Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 221544
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
1044 AM CDT Fri Mar 22 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.

GMZ400-230415-
1044 AM CDT Fri Mar 22 2024

.SYNOPSIS...

West to northwest winds will continue to develop in the wake of
a front this morning and strengthen Friday night into Saturday.
Beginning early Sunday, winds will turn back onshore increase in
onshore flow ahead of another incoming system.

$$

GMZ430-230415-
Sabine Lake-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...Northwest winds 5 to 10 knots, increasing to
10 to 15 knots with gusts up to 20 knots late. Lake waters
choppy.
.TONIGHT...Northwest winds 15 to 20 knots with gusts up to
25 knots. Lake waters rough.
.SATURDAY...North winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots in the afternoon. Lake waters
choppy.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots, becoming east
10 to 15 knots with gusts up to 20 knots after midnight. Lake
waters choppy.
.SUNDAY...Southeast winds 15 to 20 knots with gusts up to
25 knots. Lake waters rough.
.SUNDAY NIGHT...Southeast winds 20 to 25 knots with gusts up to
30 knots. Lake waters very rough.
.MONDAY...Southeast winds 20 to 25 knots, becoming south around
15 knots in the afternoon. Lake waters very rough. A chance of
showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy. A
chance of showers and thunderstorms.
.TUESDAY...Northwest winds around 10 knots. Lake waters light
chop.
.TUESDAY NIGHT...North winds around 10 knots. Lake waters light
chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-230415-
Calcasieu Lake-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...Northwest winds 5 to 10 knots, increasing to
10 to 15 knots with gusts up to 20 knots this afternoon. Lake
waters choppy.
.TONIGHT...Northwest winds 15 to 20 knots, becoming north 20 to
25 knots after midnight. Lake waters very rough.
.SATURDAY...North winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Lake waters rough.
.SATURDAY NIGHT...Northeast winds 10 to 15 knots. Lake waters
choppy.
.SUNDAY...Southeast winds 15 to 20 knots, increasing to 20 to
25 knots in the afternoon. Lake waters very rough.
.SUNDAY NIGHT...Southeast winds 20 to 25 knots with gusts up to
30 knots. Lake waters very rough.
.MONDAY...Southeast winds 20 to 25 knots, diminishing to 15 to
20 knots in the afternoon. Lake waters very rough. A chance of
showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots, becoming southwest
10 to 15 knots after midnight. Lake waters rough. A chance of
thunderstorms. A chance of showers.
.TUESDAY...Northwest winds 10 to 15 knots. Lake waters choppy. A
slight chance of showers and thunderstorms in the morning.
.TUESDAY NIGHT...North winds around 10 knots. Lake waters light
chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-230415-
Vermilion and West Cote Blanche Bays-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...West winds 5 to 10 knots. Bay waters light chop.
.TONIGHT...Northwest winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. Bay waters rough.
.SATURDAY...North winds 15 to 20 knots, diminishing to around
10 knots in the afternoon. Bay waters rough.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters light
chop.
.SUNDAY...East winds 5 to 10 knots, becoming southeast 10 to
15 knots with gusts up to 20 knots in the afternoon. Bay waters
choppy.
.SUNDAY NIGHT...Southeast winds 15 to 20 knots with gusts up to
25 knots. Bay waters rough.
.MONDAY...Southeast winds 15 to 20 knots. Bay waters rough. A
slight chance of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots. Bay waters rough. A
chance of thunderstorms. A chance of showers in the evening, then
showers likely after midnight.
.TUESDAY...West winds around 15 knots, becoming northwest in the
afternoon. Bay waters choppy. A slight chance of showers and
thunderstorms in the morning.
.TUESDAY NIGHT...North winds around 10 knots. Bay waters light
chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-230415-
Atchafalaya and East Cote Blanche Bays-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...West winds 5 to 10 knots. Bay and inland waters
light chop.
.TONIGHT...Northwest winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots after midnight. Bay and inland
waters choppy.
.SATURDAY...North winds 10 to 15 knots. Bay and inland waters
choppy.
.SATURDAY NIGHT...North winds 5 to 10 knots, becoming northeast
after midnight. Bay and inland waters light chop.
.SUNDAY...Southeast winds 5 to 10 knots. Bay and inland waters
light chop.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to
25 knots. Bay and inland waters choppy.
.MONDAY...Southeast winds 15 to 20 knots. Bay and inland waters
rough. A slight chance of showers and thunderstorms in the
afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots. Bay and inland waters
rough. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.
.TUESDAY...West winds around 15 knots, becoming northwest in the
afternoon. Bay and inland waters choppy. A chance of showers and
thunderstorms in the morning.
.TUESDAY NIGHT...North winds around 10 knots. Bay and inland
waters light chop.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-230415-
Coastal waters from Cameron LA to High Island TX out 20 NM-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...Northwest winds 10 to 15 knots. Seas 2 to
3 feet.
.TONIGHT...Northwest winds 15 to 20 knots, becoming north 20 to
25 knots after midnight. Seas 2 to 4 feet.
.SATURDAY...North winds 15 to 20 knots, becoming northeast 10 to
15 knots in the afternoon. Seas 2 to 3 feet.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots, becoming east
15 to 20 knots after midnight. Seas 1 foot or less, then 2 to
