Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 211529
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
1029 AM CDT Fri Jun 21 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.

GMZ400-220415-
1029 AM CDT Fri Jun 21 2024

.SYNOPSIS...
Winds and seas will gradually diminish today as the pressure
gradient relaxes. Winds will gradually become more southeast to
south by late in the weekend into early next week. Scattered
showers and isolated thunderstorms will be possible this
afternoon. High pressure aloft will limit precipitation chances
Saturday through early next week.

$$

GMZ430-220415-
Sabine Lake-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East winds around 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots, becoming east after
midnight. Lake waters light chop. A slight chance of showers and
thunderstorms in the evening.
.SATURDAY...East winds 5 to 10 knots. Lake waters light chop.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots, diminishing to
around 5 knots after midnight. Lake waters light chop.
.SUNDAY...East winds around 5 knots, becoming southeast in the
afternoon. Lake waters light chop. A slight chance of showers and
thunderstorms in the afternoon.
.SUNDAY NIGHT...South winds 5 to 10 knots, diminishing to around
5 knots after midnight. Lake waters light chop.
.MONDAY...South winds around 5 knots, increasing to 5 to 10 knots
in the afternoon. Lake waters light chop. A slight chance of
showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.TUESDAY...Southwest winds around 5 knots, becoming south in the
afternoon. Lake waters light chop. A slight chance of showers and
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-220415-
Calcasieu Lake-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East winds around 10 knots, becoming southeast
late. Lake waters light chop. A slight chance of showers and
thunderstorms this afternoon.
.TONIGHT...Southeast winds 5 to 10 knots, becoming east after
midnight. Lake waters light chop. A chance of thunderstorms with
a slight chance of showers in the evening.
.SATURDAY...Northeast winds 5 to 10 knots, becoming southeast in
the afternoon. Lake waters light chop.
.SATURDAY NIGHT...South winds 5 to 10 knots, diminishing to
around 5 knots after midnight. Lake waters light chop.
.SUNDAY...East winds around 5 knots, becoming south in the
afternoon. Lake waters light chop. A slight chance of showers and
thunderstorms in the afternoon.
.SUNDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.MONDAY...South winds around 5 knots, increasing to 5 to 10 knots
in the afternoon. Lake waters light chop. A slight chance of
showers and thunderstorms in the morning, then a chance of
showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.TUESDAY...South winds 5 to 10 knots. Lake waters light chop. A
slight chance of showers and thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-220415-
Vermilion and West Cote Blanche Bays-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East winds around 10 knots. Bay waters light
chop. A chance of showers and thunderstorms this afternoon.
.TONIGHT...Southeast winds 5 to 10 knots, becoming east after
midnight. Bay waters light chop. A chance of showers and
thunderstorms in the evening.
.SATURDAY...Northeast winds around 5 knots, becoming southeast in
the afternoon. Bay waters light chop.
.SATURDAY NIGHT...South winds 5 to 10 knots, diminishing to
around 5 knots after midnight. Bay waters light chop.
.SUNDAY...East winds around 5 knots, becoming south in the
afternoon. Bay waters light chop. A slight chance of showers and
thunderstorms in the afternoon.
.SUNDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop.
.MONDAY...Southwest winds around 5 knots, becoming south in the
afternoon. Bay waters light chop. A chance of showers and
thunderstorms in the afternoon.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters light
chop.
.TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
A slight chance of showers and thunderstorms in the morning, then
a chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-220415-
Atchafalaya and East Cote Blanche Bays-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East winds around 10 knots. Bay waters light
chop. A chance of showers and thunderstorms this afternoon.
.TONIGHT...East winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms in the evening.
.SATURDAY...Northeast winds around 5 knots, becoming southeast in
the afternoon. Bay waters light chop.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots, diminishing to
around 5 knots after midnight. Bay waters light chop.
.SUNDAY...East winds around 5 knots, becoming south around
5 knots in the afternoon. Bay waters smooth. A slight chance of
showers. A slight chance of thunderstorms in the afternoon.
.SUNDAY NIGHT...South winds around 5 knots. Bay waters smooth.
.MONDAY...Southwest winds around 5 knots. Bay waters smooth. A
slight chance of showers and thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A slight chance of showers and thunderstorms after
midnight.
.TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
A slight chance of showers and thunderstorms in the morning, then
a chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-220415-
Coastal waters from Cameron LA to High Island TX out 20 NM-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East winds around 15 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 5 seconds. A chance of showers late
this morning, then a slight chance of showers early this
afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 4 seconds and southeast 3 feet at
7 seconds.
.SATURDAY...East winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 4 seconds and southeast 2 feet at
7 seconds.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 4 seconds and southeast
2 feet at 7 seconds.
.SUNDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds. A slight chance of showers
and thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds and southeast 2 feet
at 8 seconds.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. A slight
chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 10 to 15 knots. Seas around 2 feet. A
chance of showers and thunderstorms, mainly in the morning.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-220415-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East winds 10 to 15 knots. Seas 2 to 4 feet.
Wave Detail: Southeast 3 feet at 5 seconds and south 1 foot at
8 seconds. A slight chance of showers late this morning. A slight
chance of showers and thunderstorms late.
.TONIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers and thunderstorms in the evening.
.SATURDAY...East winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 4 seconds and southeast 2 feet at
7 seconds.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 3 seconds.
.SUNDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 8 seconds. A slight chance of showers
and thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 8 seconds.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. A chance
of showers. A slight chance of thunderstorms in the morning, then
a chance of thunderstorms in the afternoon.
.MONDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-220415-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: East 2 feet at 3 seconds. A slight chance of showers
and thunderstorms this afternoon.
.TONIGHT...East winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast
2 feet at 3 seconds. A slight chance of showers and thunderstorms
in the evening.
.SATURDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 1 foot at 2 seconds. A slight chance of showers in
the afternoon.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to
2 feet. Wave Detail: Southeast 1 foot at 2 seconds.
.SUNDAY...Southeast winds around 5 knots. Seas 1 to 2 feet. A
slight chance of showers. A slight chance of thunderstorms in the
afternoon.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. A
slight chance of showers and thunderstorms after midnight.
.MONDAY...South winds around 5 knots. Seas 1 to 2 feet in the
morning, then 1 foot or less. A chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms after midnight.
.TUESDAY...Southwest winds around 5 knots. Seas 1 to 2 feet in
the morning, then 1 foot or less. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less, then around 2 feet after midnight. 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.

