GMZ400-050600-
1143 AM CST Thu Dec 4 2025
.Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote
Blanche Bays...
A small craft advisory is now in effect as ASCAT showed 20 knot
winds in our western waters. Winds will remain gusty and offshore
through tonight with the SCA ending at 09Z tonight. With the
offshore flow there is a possibility for a low water event (-1.0
ft below MLLW) during low tide on Friday morning. For the weekend
conditions will improve before another cold front brings more
gusty offshore winds on Monday.
$$
GMZ452-050600-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1143 AM CST Thu Dec 4 2025
SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
TONIGHT
North winds 15 to 20 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 2 feet at 3 seconds and south 2 feet at
6 seconds. A chance of showers with a slight chance of
thunderstorms.
FRIDAY
North winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: North 2 feet at 3 seconds and south 1 foot at 6 seconds.
A chance of showers in the morning, then showers likely in the
afternoon.
FRIDAY NIGHT
Northeast winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Northeast 2 feet at 3 seconds and south
1 foot at 6 seconds. Showers.
SATURDAY
Northeast winds around 10 knots. Seas around 2 feet
in the morning, then 1 foot or less. Wave Detail: Northeast
1 foot at 3 seconds and south 1 foot at 5 seconds, becoming
southeast 1 foot at 4 seconds. Showers likely with a slight
chance of thunderstorms in the morning, then a chance of showers
in the afternoon.
SATURDAY NIGHT
East winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 4 seconds. A chance of showers.
SUNDAY
Northeast winds 5 to 10 knots, becoming northwest in
the afternoon. Seas 1 foot or less. Wave Detail: Northwest 1 foot
at 3 seconds and southeast 1 foot at 5 seconds. A slight chance
of showers in the morning.
SUNDAY NIGHT
North winds 15 to 20 knots, increasing to 20 to
25 knots after midnight. Seas 2 to 3 feet. A slight chance of
showers in the evening.
MONDAY
North winds 20 to 25 knots, diminishing to around
15 knots in the afternoon. Seas 2 to 3 feet.
MONDAY NIGHT
Northeast winds 10 to 15 knots. Seas around
2 feet in the evening, then 1 foot or less.
TUESDAY
Northeast winds 5 to 10 knots. Seas 1 foot or less.
TUESDAY NIGHT
South winds 5 to 10 knots. Seas 1 foot or less.
Winds and seas higher in and near thunderstorms.
$$
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