NWS Marine Forecast


   GMZ400-161900-  102 AM CDT Wed Jul 16 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 this afternoon. 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.    $$
   GMZ435-161900-  Vermilion and West Cote Blanche Bays-  102 AM CDT Wed Jul 16 2025    TODAY  Northwest winds around 5 knots, becoming southwest  around 5 knots late. Bay waters smooth. A slight chance of  showers. A slight chance of thunderstorms until late afternoon,  then a chance of thunderstorms late.  TONIGHT  West winds around 5 knots. Bay waters smooth. A slight  chance of showers and thunderstorms in the evening, then a chance  of showers and thunderstorms after midnight.  THURSDAY  Northwest winds 5 to 10 knots. Bay waters light chop.  Showers likely with a chance of thunderstorms in the morning,  then showers and thunderstorms in the afternoon.  THURSDAY NIGHT  Northwest winds 5 to 10 knots. Bay waters light  chop. Showers likely with a chance of thunderstorms in the  evening, then showers with thunderstorms likely after midnight.  FRIDAY  Southwest winds around 10 knots. Bay waters light chop.  Showers and thunderstorms.  FRIDAY NIGHT  Southwest winds 5 to 10 knots. Bay waters light  chop. A chance of showers. A slight chance of thunderstorms in  the evening, then a chance of thunderstorms after midnight.  SATURDAY  Southwest winds 5 to 10 knots. Bay waters light chop.  Showers likely. A chance of thunderstorms in the morning, then  thunderstorms likely in the afternoon.  SATURDAY NIGHT  Southwest winds 5 to 10 knots. Bay waters light  chop.  SUNDAY  Southwest winds 5 to 10 knots. Bay waters light chop. A  chance of showers and thunderstorms.  SUNDAY NIGHT  Southwest winds 5 to 10 knots. Bay waters light  chop.    Winds and waves higher in and near thunderstorms.    $$