| NWS Forecast for: Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM (GMZ570) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 1127 PM CST Thu Jan 8 2026 |  |
| Rest Of Tonight: South winds around 15 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: south 5 feet at 7 seconds. A chance of showers late this evening, then a slight chance of showers and thunderstorms. Friday: South winds around 15 knots with gusts up to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave detail: south 5 feet at 7 seconds. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Friday Night: South winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave detail: south 5 feet at 7 seconds. A slight chance of thunderstorms. A chance of showers, mainly in the evening. Saturday: Southwest winds 10 to 15 knots, becoming northwest 15 to 20 knots in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Wave detail: south 4 feet at 7 seconds and northwest 2 feet at 3 seconds. A chance of thunderstorms. Showers. Visibility 1 nm or less in the morning. Saturday Night: North winds 20 to 25 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet, building to 7 to 9 feet, occasionally to 11 feet after midnight. Wave detail: northwest 5 feet at 6 seconds and southeast 4 feet at 7 seconds, becoming north 7 feet at 7 seconds and southeast 3 feet at 7 seconds. A chance of showers, mainly in the evening. Sunday: North winds 20 to 25 knots with gusts up to 30 knots. Seas 7 to 9 feet, occasionally to 11 feet, subsiding to 5 to 8 feet, occasionally to 10 feet in the afternoon. Wave detail: north 8 feet at 7 seconds and southeast 2 feet at 7 seconds, becoming north 8 feet at 7 seconds and southeast 1 foot at 7 seconds. Sunday Night: Northeast winds 20 to 25 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave detail: north 7 feet at 6 seconds and southeast 1 foot 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 6 seconds, becoming northeast 4 feet at 7 seconds. Monday Night: Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: northeast 3 feet at 7 seconds. Tuesday: Northeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: east 2 feet at 6 seconds. A slight chance of showers in the afternoon. Tuesday Night: Northeast winds 5 to 10 knots, becoming west after midnight. Seas around 2 feet. A chance of showers. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM (GMZ570) | |
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