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FZUS54 KLCH 101817
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Coastal Waters Forecast
National Weather Service Lake Charles LA
1216 PM CST Wed Dec 10 2025

Coastal waters from the Lower Atchafalaya River LA to High
Island TX out 60 nautical miles including Sabine and
Calcasieu Lakes and Vermilion and Cote Blanche Bays

Seas are provided as a range of the average height of the
highest one third of the waves, along with the occasional
height of the average highest ten percent of the waves.

GMZ400-110700-
1216 PM CST Wed Dec 10 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 weak cold front will continue to push offshore overnight resulting
in a brief period of modest offshore winds for tonight and early
Thursday before winds again become onshore by the end of the week.
Also, no significant shower activity is expected through the end of
the week.

$$

GMZ430-110700-
Sabine Lake-
1216 PM CST Wed Dec 10 2025

.TONIGHT...North winds 10 to 15 knots. Lake waters choppy.
.THURSDAY...Northeast winds 5 to 10 knots, becoming southeast in
the afternoon. Lake waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.FRIDAY...Southwest winds 5 to 10 knots. Lake waters light chop.
.FRIDAY NIGHT...Southeast winds around 5 knots. Lake waters
smooth.
.SATURDAY...Southeast winds 5 to 10 knots. Lake waters light
chop.
.SATURDAY NIGHT...Southeast winds around 5 knots. Lake waters
smooth. A slight chance of showers after midnight.
.SUNDAY...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Lake waters choppy.
.SUNDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to
10 to 15 knots after midnight. Lake waters rough.
.MONDAY...Northeast winds 10 to 15 knots, becoming east 5 to
10 knots in the afternoon. Lake waters choppy.
.MONDAY NIGHT...East winds 5 to 10 knots. Lake waters light chop.

$$

GMZ432-110700-
Calcasieu Lake-
1216 PM CST Wed Dec 10 2025

.TONIGHT...North winds 10 to 15 knots. Lake waters choppy.
.THURSDAY...Northeast winds 5 to 10 knots, becoming southeast in
the afternoon. Lake waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.FRIDAY...Southwest winds 5 to 10 knots. Lake waters light chop.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters light
chop.
.SATURDAY...Southeast winds 5 to 10 knots. Lake waters light
chop.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots, becoming east
after midnight. Lake waters light chop. A slight chance of
showers after midnight.
.SUNDAY...Northeast winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Lake waters rough.
.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. Lake waters choppy.
.MONDAY NIGHT...East winds around 10 knots. Lake waters light
chop.

$$

GMZ435-110700-
Vermilion and West Cote Blanche Bays-
1216 PM CST Wed Dec 10 2025

.TONIGHT...North winds 10 to 15 knots. Bay waters choppy.
.THURSDAY...Northeast winds 5 to 10 knots, becoming southeast in
the afternoon. Bay waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop.
.FRIDAY...South winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers in the afternoon.
.FRIDAY NIGHT...Southeast winds around 5 knots. Bay waters
smooth. A slight chance of showers in the evening.
.SATURDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Bay waters light chop.
.SATURDAY NIGHT...Southeast winds around 5 knots. Bay waters
smooth.
.SUNDAY...Northeast winds 10 to 15 knots. Bay waters choppy.
.SUNDAY NIGHT...Northeast winds 15 to 20 knots. Bay waters rough.
.MONDAY...Northeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Bay waters choppy.
.MONDAY NIGHT...East winds 5 to 10 knots. Bay waters light chop.

$$

GMZ436-110700-
Atchafalaya and East Cote Blanche Bays-
1216 PM CST Wed Dec 10 2025

