GMZ500-GMZ501-010700-
156 PM CDT Wed Sep 30 2026
.SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM...
A tightening pressure gradient will allow winds to strengthen to
15 to 20 knots by Thursday or Thursday night. Showers and some
thunderstorms will begin to increase in coverage Thursday and
especially Friday through the weekend as a tropical wave moves
through the northern gulf and interacts with an approaching weak
cold front.
$$
GMZ570-010700- Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM- 156 PM CDT Wed Sep 30 2026 THIS AFTERNOON Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. TONIGHT Southeast winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of showers after midnight. THURSDAY Southeast winds around 15 knots with gusts up to 20 knots. Seas around 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. THURSDAY NIGHT Southeast winds around 15 knots with gusts up to 20 knots. Seas around 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. FRIDAY Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. Showers likely with a chance of thunderstorms. FRIDAY NIGHT Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. A chance of thunderstorms. Showers. SATURDAY Southeast winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. Showers with a chance of thunderstorms. SATURDAY NIGHT Southeast winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. Showers with a chance of thunderstorms. SUNDAY Southeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. Showers with a chance of thunderstorms. SUNDAY NIGHT East winds 5 to 10 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 7 seconds. A chance of thunderstorms. Showers. Winds and seas higher in and near thunderstorms. $$
GMZ570-010700- Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM- 156 PM CDT Wed Sep 30 2026 THIS AFTERNOON Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. TONIGHT Southeast winds 15 to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of showers after midnight. THURSDAY Southeast winds around 15 knots with gusts up to 20 knots. Seas around 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. THURSDAY NIGHT Southeast winds around 15 knots with gusts up to 20 knots. Seas around 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. FRIDAY Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. Showers likely with a chance of thunderstorms. FRIDAY NIGHT Southeast winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. A chance of thunderstorms. Showers. SATURDAY Southeast winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. Showers with a chance of thunderstorms. SATURDAY NIGHT Southeast winds around 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. Showers with a chance of thunderstorms. SUNDAY Southeast winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds. Showers with a chance of thunderstorms. SUNDAY NIGHT East winds 5 to 10 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 7 seconds. A chance of thunderstorms. Showers. Winds and seas higher in and near thunderstorms. $$