FZUS54 KLCH 290540
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
1239 AM CDT Wed Oct 29 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.

GMZ400-291800
1239 AM CDT Wed Oct 29 2025

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

Strong offshore winds will wash out remaining showers and thunderstorms in the next hour. Expect winds to increase into today, maximizing in the afternoon and early evening hours. Sustained offshore winds 25 to 35 knots with gusts up to 45 knots and very hazardous seas 7 to 14 feet are expected from this morning with a gradual decrease into Thursday morning.

Winds will further calm over Thursday, returning to calm by overnight into Friday morning and perhaps turning back onshore by early Saturday.

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GMZ430-291800
Sabine Lake
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds 20 to 25 knots with gusts up to 30 knots. Lake waters very rough.

TONIGHT
Northwest winds 20 to 25 knots with gusts up to 30 knots, diminishing to 15 to 20 knots after midnight. Lake waters very rough.

THURSDAY
Northwest winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots in the afternoon. Lake waters choppy.

THURSDAY NIGHT
North winds 5 to 10 knots. Lake waters light chop.

FRIDAY
Northeast winds around 5 knots, becoming southeast around 5 knots in the afternoon. Lake waters smooth.

FRIDAY NIGHT
Southeast winds around 5 knots. Lake waters smooth.

SATURDAY
East winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
East winds 5 to 10 knots, becoming northeast after midnight. Lake waters light chop. A chance of thunderstorms in the evening. A chance of showers.

SUNDAY
North winds around 10 knots. Lake waters light chop.

SUNDAY NIGHT
North winds 5 to 10 knots. Lake waters light chop.

Winds and waves higher in and near thunderstorms.

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GMZ432-291800
Calcasieu Lake
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds 20 to 25 knots, increasing to 25 to 30 knots this afternoon. Lake waters extremely rough.

TONIGHT
Northwest winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Lake waters very rough.

THURSDAY
Northwest winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Lake waters rough.

THURSDAY NIGHT
North winds 5 to 10 knots. Lake waters light chop.

FRIDAY
Northeast winds around 5 knots, becoming southeast around 5 knots in the afternoon. Lake waters smooth.

FRIDAY NIGHT
Southeast winds around 5 knots. Lake waters smooth.

SATURDAY
East winds 5 to 10 knots. Lake waters light chop. A slight chance of showers in the afternoon.

SATURDAY NIGHT
East winds 5 to 10 knots, becoming northeast after midnight. Lake waters light chop. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers after midnight.

SUNDAY
North winds around 10 knots. Lake waters light chop.

SUNDAY NIGHT
North winds around 10 knots. Lake waters light chop.

Winds and waves higher in and near thunderstorms.

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GMZ435-291800
Vermilion and West Cote Blanche Bays
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds 25 to 30 knots. Bay waters extremely rough.

TONIGHT
Northwest winds 20 to 25 knots with gusts up to 30 knots. Bay waters very rough.

THURSDAY
Northwest winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Bay waters rough.

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

FRIDAY
Northeast winds 5 to 10 knots, becoming north in the afternoon. Bay waters light chop.

FRIDAY NIGHT
North winds around 5 knots, becoming east around 5 knots after midnight. Bay waters smooth.

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

SATURDAY NIGHT
Southeast winds 5 to 10 knots, becoming east after midnight. Bay waters light chop. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight.

SUNDAY
North winds around 10 knots. Bay waters light chop. A slight chance of showers in the morning.

SUNDAY NIGHT
North winds around 10 knots. Bay waters light chop.

Winds and waves higher in and near thunderstorms.

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GMZ436-291800
Atchafalaya and East Cote Blanche Bays
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds 20 to 25 knots with gusts up to 35 knots. Bay waters very rough.

TONIGHT
Northwest winds 20 to 25 knots with gusts up to 30 knots. Bay waters very rough.

THURSDAY
Northwest winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Bay waters rough.

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

FRIDAY
Northeast winds around 5 knots, becoming northwest around 5 knots in the afternoon. Bay waters smooth.

FRIDAY NIGHT
North winds around 5 knots, becoming east around 5 knots after midnight. Bay waters smooth.

SATURDAY
East winds around 5 knots. Bay waters smooth.

SATURDAY NIGHT
East winds 5 to 10 knots. Bay waters light chop. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight.

