| 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: 437 PM CST Thu Dec 25 2025 | |
Tonight: Southeast winds 5 to 10 knots, becoming south late. Seas around 2 feet. Wave detail: southeast 2 feet at 7 seconds. Friday: Southwest winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 6 seconds and southwest 1 foot at 3 seconds. Patchy dense fog in the morning. Friday Night: Southwest winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 7 seconds and southwest 1 foot at 3 seconds. Patchy dense fog. Saturday: South winds 5 to 10 knots. Seas around 2 feet. Wave detail: southwest 1 foot at 3 seconds and southeast 1 foot at 6 seconds. Widespread dense fog in the morning. Saturday Night: South winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas around 2 feet. Wave detail: south 2 feet at 3 seconds and southeast 1 foot at 6 seconds. Sunday: South winds around 10 knots. Seas 2 to 3 feet. Wave detail: south 2 feet at 4 seconds. A slight chance of showers in the afternoon. Sunday Night: South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: south 3 feet at 5 seconds. A chance of showers. Monday: West winds 20 to 25 knots, becoming north in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet, building to 5 to 7 feet, occasionally to 9 feet in the afternoon. Wave detail: southwest 4 feet at 5 seconds, becoming northwest 6 feet at 6 seconds and south 3 feet at 6 seconds. A slight chance of thunderstorms. Showers likely, mainly in the morning. Monday Night: North winds 25 to 30 knots. Seas 7 to 10 feet, occasionally to 13 feet. Wave detail: north 9 feet at 7 seconds. A chance of showers, mainly in the evening. Tuesday: North winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 6 to 9 feet, occasionally to 11 feet, subsiding to 5 to 7 feet, occasionally to 9 feet in the afternoon. Wave detail: north 9 feet at 7 seconds, becoming north 7 feet at 7 seconds. Tuesday Night: North winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. 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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