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FZUS54 KLCH 231823
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Coastal Waters Forecast
National Weather Service Lake Charles LA
1222 PM CST Sun Nov 23 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.

GMZ400-240700-
1222 PM CST Sun Nov 23 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...

Winds will become onshore and increase to moderate levels on
Monday as high pressure moves off to the east and low pressure
develops over the Plains. Rain chances will also increase during
Monday into Monday night ending on Tuesday as a cold front moves
into the coastal waters. Winds will become offshore behind the
front on Tuesday and increase by Wednesday with the possibility
of small craft advisory conditions.

$$

GMZ430-240700-
Sabine Lake-
1222 PM CST Sun Nov 23 2025

.TONIGHT...East winds 5 to 10 knots. Lake waters light chop.
.MONDAY...Southeast winds 5 to 10 knots, becoming south 10 to
15 knots with gusts up to 20 knots in the afternoon. Lake waters
choppy. A slight chance of showers in the morning, then a chance
of showers with a slight chance of thunderstorms in the
afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy. A
slight chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.
.TUESDAY...Southwest winds 5 to 10 knots. Lake waters light chop.
A slight chance of thunderstorms. A chance of showers, mainly in
the morning.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots, becoming north
10 to 15 knots after midnight. Lake waters choppy. A slight
chance of showers after midnight.
.WEDNESDAY...North winds 10 to 15 knots. Lake waters choppy.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to
10 to 15 knots after midnight. Lake waters rough.
.THURSDAY...Northeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Lake waters choppy.
.THURSDAY NIGHT...East winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. Lake waters choppy.
.FRIDAY...East winds 10 to 15 knots. Lake waters choppy.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Lake waters
choppy. A slight chance of showers after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-240700-
Calcasieu Lake-
1222 PM CST Sun Nov 23 2025

.TONIGHT...East winds 5 to 10 knots. Lake waters light chop.
.MONDAY...Southeast winds 5 to 10 knots, becoming south 10 to
15 knots with gusts up to 20 knots in the afternoon. Lake waters
choppy. A chance of showers with a slight chance of thunderstorms
in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Lake waters choppy. A chance of showers with a slight
chance of thunderstorms in the evening, then showers likely after
midnight.
.TUESDAY...Southwest winds 5 to 10 knots. Lake waters light chop.
A slight chance of thunderstorms. A chance of showers, mainly in
the morning.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots, becoming north
10 to 15 knots with gusts up to 20 knots after midnight. Lake
waters choppy. A slight chance of showers and thunderstorms after
midnight.
.WEDNESDAY...North winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Lake waters rough.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots with gusts up
to 25 knots. Lake waters rough.
.THURSDAY...Northeast winds 15 to 20 knots, diminishing to around
10 knots in the afternoon. Lake waters rough.
.THURSDAY NIGHT...East winds 10 to 15 knots. Lake waters choppy.
.FRIDAY...East winds 10 to 15 knots. Lake waters choppy.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Lake waters
rough. A slight chance of showers after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-240700-
Vermilion and West Cote Blanche Bays-
1222 PM CST Sun Nov 23 2025

.TONIGHT...Northeast winds around 5 knots, becoming east after
midnight. Bay waters light chop.
.MONDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Bay waters choppy. A slight chance of
showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Bay waters choppy. A
slight chance of thunderstorms in the evening. A chance of
showers.
.TUESDAY...Southwest winds 10 to 15 knots. Bay waters choppy.
Showers likely in the morning, then a chance of showers with a
slight chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...Southwest winds around 5 knots, becoming north
10 to 15 knots after midnight. Bay waters choppy. A slight chance
of showers and thunderstorms in the evening, then a chance of
showers and thunderstorms after midnight.
.WEDNESDAY...North winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Bay waters rough.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots with gusts up
to 25 knots. Bay waters rough.
.THURSDAY...Northeast winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Bay waters rough.
.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters
choppy.
.FRIDAY...East winds 10 to 15 knots. Bay waters choppy.
.FRIDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. Bay waters rough.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-240700-
Atchafalaya and East Cote Blanche Bays-
1222 PM CST Sun Nov 23 2025

