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FZUS54 KLCH 080607
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
1207 AM CST Mon Dec 8 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.

GMZ400-081900-
1207 AM CST Mon Dec 8 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...

Strong offshore winds sustained at 20 to 25 knots with gusts to
30 knots will persist until late Monday as the post-front gradient
relaxes. Winds quickly fall overnight into Tuesday with high
pressure developing overhead. This high moves east quickly into
Wednesday with a return to onshore flow

$$

GMZ430-081900-
Sabine Lake-
1207 AM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM NOON CST TODAY
THROUGH THIS AFTERNOON...

.TODAY...North winds 15 to 20 knots, diminishing to 10 to
15 knots with gusts up to 20 knots late this morning and
afternoon. Lake waters rough.
.TONIGHT...Northeast winds 5 to 10 knots. Lake waters light chop.
.TUESDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Lake waters light chop.
.TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.WEDNESDAY...Southwest winds 5 to 10 knots. Lake waters light
chop.
.WEDNESDAY NIGHT...South winds 5 to 10 knots, becoming northeast
after midnight. Lake waters light chop.
.THURSDAY...East winds 5 to 10 knots, becoming south in the
afternoon. Lake waters light chop.
.THURSDAY NIGHT...South winds around 5 knots. Lake waters smooth.
.FRIDAY...East winds 5 to 10 knots. Lake waters light chop.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Lake waters
choppy.

$$

GMZ432-081900-
Calcasieu Lake-
1207 AM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM NOON CST TODAY
THROUGH THIS AFTERNOON...

.TODAY...North winds 15 to 20 knots, diminishing to 10 to
15 knots late. Lake waters rough.
.TONIGHT...Northeast winds 5 to 10 knots. Lake waters light chop.
.TUESDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Lake waters light chop.
.TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.WEDNESDAY...Southwest winds 10 to 15 knots. Lake waters choppy.
.WEDNESDAY NIGHT...South winds around 10 knots, becoming
northwest after midnight. Lake waters light chop.
.THURSDAY...Southeast winds 5 to 10 knots, becoming south in the
afternoon. Lake waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.FRIDAY...Southeast winds 5 to 10 knots, becoming east in the
afternoon. Lake waters light chop. A chance of sprinkles in the
morning.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Lake waters
choppy.

$$

GMZ435-081900-
Vermilion and West Cote Blanche Bays-
1207 AM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM NOON CST TODAY
THROUGH THIS AFTERNOON...

.TODAY...North winds 20 to 25 knots with gusts up to 30 knots,
diminishing to 15 to 20 knots with gusts up to 25 knots late this
morning and afternoon. Bay waters very rough.
.TONIGHT...Northeast winds 10 to 15 knots. Bay waters choppy.
.TUESDAY...Northeast winds 5 to 10 knots, becoming southeast in
the afternoon. Bay waters light chop.
.TUESDAY NIGHT...South winds around 5 knots, increasing to 5 to
10 knots after midnight. Bay waters light chop.
.WEDNESDAY...Southwest winds 5 to 10 knots. Bay waters light
chop.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots, becoming
northwest after midnight. Bay waters light chop. A chance of
sprinkles.
.THURSDAY...East winds 5 to 10 knots, becoming south in the
afternoon. Bay waters light chop.
.THURSDAY NIGHT...South winds around 5 knots. Bay waters smooth.
A chance of sprinkles after midnight.
.FRIDAY...South winds 5 to 10 knots, becoming northeast in the
afternoon. Bay waters light chop. A slight chance of
thunderstorms in the morning. A chance of sprinkles.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots, increasing to
10 to 15 knots after midnight. Bay waters choppy.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-081900-
Atchafalaya and East Cote Blanche Bays-
1207 AM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM NOON CST TODAY
THROUGH THIS AFTERNOON...

