National Weather Service Marine Forecast FZUS54 KLCH
FZUS54 KLCH 200617
CWFLCH
Coastal Waters Forecast
National Weather Service Lake Charles LA
1217 AM CST Tue Jan 20 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.
GMZ400-201900
1217 AM CST Tue Jan 20 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...
Light easterly winds and low seas will prevail today with winds and seas increasing tonight into Wednesday ahead of a coastal low that will move up the Texas gulf coast bringing showers across the coastal waters Wednesday and Thursday. A strong cold front will push through the coastal waters Friday night with strong offshore flow developing behind it Saturday and Sunday. Light rain will also be possible over the coastal waters through the weekend.
GMZ430-201900
Sabine Lake
1217 AM CST Tue Jan 20 2026
LOW WATER ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO NOON CST TODAY
TODAY
East winds 5 to 10 knots. Lake waters light chop.
TONIGHT
Southeast winds 10 to 15 knots. Lake waters choppy.
WEDNESDAY
Southeast winds around 10 knots. Lake waters light
chop. A chance of showers in the morning, then showers likely in
the afternoon.
WEDNESDAY NIGHT
South winds 5 to 10 knots. Lake waters light
chop. A chance of showers. A slight chance of thunderstorms after
midnight.
THURSDAY
Southeast winds 5 to 10 knots. Lake waters light
chop. A chance of showers, mainly in the morning.
THURSDAY NIGHT
East winds 5 to 10 knots. Lake waters light
chop.
FRIDAY
East winds 5 to 10 knots. Lake waters light chop. A
slight chance of showers in the morning, then a chance of showers
in the afternoon.
FRIDAY NIGHT
Northeast winds 10 to 15 knots. Lake waters
choppy. A chance of showers.
SATURDAY
Northeast winds 15 to 20 knots. Lake waters rough.
Showers.
SATURDAY NIGHT
North winds 15 to 20 knots. Lake waters rough.
Showers likely, mainly in the evening.
Winds and waves higher in and near thunderstorms.
GMZ432-201900
Calcasieu Lake
1217 AM CST Tue Jan 20 2026
LOW WATER ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO NOON CST TODAY
TODAY
East winds 5 to 10 knots. Lake waters light chop.
TONIGHT
Southeast winds 10 to 15 knots. Lake waters choppy.
WEDNESDAY
Southeast winds 10 to 15 knots with gusts up to
20 knots. Lake waters choppy. A chance of showers in the morning,
then showers likely in the afternoon.
WEDNESDAY NIGHT
South winds 5 to 10 knots. Lake waters light
chop. Showers likely, mainly in the evening.
THURSDAY
Southeast winds 5 to 10 knots. Lake waters light
chop. A chance of showers, mainly in the morning.
THURSDAY NIGHT
East winds 5 to 10 knots. Lake waters light
chop.
FRIDAY
Northeast winds 5 to 10 knots, becoming east 10 to
15 knots in the afternoon. Lake waters choppy. A slight chance of
showers in the morning, then a chance of showers in the
afternoon.
FRIDAY NIGHT
Northeast winds 10 to 15 knots, increasing to
15 to 20 knots after midnight. Lake waters rough. A chance of
showers.
SATURDAY
Northeast winds 15 to 20 knots. Lake waters rough.
Showers.
SATURDAY NIGHT
North winds 15 to 20 knots. Lake waters rough.
Showers likely.
GMZ435-201900
Vermilion and West Cote Blanche Bays
1217 AM CST Tue Jan 20 2026
TODAY
East winds 5 to 10 knots. Bay waters light chop.
TONIGHT
East winds 10 to 15 knots. Bay waters choppy.
WEDNESDAY
Southeast winds 10 to 15 knots. Bay waters choppy. A
chance of showers in the afternoon.
WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Bay waters
light chop. A chance of showers.
THURSDAY
Southeast winds 5 to 10 knots. Bay waters light chop.
A chance of showers.
THURSDAY NIGHT
Southeast winds around 5 knots. Bay waters
smooth. A slight chance of showers.
FRIDAY
Northeast winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers in the morning, then a chance of showers
in the afternoon.
FRIDAY NIGHT
Northeast winds 10 to 15 knots. Bay waters
choppy. A chance of showers.
SATURDAY
Northeast winds 10 to 15 knots. Bay waters choppy. A
chance of showers in the morning, then showers likely in the
afternoon.
SATURDAY NIGHT
North winds 15 to 20 knots. Bay waters rough.
