Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 270800
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Coastal Waters Forecast
National Weather Service Lake Charles LA
300 AM CDT Mon May 27 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.

GMZ400-272045-
300 AM CDT Mon May 27 2024

.SYNOPSIS...
A weak frontal boundary approaching the region today expected to
stall north of the coastal waters tonight and Tuesday, with the surface
high pressure ridge across the Northern Gulf of Mexico keeping
mainly onshore flow this week. Expect isolated to scattered showers
and thunderstorms by Tuesday, with daily chances remaining in the
forecast through the end of the week.

$$

GMZ430-272045-
Sabine Lake-
300 AM CDT Mon May 27 2024

.TODAY...South winds around 10 knots. Lake waters light chop.
Scattered thunderstorms with a slight chance of showers late.
.TONIGHT...South winds 5 to 10 knots. Lake waters light chop.
Scattered thunderstorms with a slight chance of showers in the
evening.
.TUESDAY...Southeast winds around 10 knots. Lake waters light
chop. Scattered thunderstorms with a slight chance of showers in
the afternoon.
.TUESDAY NIGHT...Southeast winds around 10 knots. Lake waters
light chop.
.WEDNESDAY...Southeast winds around 10 knots. Lake waters light
chop. Scattered thunderstorms. A slight chance of showers in the
morning, then a chance of showers in the afternoon.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Lake waters
light chop.
.THURSDAY...Southeast winds 5 to 10 knots. Lake waters light
chop. A chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds around 10 knots. Lake waters
light chop. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds 10 to 15 knots. Lake waters choppy. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters light
chop. A slight chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-272045-
Calcasieu Lake-
300 AM CDT Mon May 27 2024

.TODAY...South winds 5 to 10 knots. Lake waters light chop.
Scattered thunderstorms with a slight chance of showers late.
.TONIGHT...South winds 5 to 10 knots. Lake waters light chop.
Scattered thunderstorms in the evening.
.TUESDAY...East winds 5 to 10 knots, becoming southeast in the
afternoon. Lake waters light chop. Scattered thunderstorms with a
slight chance of showers in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters light
chop.
.WEDNESDAY...Southeast winds around 10 knots. Lake waters light
chop. Scattered thunderstorms. A slight chance of showers in the
morning, then a chance of showers in the afternoon.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Lake waters
light chop.
.THURSDAY...Southeast winds 5 to 10 knots. Lake waters light
chop. A chance of thunderstorms. A chance of showers.
.THURSDAY NIGHT...Southeast winds around 10 knots. Lake waters
light chop. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds 10 to 15 knots. Lake waters choppy. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Lake waters
choppy. A slight chance of showers and thunderstorms in the
evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-272045-
Vermilion and West Cote Blanche Bays-
300 AM CDT Mon May 27 2024

.TODAY...Southwest winds around 10 knots. Bay waters light chop.
Scattered thunderstorms with a slight chance of showers this
morning. Scattered thunderstorms late.
.TONIGHT...South winds around 10 knots, becoming west after
midnight. Bay waters light chop. Scattered thunderstorms in the
evening.
.TUESDAY...East winds around 10 knots, becoming south in the
afternoon. Bay waters light chop. Scattered thunderstorms with a
slight chance of showers in the afternoon.
.TUESDAY NIGHT...Southeast winds around 10 knots. Bay waters
light chop.
.WEDNESDAY...Southeast winds around 10 knots. Bay waters light
chop. Scattered thunderstorms. A slight chance of showers in the
morning, then a chance of showers in the afternoon.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Bay waters
light chop.
.THURSDAY...Southeast 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.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters light
chop. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms in the
evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-272045-
Atchafalaya and East Cote Blanche Bays-
300 AM CDT Mon May 27 2024

.TODAY...Southwest winds around 10 knots. Bay waters light chop.
Scattered thunderstorms with a slight chance of showers early
this morning, then scattered thunderstorms with a chance of
showers late this morning.
.TONIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Bay waters light chop.
.TUESDAY...East winds 5 to 10 knots, becoming south in the
afternoon. Bay waters light chop. Scattered thunderstorms with a
slight chance of showers in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters light
chop.
.WEDNESDAY...Southeast winds 5 to 10 knots. Bay waters light
chop. Scattered thunderstorms. A slight chance of showers in the
morning, then a chance of showers in the afternoon.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Bay waters
light chop.
.THURSDAY...Southeast 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.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters light
chop. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters light
chop. A slight chance of showers and thunderstorms in the
evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-272045-
Coastal waters from Cameron LA to High Island TX out 20 NM-
300 AM CDT Mon May 27 2024

.TODAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 6 seconds.
.TONIGHT...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds.
.TUESDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 5 seconds.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 5 seconds.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds. Scattered
thunderstorms with a chance of showers.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 4 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds around 15 knots. Seas 2 to
3 feet. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds around 15 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds around 15 knots. Seas 2 to
3 feet. A slight chance of showers and thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-272045-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
300 AM CDT Mon May 27 2024

.TODAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 6 seconds. A slight chance of showers and
thunderstorms early this morning.
.TONIGHT...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds.
.TUESDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: South 2 feet at 6 seconds.
.WEDNESDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds. Scattered thunderstorms
with a chance of showers.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 5 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast 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.

$$

GMZ455-272045-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
300 AM CDT Mon May 27 2024

.TODAY...Southwest winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds and southwest 1 foot at
2 seconds. Scattered thunderstorms with a slight chance of
showers early this morning, then scattered thunderstorms with a
chance of showers late this morning.
.TONIGHT...South winds around 10 knots. Seas around 2 feet. Wave
Detail: South 1 foot at 2 seconds.
.TUESDAY...East winds around 10 knots, becoming southeast in the
afternoon. Seas around 2 feet. Wave Detail: East 1 foot at
2 seconds and south 1 foot at 7 seconds. Scattered thunderstorms
in the afternoon.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: Southeast 1 foot at 3 seconds.
.WEDNESDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: Southeast 1 foot at 3 seconds. Scattered
thunderstorms. A slight chance of showers in the morning, then a
chance of showers in the afternoon.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: Southeast 1 foot at 2 seconds. Scattered
thunderstorms with a slight chance of showers after midnight.
.THURSDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds around 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-272045-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
300 AM CDT Mon May 27 2024

.TODAY...South winds around 10 knots. Seas 3 to 4 feet. Wave
Detail: South 3 feet at 7 seconds.
.TONIGHT...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 6 seconds.
.TUESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 6 seconds.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds. Scattered
thunderstorms with a chance of showers.
.WEDNESDAY NIGHT...Southeast winds around 15 knots. Seas around
3 feet. Wave Detail: Southeast 3 feet at 6 seconds. Scattered
thunderstorms with a slight chance of showers after midnight.
.THURSDAY...Southeast winds 10 to 15 knots. Seas around 3 feet. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds around 15 knots. Seas 3 to
4 feet. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A
slight chance of showers and thunderstorms in the morning.
.FRIDAY NIGHT...Southeast winds around 15 knots. Seas 3 to
4 feet. A slight chance of showers and thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-272045-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
300 AM CDT Mon May 27 2024

.TODAY...South winds around 10 knots. Seas 3 to 4 feet. Wave
Detail: South 4 feet at 6 seconds. A slight chance of showers and
thunderstorms early this morning.
.TONIGHT...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: South 3 feet at 6 seconds.
.TUESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 6 seconds.
.WEDNESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds. Scattered
thunderstorms with a chance of showers.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 6 seconds. Scattered
thunderstorms with a slight chance of showers after midnight.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
3 feet. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds 10 to 15 knots. Seas around 3 feet. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-272045-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
300 AM CDT Mon May 27 2024

.TODAY...South winds around 10 knots. Seas 3 to 4 feet. Wave
Detail: South 4 feet at 7 seconds. Scattered thunderstorms with a
slight chance of showers this morning.
.TONIGHT...South winds around 10 knots. Seas around 3 feet. Wave
Detail: South 3 feet at 6 seconds.
.TUESDAY...East winds around 10 knots. Seas around 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 6 seconds.
.WEDNESDAY...Southeast winds around 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 6 seconds. Scattered
thunderstorms with a chance of showers.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 6 seconds. Scattered
thunderstorms with a slight chance of showers after midnight.
.THURSDAY...Southeast winds around 10 knots. Seas around 2 feet.
A chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
2 feet. A chance of showers and thunderstorms in the evening.
.FRIDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$