GMZ400-190700-
1210 PM CST Tue Nov 18 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...
A series of waves moving north of the region will bring about
a prolonged period of variable pressure fields and onshore winds
at a breezy to occasionally moderate flow.
Late in the work week, a deeply amplified weather system will be
approaching from the west bringing about stronger onshore winds
and periods of showers and thunderstorms. Winds and seas will
gradually increase from early Thursday into Friday.
$$
GMZ450-190700- Coastal waters from Cameron LA to High Island TX out 20 NM- 1210 PM CST Tue Nov 18 2025 TONIGHT Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. WEDNESDAY Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. WEDNESDAY NIGHT Southeast winds around 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. THURSDAY Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. A slight chance of showers in the morning, then a chance of showers in the afternoon. THURSDAY NIGHT Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms. FRIDAY South winds around 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds. A slight chance of thunderstorms in the morning. A chance of showers. FRIDAY NIGHT South winds 5 to 10 knots, becoming southwest after midnight. Seas around 2 feet. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. SATURDAY Northwest winds 5 to 10 knots, becoming southwest in the afternoon. Seas around 2 feet. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. SATURDAY NIGHT Northeast winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. SUNDAY East winds around 10 knots. Seas around 2 feet. A slight chance of showers. SUNDAY NIGHT Southeast winds 10 to 15 knots. Seas around 2 feet. A slight chance of showers in the evening, then a chance of showers after midnight. Winds and seas higher in and near thunderstorms. $$
GMZ450-190700- Coastal waters from Cameron LA to High Island TX out 20 NM- 1210 PM CST Tue Nov 18 2025 TONIGHT Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. WEDNESDAY Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. WEDNESDAY NIGHT Southeast winds around 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. THURSDAY Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. A slight chance of showers in the morning, then a chance of showers in the afternoon. THURSDAY NIGHT Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms. FRIDAY South winds around 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds. A slight chance of thunderstorms in the morning. A chance of showers. FRIDAY NIGHT South winds 5 to 10 knots, becoming southwest after midnight. Seas around 2 feet. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. SATURDAY Northwest winds 5 to 10 knots, becoming southwest in the afternoon. Seas around 2 feet. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. SATURDAY NIGHT Northeast winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. SUNDAY East winds around 10 knots. Seas around 2 feet. A slight chance of showers. SUNDAY NIGHT Southeast winds 10 to 15 knots. Seas around 2 feet. A slight chance of showers in the evening, then a chance of showers after midnight. Winds and seas higher in and near thunderstorms. $$