Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 121724
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
1124 AM CST Wed Nov 12 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.

GMZ400-130600-
1124 AM CST Wed Nov 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...

High pressure to our east will keep conditions calm with light to
moderate onshore winds. Waves will remain below 3 feet through the
weekend.

$$

GMZ430-130600-
Sabine Lake-
1124 AM CST Wed Nov 12 2025

.TONIGHT...Southeast winds 5 to 10 knots. Lake waters light chop.
.THURSDAY...Southeast winds 5 to 10 knots. Lake waters light
chop.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters
light chop.
.FRIDAY...South winds 5 to 10 knots. Lake waters light chop.
.FRIDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.SATURDAY...South winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Lake waters choppy.
.SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.SUNDAY...South winds 5 to 10 knots. Lake waters light chop.
.SUNDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.MONDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. Lake waters choppy. A slight chance of showers.
.MONDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy. A
chance of showers with a slight chance of thunderstorms after
midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-130600-
Calcasieu Lake-
1124 AM CST Wed Nov 12 2025

.TONIGHT...Southeast winds 5 to 10 knots. Lake waters light chop.
.THURSDAY...Southeast winds 5 to 10 knots. Lake waters light
chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.FRIDAY...South winds 5 to 10 knots. Lake waters light chop.
.FRIDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.SATURDAY...South winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots in the afternoon. Lake waters
choppy.
.SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.SUNDAY...South winds 5 to 10 knots. Lake waters light chop.
.SUNDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.MONDAY...South winds 10 to 15 knots. Lake waters choppy. A
slight chance of showers in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy. A
chance of showers with a slight chance of thunderstorms after
midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-130600-
Vermilion and West Cote Blanche Bays-
1124 AM CST Wed Nov 12 2025

.TONIGHT...Southeast winds 5 to 10 knots. Bay waters light chop.
.THURSDAY...Southeast winds 5 to 10 knots. Bay waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop.
.FRIDAY...Southeast winds 5 to 10 knots. Bay waters light chop.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters light
chop.
.SATURDAY...Southeast winds 5 to 10 knots. Bay waters light chop.
.SATURDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop.
.SUNDAY...South winds 5 to 10 knots. Bay waters light chop.
.SUNDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
.MONDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. Bay waters choppy.
.MONDAY NIGHT...South winds 10 to 15 knots. Bay waters choppy. A
slight chance of showers after midnight.

$$

GMZ436-130600-
Atchafalaya and East Cote Blanche Bays-
1124 AM CST Wed Nov 12 2025

.TONIGHT...Southeast winds around 5 knots. Bay waters smooth.
.THURSDAY...Southeast winds around 5 knots. Bay waters smooth.
.THURSDAY NIGHT...Southeast winds around 5 knots. Bay waters
smooth.
.FRIDAY...Southeast winds around 5 knots. Bay waters smooth.
.FRIDAY NIGHT...Southeast winds around 5 knots. Bay waters
smooth.
.SATURDAY...Southeast winds 5 to 10 knots. Bay waters light chop.
.SATURDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop.
.SUNDAY...South winds around 5 knots. Bay waters smooth.
.SUNDAY NIGHT...South winds around 5 knots. Bay waters smooth.
.MONDAY...South winds 5 to 10 knots. Bay waters light chop.
.MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
A slight chance of showers after midnight.

$$

GMZ450-130600-
Coastal waters from Cameron LA to High Island TX out 20 NM-
1124 AM CST Wed Nov 12 2025

.TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds.
.THURSDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 5 seconds.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 5 seconds.
.FRIDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 4 seconds.
.FRIDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 4 seconds.
.SATURDAY...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
.SUNDAY...South winds 5 to 10 knots. Seas around 2 feet.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
.MONDAY...South winds 10 to 15 knots. Seas around 2 feet. A
slight chance of showers.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. A
slight chance of showers in the evening, then a chance of showers
with a slight chance of thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-130600-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1124 AM CST Wed Nov 12 2025

.TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds.
.THURSDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 1 foot at 2 seconds and southwest 1 foot
at 5 seconds.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 4 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 4 seconds.
.SATURDAY...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.SUNDAY...South winds 5 to 10 knots. Seas around 2 feet.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.MONDAY...South winds 10 to 15 knots. Seas around 2 feet. A
slight chance of showers in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. A
slight chance of showers.

$$

GMZ455-130600-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
1124 AM CST Wed Nov 12 2025

.TONIGHT...Southeast winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 2 seconds.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 2 seconds.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: Southeast 1 foot at 3 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 3 seconds.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: Southeast 1 foot at 3 seconds.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 3 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
.SUNDAY...South winds around 5 knots. Seas 1 foot or less.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
.MONDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.MONDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
A slight chance of showers after midnight.

$$

GMZ470-130600-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
1124 AM CST Wed Nov 12 2025

.TONIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 5 seconds.
.THURSDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 5 seconds.
.FRIDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 5 seconds.
.FRIDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 2 feet at 5 seconds.
.SATURDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 5 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.SUNDAY...South winds 5 to 10 knots. Seas 2 to 3 feet.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.MONDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers. A slight chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-130600-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
1124 AM CST Wed Nov 12 2025

.TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds.
.THURSDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 5 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 7 seconds and southwest
1 foot at 4 seconds.
.SATURDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 5 seconds.
.SATURDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet.
.SUNDAY...South winds 5 to 10 knots. Seas 2 to 3 feet.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet.
.MONDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers after midnight.

$$

GMZ475-130600-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
1124 AM CST Wed Nov 12 2025

.TONIGHT...Southeast winds around 5 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 5 seconds.
.THURSDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southwest 1 foot at 6 seconds and southeast 1 foot at
6 seconds.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 6 seconds and southwest
1 foot at 5 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 7 seconds.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 6 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet.
.SUNDAY...South winds 5 to 10 knots. Seas around 2 feet.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.MONDAY...South winds around 10 knots. Seas around 2 feet.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers after midnight.

$$