| NWS Forecast for: Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm (GMZ554) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 156 AM CDT Mon Aug 3 2026 |  |
| Rest Of Tonight: West winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: west 3 feet at 5 seconds and southeast 1 foot at 9 seconds. A slight chance of showers and thunderstorms. Monday: Northwest winds 5 to 10 knots. Seas around 2 feet. Wave detail: northwest 2 feet at 5 seconds and southeast 1 foot at 9 seconds. Monday Night: West winds 5 to 10 knots. Seas around 2 feet. Wave detail: southwest 1 foot at 4 seconds and east 1 foot at 6 seconds. A slight chance of showers and thunderstorms after midnight. Tuesday: West winds 5 to 10 knots. Seas 1 foot or less, then 1 to 2 feet in the afternoon. Wave detail: west 1 foot at 4 seconds and southeast 1 foot at 6 seconds, then wave detail: southwest 1 foot at 4 seconds and southeast 1 foot at 6 seconds. A slight chance of showers and thunderstorms in the morning. Tuesday Night: Southwest winds 5 to 10 knots. Seas 1 foot or less. Wave detail: southwest 1 foot at 4 seconds and southeast 1 foot at 5 seconds. Wednesday: Southwest winds around 5 knots. Seas 1 foot or less. Wave detail: south 1 foot at 5 seconds. A slight chance of showers and thunderstorms. Wednesday Night: South winds around 5 knots. Seas 1 foot or less. Wave detail: south 1 foot at 4 seconds. Thursday: Southeast winds around 5 knots. Seas 1 foot or less. Wave detail: south 1 foot at 5 seconds. Thursday Night: Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: south 2 feet at 5 seconds. A slight chance of showers and thunderstorms after midnight. Friday: East winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 6 seconds. A slight chance of showers and thunderstorms. Friday Night: East winds 5 to 10 knots. Seas 2 to 3 feet. A slight chance of showers and thunderstorms after midnight. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm (GMZ554) | |
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