Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 131919
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
219 PM CDT Sat Jul 13 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.

GMZ400-140815-
219 PM CDT Sat Jul 13 2024

.SYNOPSIS...
A generally calm marine pattern will continue through the weekend
and into next week. Light onshore winds and low seas are expected
through the weekend and into early next week. Isolated to
scattered showers and storms will be possible, mainly from late
night into early afternoon. Locally higher waves/winds may occur
with any stronger storms.

$$

GMZ430-140815-
Sabine Lake-
219 PM CDT Sat Jul 13 2024

.TONIGHT...South winds around 5 knots until early morning,
becoming light and variable. Lake waters smooth. A chance of
showers with a slight chance of thunderstorms early this evening.
.SUNDAY...Light and variable winds, becoming south around 5 knots
in the afternoon. Lake waters smooth. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth. A chance of showers and thunderstorms in the evening.
.MONDAY...Southwest winds around 5 knots. Lake waters smooth. A
slight chance of showers and thunderstorms.
.MONDAY NIGHT...South winds around 5 knots. Lake waters smooth.
.TUESDAY...South winds around 5 knots. Lake waters smooth. A
slight chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds around 5 knots. Lake waters smooth.
.WEDNESDAY...South winds around 5 knots. Lake waters smooth. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth.
.THURSDAY...Light and variable winds, becoming southwest around
5 knots in the afternoon. Lake waters smooth. A chance of showers
and thunderstorms.
.THURSDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-140815-
Calcasieu Lake-
219 PM CDT Sat Jul 13 2024

.TONIGHT...Southwest winds around 5 knots. Lake waters smooth. A
chance of showers with a slight chance of thunderstorms early
this evening.
.SUNDAY...Light and variable winds, becoming southwest around
5 knots in the afternoon. Lake waters smooth. A chance of
thunderstorms. A chance of showers in the morning, then showers
likely in the afternoon.
.SUNDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth. A chance of showers and thunderstorms in the evening.
.MONDAY...Southwest winds around 5 knots, becoming south in the
afternoon. Lake waters light chop. 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. 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.
.WEDNESDAY...Southwest winds around 5 knots, becoming south in
the afternoon. Lake waters light chop. A chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters
light chop. A slight chance of showers after midnight.
.THURSDAY...West winds around 5 knots. Lake waters smooth. A
chance of showers and thunderstorms in the morning, then showers
and thunderstorms likely in the afternoon.
.THURSDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-140815-
Vermilion and West Cote Blanche Bays-
219 PM CDT Sat Jul 13 2024

.TONIGHT...Southwest winds around 5 knots. Bay waters smooth. A
chance of showers with a slight chance of thunderstorms early
this evening.
.SUNDAY...Light and variable winds, becoming southwest around
5 knots in the afternoon. Bay waters smooth. A chance of showers
and thunderstorms.
.SUNDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A chance of showers and thunderstorms in the evening.
.MONDAY...Light and variable winds, becoming southwest around
5 knots in the afternoon. Bay waters smooth. A chance of showers
and thunderstorms.
.MONDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth.
.TUESDAY...South winds around 5 knots. Bay waters smooth. A
chance of showers. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds around 5 knots. Bay waters smooth. A
slight chance of showers and thunderstorms after midnight.
.WEDNESDAY...Southwest winds around 5 knots. Bay waters smooth. A
chance of showers and thunderstorms in the morning, then showers
and thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A chance of showers with a slight chance of thunderstorms
after midnight.
.THURSDAY...West winds around 5 knots. Bay waters smooth. Showers
likely with a chance of thunderstorms in the morning, then
showers with thunderstorms likely in the afternoon.
.THURSDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-140815-
Atchafalaya and East Cote Blanche Bays-
219 PM CDT Sat Jul 13 2024

.TONIGHT...Southwest winds around 5 knots. Bay waters smooth. A
chance of showers with a slight chance of thunderstorms early
this evening.
.SUNDAY...Northwest winds around 5 knots, becoming southwest in
the afternoon. Bay waters smooth. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A chance of showers and thunderstorms, mainly in the
evening.
.MONDAY...Southwest winds around 5 knots. Bay waters smooth. A
chance of showers and thunderstorms.
.MONDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A slight chance of showers and thunderstorms after
midnight.
.TUESDAY...South winds around 5 knots. Bay waters smooth. A
chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds around 5 knots. Bay waters smooth. A
slight chance of showers and thunderstorms after midnight.
.WEDNESDAY...Southwest winds around 5 knots. Bay waters smooth. A
chance of showers and thunderstorms in the morning, then showers
and thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...South winds around 5 knots. Bay waters smooth.
A chance of showers and thunderstorms after midnight.
.THURSDAY...West winds around 5 knots. Bay waters smooth. Showers
likely with a chance of thunderstorms in the morning, then
showers with thunderstorms likely in the afternoon.
.THURSDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A slight chance of showers and thunderstorms in the
evening, then showers likely with a chance of thunderstorms after
midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-140815-
Coastal waters from Cameron LA to High Island TX out 20 NM-
219 PM CDT Sat Jul 13 2024

.TONIGHT...South winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 4 seconds. A chance of showers with a
slight chance of thunderstorms early this evening. A slight
chance of showers late.
.SUNDAY...Southwest winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: South 1 foot at 3 seconds. A slight chance of
showers and thunderstorms in the evening.
.MONDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 3 seconds. A slight chance of
showers and thunderstorms.
.MONDAY NIGHT...South winds around 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 3 seconds.
.TUESDAY...South winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 4 seconds. A slight chance of showers and
thunderstorms.
.TUESDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms after midnight.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms after midnight.
.THURSDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less, then around 2 feet after midnight. A chance of showers and
thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-140815-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
219 PM CDT Sat Jul 13 2024