$$

GMZ470-220415-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East winds around 15 knots with gusts up to
20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail:
Southeast 5 feet at 8 seconds and south 2 feet at 8 seconds. A
slight chance of showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Southeast 5 feet at
8 seconds and south 1 foot at 7 seconds.
.SATURDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 4 feet at 7 seconds. A slight chance of showers
in the afternoon.
.SATURDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
4 feet. Wave Detail: Southeast 4 feet at 7 seconds. A slight
chance of showers after midnight.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet. Wave
Detail: Southeast 3 feet at 7 seconds. A slight chance of
thunderstorms. A chance of showers, mainly in the morning.
.SUNDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
4 feet. Wave Detail: Southeast 3 feet at 8 seconds. A slight
chance of showers and thunderstorms after midnight.
.MONDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A slight
chance of thunderstorms. A chance of showers, mainly in the
morning.
.MONDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms, mainly in the morning.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-220415-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: Southeast 6 feet at
8 seconds and south 1 foot at 8 seconds. A slight chance of
showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds. A
slight chance of showers and thunderstorms in the evening.
.SATURDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 4 feet at 7 seconds. A slight chance of
showers.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight. Seas 3 to 4 feet. Wave Detail:
Southeast 4 feet at 7 seconds. A slight chance of showers after
midnight.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 4 feet at 8 seconds. A slight chance of
thunderstorms. A chance of showers, mainly in the morning.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 3 feet at 8 seconds. A slight chance of
showers and thunderstorms after midnight.
.MONDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A slight
chance of thunderstorms. A chance of showers, mainly in the
morning.
.MONDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms, mainly in the morning.
.TUESDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-220415-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
1029 AM CDT Fri Jun 21 2024

.REST OF TODAY...East 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 7 seconds and south 1 foot at 8 seconds. A
slight chance of showers this afternoon.
.TONIGHT...East winds 10 to 15 knots with gusts up to 20 knots.
Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast
5 feet at 7 seconds and southwest 1 foot at 8 seconds.
.SATURDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 4 feet at 7 seconds. A slight chance of showers
in the morning, then a chance of showers with a slight chance of
thunderstorms in the afternoon.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to
4 feet. Wave Detail: Southeast 4 feet at 7 seconds. A slight
chance of showers.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet. Wave
Detail: Southeast 4 feet at 8 seconds. A chance of showers with a
slight chance of thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 7 seconds. A slight chance of showers and
thunderstorms after midnight.
.MONDAY...South winds around 5 knots. Seas 2 to 3 feet. A slight
chance of thunderstorms. A chance of showers, mainly in the
morning.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A slight
chance of thunderstorms. A chance of showers, mainly in the
morning.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$