National Weather Service Marine Forecast FZUS54 KLCH

FZUS54 KLCH 192009
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
309 PM CDT Fri Jun 19 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.

GMZ400-200900
309 PM CDT Fri Jun 19 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...

A light to moderate onshore flow will remain in place through early Sunday, however the pressure gradient may tighten a bit with winds approaching SCA criteria Sunday night into Monday. Winds will subside by mid week.

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GMZ430-200900
Sabine Lake
309 PM CDT Fri Jun 19 2026

TONIGHT
South winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms this evening. A slight chance of showers and thunderstorms late.

SATURDAY
South winds 5 to 10 knots. Lake waters light chop. A chance of showers and thunderstorms.

SATURDAY NIGHT
South winds 10 to 15 knots. Lake waters choppy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight.

SUNDAY
South winds 10 to 15 knots with gusts up to 20 knots. Lake waters choppy. A slight chance of showers and thunderstorms in the morning.

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

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

MONDAY NIGHT
South winds 5 to 10 knots. Lake waters light chop.

TUESDAY
South winds 5 to 10 knots. Lake waters light chop.

TUESDAY NIGHT
Southwest winds 5 to 10 knots. Lake waters light chop.

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

WEDNESDAY NIGHT
Southwest winds 5 to 10 knots. Lake waters light chop.

Winds and waves higher in and near thunderstorms.

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GMZ432-200900
Calcasieu Lake
309 PM CDT Fri Jun 19 2026

TONIGHT
South winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms this evening.

SATURDAY
South winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms.

SATURDAY NIGHT
South winds 10 to 15 knots. Lake waters choppy. A chance of showers and thunderstorms.

SUNDAY
South winds 10 to 15 knots with gusts up to 25 knots. Lake waters choppy. A slight chance of showers and thunderstorms in the morning.

SUNDAY NIGHT
South winds around 15 knots with gusts up to 25 knots. Lake waters choppy.

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

MONDAY NIGHT
South winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots after midnight. Lake waters choppy.

TUESDAY
South winds 5 to 10 knots. Lake waters light chop.

TUESDAY NIGHT
Southwest winds 5 to 10 knots. Lake waters light chop.

WEDNESDAY
Southwest winds 5 to 10 knots. Lake waters light chop.

WEDNESDAY NIGHT
Southwest winds 5 to 10 knots. Lake waters light chop.

Winds and waves higher in and near thunderstorms.

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GMZ435-200900
Vermilion and West Cote Blanche Bays
309 PM CDT Fri Jun 19 2026

TONIGHT
South winds around 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms this evening.

SATURDAY
South winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 10 to 15 knots. Bay waters choppy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight.

SUNDAY
South winds around 15 knots with gusts up to 20 knots. Bay waters choppy.

SUNDAY NIGHT
South winds 15 to 20 knots. Bay waters rough.

MONDAY
South winds 10 to 15 knots. Bay waters choppy.

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

TUESDAY
Southwest winds 5 to 10 knots. Bay waters light chop.

TUESDAY NIGHT
Southwest winds 5 to 10 knots. Bay waters light chop.

WEDNESDAY
Southwest winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms in the afternoon.

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

Winds and waves higher in and near thunderstorms.

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GMZ436-200900
Atchafalaya and East Cote Blanche Bays
309 PM CDT Fri Jun 19 2026

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

SATURDAY
South winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 10 to 15 knots. Bay waters choppy. A chance of showers and thunderstorms, mainly in the evening.

SUNDAY
South winds 10 to 15 knots. Bay waters choppy.

SUNDAY NIGHT
South winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Bay waters rough.

MONDAY
South winds 10 to 15 knots. Bay waters choppy.

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

TUESDAY
Southwest winds 5 to 10 knots. Bay waters light chop.

TUESDAY NIGHT
Southwest winds 5 to 10 knots. Bay waters light chop.

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

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

Winds and waves higher in and near thunderstorms.

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GMZ450-200900
Coastal waters from Cameron LA to High Island TX out 20 NM
309 PM CDT Fri Jun 19 2026

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

SATURDAY
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 7 seconds and south 2 feet at 4 seconds. A slight chance of showers and thunderstorms.

SATURDAY NIGHT
South winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 4 feet. Wave Detail: South 4 feet at 6 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight.

SUNDAY
South winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 5 seconds. A slight chance of showers and thunderstorms in the morning.

SUNDAY NIGHT
South winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 5 seconds.

MONDAY
South winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 4 feet at 5 seconds.

