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FZUS54 KLCH 150724
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Coastal Waters Forecast
National Weather Service Lake Charles LA
224 AM CDT Sun Jun 15 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.

GMZ400-152015-
224 AM CDT Sun Jun 15 2025

.SYNOPSIS...

Light to moderate onshore flow will continue for the next several
days. Combined seas are between 1 and 3 feet are will be steady
for the next several days. The main concern will be local impacts
from showers and thunderstorms, primary during the afternoon hours.


$$

GMZ430-152015-
Sabine Lake-
224 AM CDT Sun Jun 15 2025

.TODAY...South winds 5 to 10 knots. Lake waters light chop.
Thunderstorms likely this morning. A chance of showers. A chance
of thunderstorms this afternoon.
.TONIGHT...South winds 5 to 10 knots. Lake waters light chop. A
chance of showers and thunderstorms in the evening.
.MONDAY...Southwest winds 5 to 10 knots. Lake waters light chop.
A chance of thunderstorms. Showers likely, mainly in the morning.
.MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.TUESDAY...South winds 5 to 10 knots. Lake waters light chop. A
chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds around 10 knots. Lake waters light
chop.
.WEDNESDAY...South winds 5 to 10 knots. Lake waters light chop. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms after
midnight.
.THURSDAY...South winds 5 to 10 knots. Lake waters light chop. A
chance of thunderstorms. A chance of showers in the morning, then
showers likely in the afternoon.
.THURSDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-152015-
Calcasieu Lake-
224 AM CDT Sun Jun 15 2025

.TODAY...South winds 5 to 10 knots. Lake waters light chop. A
chance of showers this morning. A chance of thunderstorms.
Showers likely this afternoon.
.TONIGHT...South winds 5 to 10 knots. Lake waters light chop. A
chance of showers and thunderstorms in the evening.
.MONDAY...Southwest winds 5 to 10 knots. Lake waters light chop.
A chance of thunderstorms. Showers likely, mainly in the morning.
.MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms after
midnight.
.TUESDAY...South winds 5 to 10 knots. Lake waters light chop. A
chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds around 10 knots. Lake waters light
chop.
.WEDNESDAY...South winds around 10 knots. Lake waters light chop.
A chance of showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms after
midnight.
.THURSDAY...South winds 5 to 10 knots. Lake waters light chop. A
chance of thunderstorms. A chance of showers in the morning, then
showers likely in the afternoon.
.THURSDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-152015-
Vermilion and West Cote Blanche Bays-
224 AM CDT Sun Jun 15 2025

.TODAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of showers this morning. A chance of thunderstorms.
Showers likely this afternoon.
.TONIGHT...South winds 5 to 10 knots. Bay waters light chop. A
chance of showers and thunderstorms, mainly in the evening.
.MONDAY...Southwest winds 5 to 10 knots. Bay waters light chop. A
chance of thunderstorms. Showers.
.MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
A slight chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of thunderstorms. Showers.
.TUESDAY NIGHT...South winds around 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms after
midnight.
.WEDNESDAY...South 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.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop. A chance of showers and thunderstorms.
.THURSDAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of thunderstorms. A chance of showers in the morning, then
showers likely in the afternoon.
.THURSDAY NIGHT...South winds 5 to 10 knots, becoming southeast
after midnight. Bay waters light chop. A chance of showers and
thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-152015-
Atchafalaya and East Cote Blanche Bays-
224 AM CDT Sun Jun 15 2025

.TODAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of thunderstorms. A chance of showers this morning, then
showers likely this afternoon.
.TONIGHT...South winds 5 to 10 knots. Bay waters light chop. A
chance of showers and thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
Showers likely with a chance of thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
A chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of thunderstorms. Showers.
.TUESDAY NIGHT...South 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.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of thunderstorms. A chance of showers in the morning, then
showers likely in the afternoon.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop. A chance of showers and thunderstorms.
.THURSDAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of thunderstorms. A chance of showers in the morning, then
showers likely in the afternoon.
.THURSDAY NIGHT...South winds 5 to 10 knots, becoming southeast
after midnight. Bay waters light chop. A chance of showers and
thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-152015-
Coastal waters from Cameron LA to High Island TX out 20 NM-
224 AM CDT Sun Jun 15 2025

