Coastal Waters Forecast for Breton Sound (GMZ538) (Text-Only)
NWS Forecast for: Breton Sound (GMZ538)
Issued by: National Weather Service New Orleans/Baton Rouge, LA
Last Update: 432 AM CST Thu Nov 20 2025
Print




Today: East winds 5 to 10 knots. Waves 1 foot or less. Widespread dense fog early this morning, then areas of fog late this morning. Visibility 1 nm or less early this morning.

Tonight: Southeast winds 10 to 15 knots. Waves around 2 feet. A chance of showers after midnight.

Friday: South winds 10 to 15 knots. Waves 2 to 3 feet. A chance of showers. A slight chance of thunderstorms in the afternoon.

Friday Night: South winds 5 to 10 knots. Waves around 2 feet.

Saturday: Southwest winds around 5 knots. Waves 1 foot or less.

Saturday Night: Southwest winds 5 to 10 knots, becoming west after midnight. Waves 1 foot or less.

Sunday: Northeast winds 5 to 10 knots, becoming southeast in the afternoon. Waves 1 foot or less.

Sunday Night: Southeast winds 5 to 10 knots. Waves 1 foot or less.

Monday: Southeast winds around 10 knots. Waves around 2 feet.

Monday Night: South winds 10 to 15 knots. Waves 2 to 3 feet. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.

winds and waves higher in and near thunderstorms.







Zone Forecast: Breton Sound (GMZ538)

Visit your local NWS office at: https://www.weather.gov/lix