| NWS Forecast for: Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm (GMZ575) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 1237 PM CST Fri Jan 9 2026 |  |
| This Afternoon: Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: south 4 feet at 6 seconds. A slight chance of showers. Tonight: South winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: south 4 feet at 6 seconds. A slight chance of showers and thunderstorms. Saturday: South winds 10 to 15 knots with gusts up to 20 knots, becoming west in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: south 4 feet at 6 seconds. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon with visibility 1 nm or less. Saturday Night: North winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet, building to 6 to 9 feet, occasionally to 11 feet after midnight. Wave detail: northwest 4 feet at 4 seconds and southeast 3 feet at 7 seconds, becoming north 8 feet at 7 seconds and southeast 5 feet at 7 seconds. Showers likely with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Sunday: North winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Seas 8 to 10 feet, occasionally to 13 feet, subsiding to 6 to 9 feet, occasionally to 11 feet in the afternoon. Wave detail: north 9 feet at 7 seconds. Sunday Night: Northeast winds 20 to 25 knots with gusts up to 30 knots. Seas 6 to 8 feet, occasionally to 10 feet. Wave detail: northeast 8 feet at 7 seconds. Monday: Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 3 to 4 feet, occasionally to 5 feet in the afternoon. Wave detail: northeast 6 feet at 7 seconds, becoming northeast 4 feet at 6 seconds. Monday Night: Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: northeast 3 feet at 6 seconds. Tuesday: Northeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: east 2 feet at 5 seconds. Tuesday Night: Northwest winds around 5 knots, becoming west after midnight. Seas around 2 feet. Wave detail: east 2 feet at 5 seconds and northwest 1 foot at 3 seconds. A slight chance of showers in the evening, then a chance of showers after midnight. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm (GMZ575) | |
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