GMZ400-210700-
1220 PM CST Thu Nov 20 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...
Periods of breezy to moderate onshore flow will prevail over much
of the period with winds only turning offshore around the start of
next work week with the passage of a cold front system.
$$
GMZ472-210700- Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM- 1220 PM CST Thu Nov 20 2025 TONIGHT Southeast winds 10 to 15 knots, becoming south late. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of thunderstorms this evening. A chance of showers. A chance of thunderstorms after midnight. FRIDAY Southwest winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds. FRIDAY NIGHT South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 7 seconds and southwest 1 foot at 4 seconds. SATURDAY West winds around 5 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. A slight chance of showers in the morning. SATURDAY NIGHT Southeast winds around 5 knots, becoming east after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. SUNDAY East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 5 seconds and southwest 1 foot at 5 seconds. SUNDAY NIGHT Southeast winds 10 to 15 knots. Seas 2 to 3 feet. MONDAY South winds around 15 knots. Seas 3 to 4 feet. A slight chance of showers in the morning, then a chance of showers in the afternoon. MONDAY NIGHT South winds 15 to 20 knots. Seas around 4 feet. A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight. TUESDAY Southwest winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers, mainly in the morning. TUESDAY NIGHT Southwest winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas 2 to 3 feet. A slight chance of showers in the evening, then a chance of showers after midnight. Winds and seas higher in and near thunderstorms. $$
GMZ472-210700- Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM- 1220 PM CST Thu Nov 20 2025 TONIGHT Southeast winds 10 to 15 knots, becoming south late. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of thunderstorms this evening. A chance of showers. A chance of thunderstorms after midnight. FRIDAY Southwest winds 5 to 10 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds. FRIDAY NIGHT South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 7 seconds and southwest 1 foot at 4 seconds. SATURDAY West winds around 5 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. A slight chance of showers in the morning. SATURDAY NIGHT Southeast winds around 5 knots, becoming east after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. SUNDAY East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 5 seconds and southwest 1 foot at 5 seconds. SUNDAY NIGHT Southeast winds 10 to 15 knots. Seas 2 to 3 feet. MONDAY South winds around 15 knots. Seas 3 to 4 feet. A slight chance of showers in the morning, then a chance of showers in the afternoon. MONDAY NIGHT South winds 15 to 20 knots. Seas around 4 feet. A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight. TUESDAY Southwest winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers, mainly in the morning. TUESDAY NIGHT Southwest winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas 2 to 3 feet. A slight chance of showers in the evening, then a chance of showers after midnight. Winds and seas higher in and near thunderstorms. $$