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Last Update: 537 AM CDT Wed Sep 2 2026
For More Weather Information:
11NM NE Grand Isle LA
Marine Zone Forecast
Today
East winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms early this morning, then a chance of showers and thunderstorms late this morning and early afternoon. A slight chance of showers and thunderstorms late.
Tonight
East winds around 5 knots. Seas 1 foot or less.
Thursday
Northeast winds around 5 knots, becoming east in the afternoon. Seas 1 foot or less. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon.
Thursday Night
Southeast winds around 5 knots. Seas 1 foot or less. A chance of showers and thunderstorms after midnight.
Friday
North winds around 5 knots, becoming southeast around 5 knots in the afternoon. Seas 1 foot or less. A chance of thunderstorms. Showers likely, mainly in the morning.
Friday Night
Southwest winds around 5 knots. Seas 1 foot or less. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight.
Saturday
Northwest winds around 5 knots, becoming south in the afternoon. Seas 1 foot or less. A chance of showers and thunderstorms.
Saturday Night
Southwest winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms after midnight.
Sunday
Northwest winds around 5 knots, becoming southwest in the afternoon. Seas 1 foot or less. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon.
Sunday Night
West winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms after midnight.
winds and seas higher in and near thunderstorms.
winds and seas higher in and near thunderstorms.
Winds and seas higher in and near thunderstorms.
Additional Forecasts and Information
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