.TONIGHT...Northwest winds 5 to 10 knots, becoming north late
this evening and overnight. Bay waters light chop.
.THURSDAY...Northeast winds 5 to 10 knots, becoming southeast in
the afternoon. Bay waters light chop.
.THURSDAY NIGHT...South winds around 5 knots. Bay waters smooth.
.FRIDAY...South winds around 5 knots. Bay waters smooth. A slight
chance of showers in the afternoon.
.FRIDAY NIGHT...Southeast winds around 5 knots. Bay waters
smooth. A slight chance of showers.
.SATURDAY...Southeast winds around 5 knots. Bay waters smooth.
.SATURDAY NIGHT...East winds around 5 knots. Bay waters smooth. A
slight chance of showers after midnight.
.SUNDAY...Northeast winds 5 to 10 knots. Bay waters light chop.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters
choppy.
.MONDAY...Northeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Bay waters choppy.
.MONDAY NIGHT...East winds 5 to 10 knots. Bay waters light chop.

$$

GMZ450-110700-
Coastal waters from Cameron LA to High Island TX out 20 NM-
1216 PM CST Wed Dec 10 2025

.TONIGHT...North winds 10 to 15 knots with gusts up to 20 knots,
becoming northeast with gusts up to 20 knots late. Seas 2 to
3 feet. Wave Detail: Northwest 2 feet at 4 seconds.
.THURSDAY...Northeast winds 10 to 15 knots, becoming southeast
5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
East 2 feet at 4 seconds.
.THURSDAY NIGHT...South winds around 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 3 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas around 2 feet in the
morning, then 1 foot or less. Wave Detail: South 2 feet at
4 seconds, becoming south 1 foot at 4 seconds. A slight chance of
showers in the afternoon.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: South 1 foot at 4 seconds. A slight chance of
showers.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 4 seconds.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. A slight chance of showers after midnight.
.SUNDAY...Northeast winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet. A slight chance of
showers in the morning.
.SUNDAY NIGHT...Northeast winds 20 to 25 knots, diminishing to
15 to 20 knots after midnight. Seas 2 to 4 feet.
.MONDAY...Northeast winds 15 to 20 knots, becoming east 10 to
15 knots in the afternoon. Seas 2 to 3 feet.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas around 2 feet.

$$

GMZ452-110700-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1216 PM CST Wed Dec 10 2025

.TONIGHT...North winds 10 to 15 knots with gusts up to 20 knots,
becoming northeast with gusts up to 20 knots after midnight. Seas
2 to 3 feet. Wave Detail: North 2 feet at 4 seconds.
.THURSDAY...Northeast winds 10 to 15 knots, becoming southeast
5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
East 2 feet at 3 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 3 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 1 foot at 4 seconds. A slight chance of showers in
the afternoon.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: South 1 foot at 4 seconds. A slight chance of
showers.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 4 seconds.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. A slight chance of showers after midnight.
.SUNDAY...Northeast winds 10 to 15 knots, increasing to 20 to
25 knots in the afternoon. Seas 2 to 4 feet. A slight chance of
showers in the morning.
.SUNDAY NIGHT...Northeast winds 20 to 25 knots, diminishing to
15 to 20 knots after midnight. Seas 3 to 5 feet, occasionally to
6 feet.
.MONDAY...Northeast winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas around 2 feet.

$$

GMZ455-110700-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
1216 PM CST Wed Dec 10 2025

.TONIGHT...Northwest winds around 10 knots, becoming north with
gusts up to 20 knots late this evening and overnight. Seas around
2 feet. Wave Detail: North 2 feet at 3 seconds.
.THURSDAY...Northeast winds 10 to 15 knots, becoming east 5 to
10 knots in the afternoon. Seas around 2 feet in the morning,
then 1 foot or less. Wave Detail: Northeast 2 feet at 3 seconds,
becoming east 1 foot at 3 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 2 seconds.
.FRIDAY...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 3 seconds. A slight chance of showers in
the afternoon.
.FRIDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or
less. Wave Detail: South 1 foot at 4 seconds. A slight chance of
showers.
.SATURDAY...East winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 3 seconds. A slight chance of showers
in the morning.
.SATURDAY NIGHT...East winds around 5 knots. Seas 1 foot or less.
A slight chance of showers after midnight.
.SUNDAY...Northeast winds 10 to 15 knots. Seas 1 to 2 feet. A
slight chance of showers in the morning.
.SUNDAY NIGHT...Northeast winds 15 to 20 knots. Seas around
2 feet.
.MONDAY...Northeast winds 10 to 15 knots. Seas around 2 feet.
.MONDAY NIGHT...East winds around 10 knots. Seas around 2 feet.

