NWS New Orleans LAMA.W 0354October 5, 2026
Special Marine Warning: Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM
The National Weather Service office in New Orleans issued a special marine warning for Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM, which was in force until 3:15 a.m. local time on October 5. It was the 354th special marine warning the NWS office in New Orleans issued in 2026.
ExpiredWarning
In force for 1.1 hours; it has expired. The agency may have replaced it with a new notice.
The notice
- Issued by
- National Weather Service, New Orleans LA
- Area
- Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM
- Level
- Warning
- Issued
- 2:11 a.m. CDT, October 5, 2026
- Expires
- 3:15 a.m. CDT, October 5, 2026
- CAP severity, certainty, urgency
- Severe, Likely, Immediate
- VTEC event
- KLIX MA.W 0354
- Official source
- National Weather Service: the notice at its source
NWS notices, October 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
SMWLIX The National Weather Service in New Orleans has issued a * Special Marine Warning for... Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM... * Until 315 AM CDT. * At 211 AM CDT, a severe thunderstorm capable of producing waterspouts was located near Ship Shoal 198, or 35 nm southwest of Isle Derniers. The severe thunderstorm was nearly stationary. HAZARD...Waterspouts and wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Waterspouts can quickly form and capsize boats...damage vessels and oil rigs...and create suddenly higher waves. Small craft could be damaged in briefly higher winds and suddenly higher waves. * The severe thunderstorm will remain over mainly open waters.
What the agency told people to do
Strong winds will be dangerous for boaters or anyone near the water. Boaters should avoid waterspouts and never try to navigate near them. Make sure all on board are wearing life jackets. Seek shelter or move to safe harbor until hazardous weather passes. Report severe weather to the Coast Guard or the National Weather Service.
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.