NWS Marine Forecast


   GMZ400-012100-  309 AM CDT Mon Jun 1 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...    Ridging will remain over Gulf waters to bring about light to  occasionally moderate onshore winds, low seas and nearshore  diurnal showers. Towards the midweek, upper low pressure will  place a weak boundary near the north Gulf coastline, increasing  rain chances and seas on increasing pressure gradient. Winds will  turn to the east and seas increase late in the work week in  response to this boundary and to high pressure developing over the  southeast US.    $$
   GMZ435-012100-  Vermilion and West Cote Blanche Bays-  309 AM CDT Mon Jun 1 2026    TODAY  Light and variable winds, becoming south around 5 knots  late this morning and afternoon. Bay waters smooth. A slight  chance of showers and thunderstorms this morning, then a chance  of showers and thunderstorms early this afternoon. A slight  chance of showers and thunderstorms late.  TONIGHT  South winds around 5 knots. Bay waters smooth.  TUESDAY  Northwest winds around 5 knots, becoming south around  5 knots in the afternoon. Bay waters smooth. A chance of showers  and thunderstorms in the afternoon.  TUESDAY NIGHT  South winds around 5 knots, becoming northeast  after midnight. Bay waters smooth. A chance of showers and  thunderstorms, mainly in the evening.  WEDNESDAY  East winds 5 to 10 knots. Bay waters light chop. A  slight chance of showers and thunderstorms in the morning, then  showers likely with a chance of thunderstorms in the afternoon.  WEDNESDAY NIGHT  East winds 10 to 15 knots. Bay waters choppy.  A slight chance of thunderstorms. A slight chance of showers in  the evening, then a chance of showers after midnight.  THURSDAY  East winds 10 to 15 knots. Bay waters choppy. A  chance of showers with a slight chance of thunderstorms in the  morning, then showers likely with a chance of thunderstorms in  the afternoon.  THURSDAY NIGHT  East winds 10 to 15 knots. Bay waters choppy. A  chance of showers. A chance of thunderstorms, mainly in the  evening.  FRIDAY  Southeast winds 10 to 15 knots. Bay waters choppy. A  chance of showers and thunderstorms in the morning, then showers  and thunderstorms likely in the afternoon.  FRIDAY NIGHT  Southeast winds 10 to 15 knots. Bay waters  choppy. A chance of showers and thunderstorms in the evening,  then showers likely with a slight chance of thunderstorms after  midnight.    Winds and waves higher in and near thunderstorms.    $$