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New Orleans/Baton Rouge, LA Local Forecast Office

19NM SE Grand Isle LA

Marine Zone Forecast

Today

Northwest winds around 5 knots. Seas 1 foot or less. Showers and thunderstorms likely.

Tonight

Northeast winds around 5 knots. Seas 1 foot or less. A chance of showers and thunderstorms.

Sunday

Northeast winds 5 to 10 knots. Seas 1 foot or less. Thunderstorms likely. Showers.

Sunday Night

East winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight.

Monday

Northeast winds around 10 knots. Seas around 2 feet. Showers likely with a chance of thunderstorms in the morning, then showers and thunderstorms likely in the afternoon.

Monday Night

East winds around 10 knots. Seas around 2 feet. Showers likely with a chance of thunderstorms.

Tuesday

Northeast winds around 10 knots. Seas 1 to 2 feet. Showers likely. Thunderstorms likely, mainly in the morning.

Tuesday Night

Northeast winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight.

Wednesday

North winds 5 to 10 knots. Seas 1 to 2 feet. A chance of showers and thunderstorms.

Wednesday Night

North winds 5 to 10 knots. Seas 1 to 2 feet. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight.

winds and seas higher in and near thunderstorms.

Winds and seas higher in and near thunderstorms.