Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Last Update: 1258 PM CDT Sat Jul 12 2025

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New Orleans/Baton Rouge, LA Local Forecast Office

62NM SW Grand Isle LA

Marine Zone Forecast

Today

South winds 5 to 10 knots, becoming southeast this afternoon. Seas around 2 feet. Wave detail: south 2 feet at 4 seconds. A slight chance of showers and thunderstorms this morning. A chance of showers and thunderstorms early this afternoon. A slight chance of showers and thunderstorms late.

Tonight

Southeast winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 5 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight.

Sunday

South winds 5 to 10 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 5 seconds. Thunderstorms likely with a chance of showers.

Sunday Night

South winds around 5 knots. Seas around 2 feet. Wave detail: southeast 2 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms after midnight.

Monday

Southwest winds around 5 knots. Seas around 2 feet. Wave detail: south 2 feet at 5 seconds. A chance of thunderstorms. Showers likely, mainly in the morning.

Monday Night

West winds around 5 knots. Seas around 2 feet. Wave detail: south 1 foot at 5 seconds. A slight chance of showers and thunderstorms after midnight.

Tuesday

Northwest winds 5 to 10 knots. Seas around 2 feet. Wave detail: southwest 1 foot at 6 seconds. A chance of showers and thunderstorms, mainly in the morning.

Tuesday Night

Northwest winds 5 to 10 knots. Seas 1 foot or less. Wave detail: west 1 foot at 4 seconds and south 1 foot at 6 seconds. A chance of showers and thunderstorms after midnight.

Wednesday

North winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet in the afternoon. Wave detail: northwest 1 foot at 4 seconds and south 1 foot at 5 seconds, becoming northwest 1 foot at 4 seconds and east 1 foot at 6 seconds. A chance of thunderstorms. Showers likely.

Wednesday Night

Northeast winds around 5 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave detail: west 1 foot at 4 seconds and east 1 foot at 6 seconds, becoming southwest 1 foot at 4 seconds and east 1 foot at 5 seconds. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight.

winds and seas higher in and near thunderstorms.

Winds and seas higher in and near thunderstorms.