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Hazardous Weather Conditions
Last Update: 536 AM CDT Sat Oct 24 2026
For More Weather Information:
20NM SSE Grand Isle LA
Marine Zone Forecast
Today
East winds 10 to 15 knots with gusts up to 20 knots, becoming northeast 15 to 20 knots with gusts up to 25 knots this afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 5 seconds.
Tonight
East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet.
Sunday
Northeast winds 20 to 25 knots with gusts up to 30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave detail: east 6 feet at 7 seconds.
Sunday Night
Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave detail: east 6 feet at 8 seconds.
Monday
Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: east 5 feet at 8 seconds.
Monday Night
East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: east 5 feet at 8 seconds.
Tuesday
East winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: east 5 feet at 7 seconds.
Tuesday Night
East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 7 seconds.
Wednesday
East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 7 seconds.
Wednesday Night
East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: east 4 feet at 6 seconds.
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