.TONIGHT...North winds around 5 knots, becoming east late this
evening and overnight. Bay waters smooth.
.MONDAY...Southeast winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
A chance of showers with a slight chance of thunderstorms.
.TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
A chance of showers. A slight chance of thunderstorms in the
afternoon.
.TUESDAY NIGHT...Southwest winds around 5 knots, becoming
northwest after midnight. Bay waters light chop. A slight chance
of showers in the evening, then a chance of showers and
thunderstorms after midnight.
.WEDNESDAY...North winds 10 to 15 knots. Bay waters choppy.
.WEDNESDAY NIGHT...North winds 10 to 15 knots, becoming northeast
15 to 20 knots after midnight. Bay waters rough.
.THURSDAY...Northeast winds 10 to 15 knots. Bay waters choppy.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots, increasing to
10 to 15 knots after midnight. Bay waters choppy.
.FRIDAY...East winds 10 to 15 knots. Bay waters choppy.
.FRIDAY NIGHT...East winds 10 to 15 knots. Bay waters choppy.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-240700-
Coastal waters from Cameron LA to High Island TX out 20 NM-
1222 PM CST Sun Nov 23 2025

.TONIGHT...East winds 5 to 10 knots, becoming southeast 10 to
15 knots late. Seas around 2 feet. Wave Detail: Southeast 2 feet
at 5 seconds.
.MONDAY...Southeast winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds. A slight chance of
showers in the morning, then a chance of showers with a slight
chance of thunderstorms in the afternoon.
.MONDAY NIGHT...South winds around 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
5 seconds. A slight chance of thunderstorms. A chance of showers
in the evening, then showers likely after midnight.
.TUESDAY...Southwest winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Southwest 2 feet at 6 seconds. A slight chance of thunderstorms.
A chance of showers, mainly in the morning.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots, becoming north
15 to 20 knots after midnight. Seas 2 to 3 feet. Wave Detail:
North 2 feet at 3 seconds and south 2 feet at 6 seconds. A slight
chance of showers and thunderstorms after midnight.
.WEDNESDAY...North winds 15 to 20 knots with gusts up to
25 knots. Seas 2 to 4 feet. Wave Detail: North 3 feet at
4 seconds and south 1 foot at 6 seconds.
.WEDNESDAY NIGHT...Northeast winds 20 to 25 knots. Seas 2 to
4 feet.
.THURSDAY...Northeast winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 2 to 4 feet.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 4 feet.
.FRIDAY NIGHT...Southeast winds around 20 knots. Seas 3 to
4 feet. A slight chance of showers.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-240700-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1222 PM CST Sun Nov 23 2025

.TONIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds.
.MONDAY...Southeast winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds. A chance of showers
with a slight chance of thunderstorms in the afternoon.
.MONDAY NIGHT...South winds around 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
5 seconds. A slight chance of thunderstorms in the evening. A
chance of showers.
.TUESDAY...Southwest winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Southwest 3 feet at 6 seconds. Showers likely in the morning,
then a chance of showers with a slight chance of thunderstorms in
the afternoon.
.TUESDAY NIGHT...West winds 5 to 10 knots, becoming north 15 to
20 knots after midnight. Seas 2 to 3 feet. Wave Detail: Northwest
2 feet at 3 seconds and south 2 feet at 6 seconds. A slight
chance of showers and thunderstorms in the evening, then a chance
of showers and thunderstorms after midnight.
.WEDNESDAY...North winds 15 to 20 knots, increasing to 20 to
25 knots in the afternoon. Seas 2 to 4 feet. Wave Detail:
Northwest 2 feet at 3 seconds and south 1 foot at 6 seconds.
.WEDNESDAY NIGHT...Northeast winds 20 to 25 knots. Seas 3 to
5 feet, occasionally to 6 feet.
.THURSDAY...Northeast winds 20 to 25 knots, diminishing to around
15 knots in the afternoon. Seas 3 to 5 feet, occasionally to
6 feet, subsiding to 2 to 3 feet in the afternoon.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 4 feet.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 4 feet.
.FRIDAY NIGHT...Southeast winds 20 to 25 knots. Seas 2 to 4 feet.
A slight chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-240700-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
1222 PM CST Sun Nov 23 2025

.TONIGHT...Northeast winds around 5 knots, becoming east after
midnight. Seas 1 foot or less. Wave Detail: East 1 foot at
2 seconds.
.MONDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of
showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 2 feet at 5 seconds and south 1 foot at
2 seconds. A slight chance of thunderstorms in the evening. A
chance of showers.
.TUESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds. A chance of showers. A
slight chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...Southwest winds around 5 knots, becoming
northwest 10 to 15 knots after midnight. Seas 1 to 2 feet. Wave
Detail: Northwest 1 foot at 2 seconds and southwest 1 foot at
5 seconds. A slight chance of showers in the evening, then a
chance of showers and thunderstorms after midnight.
.WEDNESDAY...North winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Seas around 2 feet. Wave Detail: North
2 feet at 3 seconds. A slight chance of showers and thunderstorms
in the morning.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots with gusts up
to 25 knots. Seas 2 to 3 feet.
.THURSDAY...Northeast winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet.
.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas around
2 feet.
.FRIDAY...East winds 15 to 20 knots. Seas 2 to 3 feet.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-240700-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
1222 PM CST Sun Nov 23 2025