.TODAY...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of showers. A slight
chance of thunderstorms early this morning, then a chance of
thunderstorms late this morning and afternoon.
.TONIGHT...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds and south 2 feet at 7 seconds.
A chance of showers and thunderstorms, mainly in the evening.
.MONDAY...Southwest winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds. A chance of
thunderstorms. Showers likely, mainly in the morning.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds. A slight chance of
showers and thunderstorms after midnight.
.TUESDAY...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 4 seconds. A slight chance of
showers and thunderstorms after midnight.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms.
.WEDNESDAY 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.
.THURSDAY...South winds around 10 knots. Seas around 2 feet.
Showers likely with a chance of thunderstorms.
.THURSDAY NIGHT...South winds around 10 knots. Seas around
2 feet. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-152015-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
224 AM CDT Sun Jun 15 2025

.TODAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of thunderstorms.
.TONIGHT...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of showers and
thunderstorms, mainly in the evening.
.MONDAY...Southwest winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds. A chance of
thunderstorms. Showers likely, mainly in the morning.
.MONDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds. A chance of showers and
thunderstorms after midnight.
.TUESDAY...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds. Showers likely with a chance
of thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 4 seconds. A slight chance of
showers and thunderstorms after midnight.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet.
Showers likely with a chance of thunderstorms.
.WEDNESDAY 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.
.THURSDAY...South winds around 10 knots. Seas 2 to 3 feet.
Showers likely with a chance of thunderstorms.
.THURSDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet.
A chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-152015-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
224 AM CDT Sun Jun 15 2025

.TODAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 1 foot at 2 seconds. A chance of thunderstorms.
.TONIGHT...South winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet after midnight. Wave Detail: South 1 foot at
6 seconds, becoming south 1 foot at 2 seconds. A chance of
showers and thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Seas around 2 feet in
the morning, then 1 foot or less. Wave Detail: South 1 foot at
2 seconds, becoming south 1 foot at 5 seconds. A chance of
thunderstorms. Showers.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less,
then around 2 feet after midnight. Wave Detail: South 1 foot at
2 seconds. A chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 1 foot at 2 seconds. Showers likely with a chance
of thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 3 seconds. A slight chance of
showers and thunderstorms in the evening, then a chance of
showers and thunderstorms after midnight.
.WEDNESDAY...South winds around 10 knots. Seas around 2 feet.
Showers likely with a chance of thunderstorms.
.WEDNESDAY NIGHT...South winds around 10 knots. Seas around
2 feet. A chance of showers and thunderstorms.
.THURSDAY...South winds 5 to 10 knots. Seas around 2 feet.
Showers likely with a chance of thunderstorms.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
A chance of showers. A slight chance of thunderstorms in the
evening, then a chance of thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-152015-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
224 AM CDT Sun Jun 15 2025

.TODAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 7 seconds. A chance of showers. A slight
chance of thunderstorms early this morning, then a chance of
thunderstorms late this morning and afternoon.
.TONIGHT...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds. A chance of showers and
thunderstorms, mainly in the evening.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of thunderstorms.
Showers likely, mainly in the morning.
.MONDAY NIGHT...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 after midnight.
.TUESDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 6 seconds. A chance of showers. A chance
of thunderstorms, mainly in the morning.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
Wave Detail: South 3 feet at 6 seconds. A slight chance of
showers and thunderstorms after midnight.
.WEDNESDAY...South winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers and thunderstorms.
.WEDNESDAY 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.
.THURSDAY...Southeast winds around 10 knots. Seas around 3 feet.
A chance of thunderstorms. Showers likely, mainly in the morning.
.THURSDAY NIGHT...Southeast 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.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-152015-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
224 AM CDT Sun Jun 15 2025

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

Winds and seas higher in and near thunderstorms.

$$

GMZ475-152015-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
224 AM CDT Sun Jun 15 2025

.TODAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds. A chance of showers this
morning. A chance of thunderstorms. Showers likely this
afternoon.
.TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A chance of showers and
thunderstorms.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds. A chance of thunderstorms.
Showers, mainly in the morning.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 6 seconds. 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. Wave
Detail: Southeast 2 feet at 6 seconds. Showers likely with a
chance of thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds. A chance of showers
and thunderstorms after midnight.
.WEDNESDAY...South winds 10 to 15 knots. Seas around 3 feet.
Showers likely with a chance of thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
3 feet. A chance of showers and thunderstorms.
.THURSDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Showers likely. A chance of thunderstorms, mainly in the morning.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. A chance of showers. A slight chance of thunderstorms in
the evening, then a chance of thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$