NWS Marine Forecast


   GMZ400-292100-  308 AM CDT Wed Jul 29 2026    .Synopsis for Lower Atchafalaya River LA to High Island TX out  60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote  Blanche Bays...    Low seas and moderate onshore winds will prevail to the end of the  work week as high pressure largely remains in charge. High  pressure will begin backing into central Texas late Thursday into  Friday, igniting a pressure gradient and increasing easterly  winds. This may result in a period of Small Craft Advisory  conditions and very likely will signal the return of some rain  chances over coastal waters.    $$
   GMZ450-292100-  Coastal waters from Cameron LA to High Island TX out 20 NM-  308 AM CDT Wed Jul 29 2026    TODAY  Southwest winds 10 to 15 knots. Seas around 2 feet. Wave  Detail: Southwest 2 feet at 4 seconds.  TONIGHT  Southwest winds 10 to 15 knots. Seas around 2 feet.  Wave Detail: Southwest 2 feet at 4 seconds.  THURSDAY  Southwest winds 10 to 15 knots. Seas around 2 feet.  Wave Detail: Southwest 2 feet at 4 seconds.  THURSDAY NIGHT  Southwest winds 10 to 15 knots. Seas around  2 feet. Wave Detail: Southwest 2 feet at 4 seconds.  FRIDAY  Southwest winds 10 to 15 knots. Seas around 2 feet.  Wave Detail: Southwest 2 feet at 4 seconds.  FRIDAY NIGHT  Southwest winds 15 to 20 knots. Seas 2 to 3 feet.  Wave Detail: Southwest 3 feet at 4 seconds.  SATURDAY  Southwest winds 15 to 20 knots. Seas 2 to 4 feet.  SATURDAY NIGHT  Southwest winds around 20 knots. Seas 3 to  4 feet. A chance of showers and thunderstorms after midnight.  SUNDAY  West winds 15 to 20 knots. Seas 2 to 4 feet. A chance  of showers and thunderstorms, mainly in the morning.  SUNDAY NIGHT  Southwest winds 15 to 20 knots. Seas 2 to 3 feet.  A slight chance of showers and thunderstorms.    Winds and seas higher in and near thunderstorms.    $$