| NWS Forecast for: Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM (GMZ552) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 248 PM CDT Thu Jun 19 2025 | |
| Tonight: South winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: south 2 feet at 5 seconds. A slight chance of showers and thunderstorms early this evening. Friday: Southwest winds around 5 knots. Seas 1 to 2 feet. Wave detail: south 2 feet at 5 seconds. A slight chance of showers and thunderstorms. Friday Night: Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: south 1 foot at 6 seconds. Saturday: South winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: south 1 foot at 7 seconds. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Saturday Night: Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: south 2 feet at 6 seconds. A chance of showers and thunderstorms after midnight. Sunday: East winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: south 2 feet at 5 seconds. Showers likely with a chance of thunderstorms. Sunday Night: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 4 seconds. A chance of showers and thunderstorms. Monday: East winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: southeast 2 feet at 5 seconds. A chance of thunderstorms. Showers. Monday Night: Southeast winds 10 to 15 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 5 seconds. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Tuesday: East winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds. A chance of thunderstorms. Showers. Tuesday Night: Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers and thunderstorms. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Coastal waters from the Southwest Pass of the Mississippi River to Port Fourchon Louisiana out 20 NM (GMZ552) | |
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