning Issued for Atchafalaya and East Cote Blanche Bays

Source: NOAA · Coastal Louisiana

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NWS Lake Charles has issued a Special Marine Warning for Atchafalaya and East Cote Blanche Bays and nearby coastal waters until 8:45 PM CDT.

Read this weather record in 30 seconds

Record type
Special Marine Warning
Affected area
Coastal Louisiana
Issued
August 26, 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 7:51 PM CDT on August 25, 2026, until 8:45 PM CDT on August 25, 2026.

Affected Areas

The warning covers Atchafalaya and East Cote Blanche Bays, as well as coastal waters from the Lower Atchafalaya River to Intracoastal City LA out 20 NM. Locations impacted include Eugene Island 57, Eugene Island 24, Eugene Island 100, Eugene Island 28, Atchafalaya Bay, Eugene Island 63, Eugene Island 74, Eugene Island 30, Eugene Island 32, Eugene Island 42, and Eugene Island 53.

What You Should Do

Move to safe harbor until hazardous weather passes. Frequent lightning is occurring with this storm. If caught on the open water, stay below deck if possible and keep away from ungrounded metal objects.

Expected Conditions

At 7:51 PM CDT, a strong thunderstorm was located 14 nm north of Lower Atchafalaya River, moving southwest at 15 knots. Hazards include wind gusts to 40 knots and small hail. Small craft could be damaged in briefly higher winds and suddenly higher waves.

Timeline

The alert is in effect from 7:51 PM CDT until 8:45 PM CDT on August 25, 2026.

Original source: NOAA Official Notice ↗

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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 Atchafalaya and East Cote Blanche Bays and nearby coastal waters until 8:45 PM CDT.
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 Coastal Louisiana. 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.