Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 290609
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
1209 AM CST Sat Nov 29 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.

GMZ400-291900-
1209 AM CST Sat Nov 29 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...

Breezy winds with frequent gusts along with seas around 3-7ft will
continue through the weekend into early next week. Easterly winds
will shift SE tomorrow ahead of a cold front that will pass
through Sat night/Sun morning. Winds turn N to NE behind the front
and remain out of the north through Tuesday. A SCA is current in
effect for the outer coastal waters through 00Z followed by an
SCA for all zones through 00Z tomorrow. Thereafter winds/seas may
dip below SCA criteria for a bit tomorrow night before increasing
again Sunday morning.

$$

GMZ430-291900-
Sabine Lake-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS
AFTERNOON...

.TODAY...Southeast winds 10 to 15 knots with gusts up to
20 knots. Lake waters choppy. A slight chance of showers until
late afternoon.
.TONIGHT...South winds around 10 knots, becoming northeast after
midnight. Lake waters choppy. A chance of showers in the evening,
then showers with a chance of thunderstorms after midnight.
.SUNDAY...North winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Lake waters rough. Showers likely with
a chance of thunderstorms in the morning, then a chance of
showers in the afternoon.
.SUNDAY NIGHT...Northeast winds 15 to 20 knots. Lake waters
rough. A slight chance of showers in the evening, then a chance
of showers after midnight.
.MONDAY...Northeast winds 10 to 15 knots. Lake waters choppy. A
slight chance of thunderstorms. Showers likely in the morning,
then showers in the afternoon.
.MONDAY NIGHT...North winds 10 to 15 knots. Lake waters choppy.
Showers likely, mainly in the evening.
.TUESDAY...North winds 10 to 15 knots. Lake waters choppy.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters light
chop.
.WEDNESDAY...East winds 5 to 10 knots. Lake waters light chop.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers in the evening, then a chance of
showers after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-291900-
Calcasieu Lake-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS
AFTERNOON...

.TODAY...Southeast winds 15 to 20 knots, becoming south 10 to
15 knots with gusts up to 20 knots late. Lake waters rough.
.TONIGHT...South winds 10 to 15 knots, becoming east after
midnight. Lake waters choppy. A chance of showers in the evening,
then showers with a slight chance of thunderstorms after
midnight.
.SUNDAY...North winds 10 to 15 knots, becoming northeast 15 to
20 knots in the afternoon. Lake waters rough. Showers with a
chance of thunderstorms in the morning, then a chance of showers
in the afternoon.
.SUNDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to
25 knots. Lake waters rough. A chance of showers.
.MONDAY...Northeast winds 10 to 15 knots. Lake waters choppy. A
chance of showers in the morning, then showers with a slight
chance of thunderstorms in the afternoon.
.MONDAY NIGHT...North winds 10 to 15 knots. Lake waters choppy.
Showers, mainly in the evening.
.TUESDAY...North winds 10 to 15 knots. Lake waters choppy.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters light
chop.
.WEDNESDAY...East winds 5 to 10 knots. Lake waters light chop.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms in the
evening, then a chance of showers after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-291900-
Vermilion and West Cote Blanche Bays-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS
AFTERNOON...

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

Winds and waves higher in and near thunderstorms.

$$

GMZ436-291900-
Atchafalaya and East Cote Blanche Bays-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS
AFTERNOON...

.TODAY...Southeast winds 10 to 15 knots. Bay waters choppy.
.TONIGHT...Southeast winds 5 to 10 knots. Bay waters light chop.
A chance of showers after midnight.
.SUNDAY...East winds 5 to 10 knots, becoming northeast 10 to
15 knots in the afternoon. Bay waters choppy. Showers likely,
mainly in the morning.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters
choppy. A chance of showers, mainly in the evening.
.MONDAY...Northeast winds 10 to 15 knots. Bay waters choppy. A
chance of showers in the morning, then showers likely with a
slight chance of thunderstorms in the afternoon.
.MONDAY NIGHT...Northeast winds around 10 knots, becoming
northwest after midnight. Bay waters choppy. Showers with a
slight chance of thunderstorms in the evening, then showers after
midnight.
.TUESDAY...North winds 10 to 15 knots. Bay waters choppy. A
slight chance of showers in the morning.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters light
chop.
.WEDNESDAY...East winds 5 to 10 knots. Bay waters light chop.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Bay waters light
chop. A chance of showers with a slight chance of thunderstorms
after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-291900-
Coastal waters from Cameron LA to High Island TX out 20 NM-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...South winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Southeast 5 feet at
6 seconds. A slight chance of showers this afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 5 seconds. A chance of showers in the
evening, then showers with a slight chance of thunderstorms after
midnight.
.SUNDAY...Northeast 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 west 3 feet at 5 seconds. Showers with a chance of
thunderstorms in the morning, then a chance of showers in the
afternoon.
.SUNDAY NIGHT...Northeast winds 20 to 25 knots. Seas 2 to 4 feet.
Wave Detail: Northeast 4 feet at 5 seconds and south 1 foot at
6 seconds. A chance of showers. A slight chance of thunderstorms
after midnight.
.MONDAY...Northeast winds 15 to 20 knots. Seas 2 to 4 feet. Wave
Detail: Northeast 3 feet at 5 seconds. A slight chance of
thunderstorms. Showers.
.MONDAY NIGHT...North winds 15 to 20 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 5 seconds. Showers, mainly in the
evening.
.TUESDAY...North winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas around
2 feet.
.WEDNESDAY...East winds around 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers with a slight chance of thunderstorms in the
evening, then a chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-291900-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

