| NWS Forecast for: Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm (GMZ555) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 437 AM CST Sat Nov 29 2025 | |
Today: Southeast winds 15 to 20 knots with gusts up to 25 knots, diminishing to 10 to 15 knots this afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: east 5 feet at 7 seconds. Tonight: Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: east 3 feet at 7 seconds. Sunday: East winds around 5 knots, becoming northeast 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave detail: east 3 feet at 6 seconds. A slight chance of showers in the afternoon. Sunday Night: Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: northeast 4 feet at 5 seconds and southeast 3 feet at 8 seconds. A slight chance of showers. Monday: East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: east 5 feet at 7 seconds. A slight chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Monday Night: Southeast winds around 15 knots, becoming southwest after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: southeast 5 feet at 7 seconds. Showers. A chance of thunderstorms, mainly in the evening. Tuesday: Northwest winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave detail: northwest 4 feet at 4 seconds and southeast 4 feet at 7 seconds. A chance of showers in the morning. Tuesday Night: North winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet, subsiding to 3 feet after midnight. Wave detail: north 3 feet at 4 seconds and southeast 2 feet at 7 seconds, becoming north 3 feet at 4 seconds and southeast 1 foot at 6 seconds. Wednesday: Northeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: northeast 2 feet at 4 seconds and southeast 1 foot at 6 seconds. Wednesday Night: Northeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: east 1 foot at 5 seconds. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm (GMZ555) | |
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