NWS Marine Forecast


   GMZ570-032300-  Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya  River LA from 20 to 60 NM-  535 AM CDT Mon Aug 3 2026    TODAY  West winds 5 to 10 knots. Seas around 2 feet. Wave Detail:  West 2 feet at 5 seconds. A slight chance of showers and  thunderstorms early this morning.  TONIGHT  Southwest winds around 5 knots. Seas around 2 feet in the  evening, then 1 foot or less. Wave Detail: Southwest 2 feet at  4 seconds, becoming southwest 1 foot at 4 seconds.  TUESDAY  West winds around 5 knots. Seas 1 foot or less. Wave  Detail: West 1 foot at 4 seconds. A slight chance of showers and  thunderstorms in the morning.  TUESDAY NIGHT  Southwest winds around 5 knots. Seas 1 foot or  less. Wave Detail: Southwest 1 foot at 5 seconds.  WEDNESDAY  South winds around 5 knots. Seas 1 foot or less. Wave  Detail: South 1 foot at 5 seconds.  WEDNESDAY NIGHT  South winds 5 to 10 knots. Seas 1 foot or less,  then around 2 feet after midnight. Wave Detail: South 1 foot at  6 seconds, becoming south 2 feet at 5 seconds.  THURSDAY  Southeast winds around 5 knots. Seas around 2 feet. Wave  Detail: South 2 feet at 7 seconds.  THURSDAY NIGHT  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.  FRIDAY  East winds 5 to 10 knots. Seas around 2 feet. Wave Detail:  Southeast 2 feet at 6 seconds. A slight chance of showers and  thunderstorms.  FRIDAY NIGHT  East winds 10 to 15 knots, becoming southeast 5 to  10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast  3 feet at 6 seconds. A slight chance of showers and thunderstorms  after midnight.    Winds and seas higher in and near thunderstorms.    $$