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New Orleans/Baton Rouge, LA Local Forecast Office

19NM SE Grand Isle LA

Marine Zone Forecast

This Afternoon

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

Tonight

Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: southeast 4 feet at 6 seconds. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.

Friday

South winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: south 4 feet at 6 seconds. A slight chance of showers and thunderstorms.

Friday Night

Southwest winds 5 to 10 knots. Seas around 2 feet. Wave detail: south 2 feet at 6 seconds.

Saturday

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

Saturday Night

West winds around 5 knots, becoming northwest after midnight. Seas 1 to 2 feet. Wave detail: southeast 2 feet at 6 seconds.

Sunday

Northeast winds around 5 knots, becoming east in the afternoon. Seas 1 to 2 feet. Wave detail: southeast 2 feet at 6 seconds.

Sunday Night

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

Monday

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

Monday Night

South winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: south 4 feet at 5 seconds. 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.