GMZ400-202100-
308 AM CDT Thu Aug 20 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...
High pressure continues to dominate our weather pattern. Winds
will remain light and mainly onshore with winds speeds between 5
and 15 knots. Waves will remain below 3 feet for the next several
days.
$$
GMZ435-202100- Vermilion and West Cote Blanche Bays- 308 AM CDT Thu Aug 20 2026 TODAY West winds 5 to 10 knots, becoming southwest 10 to 15 knots late. Bay waters choppy. TONIGHT Southwest winds 10 to 15 knots. Bay waters choppy. FRIDAY West winds 5 to 10 knots. Bay waters light chop. FRIDAY NIGHT West winds 10 to 15 knots. Bay waters choppy. SATURDAY West winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms in the afternoon. SATURDAY NIGHT West winds 5 to 10 knots. Bay waters light chop. SUNDAY Northwest winds around 5 knots, becoming southwest in the afternoon. Bay waters light chop. A slight chance of showers and thunderstorms in the afternoon. SUNDAY NIGHT Southwest winds 5 to 10 knots. Bay waters light chop. MONDAY Southwest winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms in the afternoon. MONDAY NIGHT Southwest winds 5 to 10 knots. Bay waters light chop. Winds and waves higher in and near thunderstorms. $$
GMZ435-202100- Vermilion and West Cote Blanche Bays- 308 AM CDT Thu Aug 20 2026 TODAY West winds 5 to 10 knots, becoming southwest 10 to 15 knots late. Bay waters choppy. TONIGHT Southwest winds 10 to 15 knots. Bay waters choppy. FRIDAY West winds 5 to 10 knots. Bay waters light chop. FRIDAY NIGHT West winds 10 to 15 knots. Bay waters choppy. SATURDAY West winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms in the afternoon. SATURDAY NIGHT West winds 5 to 10 knots. Bay waters light chop. SUNDAY Northwest winds around 5 knots, becoming southwest in the afternoon. Bay waters light chop. A slight chance of showers and thunderstorms in the afternoon. SUNDAY NIGHT Southwest winds 5 to 10 knots. Bay waters light chop. MONDAY Southwest winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms in the afternoon. MONDAY NIGHT Southwest winds 5 to 10 knots. Bay waters light chop. Winds and waves higher in and near thunderstorms. $$