GMZ500-GMZ501-192000-
201 AM CDT Sat Sep 19 2026
.SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM...
A broad surface high centered over the Tennessee Valley encompasses
the southeastern US. This ridge will slightly weaken while tracking
southward, becoming centered across the northern Gulf Coast Sunday.
Local winds will respond to this by weakening and becoming more
onshore. Weaker winds will persist throughout the remainder of the
forecast period as that ridge remains nearby.
$$
GMZ550-552-162300-
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA
out 20 nm-
Coastal waters from the Southwest Pass of the Mississippi River to
Port Fourchon Louisiana out 20 NM-
536 AM CDT Thu Apr 16 2026
TODAY
Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds.
TONIGHT
South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
Southeast 2 feet at 7 seconds.
FRIDAY
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
FRIDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
SATURDAY
South winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 5 seconds.
SATURDAY NIGHT
South winds 5 to 10 knots, becoming west 10 to
15 knots after midnight. Seas 1 to 2 feet. Wave Detail: Southeast
1 foot at 5 seconds. A slight chance of showers and thunderstorms
after midnight.
SUNDAY
Northeast winds 20 to 25 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: North 4 feet at 4 seconds. A
slight chance of showers and thunderstorms in the morning.
SUNDAY NIGHT
Northeast winds 20 to 25 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 5 seconds.
MONDAY
East winds 20 to 25 knots. Seas 3 to 5 feet, occasionally
to 6 feet. Wave Detail: East 5 feet at 6 seconds.
MONDAY NIGHT
East winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds.
Winds and seas higher in and near thunderstorms.
$$
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