MONDAY NIGHT
South winds around 15 knots with gusts up to 20 knots. Seas 2 to 3 feet.

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

TUESDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet.

WEDNESDAY
Southwest winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas around 2 feet.

WEDNESDAY NIGHT
Southwest winds 10 to 15 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

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GMZ452-200900
Coastal waters from Intracoastal City to Cameron LA out 20 NM
309 PM CDT Fri Jun 19 2026

TONIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. A slight chance of showers and thunderstorms this evening.

SATURDAY
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 7 seconds. A slight chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 4 feet. Wave Detail: South 4 feet at 5 seconds. A slight chance of showers and thunderstorms.

SUNDAY
South winds 15 to 20 knots. Seas 2 to 4 feet. Wave Detail: South 4 feet at 5 seconds.

SUNDAY NIGHT
South winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 5 seconds.

MONDAY
South winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 6 seconds.

MONDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet.

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

TUESDAY NIGHT
Southwest winds 10 to 15 knots. Seas 2 to 3 feet.

WEDNESDAY
Southwest winds 5 to 10 knots. Seas around 2 feet.

WEDNESDAY NIGHT
Southwest winds around 10 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

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GMZ455-200900
Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM
309 PM CDT Fri Jun 19 2026

TONIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 3 seconds and south 2 feet at 7 seconds.

SATURDAY
South winds around 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 7 seconds and south 1 foot at 2 seconds. A chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 3 seconds. A slight chance of showers and thunderstorms.

SUNDAY
South winds around 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds and south 2 feet at 3 seconds.

SUNDAY NIGHT
South winds 15 to 20 knots. Seas 2 to 4 feet. Wave Detail: South 3 feet at 6 seconds and south 2 feet at 3 seconds.

MONDAY
South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds and south 2 feet at 2 seconds.

MONDAY NIGHT
South winds around 10 knots. Seas 2 to 3 feet.

TUESDAY
Southwest winds 5 to 10 knots. Seas around 2 feet.

TUESDAY NIGHT
Southwest winds 5 to 10 knots. Seas around 2 feet.

WEDNESDAY
West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less.

WEDNESDAY NIGHT
Southwest winds 5 to 10 knots. Seas 1 foot or less.

Winds and seas higher in and near thunderstorms.

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GMZ470-200900
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM
309 PM CDT Fri Jun 19 2026

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

SATURDAY
South winds around 10 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 7 seconds. A slight chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds. A slight chance of showers and thunderstorms.

SUNDAY
South winds around 15 knots with gusts up to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds.

SUNDAY NIGHT
South winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds.

MONDAY
South winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds.

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

TUESDAY
South winds around 10 knots. Seas 3 to 4 feet.

TUESDAY NIGHT
South winds around 10 knots. Seas around 3 feet.

WEDNESDAY
Southwest winds 5 to 10 knots. Seas 2 to 3 feet.

WEDNESDAY NIGHT
South winds 5 to 10 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

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GMZ472-200900
Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM
309 PM CDT Fri Jun 19 2026

TONIGHT
Southeast winds around 10 knots, becoming south with gusts up to 20 knots late this evening and overnight. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: South 4 feet at 7 seconds.

SATURDAY
South winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 4 feet at 7 seconds. A slight chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds. A slight chance of showers and thunderstorms.

SUNDAY
South winds around 15 knots with gusts up to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds.

SUNDAY NIGHT
South winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 6 seconds.

MONDAY
South winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 6 seconds.

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

TUESDAY
South winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 3 to 4 feet.

TUESDAY NIGHT
South winds around 10 knots. Seas around 3 feet.

WEDNESDAY
Southwest winds 5 to 10 knots. Seas 2 to 3 feet.

WEDNESDAY NIGHT
Southwest winds 5 to 10 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

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GMZ475-200900
Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM
309 PM CDT Fri Jun 19 2026

TONIGHT
South winds 10 to 15 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds.

SATURDAY
South winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds. A slight chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds. A slight chance of showers and thunderstorms in the evening.

SUNDAY
South winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 7 seconds.

SUNDAY NIGHT
South winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 6 seconds.

MONDAY
South winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 6 seconds.

MONDAY NIGHT
South winds 10 to 15 knots. Seas 3 to 4 feet.

TUESDAY
South winds 5 to 10 knots. Seas 2 to 4 feet.

TUESDAY NIGHT
Southwest winds 5 to 10 knots. Seas 2 to 3 feet.

WEDNESDAY
West winds around 5 knots. Seas 2 to 3 feet.

WEDNESDAY NIGHT
Southwest winds 5 to 10 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.