GMZ570-172300-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 NM-
537 AM CDT Mon Aug 17 2026
TODAY
Northwest winds around 5 knots, becoming southwest late.
Seas 1 foot or less. Wave Detail: Southeast 1 foot at 5 seconds.
TONIGHT
Southwest winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 4 seconds and southeast 1 foot at
9 seconds.
TUESDAY
West winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: West 1 foot at 3 seconds and southeast 1 foot at 9 seconds.
TUESDAY NIGHT
West winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet after midnight. Wave Detail: West 1 foot at 3 seconds
and southeast 1 foot at 6 seconds.
WEDNESDAY
West winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: West 1 foot at 3 seconds and southeast 1 foot at 6 seconds.
WEDNESDAY NIGHT
West winds 5 to 10 knots. Seas 1 foot or less,
then around 2 feet after midnight. Wave Detail: West 1 foot at
3 seconds and southeast 1 foot at 6 seconds.
THURSDAY
West winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: West 1 foot at 3 seconds and southeast 1 foot at 6 seconds.
THURSDAY NIGHT
West winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: West 1 foot at 4 seconds.
FRIDAY
West winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: West 1 foot at 3 seconds. A slight chance of showers and
thunderstorms.
FRIDAY NIGHT
West winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Southwest 1 foot at 4 seconds. A slight chance of showers
and thunderstorms after midnight.
Winds and seas higher in and near thunderstorms.
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