| 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: 343 AM CDT Wed May 21 2025 | |
| Today: Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: south 3 feet at 7 seconds. A slight chance of showers. A slight chance of thunderstorms late. Tonight: Southeast winds around 5 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms after midnight. Thursday: Southeast winds around 5 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 7 seconds. A chance of showers and thunderstorms, mainly in the morning. Thursday Night: South winds around 5 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 5 seconds. Friday: East winds 5 to 10 knots. Seas around 2 feet. Wave detail: northeast 1 foot at 2 seconds and southeast 1 foot at 5 seconds. A slight chance of showers in the morning. Friday Night: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 1 foot at 4 seconds. Saturday: Southeast winds around 10 knots. Seas around 2 feet. Wave detail: south 2 feet at 5 seconds. A slight chance of showers and thunderstorms in the afternoon. Saturday Night: Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 4 seconds. Sunday: Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 4 seconds. Sunday Night: South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds. A slight chance of showers and thunderstorms after midnight. 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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