| 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: 536 AM CDT Sat Aug 8 2026 | |
| Today: East winds 5 to 10 knots. Seas around 2 feet. Wave detail: east 2 feet at 5 seconds. A chance of showers and thunderstorms until late afternoon, then a slight chance of showers and thunderstorms late. Tonight: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 6 seconds. Sunday: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: east 2 feet at 5 seconds. A chance of thunderstorms. A chance of showers, mainly in the morning. Sunday Night: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 5 seconds. A slight chance of showers and thunderstorms after midnight. Monday: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 4 seconds. A chance of showers and thunderstorms, mainly in the morning. Monday Night: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 5 seconds. Tuesday: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 5 seconds. A slight chance of showers and thunderstorms in the morning. Tuesday Night: South winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 6 seconds. Wednesday: South winds 5 to 10 knots. Seas around 2 feet. Wave detail: south 2 feet at 5 seconds and east 1 foot at 6 seconds. Wednesday Night: South winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: south 2 feet at 3 seconds and southeast 2 feet at 6 seconds. 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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