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: 537 PM CDT Tue Mar 24 2026


Tonight: North winds around 5 knots, becoming northeast around 5 knots late. Seas 1 foot or less. Wave detail: northeast 1 foot at 3 seconds and southwest 1 foot at 5 seconds.

Wednesday: Northeast winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet in the afternoon. Wave detail: northeast 1 foot at 4 seconds and south 1 foot at 5 seconds, becoming northeast 1 foot at 3 seconds and south 1 foot at 4 seconds. A chance of sprinkles in the afternoon.

Wednesday Night: East winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: northeast 1 foot at 3 seconds. A chance of showers in the evening, then a chance of sprinkles after midnight.

Thursday: Southeast winds around 5 knots. Seas around 2 feet.

Thursday Night: Southeast winds 5 to 10 knots. Seas around 2 feet.

Friday: South winds around 5 knots, becoming northeast around 5 knots in the afternoon. Seas 1 foot or less. Wave detail: east 1 foot at 4 seconds.

Friday Night: North winds around 5 knots, increasing to 10 to 15 knots after midnight. Seas 1 foot or less, then around 2 feet after midnight. Wave detail: east 1 foot at 4 seconds.

Saturday: Northeast winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave detail: north 4 feet at 3 seconds.

Saturday Night: Northeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet.

Sunday: East winds around 20 knots. Seas 5 to 8 feet, occasionally to 10 feet. A slight chance of showers and thunderstorms.

Sunday Night: East winds 15 to 20 knots. Seas 6 to 8 feet, occasionally to 10 feet. A slight chance of showers. A slight chance of thunderstorms after midnight.

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)

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