Coastal Waters Forecast for Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM (GMZ572) (Text-Only)
NWS Forecast for: Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM (GMZ572)
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Last Update: 536 AM CDT Wed May 20 2026


Today: Southeast winds 5 to 10 knots. Seas around 3 feet. Wave detail: southeast 3 feet at 6 seconds.

Tonight: Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds.

Thursday: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: south 2 feet at 6 seconds. A slight chance of showers and thunderstorms in the afternoon.

Thursday Night: Southeast winds around 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms after midnight.

Friday: Southeast winds around 10 knots. Seas 2 to 3 feet. Wave detail: south 3 feet at 6 seconds. A slight chance of thunderstorms. A chance of showers, mainly in the morning.

Friday Night: Southeast winds around 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. A chance of showers. A chance of thunderstorms, mainly in the evening.

Saturday: Southeast winds around 10 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon.

Saturday Night: Southeast winds 10 to 15 knots. Seas around 3 feet. Wave detail: southeast 3 feet at 6 seconds. A chance of showers and thunderstorms, mainly in the evening.

Sunday: Southeast winds 10 to 15 knots. Seas around 3 feet. Wave detail: southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon.

Sunday Night: Southeast winds 10 to 15 knots. Seas around 3 feet. Wave detail: southeast 3 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms.

winds and seas higher in and near thunderstorms.







Zone Forecast: Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM (GMZ572)

Visit your local NWS office at: https://www.weather.gov/lix