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Coastal Threats for the East and Gulf; Record Warmth for the Central U.S.

Persistent onshore flow across the Southeast and portions of the mid-Atlantic will keep the risk of rip currents through the weekend. Rainfall could be locally heavy across Florida, especially along the eastern shoreline. Meanwhile, record warmth for portions of the Plains and Midwest with elevated fire concerns. For the west, a trough will keep the pattern unsettled with wet conditions. Read More >

Coastal Waters Forecast for Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm (GMZ550) (Text-Only)
NWS Forecast for: Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm (GMZ550)
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Last Update: 701 PM CDT Fri Oct 3 2025		Print



Tonight: East winds 20 to 25 knots with gusts up to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Showers likely. A slight chance of thunderstorms until early morning, then a chance of thunderstorms late.

Saturday: East winds 20 to 25 knots with gusts up to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Showers likely with a chance of thunderstorms.

Saturday Night: East winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Showers likely. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight.

Sunday: East winds around 15 knots with gusts up to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Showers likely with a chance of thunderstorms in the morning, then showers likely with a slight chance of thunderstorms in the afternoon.

Sunday Night: East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. A chance of showers.

Monday: East winds 5 to 10 knots. Seas around 2 feet. A chance of showers.

Monday Night: East winds around 10 knots. Seas 1 to 2 feet. A slight chance of showers.

Tuesday: Northeast winds around 10 knots. Seas 1 to 2 feet. A slight chance of showers in the morning, then a chance of showers in the afternoon.

Tuesday Night: Northeast winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas 1 to 2 feet, building to 2 to 3 feet after midnight. A slight chance of showers.

Wednesday: Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon.

Wednesday Night: East winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. A slight chance of showers.

winds and seas higher in and near thunderstorms.






Zone Forecast: Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm (GMZ550)

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