Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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Coastal Waters Forecast...UPDATED
National Weather Service Lake Charles LA
954 AM CDT Tue May 7 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.

GMZ400-080315-
954 AM CDT Tue May 7 2024

.SYNOPSIS...
A light to moderate onshore flow and seas of two to four feet
will prevail today and tomorrow. A cold front will push through
the coastal waters Thursday night accompanied by isolated showers
and thunderstorms. Offshore flow will develop behind the front
Friday through the weekend.

$$

GMZ430-080315-
Sabine Lake-
954 AM CDT Tue May 7 2024

.REST OF TODAY...South winds around 10 knots. Lake waters light
chop.
.TONIGHT...South winds 5 to 10 knots. Lake waters light chop.
.WEDNESDAY...South winds around 10 knots with gusts up to
20 knots. Lake waters light chop.
.WEDNESDAY NIGHT...South winds 5 to 10 knots with gusts up to
20 knots. Lake waters light chop.
.THURSDAY...South winds 5 to 10 knots. Lake waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots, becoming northwest
with gusts up to 20 knots after midnight. Lake waters light chop.
.FRIDAY...North winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. Lake waters choppy.
.FRIDAY NIGHT...North winds around 10 knots. Lake waters light
chop.
.SATURDAY...Northeast winds around 10 knots. Lake waters light
chop.
.SATURDAY NIGHT...Northeast winds around 5 knots. Lake waters
smooth.

$$

GMZ432-080315-
Calcasieu Lake-
954 AM CDT Tue May 7 2024

.REST OF TODAY...South winds 10 to 15 knots with gusts up to
20 knots. Lake waters choppy.
.TONIGHT...South winds 10 to 15 knots. Lake waters choppy.
.WEDNESDAY...South winds around 10 knots with gusts up to
25 knots. Lake waters light chop.
.WEDNESDAY NIGHT...South winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. Gusts up to 25 knots. Lake waters
choppy.
.THURSDAY...South winds 5 to 10 knots. Lake waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots, becoming west after
midnight. Lake waters light chop. A slight chance of showers and
thunderstorms in the evening.
.FRIDAY...North winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. Lake waters choppy.
.FRIDAY NIGHT...North winds around 10 knots. Lake waters light
chop.
.SATURDAY...Northeast winds around 10 knots. Lake waters light
chop.
.SATURDAY NIGHT...Northeast winds around 5 knots. Lake waters
smooth.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-080315-
Vermilion and West Cote Blanche Bays-
954 AM CDT Tue May 7 2024

.REST OF TODAY...South winds around 10 knots. Bay waters light
chop.
.TONIGHT...South winds around 10 knots. Bay waters light chop.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Bay waters choppy.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Bay waters choppy.
.THURSDAY...South winds around 10 knots. Bay waters light chop.
.THURSDAY NIGHT...South winds around 10 knots, becoming southwest
after midnight. Bay waters light chop. A slight chance of showers
and thunderstorms.
.FRIDAY...North winds 5 to 10 knots. Bay waters light chop.
.FRIDAY NIGHT...North winds around 10 knots. Bay waters light
chop.
.SATURDAY...Northeast winds 5 to 10 knots. Bay waters light chop.
.SATURDAY NIGHT...Northeast winds around 5 knots. Bay waters
smooth.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-080315-
Atchafalaya and East Cote Blanche Bays-
954 AM CDT Tue May 7 2024

.REST OF TODAY...South winds around 10 knots. Bay waters light
chop.
.TONIGHT...South winds around 10 knots. Bay waters light chop.
.WEDNESDAY...South winds 10 to 15 knots. Bay waters choppy.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Bay waters choppy.
.THURSDAY...South winds 5 to 10 knots. Bay waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms after
midnight.
.FRIDAY...Northwest winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...North winds around 10 knots. Bay waters light
chop.
.SATURDAY...Northeast winds around 10 knots, becoming east in the
afternoon. Bay waters light chop.
.SATURDAY NIGHT...Northwest winds around 5 knots, becoming
northeast after midnight. Bay waters light chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-080315-
Coastal waters from Cameron LA to High Island TX out 20 NM-
954 AM CDT Tue May 7 2024

.REST OF TODAY...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 6 seconds.
.TONIGHT...South winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
6 seconds.
.WEDNESDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
6 seconds.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 7 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots, becoming west after
midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at
4 seconds and south 2 feet at 7 seconds.
.FRIDAY...North winds 10 to 15 knots. Seas 2 to 3 feet.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.

