Coastal Waters Forecast
Issued by NWS Lake Charles, LA

Home |  Current Version |  Previous Version |  Graphics & Text |  Print | Product List |  Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
616
FZUS54 KLCH 110906
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
406 AM CDT Thu Jul 11 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.

GMZ400-112215-
406 AM CDT Thu Jul 11 2024

.SYNOPSIS...
Scattered to numerous showers and thunderstorms are expected
through the weekend, with the greatest coverage typically
overnight into the morning each day. A light onshore flow will
prevail through early next week.


$$

GMZ430-112215-
Sabine Lake-
406 AM CDT Thu Jul 11 2024

.TODAY...Light and variable winds, becoming east around 5 knots
late this morning, then becoming south this afternoon. Lake
waters smooth. A chance of showers and thunderstorms this
morning, then showers and thunderstorms likely this afternoon.
.TONIGHT...South winds around 5 knots in the evening, becoming
light and variable. Lake waters smooth. A chance of showers and
thunderstorms.
.FRIDAY...Light and variable winds, becoming southeast around
5 knots in the afternoon. Lake waters smooth. A chance of
thunderstorms. Showers likely, mainly in the morning.
.FRIDAY NIGHT...South winds around 5 knots. Lake waters smooth. A
slight chance of showers and thunderstorms after midnight.
.SATURDAY...South winds around 5 knots. Lake waters smooth. A
chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth.
.SUNDAY...Light and variable winds, becoming south around 5 knots
in the afternoon. Lake waters smooth. A slight chance of showers
and thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
.SUNDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth.
.MONDAY...West winds around 5 knots, becoming south in the
afternoon. Lake waters smooth. A slight chance of showers and
thunderstorms.
.MONDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-112215-
Calcasieu Lake-
406 AM CDT Thu Jul 11 2024

.TODAY...Northeast winds around 5 knots, becoming southeast
around 5 knots this afternoon. Lake waters smooth. A chance of
thunderstorms this morning. Showers likely. Thunderstorms likely
this afternoon.
.TONIGHT...South winds around 5 knots, becoming southwest after
midnight. Lake waters smooth. A chance of showers and
thunderstorms.
.FRIDAY...North winds around 5 knots, becoming south around
5 knots in the afternoon. Lake waters smooth. A chance of
thunderstorms. Showers likely, mainly in the morning.
.FRIDAY NIGHT...South winds around 5 knots. Lake waters smooth. A
slight chance of showers and thunderstorms after midnight.
.SATURDAY...South winds around 5 knots. Lake waters smooth. A
chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters
light chop.
.SUNDAY...Northwest winds around 5 knots, becoming southwest in
the afternoon. Lake waters smooth. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters light
chop.
.MONDAY...West winds around 5 knots, becoming southwest in the
afternoon. Lake waters light chop. A chance of showers and
thunderstorms.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters light
chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-112215-
Vermilion and West Cote Blanche Bays-
406 AM CDT Thu Jul 11 2024

.TODAY...Light and variable winds, becoming south around 5 knots
this afternoon. Bay waters smooth. Showers likely with a chance
of thunderstorms early this morning, then showers with
thunderstorms likely late this morning and afternoon.
.TONIGHT...Southwest winds around 5 knots. Bay waters smooth. A
chance of showers and thunderstorms.
.FRIDAY...Light and variable winds, becoming southwest around
5 knots in the afternoon. Bay waters smooth. Showers and
thunderstorms likely.
.FRIDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A slight chance of showers and thunderstorms after
midnight.
.SATURDAY...Light and variable winds, becoming southwest around
5 knots in the afternoon. Bay waters smooth. A chance of showers
and thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.SATURDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth.
.SUNDAY...Northwest winds around 5 knots, becoming southwest in
the afternoon. Bay waters smooth. A chance of showers and
thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.SUNDAY NIGHT...West winds around 5 knots. Bay waters smooth. A
slight chance of showers and thunderstorms.
.MONDAY...Northwest winds around 5 knots, becoming southwest in
the afternoon. 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.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-112215-
Atchafalaya and East Cote Blanche Bays-
406 AM CDT Thu Jul 11 2024