$$

GMZ470-110700-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
1216 PM CST Wed Dec 10 2025

.TONIGHT...North winds 10 to 15 knots with gusts up to 20 knots,
becoming northeast 15 to 20 knots after midnight. Seas 2 to
4 feet. Wave Detail: North 3 feet at 4 seconds.
.THURSDAY...Northeast winds 10 to 15 knots with gusts up to
20 knots, becoming east 5 to 10 knots in the afternoon. Seas 2 to
4 feet. Wave Detail: Northeast 3 feet at 4 seconds.
.THURSDAY NIGHT...South winds around 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 4 seconds and southwest
2 feet at 4 seconds.
.FRIDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds. A slight chance of showers.
.FRIDAY NIGHT...Southeast winds around 5 knots. Seas around
2 feet. Wave Detail: South 1 foot at 5 seconds. A slight chance
of showers. A slight chance of thunderstorms after midnight.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds. A slight chance of
showers in the morning.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. A slight chance of showers after midnight.
.SUNDAY...Northeast winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet, building to 3 to
5 feet, occasionally to 6 feet in the afternoon. A slight chance
of showers and thunderstorms in the morning.
.SUNDAY NIGHT...Northeast winds 20 to 25 knots. Seas 4 to 6 feet,
occasionally to 8 feet.
.MONDAY...Northeast winds 15 to 20 knots, becoming east 10 to
15 knots in the afternoon. Seas 2 to 4 feet.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-110700-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
1216 PM CST Wed Dec 10 2025

.TONIGHT...North winds 10 to 15 knots with gusts up to 20 knots,
becoming northeast 15 to 20 knots after midnight. Seas 2 to
4 feet. Wave Detail: North 3 feet at 4 seconds.
.THURSDAY...Northeast winds around 15 knots, becoming east 5 to
10 knots in the afternoon. Seas 2 to 4 feet. Wave Detail:
Northeast 3 feet at 4 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds.
.FRIDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds. A slight chance of showers in
the afternoon.
.FRIDAY NIGHT...Southeast winds around 5 knots. Seas around
2 feet. Wave Detail: South 1 foot at 4 seconds. A slight chance
of showers.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 5 seconds. A slight chance of
showers in the morning.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. A slight chance of showers after midnight.
.SUNDAY...Northeast winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Seas 2 to 4 feet. A slight chance of
showers.
.SUNDAY NIGHT...Northeast winds around 20 knots. Seas 4 to
5 feet, occasionally to 6 feet.
.MONDAY...Northeast winds 15 to 20 knots, becoming east 10 to
15 knots in the afternoon. Seas 2 to 4 feet.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet.

$$

GMZ475-110700-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
1216 PM CST Wed Dec 10 2025

.TONIGHT...Northwest winds 10 to 15 knots with gusts up to
20 knots, becoming northeast 15 to 20 knots after midnight. Seas
2 to 4 feet. Wave Detail: North 3 feet at 4 seconds and east
1 foot at 6 seconds.
.THURSDAY...Northeast winds 10 to 15 knots with gusts up to
20 knots, becoming east 5 to 10 knots in the afternoon. Seas 2 to
4 feet. Wave Detail: Northeast 3 feet at 4 seconds and west
1 foot at 4 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds.
.FRIDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds. A slight chance of showers in
the afternoon.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less, then around 2 feet after midnight. Wave Detail: South
1 foot at 4 seconds. A chance of showers, mainly in the evening.
.SATURDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 1 foot at 4 seconds and southwest 1 foot at
5 seconds. A slight chance of showers.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers.
.SUNDAY...Northeast winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Seas 2 to 4 feet. A slight chance of
showers.
.SUNDAY NIGHT...Northeast winds 20 to 25 knots. Seas 4 to 6 feet,
occasionally to 8 feet. A slight chance of showers in the
evening.
.MONDAY...Northeast winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 3 to 5 feet, occasionally to
6 feet.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.

$$