SUNDAY
North winds around 10 knots. Bay waters light chop. A slight chance of showers.

SUNDAY NIGHT
North winds 5 to 10 knots. Bay waters light chop.

Winds and waves higher in and near thunderstorms.

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GMZ450-291800
Coastal waters from Cameron LA to High Island TX out 20 NM
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds 25 to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Northwest 6 feet at 5 seconds.

TONIGHT
Northwest winds 20 to 25 knots with gusts up to 35 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northwest 5 feet at 5 seconds.

THURSDAY
North winds 15 to 20 knots with gusts up to 25 knots, becoming northwest 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: Northwest 4 feet at 4 seconds.

THURSDAY NIGHT
North winds around 10 knots. Seas 1 foot or less. Wave Detail: North 1 foot at 3 seconds.

FRIDAY
Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds.

FRIDAY NIGHT
Southeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 2 seconds.

SATURDAY
East winds around 10 knots. Seas 1 foot or less, then around 2 feet in the afternoon. A slight chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
Southeast winds 10 to 15 knots, becoming northeast after midnight. Seas around 2 feet. A chance of thunderstorms in the evening. A chance of showers.

SUNDAY
North winds 10 to 15 knots. Seas around 2 feet. A slight chance of showers in the morning.

SUNDAY NIGHT
North winds 10 to 15 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

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GMZ452-291800
Coastal waters from Intracoastal City to Cameron LA out 20 NM
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds 25 to 30 knots with gusts up to 40 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northwest 7 feet at 6 seconds.

TONIGHT
Northwest winds 25 to 30 knots, diminishing to 20 to 25 knots after midnight. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northwest 7 feet at 6 seconds.

THURSDAY
North winds 20 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: Northwest 5 feet at 5 seconds, becoming northwest 3 feet at 4 seconds.

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

FRIDAY
Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 2 seconds.

FRIDAY NIGHT
East winds 5 to 10 knots. Seas 1 foot or less.

SATURDAY
East winds around 10 knots. Seas 1 foot or less.

SATURDAY NIGHT
East winds around 10 knots, becoming northeast after midnight. Seas around 2 feet. A slight chance of thunderstorms. A chance of showers.

SUNDAY
North winds 10 to 15 knots. Seas around 2 feet. A slight chance of showers in the morning.

SUNDAY NIGHT
North winds 10 to 15 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

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GMZ455-291800
Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds 25 to 30 knots with gusts up to 40 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: West 5 feet at 5 seconds.

TONIGHT
Northwest winds 25 to 30 knots, diminishing to 20 to 25 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northwest 4 feet at 4 seconds and southwest 2 feet at 9 seconds.

THURSDAY
Northwest winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: Northwest 3 feet at 4 seconds.

THURSDAY NIGHT
North winds around 10 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: Northwest 2 feet at 3 seconds, becoming north 1 foot at 3 seconds.

FRIDAY
Northeast winds 5 to 10 knots, becoming north in the afternoon. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 2 seconds.

FRIDAY NIGHT
Northeast winds around 5 knots, becoming east around 5 knots after midnight. Seas 1 foot or less.

SATURDAY
East winds 5 to 10 knots. Seas 1 foot or less.

SATURDAY NIGHT
East winds 5 to 10 knots. Seas 1 foot or less. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight.

SUNDAY
North winds 10 to 15 knots. Seas around 2 feet. A chance of showers, mainly in the morning.

SUNDAY NIGHT
North winds around 10 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

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GMZ470-291800
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds 30 to 35 knots. Seas 8 to 11 feet, occasionally to 14 feet. Wave Detail: Northwest 10 feet at 6 seconds and southeast 1 foot at 7 seconds.

TONIGHT
Northwest winds 25 to 30 knots with gusts up to 40 knots. Seas 7 to 10 feet, occasionally to 13 feet, subsiding to 5 to 8 feet, occasionally to 10 feet after midnight. Wave Detail: Northwest 9 feet at 6 seconds, becoming northwest 8 feet at 6 seconds.

THURSDAY
North winds 20 to 25 knots with gusts up to 30 knots, becoming northwest 10 to 15 knots with gusts up to 20 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 6 feet at 5 seconds.

