Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 130900
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
400 AM CDT Sat Aug 13 2022

Coastal waters from the Lower Atchafalaya River LA to High
Island TX out 60 nautical miles including Sabine and
Calcasieu Lakes and Vermilion Bay

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.

GMZ400-131530-
400 AM CDT Sat Aug 13 2022

.SYNOPSIS...
A weak front will stall north across northern Louisiana, while a
weak trough of low pressure over the northwest Gulf of Mexico will
slide westward toward the lower Texas coast through the weekend.
More southerly winds are expected to develop today as the low
moves farther southwestward. Thereafter, a mainly light to
occasionally moderate onshore flow is expected to prevail.

$$

GMZ430-131530-
Sabine Lake-
400 AM CDT Sat Aug 13 2022

.TODAY...East winds around 10 knots, becoming southeast late.
Lake waters choppy. A slight chance of showers and thunderstorms
early this morning. A chance of showers and thunderstorms late
this morning, then showers and thunderstorms likely this
afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Lake waters light chop.
A chance of showers and thunderstorms.
.SUNDAY...Southeast winds 5 to 10 knots. Lake waters light chop.
Showers and thunderstorms likely, mainly in the morning.
.SUNDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.MONDAY...South winds 5 to 10 knots. 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 5 to 10 knots. Lake waters light chop.
A slight chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.WEDNESDAY...Southwest winds 5 to 10 knots. Lake waters light
chop. A chance of showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southwest winds around 10 knots. Lake waters
light chop. A slight chance of thunderstorms. A slight chance of
showers in the evening, then a chance of showers after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-131530-
Calcasieu Lake-
400 AM CDT Sat Aug 13 2022

.TODAY...East winds 10 to 15 knots, becoming southeast late. Lake
waters choppy. A slight chance of showers and thunderstorms early
this morning, then a chance of showers and thunderstorms late
this morning. Showers and thunderstorms likely this afternoon.
.TONIGHT...Southeast winds around 10 knots. Lake waters light
chop. A chance of showers and thunderstorms.
.SUNDAY...South winds 5 to 10 knots. Lake waters light chop. A
chance of showers and thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.MONDAY...South winds 5 to 10 knots. 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 5 to 10 knots. Lake waters light chop.
A slight chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters light
chop.
.WEDNESDAY...West winds 5 to 10 knots, becoming southwest 10 to
15 knots in the afternoon. Lake waters choppy. A chance of
showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Lake waters
choppy. A slight chance of thunderstorms. A slight chance of
showers in the evening, then a chance of showers after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-131530-
Vermilion Bay-
400 AM CDT Sat Aug 13 2022

.TODAY...Southeast winds 10 to 15 knots, becoming south late. Bay
waters choppy. A chance of showers and thunderstorms early this
morning, then showers and thunderstorms likely late this morning
and afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Bay waters light chop.
A slight chance of showers and thunderstorms.
.SUNDAY...South winds 5 to 10 knots. Bay waters light chop. A
chance of showers and thunderstorms.
.SUNDAY NIGHT...South winds around 5 knots. Bay waters smooth.
.MONDAY...Southwest winds around 5 knots. Bay waters smooth. A
chance of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth.
.TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
A slight chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters light
chop.
.WEDNESDAY...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.
.WEDNESDAY NIGHT...Southwest winds around 10 knots. Bay waters
light chop. A slight chance of thunderstorms. A slight chance of
showers in the evening, then a chance of showers after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-131530-
Coastal waters from Cameron LA to High Island TX out 20 NM-
400 AM CDT Sat Aug 13 2022

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 10 AM CDT THIS
MORNING THROUGH THIS EVENING...

.TODAY...East winds 10 to 15 knots with gusts up to 20 knots,
becoming southeast with gusts up to 20 knots late. Seas around
2 feet. Showers and thunderstorms likely until late afternoon,
then a chance of showers and thunderstorms late.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Showers and thunderstorms likely, mainly in the morning.
.SUNDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms after midnight.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. A slight
chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
.WEDNESDAY...Southwest winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas around 2 feet. A slight chance of
showers and thunderstorms.
.WEDNESDAY NIGHT...Southwest winds around 15 knots. Seas around
2 feet. A slight chance of showers and thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-131530-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
400 AM CDT Sat Aug 13 2022

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 10 AM CDT THIS
MORNING THROUGH THIS EVENING...

.TODAY...Southeast winds around 15 knots. Seas 2 to 3 feet.
Showers and thunderstorms likely.
.TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. A slight
chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet in the
morning, then 1 foot or less. A slight chance of showers and
thunderstorms.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less, then around 2 feet after midnight.
.WEDNESDAY...Southwest winds around 10 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms in the morning, then
a chance of showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas around
2 feet. A chance of showers with a slight chance of thunderstorms
after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-131530-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
400 AM CDT Sat Aug 13 2022

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 10 AM CDT THIS
MORNING THROUGH THIS EVENING...

.TODAY...South winds around 15 knots. Seas around 2 feet. Showers
and thunderstorms likely.
.TONIGHT...South winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. Seas around 2 feet. A slight chance of
showers and thunderstorms in the evening, then a chance of
showers and thunderstorms after midnight.
.SUNDAY...South winds 5 to 10 knots. Seas around 2 feet. A chance
of showers and thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
.MONDAY...South winds 5 to 10 knots. Seas 1 foot or less. A
slight chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
.TUESDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less.
.WEDNESDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
A slight chance of showers and thunderstorms in the morning, then
a chance of showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas 1 foot or
less, then around 2 feet after midnight. A slight chance of
showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-131530-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
400 AM CDT Sat Aug 13 2022

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 10 AM CDT THIS
MORNING THROUGH THIS EVENING...

.TODAY...Southeast winds around 15 knots. Seas 2 to 3 feet.
Showers and thunderstorms until late afternoon, then a chance of
showers and thunderstorms late.
.TONIGHT...Southeast winds 10 to 15 knots. Seas around 3 feet. A
chance of showers and thunderstorms in the evening, then showers
and thunderstorms likely after midnight.
.SUNDAY...Southeast winds 10 to 15 knots. Seas around 3 feet.
Showers and thunderstorms likely, mainly in the morning.
.SUNDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. A slight chance of showers and thunderstorms after
midnight.
.MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.
.MONDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
.WEDNESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southwest 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.

$$

GMZ472-131530-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
400 AM CDT Sat Aug 13 2022

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 10 AM CDT THIS
MORNING THROUGH THIS EVENING...

.TODAY...South winds 10 to 15 knots, increasing to 15 to 20 knots
this afternoon. Seas 2 to 4 feet. Showers and thunderstorms until
late afternoon, then a chance of showers and thunderstorms late.
.TONIGHT...South winds 10 to 15 knots. Seas around 3 feet. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms, mainly in the morning.
.SUNDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms after midnight.
.MONDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southwest 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.

$$

GMZ475-131530-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
400 AM CDT Sat Aug 13 2022

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 10 AM CDT THIS
MORNING THROUGH THIS EVENING...

.TODAY...South winds around 15 knots with gusts up to 20 knots.
Seas around 3 feet. Showers and thunderstorms until late
afternoon, then a chance of showers and thunderstorms late.
.TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers and thunderstorms in the evening, then a chance
of showers and thunderstorms after midnight.
.SUNDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms, mainly in the morning.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms after midnight.
.MONDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
.TUESDAY...South winds around 5 knots. Seas 1 foot or less. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
.WEDNESDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
A slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas 1 foot or
less, then around 2 feet after midnight. A slight chance of
showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

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