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Hazardous Weather Conditions
Last Update: 437 AM CST Sat Jan 31 2026
For More Weather Information:
62NM SW Grand Isle LA
Marine Zone Forecast
Today
North winds 25 to 30 knots with gusts up to 40 knots. Seas 8 to 11 feet, occasionally to 14 feet. Wave detail: north 10 feet at 7 seconds.
Tonight
North winds 25 to 30 knots, diminishing to 20 to 25 knots after midnight. Seas 7 to 10 feet, occasionally to 13 feet. Wave detail: northwest 9 feet at 7 seconds and northeast 7 feet at 8 seconds.
Sunday
North winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet, subsiding to 2 to 4 feet, occasionally to 5 feet in the afternoon. Wave detail: north 4 feet at 6 seconds, becoming north 3 feet at 5 seconds.
Sunday Night
Northwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave detail: north 2 feet at 5 seconds.
Monday
Northwest winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave detail: northwest 1 foot at 3 seconds and northeast 1 foot at 5 seconds, becoming northwest 1 foot at 3 seconds and northeast 1 foot at 4 seconds.
Monday Night
South winds 5 to 10 knots. Seas 1 foot or less. Wave detail: southwest 1 foot at 3 seconds and east 1 foot at 3 seconds.
Tuesday
South winds 5 to 10 knots. Seas around 2 feet. Wave detail: south 2 feet at 3 seconds.
Tuesday Night
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: south 3 feet at 5 seconds. A chance of showers after midnight.
Wednesday
Southwest winds 10 to 15 knots, becoming northwest in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: south 3 feet at 5 seconds. Showers.
Wednesday Night
North winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 4 to 5 feet, occasionally to 6 feet, building to 5 to 7 feet, occasionally to 9 feet after midnight. Wave detail: northwest 4 feet at 5 seconds and southeast 3 feet at 6 seconds, becoming north 5 feet at 6 seconds and east 3 feet at 6 seconds. A slight chance of thunderstorms in the evening. A chance of showers.
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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