GMZ400-130700-
1258 PM CST Fri Dec 12 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...
Guidance has trended toward areas of fog developing with warm
dewpoints moving over cooler shelf and lake waters tonight. A
marine dense fog advisory is possible tonight. Winds offshore
will remain out of the south with varying SE components through
early Saturday afternoon. Occasional showers are possible this
evening and Saturday, but coverage appears limited. Overnight
Saturday into Sunday a very robust cold front will push offshore.
Gale Watch may necessary for this period, but at the very least
Small Craft Advisory criteria will be well exceeded including
lakes and bays. Winds will slowly ease into Monday before veering
east.
$$
GMZ430-130700-
Sabine Lake-
1258 PM CST Fri Dec 12 2025
TONIGHT
Southeast winds around 5 knots, becoming east late
this evening and overnight. Lake waters smooth. A slight chance
of showers late this evening. Areas of fog late this evening and
overnight.
SATURDAY
Southeast winds around 5 knots. Lake waters smooth.
Patchy fog in the morning. A slight chance of showers and
thunderstorms in the afternoon.
SATURDAY NIGHT
Southeast winds around 5 knots, becoming north
10 to 15 knots after midnight. Lake waters choppy. A slight
chance of showers in the evening, then showers likely with a
chance of thunderstorms after midnight.
SUNDAY
Northeast winds 15 to 20 knots, increasing to 20 to
25 knots in the afternoon. Lake waters very rough. A chance of
showers with a slight chance of thunderstorms in the morning.
SUNDAY NIGHT
Northeast winds 20 to 25 knots, diminishing to
15 to 20 knots after midnight. Lake waters very rough.
MONDAY
Northeast winds 10 to 15 knots, becoming east around
5 knots in the afternoon. Lake waters choppy.
MONDAY NIGHT
East winds around 5 knots. Lake waters smooth.
TUESDAY
East winds 5 to 10 knots. Lake waters light chop.
TUESDAY NIGHT
Southeast winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers in the evening, then a chance of
showers after midnight.
WEDNESDAY
Southeast winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers in the morning.
WEDNESDAY NIGHT
South winds 10 to 15 knots. Lake waters
choppy.
Winds and waves higher in and near thunderstorms.
$$
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