GMZ400-080900-
309 PM CDT Wed Oct 7 2026
.Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote
Blanche Bays...
Due to Tropical Storm Isaias in the southwestern Gulf a Small Craft
Caution and Small Craft Advisory have been issued for 12z Wednesday
and ending at 12z Friday. By Friday, Gale force criteria is
possible, however this is highly conditional based on the evolution
of the system.
$$
GMZ475-080900-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
309 PM CDT Wed Oct 7 2026
SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 4 PM CDT THIS
AFTERNOON
SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
Northeast winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
East 5 feet at 6 seconds. A slight chance of showers and
thunderstorms late.
THURSDAY
Northeast winds 20 to 25 knots with gusts up to
30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail:
East 6 feet at 7 seconds. A slight chance of showers and
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
THURSDAY NIGHT
East winds 20 to 25 knots with gusts up to
30 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail:
East 8 feet at 8 seconds. A chance of showers and thunderstorms
in the evening, then showers likely with a slight chance of
thunderstorms after midnight.
FRIDAY
Northeast winds around 25 knots with gusts up to
35 knots. Seas 7 to 10 feet, occasionally to 13 feet. Wave
Detail: East 10 feet at 9 seconds. A chance of thunderstorms.
Showers.
FRIDAY NIGHT
Northeast winds 20 to 25 knots with gusts up to
35 knots, diminishing to 15 to 20 knots with gusts up to 25 knots
after midnight. Seas 7 to 10 feet, occasionally to 13 feet,
subsiding to 5 to 8 feet, occasionally to 10 feet after midnight.
Wave Detail: East 10 feet at 10 seconds, becoming east 8 feet at
9 seconds. Showers likely with a slight chance of thunderstorms.
SATURDAY
Northeast winds 15 to 20 knots with gusts up to
25 knots, becoming north 10 to 15 knots in the afternoon. Seas
4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at
9 seconds. A slight chance of thunderstorms in the morning. A
chance of showers.
SATURDAY NIGHT
North winds 10 to 15 knots with gusts up to
20 knots, becoming northwest 5 to 10 knots after midnight. Seas
2 to 4 feet.
SUNDAY
North winds 5 to 10 knots, becoming northeast in the
afternoon. Seas 2 to 3 feet.
SUNDAY NIGHT
Southeast winds 5 to 10 knots. Seas around
2 feet.
MONDAY
East winds 5 to 10 knots. Seas around 2 feet. A slight
chance of showers.
MONDAY NIGHT
Southeast winds around 5 knots. Seas around
2 feet in the evening, then 1 foot or less.
Winds and seas higher in and near thunderstorms.
$$
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