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FZUS54 KLCH 131721
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Coastal Waters Forecast
National Weather Service Lake Charles LA
1120 AM CST Thu Nov 13 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.

GMZ400-140600-
1120 AM CST Thu Nov 13 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 centered over the northeastern gulf will
maintain light onshore winds and low seas through Sunday. Onshore
flow will increase somewhat early next week in response to areas of
low pressure moving across the southern plains. A few showers and
thunderstorms will be possible Tuesday and Wednesday.

$$

GMZ430-140600-
Sabine Lake-
1120 AM CST Thu Nov 13 2025

.TONIGHT...Southeast winds 5 to 10 knots. Lake waters light chop.
.FRIDAY...Southeast 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. Lake waters light chop.
.SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.SUNDAY...Southwest 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.
.MONDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.
.TUESDAY...South winds 10 to 15 knots. Lake waters choppy. A
slight chance of showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.
A slight chance of showers after midnight.

$$

GMZ432-140600-
Calcasieu Lake-
1120 AM CST Thu Nov 13 2025

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

$$

GMZ435-140600-
Vermilion and West Cote Blanche Bays-
1120 AM CST Thu Nov 13 2025

.TONIGHT...Southeast winds around 5 knots. Bay waters smooth.
.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...Southwest 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.
.TUESDAY...South winds 10 to 15 knots. Bay waters choppy.
.TUESDAY NIGHT...South winds 10 to 15 knots. Bay waters choppy.

$$

GMZ436-140600-
Atchafalaya and East Cote Blanche Bays-
1120 AM CST Thu Nov 13 2025

.TONIGHT...Southeast winds around 5 knots. Bay waters smooth.
Patchy dense fog late.
.FRIDAY...East winds around 5 knots, becoming south around
5 knots in the afternoon. Bay waters smooth. Patchy dense fog in
the morning.
.FRIDAY NIGHT...Southeast winds around 5 knots. Bay waters
smooth.
.SATURDAY...Southeast winds around 5 knots. Bay waters smooth.
.SATURDAY NIGHT...South winds around 5 knots. Bay waters smooth.
.SUNDAY...Southwest 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...Southeast winds 5 to 10 knots. Bay waters light
chop.
.TUESDAY...South winds 5 to 10 knots. Bay waters light chop.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters light
chop.

$$

GMZ450-140600-
Coastal waters from Cameron LA to High Island TX out 20 NM-
1120 AM CST Thu Nov 13 2025

.TONIGHT...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 5 seconds.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 4 seconds.
.SATURDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds.
.SATURDAY NIGHT...South winds around 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 4 seconds.
.SUNDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southwest 1 foot at 4 seconds.
.SUNDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
.MONDAY...South winds 10 to 15 knots. Seas around 2 feet.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers.
.TUESDAY...South winds 10 to 15 knots. Seas around 2 feet. A
slight chance of showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers.

$$

GMZ452-140600-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1120 AM CST Thu Nov 13 2025

.TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 4 seconds.
.SATURDAY...South winds 5 to 10 knots. Seas around 2 feet in the
morning, then 1 foot or less. Wave Detail: South 1 foot at
4 seconds, becoming south 1 foot at 3 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 5 seconds.
.SUNDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southwest 1 foot at 4 seconds.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.MONDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. Seas around 2 feet.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. A
slight chance of showers after midnight.
.TUESDAY...South winds 10 to 15 knots. Seas around 2 feet. A
slight chance of showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
A slight chance of showers after midnight.

$$

GMZ455-140600-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
1120 AM CST Thu Nov 13 2025

.TONIGHT...Southeast winds around 5 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 3 seconds.
.FRIDAY...East 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 around 5 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.
Wave Detail: South 1 foot at 3 seconds.
.SUNDAY...Southwest winds around 5 knots. Seas 1 foot or less.
Wave Detail: Southwest 1 foot at 3 seconds.
.SUNDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
.MONDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.

$$

GMZ470-140600-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
1120 AM CST Thu Nov 13 2025

.TONIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 6 seconds.
.FRIDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 6 seconds.
.FRIDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds.
.SATURDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds.
.SATURDAY NIGHT...South winds around 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 5 seconds.
.SUNDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds.
.SUNDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
.MONDAY...South winds around 10 knots. Seas 2 to 3 feet.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers after midnight.
.TUESDAY...South winds 10 to 15 knots. Seas around 3 feet. A
slight chance of showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet.
A slight chance of showers.

$$

GMZ472-140600-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
1120 AM CST Thu Nov 13 2025

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

$$

GMZ475-140600-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
1120 AM CST Thu Nov 13 2025

.TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 5 seconds and southwest 1 foot
at 5 seconds.
.FRIDAY...East 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 NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 7 seconds.
.SATURDAY...Southeast winds around 5 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 7 seconds.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 7 seconds.
.SUNDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.TUESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet.

$$