3 feet after midnight.
.SUNDAY...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 4 feet.
.SUNDAY NIGHT...Southeast winds 20 to 25 knots. Seas 4 to 6 feet,
occasionally to 8 feet.
.MONDAY...Southeast winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet, subsiding to 3 to 4 feet in the
afternoon. A chance of showers and thunderstorms in the
afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots, becoming southwest
after midnight. Seas 3 to 4 feet. A chance of thunderstorms. A
chance of showers.
.TUESDAY...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.TUESDAY NIGHT...Northwest winds around 10 knots, becoming north
after midnight. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-230415-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...West winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet.
.TONIGHT...Northwest winds 15 to 20 knots, becoming north 20 to
25 knots after midnight. Seas 3 to 5 feet, occasionally to
6 feet.
.SATURDAY...North winds 20 to 25 knots, diminishing to 10 to
15 knots in the afternoon. Seas 2 to 4 feet.
.SATURDAY NIGHT...Northeast winds 10 to 15 knots, becoming east
with gusts up to 20 knots after midnight. Seas 2 to 3 feet.
.SUNDAY...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 5 feet, occasionally to 6 feet.
.SUNDAY NIGHT...Southeast winds 20 to 25 knots. Seas 4 to 6 feet,
occasionally to 8 feet.
.MONDAY...Southeast winds 20 to 25 knots, diminishing to 15 to
20 knots in the afternoon. Seas 4 to 6 feet, occasionally to
8 feet. A chance of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. A chance of showers and thunderstorms.
.TUESDAY...Northwest winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. A slight chance of showers and
thunderstorms in the morning.
.TUESDAY NIGHT...North winds 10 to 15 knots. Seas 2 to 4 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-230415-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...West winds 5 to 10 knots. Seas around 2 feet.
.TONIGHT...Northwest winds 10 to 15 knots, becoming north 15 to
20 knots after midnight. Seas 2 to 3 feet.
.SATURDAY...North winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet.
.SATURDAY NIGHT...North winds 5 to 10 knots, becoming northeast
after midnight. Seas 1 foot or less.
.SUNDAY...East winds 5 to 10 knots, becoming southeast 10 to
15 knots with gusts up to 20 knots in the afternoon. Seas 1 to
2 feet.
.SUNDAY NIGHT...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 2 to 4 feet.
.MONDAY...Southeast winds 15 to 20 knots. Seas 2 to 4 feet. A
slight chance of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. A chance of showers with a slight chance
of thunderstorms in the evening, then showers likely with a
chance of thunderstorms after midnight.
.TUESDAY...West winds 15 to 20 knots, becoming northwest 10 to
15 knots in the afternoon. Seas 2 to 4 feet. A chance of showers
and thunderstorms in the morning.
.TUESDAY NIGHT...North winds 10 to 15 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-230415-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...Northwest winds 10 to 15 knots. Seas 3 to
4 feet.
.TONIGHT...Northwest winds 15 to 20 knots, becoming north 20 to
25 knots after midnight. Seas 3 to 4 feet, building to 4 to
6 feet, occasionally to 8 feet after midnight.
.SATURDAY...North winds 15 to 20 knots with gusts up to 25 knots,
diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet,
occasionally to 6 feet.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots, becoming east
10 to 15 knots after midnight. Seas 2 to 3 feet.
.SUNDAY...Southeast winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.SUNDAY NIGHT...Southeast winds 20 to 25 knots with gusts up to
30 knots. Seas 6 to 8 feet, occasionally to 10 feet.
.MONDAY...Southeast winds 15 to 20 knots. Seas 6 to 8 feet,
occasionally to 10 feet. A chance of showers with a slight chance
of thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots, becoming southwest
after midnight. Seas 4 to 6 feet, occasionally to 8 feet. A
chance of showers and thunderstorms.
.TUESDAY...Northwest winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet.
.TUESDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-230415-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...Northwest winds 10 to 15 knots. Seas 3 to
4 feet.
.TONIGHT...Northwest winds 15 to 20 knots, becoming north 20 to
25 knots after midnight. Seas 3 to 4 feet, building to 4 to
6 feet, occasionally to 8 feet after midnight.
.SATURDAY...North winds 20 to 25 knots, diminishing to 15 to
20 knots in the afternoon. Seas 4 to 6 feet, occasionally to
8 feet.
.SATURDAY NIGHT...North winds 10 to 15 knots, becoming east after
midnight. Seas 2 to 3 feet.
.SUNDAY...Southeast winds 15 to 20 knots with gusts up to
25 knots. Seas 2 to 3 feet, building to 3 to 5 feet, occasionally
to 6 feet in the afternoon.
.SUNDAY NIGHT...Southeast winds 20 to 25 knots with gusts up to
30 knots. Seas 6 to 8 feet, occasionally to 10 feet.
.MONDAY...Southeast winds 20 to 25 knots, diminishing to 15 to
20 knots in the afternoon. Seas 6 to 9 feet, occasionally to
11 feet, subsiding to 6 to 7 feet, occasionally to 9 feet in the
afternoon. A slight chance of showers and thunderstorms in the
afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots. Seas 6 to 8 feet,
occasionally to 10 feet. A chance of showers. A slight chance of
thunderstorms in the evening, then a chance of thunderstorms
after midnight.
.TUESDAY...Northwest winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 5 to 7 feet, occasionally to
9 feet. A slight chance of showers and thunderstorms in the
morning.
.TUESDAY NIGHT...North winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-230415-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
1044 AM CDT Fri Mar 22 2024

