998
FZUS54 KLCH 091954
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
254 PM CDT Sun Mar 9 2025

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.

GMZ400-100815-
254 PM CDT Sun Mar 9 2025

.SYNOPSIS...

Small Craft Advisories remain in place across all zones through
12Z tomorrow due to strong northwest winds and elevated seas
behind a cold front passage. In addition, another Low Water
Advisory is in effect from 3 AM tonight through noon tomorrow.
Winds and seas begin to gradually decrease from west to east
throughout tomorrow as high pressure settles overhead. Offshore
flow continues into Monday, before winds shift to onshore Tuesday
through Friday.

$$

GMZ430-100815-
Sabine Lake-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...
...LOW WATER ADVISORY IN EFFECT FROM 3 AM TO NOON CDT MONDAY...

.TONIGHT...Northwest winds 15 to 20 knots with gusts up to
25 knots, diminishing to 10 to 15 knots with gusts up to 20 knots
after midnight. Lake waters rough.
.MONDAY...Northwest winds 5 to 10 knots. Lake waters light chop.
.MONDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth.
.TUESDAY...Southwest winds around 5 knots, becoming south in the
afternoon. Lake waters light chop.
.TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters light
chop.
.WEDNESDAY...South winds 10 to 15 knots. Lake waters choppy.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Lake waters
choppy.
.THURSDAY...Southwest winds around 10 knots. Lake waters light
chop.
.THURSDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.
.FRIDAY...South winds 15 to 20 knots. Lake waters rough.
.FRIDAY NIGHT...South winds 15 to 20 knots, diminishing to 10 to
15 knots after midnight. Lake waters rough. A slight chance of
showers and thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ432-100815-
Calcasieu Lake-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...
...LOW WATER ADVISORY IN EFFECT FROM 3 AM TO NOON CDT MONDAY...

.TONIGHT...Northwest winds 15 to 20 knots, diminishing to 10 to
15 knots late. Lake waters rough.
.MONDAY...Northwest winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots in the afternoon. Lake
waters choppy.
.MONDAY NIGHT...West winds around 5 knots. Lake waters smooth.
.TUESDAY...Southwest winds 5 to 10 knots. Lake waters light chop.
.TUESDAY NIGHT...South winds around 10 knots. Lake waters light
chop.
.WEDNESDAY...South winds 10 to 15 knots with gusts up to
20 knots. Lake waters choppy.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Lake waters
choppy.
.THURSDAY...Southwest winds around 10 knots. Lake waters light
chop.
.THURSDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.
.FRIDAY...South winds 15 to 20 knots. Lake waters rough.
.FRIDAY NIGHT...South winds 15 to 20 knots. Lake waters rough. A
chance of showers with a slight chance of thunderstorms after
midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ435-100815-
Vermilion and West Cote Blanche Bays-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...
...LOW WATER ADVISORY IN EFFECT FROM 3 AM TO NOON CDT MONDAY...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT MONDAY MORNING...

.TONIGHT...Northwest winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. Bay waters rough.
.MONDAY...Northwest winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots in the afternoon. Bay
waters choppy.
.MONDAY NIGHT...West winds around 5 knots. Bay waters smooth.
.TUESDAY...Southwest winds around 5 knots, becoming south in the
afternoon. Bay waters light chop.
.TUESDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters light chop.
.WEDNESDAY NIGHT...South winds around 10 knots. Bay waters light
chop.
.THURSDAY...Southwest winds around 10 knots. Bay waters light
chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop.
.FRIDAY...South winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Bay waters rough.
.FRIDAY NIGHT...South winds 15 to 20 knots. Bay waters rough. A
slight chance of showers and thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ436-100815-
Atchafalaya and East Cote Blanche Bays-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...
...LOW WATER ADVISORY IN EFFECT FROM 3 AM TO NOON CDT MONDAY...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT MONDAY MORNING...

.TONIGHT...Northwest winds 10 to 15 knots with gusts up to
20 knots. Bay waters choppy.
.MONDAY...Northwest winds 10 to 15 knots. Bay waters choppy.
.MONDAY NIGHT...Northwest winds 5 to 10 knots, becoming west
after midnight. Bay waters light chop.
.TUESDAY...Southwest winds around 5 knots. Bay waters smooth.
.TUESDAY NIGHT...South winds around 5 knots. Bay waters smooth.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters light chop.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop.
.THURSDAY...Southwest winds 5 to 10 knots. Bay waters light chop.
.THURSDAY NIGHT...South winds 5 to 10 knots. Bay waters light
chop.
.FRIDAY...Southeast winds 10 to 15 knots. Bay waters choppy.
.FRIDAY NIGHT...South winds 10 to 15 knots. Bay waters choppy. A
slight chance of showers and thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ450-100815-
Coastal waters from Cameron LA to High Island TX out 20 NM-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TONIGHT...Northwest winds 15 to 20 knots with gusts up to
25 knots. Seas 2 to 4 feet. Wave Detail: Northwest 3 feet at
4 seconds and southeast 1 foot at 7 seconds.
.MONDAY...Northwest winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots in the afternoon. Seas
2 to 3 feet. Wave Detail: North 2 feet at 3 seconds.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: Southwest 1 foot at 3 seconds.
.TUESDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southwest 1 foot at 3 seconds.
.TUESDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 4 seconds.
.WEDNESDAY...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY...Southwest winds around 10 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.FRIDAY...South winds 15 to 20 knots. Seas 2 to 4 feet.
.FRIDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 4 feet. A
slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ452-100815-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TONIGHT...Northwest winds 15 to 20 knots, increasing to 20 to
25 knots late this evening and early morning, then diminishing to
15 to 20 knots late. Seas 3 to 5 feet, occasionally to 6 feet.
Wave Detail: Northwest 4 feet at 4 seconds and south 1 foot at
7 seconds.
.MONDAY...North winds 15 to 20 knots, becoming northwest 10 to
15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail:
Northwest 3 feet at 4 seconds.
.MONDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet in
the evening, then 1 foot or less. Wave Detail: West 1 foot at
3 seconds.
.TUESDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southwest 1 foot at 3 seconds.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 3 seconds.
.WEDNESDAY...South winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.FRIDAY...South winds 15 to 20 knots. Seas 2 to 4 feet.
.FRIDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. A slight chance of showers and
thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ455-100815-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TONIGHT...Northwest winds 15 to 20 knots with gusts up to
25 knots. Seas 2 to 4 feet. Wave Detail: Northwest 3 feet at
3 seconds.
.MONDAY...Northwest winds 15 to 20 knots, diminishing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Northwest 2 feet at 3 seconds.
.MONDAY NIGHT...West winds 5 to 10 knots. Seas 1 to 2 feet in the
evening, then 1 foot or less. Wave Detail: Northwest 1 foot at
3 seconds, becoming west 1 foot at 3 seconds.
.TUESDAY...Southwest winds around 5 knots. Seas 1 foot or less.
.TUESDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 3 seconds.
.WEDNESDAY...South winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet in the afternoon. Wave Detail: South 1 foot at
3 seconds, becoming south 2 feet at 5 seconds and south 1 foot at
2 seconds.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.THURSDAY...Southwest winds 5 to 10 knots. Seas around 2 feet.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.FRIDAY...South winds 10 to 15 knots. Seas 2 to 4 feet.
.FRIDAY NIGHT...South winds 15 to 20 knots. Seas 2 to 4 feet. A
slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ470-100815-
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TONIGHT...Northwest winds 20 to 25 knots, becoming north 15 to
20 knots late. Seas 4 to 6 feet, occasionally to 8 feet. Wave
Detail: Northwest 5 feet at 5 seconds and southeast 2 feet at
7 seconds.
.MONDAY...North winds 15 to 20 knots with gusts up to 25 knots,
becoming northwest 10 to 15 knots in the afternoon. Seas 3 to
5 feet, occasionally to 6 feet, subsiding to 2 to 3 feet in the
afternoon. Wave Detail: North 4 feet at 4 seconds and southeast
1 foot at 8 seconds, becoming northwest 2 feet at 4 seconds and
east 1 foot at 7 seconds.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Northwest 1 foot at 3 seconds and southeast
1 foot at 7 seconds.
.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
7 seconds.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 6 seconds.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas around
3 feet.
.THURSDAY...Southwest winds around 10 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...South winds around 10 knots, increasing to
around 15 knots after midnight. Seas 2 to 3 feet.
.FRIDAY...South winds 15 to 20 knots. Seas around 4 feet,
building to 5 to 6 feet, occasionally to 8 feet in the afternoon.
.FRIDAY NIGHT...South winds 15 to 20 knots. Seas 5 to 6 feet,
occasionally to 8 feet. A slight chance of showers and
thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ472-100815-
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TONIGHT...Northwest winds 20 to 25 knots with gusts up to
30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail:
Northwest 5 feet at 5 seconds and south 3 feet at 7 seconds.
.MONDAY...North winds 15 to 20 knots, becoming northwest 10 to
15 knots in the afternoon. Seas 4 to 6 feet, occasionally to
8 feet, subsiding to 2 to 4 feet in the afternoon. Wave Detail:
Northwest 5 feet at 5 seconds and southeast 2 feet at 8 seconds,
becoming northwest 3 feet at 5 seconds and southeast 2 feet at
8 seconds.
.MONDAY NIGHT...West winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northwest 2 feet at 4 seconds and southeast 1 foot at
7 seconds.
.TUESDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less,
then around 2 feet in the afternoon. Wave Detail: Southwest
1 foot at 3 seconds and southeast 1 foot at 7 seconds, becoming
south 2 feet at 3 seconds and southeast 1 foot at 6 seconds.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 4 seconds.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 6 seconds.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY...Southwest winds around 10 knots. Seas around 3 feet.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas around 3 feet.
.FRIDAY...South winds 15 to 20 knots. Seas 3 to 4 feet, building
to 4 to 6 feet, occasionally to 8 feet in the afternoon.
.FRIDAY NIGHT...South winds 15 to 20 knots. Seas 5 to 7 feet,
occasionally to 9 feet. A slight chance of showers and
thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ475-100815-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM-
254 PM CDT Sun Mar 9 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TONIGHT...Northwest winds 20 to 25 knots with gusts up to
30 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail:
Northwest 6 feet at 6 seconds and south 4 feet at 8 seconds.
.MONDAY...North winds 20 to 25 knots, becoming northwest 15 to
20 knots in the afternoon. Seas 5 to 7 feet, occasionally to
9 feet. Wave Detail: Northwest 5 feet at 6 seconds and south
4 feet at 8 seconds.
.MONDAY NIGHT...Northwest winds 10 to 15 knots with gusts up to
20 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to
4 feet. Wave Detail: Northwest 3 feet at 5 seconds and southeast
1 foot at 7 seconds.
.TUESDAY...Southwest winds around 5 knots. Seas around 2 feet in
the morning, then 1 foot or less. Wave Detail: West 1 foot at
4 seconds and southeast 1 foot at 6 seconds, becoming southeast
1 foot at 3 seconds and southeast 1 foot at 6 seconds.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 3 seconds and southeast 2 feet
at 6 seconds.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 5 seconds.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY...Southwest winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas around 3 feet.
.THURSDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. Seas 3 to 4 feet.
.FRIDAY...South winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet.
.FRIDAY NIGHT...South winds 20 to 25 knots. Seas 5 to 7 feet,
occasionally to 9 feet. A slight chance of showers after
midnight.

$$