.TONIGHT...Southwest winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds. A chance of showers with
a slight chance of thunderstorms early this evening.
.SUNDAY...West winds around 5 knots, becoming southwest in the
afternoon. Seas 1 foot or less. Wave Detail: South 1 foot at
4 seconds. A chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: Southwest 1 foot at 3 seconds. A slight chance
of showers and thunderstorms in the evening.
.MONDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds. A chance of showers and
thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southwest 1 foot at 3 seconds.
.TUESDAY...South winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Southwest 1 foot at 3 seconds. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less,
then around 2 feet after midnight. A slight chance of showers and
thunderstorms after midnight.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
chance of thunderstorms. Showers likely, mainly in the morning.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
A chance of showers with a slight chance of thunderstorms after
midnight.
.THURSDAY...Southwest winds around 5 knots. Seas around 2 feet in
the morning, then 1 foot or less. Showers likely with a chance of
thunderstorms.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less. A slight chance of showers and thunderstorms in the
evening, then showers likely with a chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-140815-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
219 PM CDT Sat Jul 13 2024

.TONIGHT...Southwest winds around 5 knots. Seas 1 foot or less. A
chance of showers with a slight chance of thunderstorms early
this evening.
.SUNDAY...Northwest winds around 5 knots, becoming southwest in
the afternoon. Seas 1 foot or less. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. A slight chance of showers and thunderstorms.
.MONDAY...Southwest winds around 5 knots. Seas 1 foot or less. A
chance of showers and thunderstorms.
.MONDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 3 seconds. A slight chance of
showers and thunderstorms after midnight.
.TUESDAY...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 3 seconds. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
A chance of showers and thunderstorms after midnight.
.WEDNESDAY...South winds around 5 knots. Seas 1 foot or less. A
chance of thunderstorms. Showers likely, mainly in the morning.
.WEDNESDAY NIGHT...South winds around 5 knots. Seas 1 foot or
less. A chance of showers and thunderstorms after midnight.
.THURSDAY...West winds around 5 knots. Seas 1 foot or less.
Showers likely. A chance of thunderstorms in the morning, then
thunderstorms likely in the afternoon.
.THURSDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. A slight chance of showers and thunderstorms in the
evening, then showers likely with a chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-140815-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
219 PM CDT Sat Jul 13 2024

.TONIGHT...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 5 seconds. A chance of showers with a
slight chance of thunderstorms early this evening.
.SUNDAY...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 4 seconds. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds.
.MONDAY...Southwest winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds. A slight chance of
thunderstorms. A chance of showers, mainly in the morning.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less,
then around 2 feet after midnight. Wave Detail: South 1 foot at
4 seconds, becoming south 1 foot at 3 seconds.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet in the
morning, then 1 foot or less. Wave Detail: South 1 foot at
5 seconds. A chance of showers and thunderstorms, mainly in the
morning.
.TUESDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms after midnight.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...South winds around 10 knots. Seas around
2 feet. A slight chance of showers and thunderstorms after
midnight.
.THURSDAY...Southwest winds around 5 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less, then around 2 feet after midnight. A chance of showers and
thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-140815-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
219 PM CDT Sat Jul 13 2024

.TONIGHT...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 4 seconds. A slight chance of showers
and thunderstorms early this evening.
.SUNDAY...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 4 seconds. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. Wave Detail: South 1 foot at 4 seconds.
.MONDAY...Southwest winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds. A chance of showers and
thunderstorms, mainly in the morning.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds. A slight chance of
showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 3 seconds and southeast 1 foot at
6 seconds. A chance of showers and thunderstorms, mainly in the
morning.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms after midnight.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
chance of thunderstorms. Showers likely, mainly in the morning.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or
less, then around 2 feet after midnight. A chance of showers with
a slight chance of thunderstorms after midnight.
.THURSDAY...West winds around 5 knots. Seas around 2 feet in the
morning, then 1 foot or less. A chance of thunderstorms. Showers
likely, mainly in the morning.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less. A chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-140815-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
219 PM CDT Sat Jul 13 2024

.TONIGHT...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 4 seconds.
.SUNDAY...Northwest winds around 5 knots, becoming southeast
around 5 knots in the afternoon. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 3 seconds. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. A slight chance of showers and thunderstorms in the
evening.
.MONDAY...West winds around 5 knots, becoming south in the
afternoon. Seas 1 foot or less. Wave Detail: South 1 foot at
5 seconds. A chance of showers and thunderstorms, mainly in the
morning.
.MONDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 6 seconds. A slight chance of
showers and thunderstorms after midnight.
.TUESDAY...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 6 seconds. A chance of showers and
thunderstorms, mainly in the morning.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
A chance of showers and thunderstorms after midnight.
.WEDNESDAY...South winds around 5 knots. Seas 1 foot or less. A
chance of thunderstorms. Showers likely, mainly in the morning.
.WEDNESDAY NIGHT...South winds around 5 knots. Seas 1 foot or
less. A chance of showers and thunderstorms after midnight.
.THURSDAY...West winds around 5 knots. Seas 1 foot or less. A
chance of thunderstorms. Showers, mainly in the morning.
.THURSDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. Showers likely with a chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$