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

Winds and seas higher in and near thunderstorms.

$$

GMZ455-291900-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at
4 seconds.
.TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 3 seconds. A chance of showers after
midnight.
.SUNDAY...East winds 5 to 10 knots, becoming northeast 10 to
15 knots with gusts up to 20 knots in the afternoon. Seas around
2 feet. Wave Detail: Northeast 2 feet at 3 seconds and south
1 foot at 4 seconds. Showers likely, mainly in the morning.
.SUNDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 3 feet.
Wave Detail: Northeast 2 feet at 3 seconds. A chance of showers,
mainly in the evening.
.MONDAY...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 3 seconds. A
chance of showers in the morning, then showers likely with a
slight chance of thunderstorms in the afternoon.
.MONDAY NIGHT...Northeast winds 10 to 15 knots, becoming
northwest with gusts up to 20 knots after midnight. Seas 2 to
3 feet. Wave Detail: North 2 feet at 3 seconds. Showers with a
slight chance of thunderstorms in the evening, then showers after
midnight.
.TUESDAY...North winds around 15 knots. Seas 2 to 3 feet. A
chance of showers in the morning.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas around
2 feet.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet in the
morning, then 1 foot or less.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
A slight chance of thunderstorms. A slight chance of showers in
the evening, then a chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-291900-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

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

Winds and seas higher in and near thunderstorms.

$$

GMZ472-291900-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...Southeast winds 15 to 20 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: Southeast 5 feet at
6 seconds.
.TONIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: South 4 feet at 6 seconds. A slight chance of showers in
the evening, then a chance of showers after midnight.
.SUNDAY...East winds 10 to 15 knots, becoming northeast 15 to
20 knots in the afternoon. Seas 3 to 4 feet. Wave Detail:
Northeast 4 feet at 5 seconds and south 3 feet at 6 seconds.
Showers with a chance of thunderstorms in the morning, then
showers likely with a slight chance of thunderstorms in the
afternoon.
.SUNDAY NIGHT...Northeast winds 20 to 25 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 6 seconds and southwest 2 feet at
6 seconds. A chance of showers.
.MONDAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Showers likely in the morning,
then showers with a chance of thunderstorms in the afternoon.
.MONDAY NIGHT...Northeast winds around 15 knots, becoming
northwest after midnight. Seas 3 to 4 feet. Wave Detail: North
4 feet at 5 seconds and southeast 3 feet at 7 seconds. Showers
with a slight chance of thunderstorms in the evening, then
showers likely after midnight.
.TUESDAY...North winds 15 to 20 knots. Seas 3 to 4 feet. A slight
chance of showers in the morning.
.TUESDAY NIGHT...Northeast winds around 15 knots, diminishing to
around 10 knots after midnight. Seas 2 to 4 feet.
.WEDNESDAY...East winds around 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...East 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.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-291900-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
1209 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...Southeast winds 15 to 20 knots, diminishing to 10 to
15 knots late. Seas 3 to 5 feet, occasionally to 6 feet. Wave
Detail: Southeast 5 feet at 6 seconds.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet. Wave
Detail: Southeast 4 feet at 6 seconds. A slight chance of showers
after midnight.
.SUNDAY...Southeast winds around 10 knots, becoming northeast
with gusts up to 20 knots in the afternoon. Seas 2 to 3 feet.
Wave Detail: Northeast 3 feet at 4 seconds and southeast 3 feet
at 6 seconds. A chance of showers.
.SUNDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 4 feet.
Wave Detail: East 4 feet at 6 seconds and southwest 1 foot at
6 seconds. A chance of showers.
.MONDAY...East winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds. A
chance of showers in the morning, then showers likely with a
slight chance of thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots, becoming west 15 to
20 knots after midnight. Seas 3 to 4 feet. Wave Detail: North
4 feet at 5 seconds and southeast 4 feet at 7 seconds. A slight
chance of thunderstorms. Showers.
.TUESDAY...North winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. A chance of showers in the morning.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to
4 feet.
.WEDNESDAY...East winds around 10 knots. Seas 2 to 3 feet.
.WEDNESDAY NIGHT...East 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.

Winds and seas higher in and near thunderstorms.

$$