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FZUS54 KLCH 052051
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
351 PM CDT Thu Jun 5 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.

GMZ400-061000-
351 PM CDT Thu Jun 5 2025

.SYNOPSIS...

Light to occasionally modest onshore flow and low seas will
persist through the middle of next week. A few showers and
thunderstorms will pop up sporadically though the day Friday and
Saturday with higher rain chances expected beginning Sunday
through the middle of the week as a couple of upper level
disturbances move across the region.

$$

GMZ430-061000-
Sabine Lake-
351 PM CDT Thu Jun 5 2025

.TONIGHT...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. 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...Southwest winds 5 to 10 knots. Lake waters light chop.
A chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight.
.TUESDAY...South winds around 5 knots. Lake waters smooth. A
chance of thunderstorms. Showers.
.TUESDAY NIGHT...East winds around 5 knots. Lake waters smooth. A
chance of thunderstorms. A chance of showers.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-061000-
Calcasieu Lake-
351 PM CDT Thu Jun 5 2025

.TONIGHT...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. Lake waters light chop.
.SATURDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.
.SUNDAY...Southwest 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. Lake waters choppy. A
slight chance of showers and thunderstorms after midnight.
.MONDAY...Southwest winds around 10 knots. Lake waters light
chop. A chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight.
.TUESDAY...Southwest winds 5 to 10 knots. Lake waters light chop.
Showers with a chance of thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters light
chop. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-061000-
Vermilion and West Cote Blanche Bays-
351 PM CDT Thu Jun 5 2025

.TONIGHT...South winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms early this evening.
.FRIDAY...South winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms in the afternoon.
.FRIDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
.SATURDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
A slight chance of showers and thunderstorms in the afternoon.
.SATURDAY NIGHT...Southwest winds around 10 knots. Bay waters
light chop.
.SUNDAY...Southwest winds 10 to 15 knots. Bay waters choppy. A
chance of showers and thunderstorms in the afternoon.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots. Bay waters
choppy. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight.
.MONDAY...Southwest winds around 10 knots. Bay waters light chop.
A chance of thunderstorms. A chance of showers in the morning,
then showers likely in the afternoon.
.MONDAY NIGHT...South winds around 10 knots. Bay waters light
chop. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.
.TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
Showers with a chance of thunderstorms.
.TUESDAY NIGHT...South winds around 5 knots. Bay waters smooth. A
chance of showers and thunderstorms in the evening, then showers
and thunderstorms likely after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-061000-
Atchafalaya and East Cote Blanche Bays-
351 PM CDT Thu Jun 5 2025

.TONIGHT...South winds around 5 knots. Bay waters smooth. A
slight chance of showers and thunderstorms early this evening.
.FRIDAY...South winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms in the afternoon.
.FRIDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
.SATURDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
A slight chance of showers and thunderstorms in the afternoon.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters light
chop.
.SUNDAY...Southwest winds 5 to 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.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight.
.MONDAY...Southwest winds around 10 knots. Bay waters light chop.
A chance of thunderstorms. A chance of showers in the morning,
then showers likely in the afternoon.
.MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
A chance of thunderstorms. A chance of showers in the evening,
then showers likely after midnight.
.TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
Showers with a chance of thunderstorms.
.TUESDAY NIGHT...South winds around 5 knots. Bay waters smooth. A
chance of thunderstorms. A chance of showers in the evening, then
showers after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-061000-
Coastal waters from Cameron LA to High Island TX out 20 NM-
351 PM CDT Thu Jun 5 2025

.TONIGHT...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds.
.FRIDAY...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds.
.FRIDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 2 feet at 4 seconds.
.SATURDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 5 seconds.
.SATURDAY NIGHT...South winds around 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
4 seconds.
.SUNDAY...Southwest winds 10 to 15 knots. Seas around 3 feet.
Wave Detail: South 2 feet at 5 seconds.
.SUNDAY NIGHT...South winds around 15 knots. Seas 2 to 4 feet. A
slight chance of showers and thunderstorms after midnight.
.MONDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. 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. Seas 2 to 3 feet. A
chance of thunderstorms. Showers.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-061000-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
351 PM CDT Thu Jun 5 2025

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

Winds and seas higher in and near thunderstorms.

$$

GMZ455-061000-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
351 PM CDT Thu Jun 5 2025

.TONIGHT...South winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 2 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 3 seconds.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 2 seconds.
.SATURDAY...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 3 seconds. A slight chance of
showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Seas around
2 feet. Wave Detail: Southwest 2 feet at 3 seconds. A slight
chance of showers after midnight.
.SUNDAY...Southwest winds around 10 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 3 seconds. A slight chance of
showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots. Seas around
2 feet. A chance of showers and thunderstorms after midnight.
.MONDAY...Southwest 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.
.MONDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
A chance of thunderstorms. A chance of showers in the evening,
then showers likely after midnight.
.TUESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. A
chance of thunderstorms. Showers.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
chance of thunderstorms. A chance of showers in the evening, then
showers after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-061000-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
351 PM CDT Thu Jun 5 2025

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

Winds and seas higher in and near thunderstorms.

$$

GMZ472-061000-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
351 PM CDT Thu Jun 5 2025

.TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 4 seconds and southeast 2 feet at
8 seconds. A slight chance of showers in the afternoon.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.SATURDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 7 seconds. A slight chance of showers and
thunderstorms in the morning.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 6 seconds.
.SUNDAY...Southwest winds 10 to 15 knots. Seas around 3 feet.
Wave Detail: South 3 feet at 6 seconds. A slight chance of
showers and thunderstorms in the morning.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet. A
slight chance of showers and thunderstorms after midnight.
.MONDAY...South winds 10 to 15 knots. Seas around 3 feet. A
chance of showers with a slight chance of thunderstorms.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet. 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. Seas around 3 feet. A
chance of thunderstorms. Showers.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
3 feet. A chance of showers with a slight chance of thunderstorms
in the evening, then showers with a chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-061000-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
351 PM CDT Thu Jun 5 2025

.TONIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 8 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds. A slight chance of showers
and thunderstorms in the afternoon.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 7 seconds.
.SATURDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds. A slight chance of
thunderstorms in the morning. A slight chance of showers.
.SATURDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. Seas 2 to 3 feet. Wave Detail: South
2 feet at 6 seconds.
.SUNDAY...Southwest winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 6 seconds. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southwest winds around 10 knots, becoming south
after midnight. Seas 2 to 3 feet. A chance of showers with a
slight chance of thunderstorms after midnight.
.MONDAY...Southwest winds 10 to 15 knots. Seas around 3 feet. A
chance of showers with a slight chance of thunderstorms.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet. A
slight chance of showers and thunderstorms in the evening, then
showers likely with a chance of thunderstorms after midnight.
.TUESDAY...South winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas around 3 feet. A chance of
thunderstorms. Showers.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 3 feet. A
chance of showers with a slight chance of thunderstorms in the
evening, then showers with a chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$