NWS Marine Forecast


   GMZ570-251100-  Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya  River LA from 20 to 60 NM-  537 PM CDT Sun May 24 2026    TONIGHT  East winds around 10 knots, becoming southeast after  midnight. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds.  A chance of thunderstorms. A chance of showers.  MONDAY  South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail:  South 2 feet at 5 seconds. Showers likely with a chance of  thunderstorms.  MONDAY NIGHT  Southeast winds 5 to 10 knots, increasing to 10 to  15 knots after midnight. Seas 2 to 3 feet. Wave Detail: South 3 feet  at 6 seconds. A slight chance of showers and thunderstorms in the  evening, then a chance of showers and thunderstorms after midnight.  TUESDAY  Southeast winds around 10 knots. Seas around 3 feet. Wave  Detail: Southeast 3 feet at 6 seconds. A chance of thunderstorms. A  chance of showers in the morning, then showers likely in the  afternoon.  TUESDAY NIGHT  Southeast winds 10 to 15 knots with gusts up to  20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:  South 3 feet at 6 seconds. A slight chance of showers in the  evening.  WEDNESDAY  Southeast winds 10 to 15 knots. Seas 3 to 4 feet,  occasionally to 5 feet. Wave Detail: South 4 feet at 6 seconds. A  slight chance of showers and thunderstorms in the morning, then  showers likely with a chance of thunderstorms in the afternoon.  WEDNESDAY NIGHT  Southeast winds 10 to 15 knots with gusts up to  20 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail:  South 4 feet at 6 seconds. A chance of thunderstorms. A chance of  showers in the evening, then showers likely after midnight.  THURSDAY  Southeast winds 10 to 15 knots. Seas 3 to 4 feet,  occasionally to 5 feet. Wave Detail: South 3 feet at 7 seconds. A  chance of thunderstorms. Showers.  THURSDAY NIGHT  Southeast winds around 10 knots. Seas around  3 feet. Wave Detail: South 3 feet at 7 seconds. A chance of showers  with a slight chance of thunderstorms in the evening, then showers  likely with a chance of thunderstorms after midnight.  FRIDAY  South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail:  South 3 feet at 7 seconds. Showers likely with a chance of  thunderstorms in the morning, then a chance of showers with a slight  chance of thunderstorms in the afternoon.  FRIDAY NIGHT  South winds 5 to 10 knots. Seas 2 to 3 feet. A  chance of showers with a slight chance of thunderstorms.    Winds and seas higher in and near thunderstorms.    $$