National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZUS54 KLCH 142058
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
358 PM CDT Sun Apr 14 2024

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.

GMZ400-150915-
358 PM CDT Sun Apr 14 2024

.SYNOPSIS...
Moderate onshore flow will continue this afternoon and tonight
before strengthening further Monday and Tuesday as an area of
low pressure forms and deepens over the Plains. Small Craft
Advisories will likely be needed Tuesday. Onshore flow will
remain in place through the upcoming week. Precipitation chances
remain negligible until next weekend.


$$

GMZ430-150915-
Sabine Lake-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...South winds around 15 knots. Lake waters
choppy.
.TONIGHT...South winds 10 to 15 knots. Lake waters choppy.
.MONDAY...South winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Lake waters rough.
.MONDAY NIGHT...Southeast winds 15 to 20 knots with gusts up to
25 knots. Lake waters rough.
.TUESDAY...South winds 15 to 20 knots, increasing to 20 to
25 knots in the afternoon. Lake waters very rough.
.TUESDAY NIGHT...South winds 20 to 25 knots, diminishing to 15 to
20 knots after midnight. Lake waters very rough.
.WEDNESDAY...South winds 10 to 15 knots. Lake waters choppy.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
5 to 10 knots after midnight. Lake waters choppy.
.THURSDAY...South winds 5 to 10 knots. Lake waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.

$$

GMZ432-150915-
Calcasieu Lake-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...South winds 15 to 20 knots. Lake waters rough.
.TONIGHT...South winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. Lake waters rough.
.MONDAY...South winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Lake waters rough.
.MONDAY NIGHT...Southeast winds 15 to 20 knots with gusts up to
25 knots. Lake waters rough.
.TUESDAY...South winds 20 to 25 knots with gusts up to 30 knots.
Lake waters very rough.
.TUESDAY NIGHT...South winds 20 to 25 knots with gusts up to
30 knots. Lake waters very rough.
.WEDNESDAY...South winds 10 to 15 knots. Lake waters choppy.
.WEDNESDAY NIGHT...South winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. Lake waters choppy.
.THURSDAY...Southeast winds 5 to 10 knots. Lake waters light
chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.

$$

GMZ435-150915-
Vermilion and West Cote Blanche Bays-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...South winds around 10 knots. Bay waters light
chop.
.TONIGHT...South winds 5 to 10 knots. Bay waters light chop.
.MONDAY...South winds 5 to 10 knots. Bay waters light chop.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
choppy.
.TUESDAY...Southeast winds 10 to 15 knots with gusts up to
25 knots. Bay waters choppy.
.TUESDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Bay waters choppy.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters light chop.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop.
.THURSDAY...Southeast winds around 5 knots, becoming south in the
afternoon. Bay waters light chop.
.THURSDAY NIGHT...South winds around 10 knots, becoming southeast
after midnight. Bay waters light chop.

$$

GMZ436-150915-
Atchafalaya and East Cote Blanche Bays-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...South winds around 10 knots. Bay and inland
waters light chop.
.TONIGHT...South winds 5 to 10 knots. Bay and inland waters light
chop.
.MONDAY...Southeast winds 5 to 10 knots. Bay and inland waters
light chop.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay and inland
waters light chop.
.TUESDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Bay and inland waters choppy.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots, becoming south 5 to 10 knots after midnight. Bay and
inland waters choppy.
.WEDNESDAY...South winds 5 to 10 knots. Bay and inland waters
light chop.
.WEDNESDAY NIGHT...South winds around 10 knots. Bay and inland
waters light chop.
.THURSDAY...Southeast winds around 5 knots, becoming south in the
afternoon. Bay and inland waters light chop.
.THURSDAY NIGHT...Southeast winds around 10 knots, diminishing to
around 5 knots after midnight. Bay and inland waters light chop.

$$

GMZ450-150915-
Coastal waters from Cameron LA to High Island TX out 20 NM-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...South winds 10 to 15 knots. Seas 2 to 3 feet.
.TONIGHT...South winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet.
.MONDAY...South winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. Seas 2 to 3 feet.
.MONDAY NIGHT...Southeast winds 15 to 20 knots, becoming south
20 to 25 knots after midnight. Seas 3 to 4 feet.
.TUESDAY...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 4 feet.
.TUESDAY NIGHT...South winds 20 to 25 knots. Seas 3 to 4 feet.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 4 feet.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet.
.THURSDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet.

$$

GMZ452-150915-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...South winds 10 to 15 knots. Seas around 2 feet.
.TONIGHT...South winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet.
.MONDAY...South winds 10 to 15 knots, becoming southeast 15 to
20 knots in the afternoon. Seas 2 to 3 feet.
.MONDAY NIGHT...Southeast winds 15 to 20 knots, increasing to
20 to 25 knots after midnight. Seas 2 to 4 feet.
.TUESDAY...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 4 feet.
.TUESDAY NIGHT...South winds 20 to 25 knots. Seas 3 to 4 feet.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 4 feet.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet.

$$

GMZ455-150915-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...Southeast winds around 10 knots. Seas around
2 feet.
.TONIGHT...South winds around 10 knots. Seas around 2 feet.
.MONDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.TUESDAY NIGHT...Southeast winds 15 to 20 knots, becoming south
10 to 15 knots after midnight. Seas 2 to 4 feet.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.THURSDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.

$$

GMZ470-150915-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...Southeast winds 10 to 15 knots. Seas 2 to
3 feet.
.TONIGHT...South winds 10 to 15 knots. Seas around 3 feet.
.MONDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
.MONDAY NIGHT...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 5 feet, occasionally to 6 feet.
.TUESDAY...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 4 to 5 feet, occasionally to 6 feet.
.TUESDAY NIGHT...South winds 15 to 20 knots with gusts up to
25 knots. Seas 4 to 6 feet, occasionally to 8 feet.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
4 feet.
.THURSDAY...Southeast winds around 10 knots. Seas 3 to 4 feet.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas around
3 feet.

$$

GMZ472-150915-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...Southeast winds around 10 knots. Seas 2 to
3 feet.
.TONIGHT...South winds around 10 knots. Seas around 3 feet.
.MONDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
.MONDAY NIGHT...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 5 feet, occasionally to 6 feet.
.TUESDAY...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 4 to 5 feet, occasionally to 6 feet.
.TUESDAY NIGHT...South winds 15 to 20 knots with gusts up to
25 knots. Seas 5 to 6 feet, occasionally to 8 feet.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
4 feet.
.THURSDAY...Southeast winds around 10 knots. Seas 3 to 4 feet.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas around
3 feet.

$$

GMZ475-150915-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
358 PM CDT Sun Apr 14 2024

.THIS AFTERNOON...Southeast winds around 10 knots. Seas around
2 feet.
.TONIGHT...Southeast winds around 10 knots. Seas 2 to 3 feet.
.MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 5 feet, occasionally to 6 feet.
.TUESDAY...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 4 to 5 feet, occasionally to 6 feet.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 4 to 5 feet, occasionally to 6 feet.
.WEDNESDAY...Southeast winds around 10 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
4 feet.
.THURSDAY...Southeast winds around 10 knots. Seas 3 to 4 feet.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet.

$$