.TONIGHT...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: East 2 feet at 3 seconds and south 1 foot at
6 seconds.
.MONDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds. A slight chance of showers
in the morning, then a chance of showers with a slight chance of
thunderstorms in the afternoon.
.MONDAY NIGHT...South winds around 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. Wave Detail: South 3 feet at
6 seconds. A chance of showers with a slight chance of
thunderstorms.
.TUESDAY...Southwest winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: South
3 feet at 6 seconds. A slight chance of thunderstorms. Showers
likely, mainly in the morning.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots, becoming north
10 to 15 knots with gusts up to 20 knots after midnight. Seas
2 to 3 feet. Wave Detail: North 2 feet at 4 seconds and south
2 feet at 6 seconds. A slight chance of showers and thunderstorms
in the evening, then a chance of showers and thunderstorms after
midnight.
.WEDNESDAY...Northeast winds 20 to 25 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: North 4 feet at 5 seconds
and southeast 2 feet at 6 seconds. A slight chance of showers and
thunderstorms in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 to 25 knots. Seas 5 to
7 feet, occasionally to 9 feet.
.THURSDAY...Northeast winds 20 to 25 knots, diminishing to 15 to
20 knots in the afternoon. Seas 5 to 7 feet, occasionally to
9 feet.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 4 feet.
.FRIDAY...East winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Seas 4 to 5 feet,
occasionally to 6 feet. A slight chance of showers.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-240700-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
1222 PM CST Sun Nov 23 2025

.TONIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 3 seconds and south 1 foot at 6 seconds.
.MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds. A chance of showers with a
slight chance of thunderstorms in the afternoon.
.MONDAY NIGHT...South winds around 15 knots with gusts up to
20 knots. Seas 2 to 4 feet. Wave Detail: South 4 feet at
6 seconds. A slight chance of thunderstorms in the evening. A
chance of showers.
.TUESDAY...Southwest winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: South
3 feet at 6 seconds. Showers likely in the morning, then a chance
of showers with a slight chance of thunderstorms in the
afternoon.
.TUESDAY NIGHT...West winds 5 to 10 knots, becoming north 10 to
15 knots with gusts up to 20 knots after midnight. Seas 2 to
3 feet. Wave Detail: South 3 feet at 6 seconds and northwest
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...North winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
North 3 feet at 4 seconds and northwest 3 feet at 4 seconds. A
slight chance of showers and thunderstorms in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 to 25 knots. Seas 5 to
7 feet, occasionally to 9 feet.
.THURSDAY...Northeast winds 20 to 25 knots, diminishing to 15 to
20 knots in the afternoon. Seas 4 to 6 feet, occasionally to
8 feet.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.FRIDAY...East winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.FRIDAY NIGHT...Southeast winds around 20 knots. Seas 4 to
5 feet, occasionally to 6 feet. A slight chance of showers after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-240700-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
1222 PM CST Sun Nov 23 2025

.TONIGHT...East winds 5 to 10 knots, becoming southeast late.
Seas around 2 feet. Wave Detail: East 1 foot at 3 seconds and
south 1 foot at 6 seconds.
.MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds. A slight chance of showers
and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: South 4 feet at 6 seconds. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers after midnight.
.TUESDAY...South winds 10 to 15 knots, becoming southwest 5 to
10 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: South
4 feet at 6 seconds. A chance of showers. A slight chance of
thunderstorms in the afternoon.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots, becoming
northwest 10 to 15 knots after midnight. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 6 seconds and northwest 1 foot at
2 seconds. A slight chance of showers in the evening, then a
chance of showers and thunderstorms after midnight.
.WEDNESDAY...North winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: North 3 feet at 4 seconds
and northwest 2 feet at 4 seconds. A slight chance of
thunderstorms. A chance of showers, mainly in the morning.
.WEDNESDAY NIGHT...Northeast winds 20 to 25 knots. Seas 5 to
7 feet, occasionally to 9 feet.
.THURSDAY...Northeast winds 20 to 25 knots. Seas 5 to 7 feet,
occasionally to 9 feet.
.THURSDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to
5 feet, occasionally to 6 feet.
.FRIDAY...East winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Seas 4 to 5 feet,
occasionally to 6 feet.

Winds and seas higher in and near thunderstorms.

$$