GMZ400-221900-
1246 AM CST Sat Nov 22 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...
Light W/SW flow continues through this morning, followed by a brief
period of offshore low late today through midday Sun thanks to a
weak frontal passage. Winds turn back to the southeast by late
Sun/early Monday and begin to strengthen slightly ahead of a more
significant cold front that will arrive Tuesday. Rain chances
increase with frontal passage from late Monday through late
Wednesday, followed by a period of strong offshore flow that will
last through the end of the week.
$$
GMZ435-221900- Vermilion and West Cote Blanche Bays- 1246 AM CST Sat Nov 22 2025 TODAY Southwest winds around 5 knots. Bay waters smooth. Areas of dense fog early this morning, then patchy fog late this morning. A slight chance of showers and thunderstorms this afternoon. TONIGHT Northwest winds 5 to 10 knots, becoming north after midnight. Bay waters light chop. SUNDAY Northeast winds 5 to 10 knots, diminishing to around 5 knots in the afternoon. Bay waters light chop. SUNDAY NIGHT East winds around 5 knots, increasing to 5 to 10 knots after midnight. Bay waters light chop. MONDAY Southeast winds 10 to 15 knots. Bay waters choppy. A slight chance of showers in the afternoon. MONDAY NIGHT South winds 10 to 15 knots. Bay waters choppy. A chance of showers. A slight chance of thunderstorms after midnight. TUESDAY Southwest winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms. TUESDAY NIGHT Southwest winds around 5 knots, becoming northwest after midnight. Bay waters light chop. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. WEDNESDAY North winds 10 to 15 knots. Bay waters choppy. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. WEDNESDAY NIGHT North winds around 15 knots. Bay waters choppy. Winds and waves higher in and near thunderstorms. $$
GMZ435-221900- Vermilion and West Cote Blanche Bays- 1246 AM CST Sat Nov 22 2025 TODAY Southwest winds around 5 knots. Bay waters smooth. Areas of dense fog early this morning, then patchy fog late this morning. A slight chance of showers and thunderstorms this afternoon. TONIGHT Northwest winds 5 to 10 knots, becoming north after midnight. Bay waters light chop. SUNDAY Northeast winds 5 to 10 knots, diminishing to around 5 knots in the afternoon. Bay waters light chop. SUNDAY NIGHT East winds around 5 knots, increasing to 5 to 10 knots after midnight. Bay waters light chop. MONDAY Southeast winds 10 to 15 knots. Bay waters choppy. A slight chance of showers in the afternoon. MONDAY NIGHT South winds 10 to 15 knots. Bay waters choppy. A chance of showers. A slight chance of thunderstorms after midnight. TUESDAY Southwest winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms. TUESDAY NIGHT Southwest winds around 5 knots, becoming northwest after midnight. Bay waters light chop. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. WEDNESDAY North winds 10 to 15 knots. Bay waters choppy. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. WEDNESDAY NIGHT North winds around 15 knots. Bay waters choppy. Winds and waves higher in and near thunderstorms. $$