.REST OF TODAY...West winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. A slight chance of showers and
thunderstorms late this morning.
.TONIGHT...Northwest winds 15 to 20 knots, increasing to 20 to
25 knots after midnight. Seas 3 to 4 feet, building to 4 to
6 feet, occasionally to 8 feet after midnight.
.SATURDAY...North winds 20 to 25 knots, diminishing to 15 to
20 knots in the afternoon. Seas 4 to 6 feet, occasionally to
8 feet.
.SATURDAY NIGHT...North winds 10 to 15 knots, becoming northeast
after midnight. Seas 2 to 4 feet.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.SUNDAY NIGHT...Southeast winds 20 to 25 knots. Seas 4 to 6 feet,
occasionally to 8 feet, building to 6 to 8 feet, occasionally to
10 feet after midnight.
.MONDAY...Southeast winds 20 to 25 knots. Seas 6 to 8 feet,
occasionally to 10 feet. A slight chance of showers and
thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 15 to 20 knots. Seas 6 to 9 feet,
occasionally to 11 feet. A chance of showers. A slight chance of
thunderstorms in the evening, then a chance of thunderstorms
after midnight.
.TUESDAY...West winds 15 to 20 knots, becoming northwest 10 to
15 knots in the afternoon. Seas 6 to 9 feet, occasionally to
11 feet. A chance of showers and thunderstorms, mainly in the
morning.
.TUESDAY NIGHT...North winds 10 to 15 knots. Seas 5 to 7 feet,
occasionally to 9 feet.

Winds and seas higher in and near thunderstorms.

$$


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