NWS Marine Forecast


   GMZ400-160600-  1233 PM CDT Tue Jul 15 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...    High pressure extending across the northern Gulf will maintain  light onshore winds and low seas through tomorrow. Winds and seas  will increase Thursday through the weekend as a tropical  disturbance moves across the northern gulf. There is a 40%  chance of this disturbance strengthening into a tropical storm.  Regardless of development, gusty winds and widespread rain is  expected Thursday through Saturday.    $$
   GMZ435-160600-  Vermilion and West Cote Blanche Bays-  1233 PM CDT Tue Jul 15 2025    TONIGHT  West winds 5 to 10 knots, becoming around 5 knots  late. Bay waters light chop.  WEDNESDAY  Northwest winds around 5 knots, becoming west around  5 knots in the afternoon. Bay waters smooth. A slight chance of  showers and thunderstorms in the morning, then a chance of  showers and thunderstorms in the afternoon.  WEDNESDAY NIGHT  Southwest winds around 5 knots, becoming  northwest after midnight. Bay waters light chop. A chance of  showers and thunderstorms in the evening, then showers and  thunderstorms likely after midnight.  THURSDAY  North winds 5 to 10 knots. Bay waters light chop.  Showers likely with a chance of thunderstorms in the morning,  then showers and thunderstorms in the afternoon.  THURSDAY NIGHT  North winds 5 to 10 knots, becoming west after  midnight. Bay waters light chop. Showers and thunderstorms likely  in the evening, then showers with a chance of thunderstorms after  midnight.  FRIDAY  Southwest winds around 10 knots. Bay waters light chop.  Thunderstorms likely. Showers.  FRIDAY NIGHT  Southwest winds around 10 knots. Bay waters light  chop. A chance of showers. A slight chance of thunderstorms in  the evening, then a chance of thunderstorms after midnight.  SATURDAY  Southwest winds around 10 knots. Bay waters light  chop. Showers likely with a chance of thunderstorms in the  morning, then showers and thunderstorms likely in the afternoon.  SATURDAY NIGHT  South winds 5 to 10 knots. Bay waters light  chop. A slight chance of showers and thunderstorms after  midnight.  SUNDAY  Southwest winds 5 to 10 knots. Bay waters light chop. A  chance of showers and thunderstorms.  SUNDAY NIGHT  Southwest winds 5 to 10 knots. Bay waters light  chop.    Winds and waves higher in and near thunderstorms.    $$