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FZUS54 KLCH 090819
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
319 AM CDT Wed Apr 9 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.

GMZ400-092215-
319 AM CDT Wed Apr 9 2025

.SYNOPSIS...
High pressure will move off to the east today with light to
modest southerly winds developing that will persist into Thursday.
A weak front will move through the region by Friday, with
offshore winds again developing.

$$

GMZ430-092215-
Sabine Lake-
319 AM CDT Wed Apr 9 2025

.TODAY...Southwest winds around 5 knots, becoming south late this
morning and afternoon. Lake waters light chop.
.TONIGHT...South winds 5 to 10 knots. Lake waters light chop.
.THURSDAY...Southwest winds 5 to 10 knots. Lake waters light
chop.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots, becoming west
after midnight. Lake waters light chop.
.FRIDAY...North winds 5 to 10 knots. Lake waters light chop.
.FRIDAY NIGHT...North winds 5 to 10 knots. Lake waters light
chop.
.SATURDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Lake waters light chop.
.SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.SUNDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. Lake waters choppy.
.SUNDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.

$$

GMZ432-092215-
Calcasieu Lake-
319 AM CDT Wed Apr 9 2025

.TODAY...South winds around 5 knots, increasing to around
10 knots this afternoon. Lake waters light chop.
.TONIGHT...South winds 10 to 15 knots, becoming southwest 5 to
10 knots after midnight. Lake waters choppy.
.THURSDAY...Southwest winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Lake waters choppy.
.THURSDAY NIGHT...Southwest winds 10 to 15 knots, becoming west
after midnight. Lake waters choppy.
.FRIDAY...North winds 5 to 10 knots. Lake waters light chop.
.FRIDAY NIGHT...North winds 5 to 10 knots. Lake waters light
chop.
.SATURDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Lake waters light chop.
.SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.SUNDAY...South winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. Lake waters choppy.
.SUNDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.

$$

GMZ435-092215-
Vermilion and West Cote Blanche Bays-
319 AM CDT Wed Apr 9 2025

.TODAY...North winds around 5 knots, becoming east around 5 knots
late this morning, then becoming south this afternoon. Bay waters
light chop.
.TONIGHT...Southwest winds 5 to 10 knots. Bay waters light chop.
.THURSDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
.THURSDAY NIGHT...West winds around 10 knots. Bay waters light
chop.
.FRIDAY...North winds around 10 knots. Bay waters light chop.
.FRIDAY NIGHT...North winds around 10 knots. Bay waters light
chop.
.SATURDAY...Northeast winds 5 to 10 knots, becoming north in the
afternoon. Bay waters light chop.
.SATURDAY NIGHT...West winds around 5 knots, becoming east after
midnight. Bay waters smooth.
.SUNDAY...Southeast winds 5 to 10 knots, becoming south in the
afternoon. Bay waters light chop.
.SUNDAY NIGHT...South winds around 10 knots. Bay waters light
chop.

$$

GMZ436-092215-
Atchafalaya and East Cote Blanche Bays-
319 AM CDT Wed Apr 9 2025

.TODAY...Northeast winds around 5 knots, becoming southwest this
afternoon. Bay waters light chop.
.TONIGHT...Southwest winds 5 to 10 knots. Bay waters light chop.
.THURSDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
.THURSDAY NIGHT...West winds 5 to 10 knots. Bay waters light
chop.
.FRIDAY...Northwest winds around 10 knots. Bay waters light chop.
.FRIDAY NIGHT...North winds 5 to 10 knots. Bay waters light chop.
.SATURDAY...Northeast winds 5 to 10 knots, becoming northwest in
the afternoon. Bay waters light chop.
.SATURDAY NIGHT...West winds around 5 knots, becoming northeast
after midnight. Bay waters smooth.
.SUNDAY...Southeast winds 5 to 10 knots. Bay waters light chop.
.SUNDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.

$$

GMZ450-092215-
Coastal waters from Cameron LA to High Island TX out 20 NM-
319 AM CDT Wed Apr 9 2025

.TODAY...South winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet this afternoon. Wave Detail: Southwest 1 foot at
3 seconds, becoming south 2 feet at 3 seconds.
.TONIGHT...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds.
.THURSDAY...Southwest winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds.
.THURSDAY NIGHT...Southwest winds 10 to 15 knots. Seas around
2 feet. Wave Detail: Southwest 2 feet at 4 seconds.
.FRIDAY...North winds 5 to 10 knots. Seas around 2 feet in the
morning, then 1 foot or less. Wave Detail: North 2 feet at
3 seconds, becoming north 1 foot at 3 seconds and southwest
1 foot at 4 seconds.
.FRIDAY NIGHT...Northwest winds around 10 knots, becoming
northeast after midnight. Seas 1 foot or less. Wave Detail: North
1 foot at 3 seconds.
.SATURDAY...East winds around 10 knots, becoming southeast in the
afternoon. Seas around 2 feet in the morning, then 1 foot or
less.
.SATURDAY NIGHT...South winds around 10 knots. Seas 1 foot or
less, then around 2 feet after midnight.
.SUNDAY...South winds 10 to 15 knots. Seas around 2 feet.
.SUNDAY NIGHT...South winds around 15 knots. Seas 2 to 3 feet.

$$

GMZ452-092215-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
319 AM CDT Wed Apr 9 2025