.TODAY...Light and variable winds, becoming east around 5 knots
late this morning, then becoming south this afternoon. Bay waters
smooth. Showers this morning. Thunderstorms likely. A chance of
showers this afternoon.
.TONIGHT...Southwest winds around 5 knots. Bay waters smooth. A
chance of showers and thunderstorms.
.FRIDAY...Northwest winds around 5 knots, becoming southwest in
the afternoon. Bay waters smooth. Showers likely. A chance of
thunderstorms in the morning, then thunderstorms likely in the
afternoon.
.FRIDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A chance of showers with a slight chance of thunderstorms
after midnight.
.SATURDAY...Light and variable winds, becoming southwest around
5 knots in the afternoon. Bay waters smooth. A chance of showers
and thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.SATURDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth. A slight chance of showers and thunderstorms after
midnight.
.SUNDAY...Northwest winds around 5 knots, becoming west around
5 knots in the afternoon. Bay waters smooth. A chance of showers
and thunderstorms in the morning, then showers and thunderstorms
likely in the afternoon.
.SUNDAY NIGHT...West winds around 5 knots. Bay waters smooth. A
slight chance of showers and thunderstorms after midnight.
.MONDAY...West 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.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-112215-
Coastal waters from Cameron LA to High Island TX out 20 NM-
406 AM CDT Thu Jul 11 2024

.TODAY...North winds around 5 knots, becoming southeast late this
morning and early afternoon, then becoming south late. Seas
1 foot or less. Wave Detail: South 1 foot at 6 seconds. Showers
likely this morning. A chance of thunderstorms. A chance of
showers this afternoon.
.TONIGHT...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 5 seconds. A chance of showers and
thunderstorms after midnight.
.FRIDAY...Southwest 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 thunderstorms. Showers likely, mainly in
the morning.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds. A chance of showers and
thunderstorms after midnight.
.SATURDAY...South winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 4 seconds. A chance of showers and
thunderstorms.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 4 seconds.
.SUNDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less. A
chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less, then around 2 feet after midnight.
.MONDAY...Southwest winds 5 to 10 knots, becoming south in the
afternoon. Seas 1 foot or less. A slight chance of showers and
thunderstorms.
.MONDAY NIGHT...South winds around 10 knots. Seas 1 foot or less,
then around 2 feet after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-112215-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
406 AM CDT Thu Jul 11 2024

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

Winds and seas higher in and near thunderstorms.

$$

GMZ455-112215-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
406 AM CDT Thu Jul 11 2024

.TODAY...West winds around 5 knots, becoming east late this
morning, then becoming south this afternoon. Seas 1 foot or less.
Wave Detail: South 1 foot at 5 seconds. Showers with
thunderstorms likely this morning, then a chance of showers and
thunderstorms this afternoon.
.TONIGHT...Southwest winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 5 seconds. A slight chance of
showers and thunderstorms in the evening, then a chance of
showers and thunderstorms after midnight.
.FRIDAY...West winds around 5 knots, becoming south in the
afternoon. Seas 1 foot or less. A chance of thunderstorms.
Showers likely, mainly in the morning.
.FRIDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
A chance of showers and thunderstorms after midnight.
.SATURDAY...Southwest winds around 5 knots. Seas 1 foot or less.
A chance of thunderstorms. Showers likely, mainly in the morning.
.SATURDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. A slight chance of showers and thunderstorms after
midnight.
.SUNDAY...West winds around 5 knots. Seas 1 foot or less. A
chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. A chance of showers and thunderstorms after midnight.
.MONDAY...West winds around 5 knots. Seas 1 foot or less. A
chance of showers and thunderstorms.
.MONDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. A chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-112215-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
406 AM CDT Thu Jul 11 2024

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

Winds and seas higher in and near thunderstorms.

$$

GMZ472-112215-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
406 AM CDT Thu Jul 11 2024

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

Winds and seas higher in and near thunderstorms.

$$

GMZ475-112215-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
406 AM CDT Thu Jul 11 2024

.TODAY...Southwest winds around 5 knots, becoming northeast
around 5 knots early this afternoon, then becoming southeast
late. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds.
Showers likely this morning. A chance of thunderstorms. A chance
of showers this afternoon.
.TONIGHT...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 5 seconds. A chance of showers and
thunderstorms after midnight.
.FRIDAY...Southwest winds around 5 knots, becoming south around
5 knots in the afternoon. Seas 1 foot or less. Wave Detail: South
1 foot at 6 seconds. A chance of thunderstorms. Showers likely,
mainly in the morning.
.FRIDAY NIGHT...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 after midnight.
.SATURDAY...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 5 seconds. A chance of thunderstorms.
Showers likely, mainly in the morning.
.SATURDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. Wave Detail: South 1 foot at 5 seconds. A slight chance of
showers and thunderstorms after midnight.
.SUNDAY...Northwest winds around 5 knots. Seas 1 foot or less. A
chance of thunderstorms. Showers likely, mainly in the morning.
.SUNDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. A slight chance of showers and thunderstorms after
midnight.
.MONDAY...West winds around 5 knots. Seas 1 foot or less. A
chance of showers and thunderstorms, mainly in the morning.
.MONDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
A slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$