$$

GMZ452-080315-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
954 AM CDT Tue May 7 2024

.REST OF TODAY...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
6 seconds.
.TONIGHT...South winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at
6 seconds.
.WEDNESDAY NIGHT...South winds 15 to 20 knots, diminishing to
10 to 15 knots after midnight. Seas 2 to 4 feet. Wave Detail:
South 4 feet at 6 seconds.
.THURSDAY...South winds 5 to 10 knots, becoming southeast 10 to
15 knots with gusts up to 20 knots in the afternoon. Seas 2 to
3 feet. Wave Detail: South 3 feet at 7 seconds.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots, becoming southwest 5 to 10 knots after midnight. Seas
2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. A slight
chance of showers and thunderstorms after midnight.
.FRIDAY...North winds 10 to 15 knots. Seas 2 to 3 feet.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-080315-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
954 AM CDT Tue May 7 2024

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas around
2 feet. Wave Detail: South 2 feet at 3 seconds and south 2 feet
at 6 seconds.
.TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 3 seconds.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at
3 seconds.
.WEDNESDAY NIGHT...South winds 15 to 20 knots, diminishing to
10 to 15 knots after midnight. Seas 2 to 3 feet. Wave Detail:
South 2 feet at 3 seconds.
.THURSDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 6 seconds and south 1 foot at 2 seconds.
.THURSDAY NIGHT...South winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail:
South 2 feet at 3 seconds and south 2 feet at 7 seconds. A slight
chance of showers and thunderstorms after midnight.
.FRIDAY...North winds 5 to 10 knots. Seas around 2 feet. A slight
chance of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas around
2 feet. A slight chance of showers after midnight.
.SATURDAY...Northeast winds 10 to 15 knots, becoming east 5 to
10 knots in the afternoon. Seas around 2 feet.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
A slight chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-080315-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
954 AM CDT Tue May 7 2024

.REST OF TODAY...South winds around 10 knots. Seas 3 to 4 feet.
Wave Detail: South 4 feet at 7 seconds.
.TONIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: South 4 feet at 6 seconds.
.WEDNESDAY...South winds around 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at
6 seconds.
.WEDNESDAY NIGHT...South winds 10 to 15 knots with gusts up to
25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
South 4 feet at 6 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: South 4 feet at 7 seconds.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots, becoming southwest 5 to 10 knots after midnight. Seas
3 to 4 feet. Wave Detail: South 4 feet at 7 seconds.
.FRIDAY...North winds 10 to 15 knots. Seas 3 to 4 feet.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
.SATURDAY NIGHT...East winds around 10 knots. Seas 2 to 3 feet. A
slight chance of showers after midnight.

$$

GMZ472-080315-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
954 AM CDT Tue May 7 2024

.REST OF TODAY...South winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: South 4 feet at 6 seconds.
.TONIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 4 feet at 6 seconds.
.WEDNESDAY...South winds around 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at
6 seconds.
.WEDNESDAY NIGHT...South winds 15 to 20 knots with gusts up to
25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail:
South 5 feet at 6 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: South 4 feet at 7 seconds.
.THURSDAY NIGHT...South winds 10 to 15 knots, becoming southwest
5 to 10 knots after midnight. Seas 3 to 4 feet. Wave Detail:
South 4 feet at 7 seconds.
.FRIDAY...North winds 10 to 15 knots. Seas 3 to 4 feet.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers after midnight.

$$

GMZ475-080315-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
954 AM CDT Tue May 7 2024

.REST OF TODAY...South winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 4 feet at 6 seconds.
.TONIGHT...South winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 6 seconds.
.WEDNESDAY...South winds around 15 knots with gusts up to
25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
South 5 feet at 6 seconds.
.WEDNESDAY NIGHT...South winds 15 to 20 knots with gusts up to
25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail:
South 5 feet at 6 seconds.
.THURSDAY...South winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds.
.THURSDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
South 5 feet at 7 seconds.
.FRIDAY...Northwest winds around 10 knots, becoming north in the
afternoon. Seas 3 to 4 feet. A slight chance of showers and
thunderstorms in the morning.
.FRIDAY NIGHT...North winds around 10 knots, becoming northeast
after midnight. Seas 3 to 4 feet. A slight chance of showers
after midnight.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet. A
slight chance of showers and thunderstorms in the morning.
.SATURDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$