.TODAY...North winds 15 to 20 knots, diminishing to 10 to
15 knots late. Bay waters rough.
.TONIGHT...North winds 10 to 15 knots, becoming northeast 5 to
10 knots after midnight. Bay waters choppy.
.TUESDAY...Northeast winds 5 to 10 knots, becoming southeast in
the afternoon. Bay waters light chop.
.TUESDAY NIGHT...South winds around 5 knots, increasing to 5 to
10 knots after midnight. Bay waters light chop.
.WEDNESDAY...Southwest winds 5 to 10 knots. Bay waters light
chop.
.WEDNESDAY NIGHT...Southwest winds around 5 knots, becoming west
after midnight. Bay waters smooth. A chance of sprinkles after
midnight.
.THURSDAY...East winds around 5 knots, becoming south in the
afternoon. Bay waters smooth. A chance of sprinkles in the
morning.
.THURSDAY NIGHT...South winds around 5 knots. Bay waters smooth.
A slight chance of showers in the evening, then a chance of
sprinkles after midnight.
.FRIDAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of showers with a slight chance of thunderstorms in the
morning, then a chance of sprinkles in the afternoon.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters light
chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-081900-
Coastal waters from Cameron LA to High Island TX out 20 NM-
1207 AM CST Mon Dec 8 2025

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

.TODAY...North winds 20 to 25 knots with gusts up to 30 knots,
diminishing to 15 to 20 knots with gusts up to 25 knots late this
morning and afternoon. Seas 2 to 4 feet. Wave Detail: North
3 feet at 4 seconds.
.TONIGHT...Northeast winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Northeast 2 feet at 4 seconds.
.TUESDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Seas around 2 feet in the morning, then 1 foot or
less. Wave Detail: East 2 feet at 4 seconds, becoming east 1 foot
at 4 seconds.
.TUESDAY NIGHT...South winds 5 to 10 knots, becoming southwest
10 to 15 knots after midnight. Seas 1 foot or less, then around
2 feet after midnight. Wave Detail: Southeast 1 foot at
3 seconds, becoming south 2 feet at 3 seconds.
.WEDNESDAY...Southwest winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 4 seconds. A chance of
sprinkles.
.THURSDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
A chance of sprinkles after midnight.
.FRIDAY...South winds around 10 knots, becoming east in the
afternoon. Seas 2 to 3 feet. A chance of sprinkles with a slight
chance of thunderstorms in the morning, then a slight chance of
showers in the afternoon.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-081900-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1207 AM CST Mon Dec 8 2025

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

.TODAY...North winds 20 to 25 knots with gusts up to 30 knots,
diminishing to 15 to 20 knots with gusts up to 25 knots this
afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
North 3 feet at 3 seconds.
.TONIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. Seas 2 to 3 feet. Wave Detail: North
3 feet at 3 seconds.
.TUESDAY...Northeast winds 10 to 15 knots, becoming southeast
around 5 knots in the afternoon. Seas around 2 feet in the
morning, then 1 foot or less. Wave Detail: East 1 foot at
3 seconds.
.TUESDAY NIGHT...South winds 5 to 10 knots, becoming southwest
10 to 15 knots after midnight. Seas 1 foot or less, then around
2 feet after midnight. Wave Detail: South 1 foot at 2 seconds,
becoming south 2 feet at 3 seconds.
.WEDNESDAY...Southwest winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
after midnight. Seas around 2 feet. Wave Detail: Southwest 2 feet
at 4 seconds. A chance of sprinkles.
.THURSDAY...East winds 5 to 10 knots, becoming south in the
afternoon. Seas 2 to 3 feet.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
A slight chance of showers in the evening, then a chance of
sprinkles after midnight.
.FRIDAY...South winds around 10 knots, becoming east in the
afternoon. Seas 2 to 4 feet. A chance of showers with a slight
chance of thunderstorms in the morning, then a chance of
sprinkles in the afternoon.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-081900-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
1207 AM CST Mon Dec 8 2025

