GMZ400-032100-
309 AM CDT Thu Sep 3 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 mainly SE to S winds and low seas will prevail through the end
of the week and into the weekend. Scattered convection will continue
to be possible each day as well, as a steady stream of moisture
moves over the region.
$$
GMZ455-032100- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM- 309 AM CDT Thu Sep 3 2026 TODAY East winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms early this morning, then a chance of showers and thunderstorms late this morning and early afternoon. A slight chance of showers and thunderstorms late. TONIGHT Southeast winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms after midnight. FRIDAY East winds around 5 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 2 seconds. A chance of showers and thunderstorms. FRIDAY NIGHT South winds around 5 knots. Seas 1 foot or less. A chance of showers and thunderstorms. SATURDAY Northwest winds around 5 knots, becoming south in the afternoon. Seas 1 foot or less. A chance of thunderstorms. Showers likely, mainly in the morning. SATURDAY NIGHT Southwest winds around 5 knots. Seas 1 foot or less. A chance of showers and thunderstorms after midnight. SUNDAY West winds around 5 knots. Seas 1 foot or less. Showers likely with a chance of thunderstorms in the morning, then a slight chance of showers and thunderstorms in the afternoon. SUNDAY NIGHT Southwest winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. MONDAY Northwest winds around 5 knots, becoming southwest around 5 knots in the afternoon. Seas 1 foot or less. A chance of showers and thunderstorms. MONDAY NIGHT South winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$
GMZ455-032100- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM- 309 AM CDT Thu Sep 3 2026 TODAY East winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms early this morning, then a chance of showers and thunderstorms late this morning and early afternoon. A slight chance of showers and thunderstorms late. TONIGHT Southeast winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms after midnight. FRIDAY East winds around 5 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 2 seconds. A chance of showers and thunderstorms. FRIDAY NIGHT South winds around 5 knots. Seas 1 foot or less. A chance of showers and thunderstorms. SATURDAY Northwest winds around 5 knots, becoming south in the afternoon. Seas 1 foot or less. A chance of thunderstorms. Showers likely, mainly in the morning. SATURDAY NIGHT Southwest winds around 5 knots. Seas 1 foot or less. A chance of showers and thunderstorms after midnight. SUNDAY West winds around 5 knots. Seas 1 foot or less. Showers likely with a chance of thunderstorms in the morning, then a slight chance of showers and thunderstorms in the afternoon. SUNDAY NIGHT Southwest winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. MONDAY Northwest winds around 5 knots, becoming southwest around 5 knots in the afternoon. Seas 1 foot or less. A chance of showers and thunderstorms. MONDAY NIGHT South winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$