Showers likely, mainly in the evening.
GMZ436-201900
Atchafalaya and East Cote Blanche Bays
1217 AM CST Tue Jan 20 2026
TODAY
East winds 5 to 10 knots. Bay waters light chop.
TONIGHT
East winds 5 to 10 knots. Bay waters light chop.
WEDNESDAY
Southeast winds 5 to 10 knots. Bay waters light
chop. A slight chance of showers in the afternoon.
WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Bay waters
light chop. A chance of showers.
THURSDAY
Southeast winds around 5 knots. Bay waters smooth. A
slight chance of showers in the morning, then a chance of showers
in the afternoon.
THURSDAY NIGHT
Southeast winds around 5 knots. Bay waters
smooth. A slight chance of showers.
FRIDAY
East winds 5 to 10 knots. Bay waters light chop. A
slight chance of showers in the morning, then a chance of showers
in the afternoon.
FRIDAY NIGHT
Northeast winds 5 to 10 knots. Bay waters light
chop. A chance of showers.
SATURDAY
East winds 10 to 15 knots. Bay waters choppy. A
chance of showers in the morning, then showers likely in the
afternoon.
SATURDAY NIGHT
North winds 10 to 15 knots. Bay waters choppy.
Showers likely, mainly in the evening.
GMZ450-201900
Coastal waters from Cameron LA to High Island TX out 20 NM
1217 AM CST Tue Jan 20 2026
TODAY
East winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 4 seconds.
TONIGHT
Southeast winds around 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at
5 seconds.
WEDNESDAY
Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 4 seconds. A chance of showers
in the morning, then showers likely in the afternoon.
WEDNESDAY NIGHT
South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 5 seconds. Showers likely,
mainly in the evening.
THURSDAY
East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds. A chance of showers,
mainly in the morning.
THURSDAY NIGHT
East winds around 10 knots. Seas around 2 feet.
Wave Detail: East 2 feet at 4 seconds and south 1 foot at
5 seconds. A slight chance of showers after midnight.
FRIDAY
East winds 10 to 15 knots. Seas around 2 feet. A slight
chance of showers in the morning, then a chance of showers in the
afternoon.
FRIDAY NIGHT
East winds 15 to 20 knots. Seas 2 to 4 feet. A
chance of showers.
SATURDAY
Northeast winds 15 to 20 knots. Seas 2 to 4 feet.
Showers.
SATURDAY NIGHT
North winds around 20 knots. Seas 3 to 4 feet.
Showers likely, mainly in the evening.
GMZ452-201900
Coastal waters from Intracoastal City to Cameron LA out 20 NM
1217 AM CST Tue Jan 20 2026
TODAY
East winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds.
TONIGHT
Southeast winds 15 to 20 knots. Seas 2 to 4 feet. Wave
Detail: Southeast 4 feet at 5 seconds.
WEDNESDAY
Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at
5 seconds. A slight chance of showers in the morning, then
showers likely in the afternoon.
WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Seas 2 to
3 feet. Showers likely, mainly in the evening.
THURSDAY
Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: East 2 feet at 3 seconds. A chance of showers.
THURSDAY NIGHT
East winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 5 seconds. A slight chance of
showers.
FRIDAY
Northeast winds 10 to 15 knots. Seas around 2 feet. A
chance of showers.
FRIDAY NIGHT
Northeast winds 10 to 15 knots, becoming east
15 to 20 knots after midnight. Seas 2 to 3 feet. A chance of
showers.
SATURDAY
Northeast winds 15 to 20 knots. Seas 2 to 4 feet.
Showers.
SATURDAY NIGHT
North winds 20 to 25 knots. Seas 3 to 4 feet.
Showers likely, mainly in the evening.
GMZ455-201900
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM
1217 AM CST Tue Jan 20 2026
TODAY
East winds 5 to 10 knots, increasing to 10 to 15 knots
this afternoon. Seas 1 to 2 feet. Wave Detail: East 2 feet at
3 seconds.
TONIGHT
East winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 3 seconds.
WEDNESDAY
Southeast winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 3 seconds. A chance of showers
in the afternoon.
WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Seas around
2 feet. Wave Detail: Southeast 1 foot at 3 seconds. A chance of
showers.
THURSDAY
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: East 1 foot at 3 seconds. A chance of showers.
THURSDAY NIGHT
Southeast winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: East 1 foot at 3 seconds. A slight chance of
showers in the evening, then a chance of showers after midnight.
