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New Orleans/Baton Rouge, LA Local Forecast Office

19NM SE Grand Isle LA

Marine Zone Forecast

This Afternoon

East winds around 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 6 seconds.

Tonight

Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds.

Saturday

Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds. A slight chance of showers and thunderstorms.

Saturday Night

Southeast winds around 10 knots, becoming southwest after midnight. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 5 seconds. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight.

Sunday

Northwest winds around 10 knots, becoming north in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: southeast 3 feet at 7 seconds and northwest 2 feet at 3 seconds. A chance of showers and thunderstorms in the morning.

Sunday Night

Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: southeast 3 feet at 7 seconds and north 2 feet at 3 seconds.

Monday

Northeast winds 10 to 15 knots, becoming east 5 to 10 knots in the afternoon. Seas 2 to 3 feet, subsiding to 1 to 2 feet in the afternoon. Wave detail: southeast 2 feet at 7 seconds.

Monday Night

Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: southeast 2 feet at 6 seconds.

Tuesday

Northeast winds around 5 knots. Seas 1 to 2 feet in the morning, then 1 foot or less. Wave detail: southeast 1 foot at 6 seconds.

Tuesday Night

Northeast winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave detail: southeast 1 foot at 6 seconds, becoming east 1 foot at 4 seconds.

winds and seas higher in and near thunderstorms.

Winds and seas higher in and near thunderstorms.