Coastal Waters Forecast for Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm (GMZ575) (Text-Only)
NWS Forecast for: Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm (GMZ575)
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Last Update: 1226 PM CDT Mon Sep 8 2025




This Afternoon: Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: northeast 4 feet at 6 seconds. A slight chance of showers and thunderstorms.

Tonight: Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave detail: northeast 3 feet at 5 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight.

Tuesday: East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 5 seconds. Showers and thunderstorms likely.

Tuesday Night: East winds around 15 knots with gusts up to 20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 6 seconds. A chance of thunderstorms. Showers likely, mainly in the evening.

Wednesday: East winds 10 to 15 knots, becoming northeast 15 to 20 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 6 seconds. Showers likely with a chance of thunderstorms.

Wednesday Night: East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 5 seconds. A chance of showers and thunderstorms.

Thursday: Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave detail: east 4 feet at 5 seconds. A chance of showers and thunderstorms.

Thursday Night: Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave detail: east 3 feet at 5 seconds. A slight chance of thunderstorms in the evening. A slight chance of showers.

Friday: Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave detail: east 3 feet at 5 seconds. A slight chance of showers. A slight chance of thunderstorms in the afternoon.

Friday Night: East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave detail: east 3 feet at 5 seconds.

winds and seas higher in and near thunderstorms.







Zone Forecast: Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm (GMZ575)

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