.TODAY...Southwest winds around 5 knots, becoming south late this
morning and afternoon. Seas 1 foot or less. Wave Detail: West
1 foot at 3 seconds.
.TONIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 3 seconds.
.THURSDAY...Southwest winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds.
.THURSDAY NIGHT...West winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds.
.FRIDAY...North winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: Northwest 2 feet at 4 seconds.
.FRIDAY NIGHT...Northwest winds 10 to 15 knots, becoming
northeast after midnight. Seas around 2 feet. Wave Detail: North
2 feet at 3 seconds.
.SATURDAY...Northeast winds 10 to 15 knots, becoming southeast
5 to 10 knots in the afternoon. Seas around 2 feet in the
morning, then 1 foot or less.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
.SUNDAY...South winds 10 to 15 knots. Seas around 2 feet.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.

$$

GMZ455-092215-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
319 AM CDT Wed Apr 9 2025

.TODAY...North winds around 5 knots, becoming east late this
morning, then becoming south around 5 knots this afternoon. Seas
1 foot or less.
.TONIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southwest 1 foot at 2 seconds.
.THURSDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southwest 1 foot at 3 seconds.
.THURSDAY NIGHT...West winds 10 to 15 knots. Seas 1 foot or less,
then around 2 feet after midnight. Wave Detail: Southwest 1 foot
at 3 seconds, becoming west 2 feet at 3 seconds.
.FRIDAY...Northwest winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Northwest 2 feet at 3 seconds.
.FRIDAY NIGHT...North winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: North 1 foot at 3 seconds.
.SATURDAY...Northeast winds 5 to 10 knots, becoming north in the
afternoon. Seas around 2 feet in the morning, then 1 foot or
less.
.SATURDAY NIGHT...West winds around 5 knots, becoming south after
midnight. Seas 1 foot or less.
.SUNDAY...South winds 5 to 10 knots. Seas 1 foot or less.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less,
then around 2 feet after midnight.

$$

GMZ470-092215-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
319 AM CDT Wed Apr 9 2025

.TODAY...South winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet this afternoon. Wave Detail: South 1 foot at
3 seconds and southeast 1 foot at 7 seconds, becoming south
1 foot at 3 seconds and southeast 1 foot at 6 seconds.
.TONIGHT...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 3 seconds and southeast 1 foot at
6 seconds.
.THURSDAY...Southwest winds around 10 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds.
.THURSDAY NIGHT...Southwest winds around 10 knots. Seas around
2 feet. Wave Detail: Southwest 2 feet at 4 seconds.
.FRIDAY...North winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas around 2 feet. Wave Detail:
Northwest 2 feet at 4 seconds.
.FRIDAY NIGHT...Northwest winds 5 to 10 knots, becoming north
after midnight. Seas around 2 feet. Wave Detail: North 2 feet at
4 seconds.
.SATURDAY...East winds 5 to 10 knots. Seas around 2 feet.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less,
then around 2 feet after midnight.
.SUNDAY...South winds 10 to 15 knots. Seas around 2 feet.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.

$$

GMZ472-092215-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
319 AM CDT Wed Apr 9 2025

.TODAY...Southwest winds around 5 knots, becoming south late this
morning and early afternoon, then becoming southwest late. Seas
1 foot or less. Wave Detail: West 1 foot at 3 seconds and
southeast 1 foot at 7 seconds.
.TONIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 3 seconds and southeast 1 foot
at 7 seconds.
.THURSDAY...Southwest winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds.
.THURSDAY NIGHT...West winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds.
.FRIDAY...North winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Northwest 2 feet at 4 seconds.
.FRIDAY NIGHT...Northwest winds 10 to 15 knots, becoming north
after midnight. Seas around 2 feet. Wave Detail: North 2 feet at
4 seconds.
.SATURDAY...East winds 5 to 10 knots. Seas around 2 feet.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
.SUNDAY...South winds around 10 knots. Seas around 2 feet.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.

$$

GMZ475-092215-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
319 AM CDT Wed Apr 9 2025

.TODAY...North winds around 5 knots, becoming northeast late this
morning, then becoming southeast around 5 knots early this
afternoon, becoming southwest late. Seas 1 foot or less. Wave
Detail: Northwest 1 foot at 3 seconds and southeast 1 foot at
6 seconds.
.TONIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: West 1 foot at 3 seconds and southeast 1 foot at
6 seconds.
.THURSDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less,
then around 2 feet in the afternoon. Wave Detail: Southwest
1 foot at 3 seconds, becoming southwest 2 feet at 4 seconds.
.THURSDAY NIGHT...West winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds.
.FRIDAY...Northwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Northwest 3 feet at 4 seconds.
.FRIDAY NIGHT...Northwest winds 10 to 15 knots, becoming north
after midnight. Seas 2 to 3 feet. Wave Detail: North 3 feet at
4 seconds.
.SATURDAY...Northeast winds 10 to 15 knots, becoming north 5 to
10 knots in the afternoon. Seas 2 to 3 feet.
.SATURDAY NIGHT...Northwest winds around 5 knots, becoming
southeast after midnight. Seas 1 foot or less.
.SUNDAY...South winds 5 to 10 knots. Seas 1 foot or less.
.SUNDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. Seas around 2 feet.

$$