GMZ570-150200-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 NM-
806 AM CDT Mon Sep 14 2026
TODAY
Northwest winds around 5 knots, becoming northeast late
this morning and afternoon. Seas 1 foot or less. Wave Detail:
Northeast 1 foot at 3 seconds and south 1 foot at 5 seconds.
TONIGHT
Southeast winds around 5 knots. Seas 1 foot or less. Wave
Detail: Northeast 1 foot at 3 seconds and south 1 foot at 5 seconds.
TUESDAY
Northeast winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet in the afternoon. Wave Detail: Northeast 1 foot at
3 seconds and south 1 foot at 7 seconds, becoming east 2 feet at
3 seconds and south 1 foot at 6 seconds.
TUESDAY NIGHT
East winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 4 seconds and south 1 foot at 5 seconds. A
chance of showers with a slight chance of thunderstorms after
midnight.
WEDNESDAY
East winds 15 to 20 knots, increasing to 20 to 25 knots
with gusts up to 30 knots in the afternoon. Seas 3 to 4 feet,
occasionally to 5 feet, building to 5 to 7 feet, occasionally to
9 feet in the afternoon. Wave Detail: East 4 feet at 5 seconds,
becoming east 7 feet at 6 seconds. Showers likely with a chance of
thunderstorms.
WEDNESDAY NIGHT
East winds 20 to 25 knots with gusts up to
30 knots. Seas 7 to 10 feet, occasionally to 13 feet. Wave Detail:
East 10 feet at 9 seconds. A slight chance of thunderstorms in the
evening. A chance of showers.
THURSDAY
East winds 20 to 25 knots. Seas 6 to 9 feet,
occasionally to 11 feet. Wave Detail: East 9 feet at 9 seconds. A
slight chance of showers. A slight chance of thunderstorms in the
afternoon.
THURSDAY NIGHT
East winds 20 to 25 knots. Seas 7 to 10 feet,
occasionally to 13 feet. Wave Detail: East 10 feet at 9 seconds. A
slight chance of showers.
FRIDAY
Northeast winds 15 to 20 knots. Seas 5 to 7 feet,
occasionally to 9 feet. Wave Detail: East 7 feet at 9 seconds. A
chance of showers. A slight chance of thunderstorms in the morning,
then a chance of thunderstorms in the afternoon.
FRIDAY NIGHT
East winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. Seas 4 to 6 feet, occasionally to 8 feet.
Wave Detail: East 5 feet at 7 seconds. A chance of showers. A slight
chance of thunderstorms after midnight.
Winds and seas higher in and near thunderstorms.
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