NWS Marine Forecast


   GMZ400-052100-  309 AM CDT Sat Sep 5 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...    Light and variable winds and low seas will prevail through the  weekend, becoming more SE to S by next week. Scattered convection  will continue to be possible each day as well, as a steady stream of  moisture moves over the region.    $$
   GMZ432-052100-  Calcasieu Lake-  309 AM CDT Sat Sep 5 2026    TODAY  North winds around 5 knots, becoming west this  afternoon. Lake waters smooth. A chance of showers and  thunderstorms this morning, then showers and thunderstorms likely  this afternoon.  TONIGHT  Northwest winds around 5 knots. Lake waters smooth. A  slight chance of showers and thunderstorms.  SUNDAY  North winds around 5 knots, becoming south in the  afternoon. Lake waters smooth. A slight chance of showers and  thunderstorms in the morning, then a chance of showers and  thunderstorms in the afternoon.  SUNDAY NIGHT  Southwest winds around 5 knots. Lake waters  smooth. A chance of showers and thunderstorms in the evening.  MONDAY  Northwest winds around 5 knots, becoming southwest in  the afternoon. Lake waters smooth. A chance of showers and  thunderstorms.  MONDAY NIGHT  Southwest winds around 5 knots. Lake waters  smooth.  TUESDAY  Northwest winds around 5 knots, becoming south in the  afternoon. Lake waters light chop. A slight chance of showers and  thunderstorms in the morning, then showers likely with a chance  of thunderstorms in the afternoon.  TUESDAY NIGHT  Southeast winds 5 to 10 knots. Lake waters light  chop. A slight chance of showers and thunderstorms.  WEDNESDAY  Southeast winds around 5 knots. Lake waters smooth.  A chance of thunderstorms. A chance of showers in the morning,  then showers likely in the afternoon.  WEDNESDAY NIGHT  South winds around 5 knots. Lake waters  smooth. A slight chance of showers and thunderstorms.    Winds and waves higher in and near thunderstorms.    $$