THURSDAY NIGHT
North winds 10 to 15 knots. Seas around 2 feet. Wave Detail: North 2 feet at 4 seconds.

FRIDAY
Northeast winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: North 1 foot at 3 seconds, becoming northeast 1 foot at 3 seconds.

FRIDAY NIGHT
East winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds.

SATURDAY
Southeast winds around 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
East winds around 10 knots, becoming northeast after midnight. Seas 2 to 3 feet. A chance of thunderstorms in the evening. A chance of showers.

SUNDAY
North winds around 15 knots. Seas 2 to 4 feet. A slight chance of showers.

SUNDAY NIGHT
North winds 10 to 15 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

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GMZ472-291800
Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds around 30 knots with gusts up to 40 knots. Seas 9 to 12 feet, occasionally to 15 feet. Wave Detail: Northwest 11 feet at 7 seconds and southeast 1 foot at 8 seconds.

TONIGHT
Northwest winds 25 to 30 knots. Seas 9 to 12 feet, occasionally to 15 feet, subsiding to 7 to 10 feet, occasionally to 13 feet after midnight. Wave Detail: Northwest 11 feet at 7 seconds, becoming northwest 9 feet at 7 seconds.

THURSDAY
North winds 20 to 25 knots, becoming northwest 15 to 20 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet, subsiding to 3 to 5 feet, occasionally to 6 feet in the afternoon. Wave Detail: Northwest 7 feet at 6 seconds, becoming northwest 5 feet at 6 seconds.

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

FRIDAY
Northeast winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: North 1 foot at 4 seconds, becoming north 1 foot at 3 seconds.

FRIDAY NIGHT
East winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds.

SATURDAY
East winds around 10 knots. Seas 1 foot or less.

SATURDAY NIGHT
East winds 10 to 15 knots. Seas around 2 feet. A slight chance of thunderstorms. A chance of showers.

SUNDAY
North winds around 15 knots. Seas 2 to 3 feet. A chance of showers, mainly in the morning.

SUNDAY NIGHT
North winds 10 to 15 knots. Seas 3 to 4 feet.

Winds and seas higher in and near thunderstorms.

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GMZ475-291800
Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM
1239 AM CDT Wed Oct 29 2025

GALE WARNING IN EFFECT THROUGH LATE TONIGHT

TODAY
Northwest winds around 30 knots with gusts up to 40 knots. Seas 8 to 11 feet, occasionally to 14 feet, building to 9 to 13 feet, occasionally to 17 feet this afternoon. Wave Detail: Northwest 11 feet at 8 seconds and southeast 1 foot at 8 seconds, becoming west 12 feet at 8 seconds.

TONIGHT
Northwest winds 25 to 30 knots. Seas 9 to 13 feet, occasionally to 17 feet, subsiding to 8 to 11 feet, occasionally to 14 feet after midnight. Wave Detail: Northwest 11 feet at 8 seconds and southwest 4 feet at 9 seconds, becoming northwest 10 feet at 8 seconds and south 2 feet at 10 seconds.

THURSDAY
North winds 20 to 25 knots, becoming northwest 15 to 20 knots in the afternoon. Seas 5 to 8 feet, occasionally to 10 feet, subsiding to 4 to 6 feet, occasionally to 8 feet in the afternoon. Wave Detail: Northwest 8 feet at 7 seconds and southeast 1 foot at 11 seconds, becoming northwest 5 feet at 6 seconds.

THURSDAY NIGHT
North winds 10 to 15 knots. Seas 2 to 4 feet. Wave Detail: Northwest 4 feet at 6 seconds and north 1 foot at 3 seconds.

FRIDAY
Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: North 1 foot at 4 seconds.

FRIDAY NIGHT
Northeast winds around 5 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds and northwest 1 foot at 4 seconds.

SATURDAY
East winds 5 to 10 knots. Seas 1 foot or less.

SATURDAY NIGHT
East winds 10 to 15 knots. Seas 1 foot or less, then around 2 feet after midnight. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight.

SUNDAY
North winds 10 to 15 knots. Seas 2 to 4 feet. A chance of showers, mainly in the morning.

SUNDAY NIGHT
Northeast winds 10 to 15 knots. Seas 3 to 4 feet. A slight chance of showers in the evening.

Winds and seas higher in and near thunderstorms.