Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 241932
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
232 PM CDT Sat May 24 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.

GMZ400-250830-
232 PM CDT Sat May 24 2025

.SYNOPSIS...

Onshore winds and seas will begin a modest increase late in the
weekend. Widely isolated showers and storms to be expected over
the Memorial Day Weekend with unsettled weather to follow from
Tuesday on.

$$

GMZ430-250830-
Sabine Lake-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...South winds around 10 knots. Lake waters light
chop. A chance of showers and thunderstorms.
.TONIGHT...South winds around 10 knots. Lake waters light chop.
.SUNDAY...South winds around 10 knots. Lake waters light chop. A
slight chance of showers and thunderstorms in the afternoon.
.SUNDAY NIGHT...South winds around 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms in the
evening.
.MONDAY...South winds 10 to 15 knots. Lake waters choppy.
.MONDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy. A
chance of thunderstorms. A chance of showers.
.TUESDAY...South winds around 10 knots. Lake waters light chop. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms.
.WEDNESDAY...Southeast winds 5 to 10 knots. Lake waters light
chop. A chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters
light chop. A slight chance of showers and thunderstorms in the
evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-250830-
Calcasieu Lake-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...South winds around 10 knots with gusts up to
20 knots. Lake waters light chop. A chance of showers and
thunderstorms.
.TONIGHT...South winds around 10 knots. Lake waters light chop.
.SUNDAY...South winds 10 to 15 knots. Lake waters choppy. A
slight chance of showers and thunderstorms in the afternoon.
.SUNDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Lake waters choppy. A slight chance of showers and
thunderstorms in the evening.
.MONDAY...South winds 10 to 15 knots with gusts up to 20 knots.
Lake waters choppy.
.MONDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.TUESDAY...South winds around 10 knots. Lake waters light chop. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms.
.WEDNESDAY...South winds 5 to 10 knots. Lake waters light chop. A
chance of thunderstorms. A chance of showers.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters
light chop. A slight chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-250830-
Vermilion and West Cote Blanche Bays-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...South winds around 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms.
.TONIGHT...South winds 10 to 15 knots. Bay waters choppy.
.SUNDAY...South winds around 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms in the afternoon.
.SUNDAY NIGHT...South winds around 10 knots. Bay waters light
chop.
.MONDAY...South winds 10 to 15 knots. Bay waters choppy.
.MONDAY NIGHT...South winds 10 to 15 knots. Bay waters choppy. A
slight chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 10 to 15 knots. Bay waters choppy. A
slight chance of showers and thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms in the
evening.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
light chop. A slight chance of showers and thunderstorms in the
evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-250830-
Atchafalaya and East Cote Blanche Bays-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...South winds around 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms early.
.TONIGHT...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. Bay waters light chop.
.MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
A slight chance of showers and thunderstorms after midnight.
.TUESDAY...South winds around 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop. A chance of showers and thunderstorms in the evening.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds around 5 knots. Bay waters
smooth. A slight chance of showers and thunderstorms in the
evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-250830-
Coastal waters from Cameron LA to High Island TX out 20 NM-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...South winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 4 seconds. A chance of showers and
thunderstorms.
.TONIGHT...South winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 4 seconds.
.SUNDAY NIGHT...Southeast winds around 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
5 seconds.
.MONDAY...South winds around 15 knots with gusts up to 20 knots.
Seas 3 to 4 feet. Wave Detail: South 3 feet at 5 seconds.
.MONDAY NIGHT...South winds around 15 knots with gusts up to
20 knots. Seas around 3 feet. Wave Detail: South 3 feet at
5 seconds. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight.
.TUESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. A chance
of showers. A slight chance of thunderstorms in the morning, then
a chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. A chance of showers and thunderstorms, mainly in the
evening.
.WEDNESDAY...Southeast winds around 10 knots. Seas around 2 feet.
A chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. A slight chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-250830-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...South winds around 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 4 seconds. A slight chance
of showers and thunderstorms.
.TONIGHT...South winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 4 seconds.
.SUNDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 4 feet. Wave Detail: South 3 feet at
5 seconds.
.MONDAY...South winds around 15 knots with gusts up to 20 knots.
Seas 2 to 4 feet. Wave Detail: South 3 feet at 6 seconds.
.MONDAY NIGHT...South winds around 15 knots with gusts up to
20 knots. Seas 2 to 4 feet. Wave Detail: South 3 feet at
6 seconds. A slight chance of showers and thunderstorms.
.TUESDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. A chance
of showers. A slight chance of thunderstorms in the morning, then
a chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms, mainly in the evening.
.WEDNESDAY...South winds around 10 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. A slight chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-250830-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...South winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 3 seconds. A slight chance of
showers and thunderstorms.
.TONIGHT...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 3 seconds.
.SUNDAY...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 3 seconds.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 3 seconds.
.MONDAY...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 3 seconds and south 1 foot at 7 seconds.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 2 feet at 3 seconds. A slight chance of
showers and thunderstorms after midnight.
.TUESDAY...South winds 10 to 15 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms, mainly in the evening.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to
2 feet. A slight chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-250830-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...South winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 5 seconds. A slight chance of
showers and thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at
5 seconds.
.SUNDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
Wave Detail: South 3 feet at 6 seconds.
.SUNDAY NIGHT...Southeast winds around 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at
6 seconds.
.MONDAY...Southeast winds around 15 knots with gusts up to
20 knots. Seas around 4 feet. Wave Detail: South 4 feet at
7 seconds.
.MONDAY NIGHT...Southeast winds around 15 knots with gusts up to
20 knots. Seas around 4 feet. Wave Detail: Southeast 4 feet at
7 seconds. A slight chance of showers and thunderstorms after
midnight.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
4 feet. A chance of showers and thunderstorms, mainly in the
evening.
.WEDNESDAY...Southeast winds around 10 knots. Seas 3 to 4 feet. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. A slight chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-250830-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...South winds around 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 5 seconds. A slight chance
of showers and thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds.
.SUNDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
Wave Detail: South 3 feet at 6 seconds.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at
6 seconds.
.MONDAY...Southeast winds around 15 knots. Seas around 4 feet.
Wave Detail: South 4 feet at 7 seconds.
.MONDAY NIGHT...Southeast winds around 15 knots with gusts up to
20 knots. Seas around 4 feet. Wave Detail: South 4 feet at
6 seconds. A slight chance of showers and thunderstorms after
midnight.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A
slight chance of showers and thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
4 feet. A chance of showers and thunderstorms, mainly in the
evening.
.WEDNESDAY...Southeast winds around 10 knots. Seas 3 to 4 feet. A
chance of showers with a slight chance of thunderstorms.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas around
3 feet. A slight chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-250830-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
232 PM CDT Sat May 24 2025

.THIS AFTERNOON...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 4 seconds. A slight chance
of showers and thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 5 seconds.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 6 seconds. A slight chance of showers in
the morning.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: South 4 feet at 7 seconds.
.MONDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: South 4 feet at 7 seconds.
.MONDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at
6 seconds.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
4 feet. A chance of showers and thunderstorms, mainly in the
evening.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. A
chance of showers with a slight chance of thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to
3 feet. A slight chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$