NWS Marine Forecast


   GMZ400-180700-  1236 PM CST Mon Nov 17 2025    .Synopsis for Lower Atchafalaya River LA to High Island TX out  60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote  Blanche Bays...    A series of waves moving north of the region will bring about  a prolonged period of variable pressure fields and onshore winds  at a breezy to occasionally moderate flow.    Late in the work week, a deeply amplified weather system will be  approaching from the west bringing about stronger onshore winds  and periods of showers and thunderstorms. Winds and seas will  gradually increase from early Thursday into Friday.      $$
   GMZ452-180700-  Coastal waters from Intracoastal City to Cameron LA out 20 NM-  1236 PM CST Mon Nov 17 2025    TONIGHT  Southeast winds 10 to 15 knots. Seas around 2 feet.  Wave Detail: South 2 feet at 4 seconds.  TUESDAY  Southeast winds 5 to 10 knots. Seas around 2 feet.  Wave Detail: South 2 feet at 5 seconds.  TUESDAY NIGHT  Southeast winds 5 to 10 knots. Seas around  2 feet. Wave Detail: South 2 feet at 5 seconds.  WEDNESDAY  Southeast winds 5 to 10 knots. Seas around 2 feet.  Wave Detail: South 2 feet at 5 seconds.  WEDNESDAY NIGHT  Southeast winds 10 to 15 knots. Seas 2 to  3 feet. Wave Detail: Southeast 2 feet at 5 seconds.  THURSDAY  Southeast winds 10 to 15 knots, increasing to 15 to  20 knots in the afternoon. Seas 2 to 4 feet. Wave Detail:  Southeast 3 feet at 5 seconds. A chance of showers with a slight  chance of thunderstorms in the afternoon.  THURSDAY NIGHT  Southeast winds 15 to 20 knots. Seas 2 to  4 feet. A slight chance of thunderstorms. A chance of showers in  the evening, then showers likely after midnight.  FRIDAY  South winds 10 to 15 knots. Seas 2 to 4 feet. A chance  of showers with a slight chance of thunderstorms.  FRIDAY NIGHT  South winds around 10 knots. Seas 2 to 3 feet. A  slight chance of showers in the evening, then a chance of showers  with a slight chance of thunderstorms after midnight.  SATURDAY  Northwest winds around 10 knots, becoming southwest  in the afternoon. Seas 2 to 3 feet. A slight chance of showers  and thunderstorms.  SATURDAY NIGHT  Southeast winds 10 to 15 knots, becoming east  after midnight. Seas 2 to 3 feet. A slight chance of showers.    Winds and seas higher in and near thunderstorms.    $$