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NWS Lake Charles LAMA.W 0086September 22, 2026

Special Marine Warning: Vermilion and West Cote Blanche Bays, Atchafalaya and East Cote Blanche Bays and Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM

The National Weather Service office in Lake Charles issued a special marine warning for Vermilion and West Cote Blanche Bays, Atchafalaya and East Cote Blanche Bays and Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM, which was in force until 6:15 p.m. local time on September 22. It was the 86th special marine warning the NWS office in Lake Charles issued in 2026.

ExpiredWarning

Issued5:16 p.m. CDT, September 22, 2026
In force5:16 p.m. CDT, September 22, 2026
Expired6:15 p.m. CDT, September 22, 2026

In force for 59 minutes; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Lake Charles LA
Area
Vermilion and West Cote Blanche Bays, Atchafalaya and East Cote Blanche Bays and Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM
Level
Warning
Issued
5:16 p.m. CDT, September 22, 2026
Expires
6:15 p.m. CDT, September 22, 2026
CAP severity, certainty, urgency
Severe, Likely, Immediate
VTEC event
KLCH MA.W 0086
Official source
National Weather Service: the notice at its source

NWS notices, September 2026The latest from the National Weather Service

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

SMWLCH The National Weather Service in Lake Charles has issued a * Special Marine Warning for... Atchafalaya and East Cote Blanche Bays... Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM... Vermilion and West Cote Blanche Bays... * Until 615 PM CDT. * At 516 PM CDT, a strong thunderstorm was located 9 nm southeast of West Cote Blanche Bay, moving southwest at 15 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... South Marsh Island 217, South Marsh Island 239, Eugene Island 24, Eugene Island 28, Eugene Island 30, Eugene Island 74, Eugene Island 32, Eugene Island 42, and Eugene Island 53.

What the agency told people to do

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.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice