National Weather Service Marine Forecast FZUS54 KLCH

FZUS54 KLCH 142009
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
309 PM CDT Tue Apr 14 2026

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.

GMZ400-150900
309 PM CDT Tue Apr 14 2026

.Synopsis for Lower Atchafalaya River LA to High Island TX out 60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote Blanche Bays...

High pressure over the southeastern gulf will maintain steady onshore winds between 10-15 knots through Saturday. A cold front will move through the coastal waters Saturday night accompanied by showers and thunderstorms. Strong offshore winds of 25-30 knots will develop in the wake of the front Sunday.

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GMZ430-150900
Sabine Lake
309 PM CDT Tue Apr 14 2026

TONIGHT
Southeast winds 10 to 15 knots. Lake waters choppy.

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
South winds 10 to 15 knots. Lake waters choppy.

THURSDAY NIGHT
South winds 10 to 15 knots. Lake waters choppy.

FRIDAY
South winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Lake waters rough.

FRIDAY NIGHT
South winds 10 to 15 knots. Lake waters choppy.

SATURDAY
South winds 10 to 15 knots. Lake waters choppy.

SATURDAY NIGHT
West winds around 10 knots, becoming north 20 to 25 knots after midnight. Lake waters very rough. A chance of showers with a slight chance of thunderstorms.

SUNDAY
Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Lake waters very rough.

SUNDAY NIGHT
Northeast winds 10 to 15 knots. Lake waters choppy.

Winds and waves higher in and near thunderstorms.

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GMZ432-150900
Calcasieu Lake
309 PM CDT Tue Apr 14 2026

TONIGHT
South winds 10 to 15 knots. Lake waters choppy.

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
South winds 10 to 15 knots with gusts up to 20 knots. Lake waters choppy.

THURSDAY NIGHT
South winds 10 to 15 knots. Lake waters choppy.

FRIDAY
South winds 10 to 15 knots with gusts up to 25 knots. Lake waters choppy.

FRIDAY NIGHT
South winds 10 to 15 knots. Lake waters choppy.

SATURDAY
South winds 10 to 15 knots. Lake waters choppy.

SATURDAY NIGHT
Southwest winds around 10 knots, becoming north after midnight. Lake waters choppy. A chance of showers with a slight chance of thunderstorms.

SUNDAY
Northeast winds 15 to 20 knots. Lake waters rough.

SUNDAY NIGHT
Northeast winds 10 to 15 knots. Lake waters choppy.

Winds and waves higher in and near thunderstorms.

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GMZ435-150900
Vermilion and West Cote Blanche Bays
309 PM CDT Tue Apr 14 2026

TONIGHT
Southeast winds around 10 knots. Bay waters light chop.

WEDNESDAY
Southeast winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Bay waters choppy.

WEDNESDAY NIGHT
South winds 5 to 10 knots. Bay waters light chop.

THURSDAY
South winds 5 to 10 knots. Bay waters light chop.

THURSDAY NIGHT
South winds 5 to 10 knots. Bay waters light chop.

FRIDAY
South winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Bay waters choppy.

FRIDAY NIGHT
South winds around 10 knots. Bay waters light chop.

SATURDAY
South winds around 10 knots. Bay waters light chop.

SATURDAY NIGHT
South winds 5 to 10 knots, becoming northwest 10 to 15 knots after midnight. Bay waters choppy. A chance of showers with a slight chance of thunderstorms after midnight.

SUNDAY
North winds 20 to 25 knots, becoming northeast 15 to 20 knots in the afternoon. Bay waters very rough. A slight chance of showers in the morning.

SUNDAY NIGHT
Northeast winds 10 to 15 knots. Bay waters choppy.

Winds and waves higher in and near thunderstorms.

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GMZ436-150900
Atchafalaya and East Cote Blanche Bays
309 PM CDT Tue Apr 14 2026

TONIGHT
Southeast winds 5 to 10 knots. Bay waters light chop.

WEDNESDAY
Southeast winds 5 to 10 knots. Bay waters light chop.

WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Bay waters light chop.

THURSDAY
South winds 5 to 10 knots. Bay waters light chop.

THURSDAY NIGHT
South winds 5 to 10 knots. Bay waters light chop.

FRIDAY
Southeast winds 5 to 10 knots. Bay waters light chop.

FRIDAY NIGHT
South winds 5 to 10 knots. Bay waters light chop.

SATURDAY
South winds 5 to 10 knots. Bay waters light chop.

SATURDAY NIGHT
South winds 5 to 10 knots, becoming northwest 10 to 15 knots after midnight. Bay waters choppy. A chance of showers with a slight chance of thunderstorms after midnight.

SUNDAY
North winds 15 to 20 knots, becoming northeast 10 to 15 knots in the afternoon. Bay waters rough. A slight chance of showers in the morning.

SUNDAY NIGHT
Northeast winds 10 to 15 knots. Bay waters choppy.

Winds and waves higher in and near thunderstorms.

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GMZ450-150900
Coastal waters from Cameron LA to High Island TX out 20 NM
309 PM CDT Tue Apr 14 2026

TONIGHT
Southeast winds around 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds.

WEDNESDAY
South winds around 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds.

WEDNESDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds.

THURSDAY
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds.

THURSDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds.

FRIDAY
Southeast winds around 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds.

FRIDAY NIGHT
South winds 15 to 20 knots. Seas 3 to 4 feet.

SATURDAY
South winds 10 to 15 knots. Seas 2 to 4 feet.

