NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   GMZ400-041800-  1212 AM CDT Sat Oct 4 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...    Low pressure in the northern Gulf will cause widespread showers  and storms through the first part of next week. Winds will be  elevated, and a small craft advisory remains in effect through  Sunday morning. Winds will be from the east between 15 and 20  knots, with gusts from 25 to 30 knots. Waves will build to 7 feet,  with a 6 to 8-second period. Late Sunday, the low will move  onshore, and by Monday, winds will weaken, dropping below advisory  criteria. Once the winds weaken, waves will quickly drop below 4  feet by Monday.    $$
   GMZ436-041800-  Atchafalaya and East Cote Blanche Bays-  1212 AM CDT Sat Oct 4 2025    SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING    TODAY  East winds 15 to 20 knots with gusts up to 25 knots. Bay  waters rough. A slight chance of showers and thunderstorms this  morning, then a chance of showers and thunderstorms this  afternoon.  TONIGHT  East winds 15 to 20 knots, diminishing to 10 to  15 knots after midnight. Bay waters rough. A chance of showers. A  chance of thunderstorms early in the evening. A slight chance of  thunderstorms after midnight.  SUNDAY  East winds 10 to 15 knots. Bay waters choppy. A chance  of thunderstorms. A chance of showers in the morning, then  showers likely in the afternoon.  SUNDAY NIGHT  East winds 5 to 10 knots. Bay waters light chop.  Showers likely in the evening. A chance of thunderstorms. A  chance of showers after midnight.  MONDAY  Southeast winds 5 to 10 knots. Bay waters light chop. A  chance of showers and thunderstorms.  MONDAY NIGHT  East winds around 5 knots. Bay waters smooth. A  chance of showers with a slight chance of thunderstorms early in  the evening, then a slight chance of showers in the late evening  and overnight.  TUESDAY  East winds 5 to 10 knots. Bay waters light chop. A  slight chance of showers early in the morning. A chance of  showers with a slight chance of thunderstorms in the afternoon.  TUESDAY NIGHT  East winds around 5 knots, becoming northeast  after midnight. Bay waters light chop. A chance of showers with a  slight chance of thunderstorms early in the evening, then a  slight chance of showers in the late evening and early morning.  WEDNESDAY  Northeast winds 5 to 10 knots. Bay waters light  chop. A slight chance of showers and thunderstorms in the  afternoon.  WEDNESDAY NIGHT  Northeast winds 5 to 10 knots. Bay waters  light chop. A slight chance of showers and thunderstorms early in  the evening, then a slight chance of showers late in the evening.    Winds and waves higher in and near thunderstorms.    $$