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

.TODAY...North winds 20 to 25 knots with gusts up to 30 knots,
diminishing to 15 to 20 knots with gusts up to 25 knots this
afternoon. Seas 2 to 3 feet. Wave Detail: North 2 feet at
3 seconds.
.TONIGHT...North winds 15 to 20 knots, becoming northeast 10 to
15 knots after midnight. Seas around 2 feet. Wave Detail: North
2 feet at 3 seconds.
.TUESDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Seas 1 to 2 feet in the morning, then 1 foot or less.
Wave Detail: Northeast 1 foot at 3 seconds, becoming east 1 foot
at 2 seconds.
.TUESDAY NIGHT...Southeast winds around 5 knots, becoming south
after midnight. Seas 1 foot or less. Wave Detail: South 1 foot at
2 seconds.
.WEDNESDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southwest 1 foot at 3 seconds.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
after midnight. Seas 1 foot or less. Wave Detail: Southwest
1 foot at 3 seconds.
.THURSDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Seas around 2 feet. A chance of sprinkles in the
morning.
.THURSDAY NIGHT...South winds around 5 knots. Seas around 2 feet.
A slight chance of showers in the evening, then a chance of
showers after midnight.
.FRIDAY...South winds 5 to 10 knots, becoming east in the
afternoon. Seas around 2 feet. A slight chance of thunderstorms.
A slight chance of showers in the morning, then a chance of
showers in the afternoon.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots, increasing to
10 to 15 knots after midnight. Seas 2 to 3 feet. A slight chance
of showers.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-081900-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
1207 AM CST Mon Dec 8 2025

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

.TODAY...North winds 20 to 25 knots with gusts up to 30 knots,
diminishing to 15 to 20 knots late. Seas 5 to 7 feet,
occasionally to 9 feet. Wave Detail: North 5 feet at 5 seconds.
.TONIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. Seas 2 to 4 feet. Wave Detail: Northeast
3 feet at 5 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 2 feet at 4 seconds.
.TUESDAY NIGHT...South winds 5 to 10 knots, becoming southwest
10 to 15 knots after midnight. Seas around 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds.
.WEDNESDAY...Southwest winds around 10 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds and east 1 foot at
4 seconds.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: Southwest 3 feet at 5 seconds. A chance of
sprinkles.
.THURSDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A chance
of sprinkles in the morning.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. A
chance of sprinkles after midnight.
.FRIDAY...South winds around 10 knots, becoming east in the
afternoon. Seas 2 to 3 feet, building to 4 to 5 feet,
occasionally to 6 feet in the afternoon. A slight chance of
showers and thunderstorms in the morning, then a chance of
sprinkles in the afternoon.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 5 to 7 feet,
occasionally to 9 feet, building to 6 to 9 feet, occasionally to
11 feet after midnight. A slight chance of showers.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-081900-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
1207 AM CST Mon Dec 8 2025

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

.TODAY...North winds 20 to 25 knots with gusts up to 30 knots,
diminishing to 15 to 20 knots late. Seas 5 to 8 feet,
occasionally to 10 feet, subsiding to 4 to 6 feet, occasionally
to 8 feet this afternoon. Wave Detail: North 6 feet at 5 seconds,
becoming north 5 feet at 5 seconds.
.TONIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. Seas 3 to 5 feet, occasionally to
6 feet. Wave Detail: Northeast 4 feet at 5 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 2 feet at 4 seconds.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming
southwest 10 to 15 knots after midnight. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds.
.WEDNESDAY...Southwest winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds and east 1 foot at
4 seconds.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: Southwest 3 feet at 5 seconds. A chance of
sprinkles.
.THURSDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A chance
of sprinkles.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. A
chance of showers in the evening, then a chance of sprinkles with
a slight chance of thunderstorms after midnight.
.FRIDAY...South winds around 10 knots, becoming east in the
afternoon. Seas 2 to 3 feet, building to 3 to 5 feet,
occasionally to 6 feet in the afternoon. A slight chance of
showers and thunderstorms in the morning, then a chance of
showers in the afternoon.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 5 to 8 feet,
occasionally to 10 feet. A slight chance of showers.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-081900-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
1207 AM CST Mon Dec 8 2025

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

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

Winds and seas higher in and near thunderstorms.

$$