Special Marine Warning Issued for Coastal Louisiana Waters Near Port Fourchon
A Special Marine Warning is in effect until 2:30 AM CST for coastal waters between Port Fourchon and the Lower Atchafalaya River due to severe thunderstorms.
Alert Details
The National Weather Service in New Orleans has issued a Special Marine Warning for coastal waters in southeastern Louisiana. The alert was issued at 12:32 AM CST and remains in effect until 2:30 AM CST.
Affected Areas
The warning covers the following maritime regions:
- Coastal waters from Port Fourchon, LA to the Lower Atchafalaya River, LA, extending out 20 nm.
- Coastal waters from Port Fourchon, LA to the Lower Atchafalaya River, LA, from 20 to 60 nm offshore.
Specific locations impacted include Timbalier Bay, Caillou Bay, Terrebonne Bay, Isle Derniers, and Timbalier Island.
What You Should Do
Strong winds pose an immediate danger to boaters and anyone near the water. The National Weather Service advises the following actions:
- Ensure all individuals on board are wearing life jackets.
- Seek immediate shelter or move to a safe harbor until the hazardous weather passes.
- Monitor conditions closely, as a Tornado Watch also remains in effect until 5:00 AM CST for southeastern Louisiana and adjacent coastal waters.
Expected Conditions
At 12:32 AM CST, radar indicated a cluster of severe thunderstorms along a line extending from near the Lower Atchafalaya River to near Eugene Island 129 and Vermilion 252. The system is moving southeast at 25 knots.
- Hazards: Wind gusts up to 40 knots and small hail.
- Impact: Small craft could be damaged by briefly higher winds and suddenly higher waves.
Timeline
- Effective: 12:32 AM CST, February 15, 2026
- Expires: 2:30 AM CST, February 15, 2026
Source: NOAA Official Notice