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Tracking a Couple of Storm Systems Across the Country

Showers, along with a few strong to severe thunderstorms, are expected from the Great Lakes, New England and southward into the Ohio and Tennessee Valleys. In the wake of this system, a stronger storm is expected to track from the Pacific Northwest, Plains and through the Eastern U.S. this weekend. Strong winds, showers and a larger drop in temperatures are expected this weekend into Monday. 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: 231 PM CST Fri Nov 7 2025		Print

This Afternoon: Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: southeast 2 feet at 5 seconds.

Tonight: Southwest winds around 5 knots. Seas 1 to 2 feet. Wave detail: southeast 2 feet at 5 seconds.

Saturday: West winds around 5 knots. Seas 1 to 2 feet. Wave detail: south 1 foot at 5 seconds.

Saturday Night: Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: southwest 1 foot at 4 seconds and southeast 1 foot at 5 seconds.

Sunday: Northwest winds 15 to 20 knots, becoming north 20 to 25 knots in the afternoon. Seas 2 to 3 feet, building to 3 to 5 feet, occasionally to 6 feet in the afternoon. Wave detail: northwest 2 feet at 3 seconds and southeast 1 foot at 5 seconds, becoming northwest 4 feet at 4 seconds and east 1 foot at 4 seconds.

Sunday Night: North winds 25 to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: north 4 feet at 4 seconds.

Monday: North winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave detail: north 4 feet at 4 seconds.

Monday Night: North winds 15 to 20 knots, becoming northeast 10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: north 3 feet at 3 seconds.

Tuesday: Northeast winds 5 to 10 knots, becoming east in the afternoon. Seas 1 to 2 feet in the morning, then 1 foot or less. Wave detail: northeast 2 feet at 3 seconds, becoming east 1 foot at 3 seconds.

Tuesday Night: South winds 5 to 10 knots. Seas 1 to 2 feet. Wave detail: southeast 1 foot at 3 seconds.






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

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