FRIDAY
East winds 5 to 10 knots. Seas around 2 feet. A chance
of showers.
FRIDAY NIGHT
East winds 10 to 15 knots. Seas around 2 feet. A
chance of showers.
SATURDAY
East winds 10 to 15 knots. Seas 2 to 3 feet. A chance
of showers in the morning, then showers likely in the afternoon.
SATURDAY NIGHT
North winds 15 to 20 knots. Seas 2 to 4 feet.
Showers likely, mainly in the evening.
GMZ470-201900
Coastal waters from Cameron LA to High Island TX from 20 to 60 NM
1217 AM CST Tue Jan 20 2026
TODAY
East winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet. Wave Detail: East 3 feet at 4 seconds.
TONIGHT
Southeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 5 seconds.
WEDNESDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 4 feet at 6 seconds. A chance of showers
in the morning, then showers in the afternoon.
WEDNESDAY NIGHT
South winds around 10 knots. Seas 2 to 4 feet.
Wave Detail: Southeast 4 feet at 6 seconds. Showers likely,
mainly in the evening.
THURSDAY
Southeast winds 5 to 10 knots, becoming east in the
afternoon. Seas 2 to 3 feet. Wave Detail: South 3 feet at
6 seconds. A chance of showers, mainly in the morning.
THURSDAY NIGHT
East winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of
showers.
FRIDAY
East winds 10 to 15 knots. Seas 2 to 3 feet. A chance
of showers.
FRIDAY NIGHT
East winds 15 to 20 knots. Seas 3 to 4 feet. A
chance of showers.
SATURDAY
Northeast winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Showers.
SATURDAY NIGHT
North winds 20 to 25 knots. Seas 5 to 6 feet,
occasionally to 8 feet. Showers likely, mainly in the evening.
GMZ472-201900
Coastal waters from Intracoastal City to Cameron LA from 20 to
60 NM
1217 AM CST Tue Jan 20 2026
TODAY
East winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 5 seconds.
TONIGHT
Southeast winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds.
WEDNESDAY
Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at
6 seconds. A chance of showers in the morning, then showers
likely in the afternoon.
WEDNESDAY NIGHT
Southeast winds 10 to 15 knots, becoming south
5 to 10 knots after midnight. Seas 2 to 4 feet. Wave Detail:
Southeast 4 feet at 6 seconds. Showers likely, mainly in the
evening.
THURSDAY
Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 6 seconds. A chance of showers, mainly in
the morning.
THURSDAY NIGHT
Southeast winds 5 to 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight
chance of showers. A slight chance of thunderstorms after
midnight.
FRIDAY
East winds 10 to 15 knots. Seas 2 to 3 feet. A chance
of showers.
FRIDAY NIGHT
East winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers.
SATURDAY
Northeast winds 15 to 20 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Showers.
SATURDAY NIGHT
North winds around 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Showers likely, mainly in the evening.
Winds and seas higher in and near thunderstorms.
GMZ475-201900
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA from 20 to 60 NM
1217 AM CST Tue Jan 20 2026
TODAY
East winds 10 to 15 knots, increasing to 15 to 20 knots
late. Seas 2 to 4 feet. Wave Detail: East 4 feet at 5 seconds.
TONIGHT
Southeast winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds.
WEDNESDAY
Southeast winds 10 to 15 knots with gusts up to
20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
Southeast 5 feet at 6 seconds. A slight chance of showers in the
morning, then a chance of showers in the afternoon.
WEDNESDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to
5 feet, occasionally to 6 feet. Wave Detail: Southeast 4 feet at
7 seconds. Showers likely, mainly in the evening.
THURSDAY
Southeast winds around 10 knots. Seas 2 to 4 feet.
Wave Detail: Southeast 4 feet at 7 seconds. A chance of showers,
mainly in the morning.
THURSDAY NIGHT
Southeast winds around 10 knots. Seas 2 to
4 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight
chance of showers in the evening, then a chance of showers with a
slight chance of thunderstorms after midnight.
FRIDAY
East winds 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of thunderstorms in the morning. A chance of showers.
FRIDAY NIGHT
East winds 10 to 15 knots. Seas 2 to 4 feet. A
chance of showers.
SATURDAY
East winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. A chance of showers in the morning, then
showers likely in the afternoon.
SATURDAY NIGHT
North winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Showers.
Winds and seas higher in and near thunderstorms.
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