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New Orleans/Baton Rouge, LA Local Forecast Office

19NM SE Grand Isle LA

Marine Zone Forecast

Rest Of Tonight

Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: south 1 foot at 5 seconds. Patchy dense fog.

Saturday

South winds around 5 knots. Seas 1 to 2 feet in the morning, then 1 foot or less. Wave detail: south 1 foot at 5 seconds. Patchy dense fog in the morning.

Saturday Night

South winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: south 2 feet at 5 seconds. Patchy fog after midnight.

Sunday

South winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: south 2 feet at 4 seconds. A slight chance of showers in the afternoon.

Sunday Night

South winds 5 to 10 knots, becoming southwest 10 to 15 knots after midnight. Seas 1 to 2 feet, building to 2 to 3 feet after midnight. Wave detail: south 2 feet at 5 seconds. A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight.

Monday

North winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: northwest 5 feet at 4 seconds and south 2 feet at 6 seconds. A chance of showers.

Monday Night

North winds 20 to 25 knots with gusts up to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: south 1 foot at 6 seconds.

Tuesday

North winds 20 to 25 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet, subsiding to 2 to 3 feet in the afternoon. Wave detail: north 4 feet at 3 seconds, becoming northeast 3 feet at 3 seconds.

Tuesday Night

North winds 10 to 15 knots. Seas 2 to 3 feet, subsiding to 1 to 2 feet after midnight. Wave detail: northeast 2 feet at 3 seconds.

Wednesday

North winds 5 to 10 knots. Seas 1 to 2 feet in the morning, then 1 foot or less. Wave detail: north 1 foot at 3 seconds, becoming northeast 1 foot at 2 seconds.

Wednesday Night

Northwest winds around 5 knots. Seas 1 foot or less.

winds and seas higher in and near thunderstorms.