SATURDAY NIGHT
South winds 10 to 15 knots, becoming north 20 to 25 knots after midnight. Seas 2 to 4 feet. A chance of showers with a slight chance of thunderstorms.

SUNDAY
Northeast winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. A slight chance of showers in the morning.

SUNDAY NIGHT
Northeast winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet.

Winds and seas higher in and near thunderstorms.

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GMZ452-150900
Coastal waters from Intracoastal City to Cameron LA out 20 NM
309 PM CDT Tue Apr 14 2026

TONIGHT
Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds.

WEDNESDAY
Southeast 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. Wave Detail: South 2 feet at 5 seconds.

THURSDAY
South winds around 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds.

THURSDAY NIGHT
South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds.

FRIDAY
Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds.

FRIDAY NIGHT
South winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet.

SATURDAY
South winds 10 to 15 knots. Seas 2 to 3 feet.

SATURDAY NIGHT
South winds 10 to 15 knots, becoming north 20 to 25 knots after midnight. Seas 2 to 3 feet. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight.

SUNDAY
Northeast winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers in the morning.

SUNDAY NIGHT
Northeast winds 20 to 25 knots. Seas 2 to 4 feet.

Winds and seas higher in and near thunderstorms.

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GMZ455-150900
Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM
309 PM CDT Tue Apr 14 2026

TONIGHT
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: South 2 feet at 3 seconds.

WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 1 foot at 3 seconds.

THURSDAY
South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 1 foot at 4 seconds.

THURSDAY NIGHT
South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 1 foot at 3 seconds.

FRIDAY
Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 1 foot at 2 seconds.

FRIDAY NIGHT
South winds 10 to 15 knots. Seas around 2 feet.

SATURDAY
South winds 5 to 10 knots. Seas around 2 feet.

SATURDAY NIGHT
South winds around 5 knots, becoming northwest 10 to 15 knots after midnight. Seas around 2 feet. A chance of showers with a slight chance of thunderstorms after midnight.

SUNDAY
Northeast winds 15 to 20 knots. Seas 2 to 3 feet. A slight chance of showers in the morning.

SUNDAY NIGHT
Northeast winds 15 to 20 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

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GMZ470-150900
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM
309 PM CDT Tue Apr 14 2026

TONIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: South 3 feet at 6 seconds.

WEDNESDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: South 3 feet at 6 seconds.

WEDNESDAY NIGHT
Southeast winds 10 to 15 knots. Seas around 3 feet. Wave Detail: South 3 feet at 6 seconds.

THURSDAY
South winds around 10 knots. Seas around 3 feet. Wave Detail: South 3 feet at 6 seconds.

THURSDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 7 seconds.

FRIDAY
Southeast winds 10 to 15 knots. Seas around 3 feet. Wave Detail: South 3 feet at 7 seconds.

FRIDAY NIGHT
South winds around 15 knots with gusts up to 20 knots. Seas 3 to 4 feet.

SATURDAY
South winds 10 to 15 knots. Seas 3 to 4 feet.

SATURDAY NIGHT
Southeast winds 10 to 15 knots, becoming north 20 to 25 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. A chance of showers with a slight chance of thunderstorms.

SUNDAY
Northeast winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Seas 5 to 8 feet, occasionally to 10 feet. A slight chance of showers in the morning.

SUNDAY NIGHT
Northeast winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet.

Winds and seas higher in and near thunderstorms.

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GMZ472-150900
Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM
309 PM CDT Tue Apr 14 2026

TONIGHT
Southeast winds 10 to 15 knots. Seas around 3 feet. Wave Detail: South 3 feet at 6 seconds.

WEDNESDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 6 seconds.

WEDNESDAY NIGHT
Southeast winds 10 to 15 knots. Seas around 3 feet. Wave Detail: South 3 feet at 6 seconds.

THURSDAY
South winds around 10 knots. Seas around 3 feet. Wave Detail: South 3 feet at 6 seconds.

THURSDAY NIGHT
South winds around 10 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 7 seconds.

FRIDAY
Southeast winds 10 to 15 knots. Seas around 3 feet. Wave Detail: South 3 feet at 7 seconds.

FRIDAY NIGHT
South winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet.

SATURDAY
South winds 10 to 15 knots. Seas 3 to 4 feet.

SATURDAY NIGHT
Southeast winds around 10 knots, becoming north 20 to 25 knots after midnight. Seas 2 to 4 feet. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight.

SUNDAY
Northeast winds 25 to 30 knots, diminishing to 20 to 25 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. A slight chance of showers in the morning.

SUNDAY NIGHT
Northeast winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet.

Winds and seas higher in and near thunderstorms.

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GMZ475-150900
Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM
309 PM CDT Tue Apr 14 2026

TONIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds.

WEDNESDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds.

WEDNESDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds.

THURSDAY
South winds around 10 knots. Seas 2 to 4 feet. Wave Detail: Southeast 4 feet at 7 seconds.

THURSDAY NIGHT
South winds around 10 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds.

FRIDAY
Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds.

FRIDAY NIGHT
South winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet.

SATURDAY
South winds 10 to 15 knots. Seas 3 to 4 feet.

SATURDAY NIGHT
South winds 5 to 10 knots, becoming east 10 to 15 knots after midnight. Seas 2 to 3 feet. A slight chance of showers after midnight.

SUNDAY
Northeast winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. A slight chance of showers in the morning.

SUNDAY NIGHT
Northeast winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet.