NWS Marine Forecast


   GMZ500-GMZ501-171000-  406 PM CDT Thu Oct 16 2025      .SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM...    High pressure centered over the area will gradually shift to the  east and southeast today and Friday. Winds will turn more east-  southeasterly and increase to 10 to 15 knots tonight and Friday in  response to the departing high. Seas then also rise to 2 to 4 feet  by Friday due to these stronger winds. A frontal system is expected  to slide through the waters late in the weekend. Winds may briefly  get into the 15 to 20 knot range Friday night into Saturday, but do  not expect any prolonged periods where winds exceed 20 knots.  further increase onshore winds to 15 to 20 knots Friday night. After  the front moves through late on Sunday, winds will shift to the  northwest, but choppy conditions will persist.    $$
   GMZ550-552-171000-  Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA  out 20 nm-  Coastal waters from the Southwest Pass of the Mississippi River to  Port Fourchon Louisiana out 20 NM-  406 PM CDT Thu Oct 16 2025    TONIGHT  Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave  Detail: Southeast 2 feet at 5 seconds.  FRIDAY  East winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:  Southeast 2 feet at 5 seconds.  FRIDAY NIGHT  Southeast winds 10 to 15 knots with gusts up to  20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at  5 seconds.  SATURDAY  Southeast winds 10 to 15 knots with gusts up to  20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at  5 seconds. A slight chance of showers and thunderstorms in the  afternoon.  SATURDAY NIGHT  Southeast winds around 10 knots with gusts up to  20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at  6 seconds. A slight chance of showers in the evening, then a chance  of showers with a slight chance of thunderstorms after midnight.  SUNDAY  Southeast winds 5 to 10 knots, becoming east in the  afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at  7 seconds. A chance of showers with a slight chance of thunderstorms  in the morning.  SUNDAY NIGHT  East winds 10 to 15 knots with gusts up to 20 knots.  Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 7 seconds.  MONDAY  East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail:  Southeast 3 feet at 7 seconds.  MONDAY NIGHT  Southeast winds around 10 knots. Seas 2 to 3 feet.  Wave Detail: Southeast 3 feet at 7 seconds.  TUESDAY  Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave  Detail: Southeast 2 feet at 6 seconds.  TUESDAY NIGHT  Southeast winds around 10 knots. Seas around  2 feet. A slight chance of showers after midnight.    Winds and seas higher in and near thunderstorms.    $$