538
FZUS54 KLCH 191913
CWFLCH
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE LAKE CHARLES LA
213 PM CDT THU MAR 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.
GMZ400-200800-
213 PM CDT THU MAR 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...
LIGHT MAINLY S TO SW WINDS AND LOW SEAS WILL CONTINUE THROUGH THE
END OF THE WEEK AND INTO THE WEEKEND AS SURFACE HIGH PRESSURE
LINGERS TO OUR EAST. RIDGING BUILDING IN ALOFT WILL KEEP DRY
CONDITIONS IN PLACE, WITH NO PRECIPITATION EXPECTED THROUGH THE
FORECAST PERIOD.
GMZ430-200800-
SABINE LAKE-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTH WINDS 10 TO 15 KNOTS, BECOMING SOUTHWEST 5 TO
10 KNOTS AFTER MIDNIGHT. LAKE WATERS CHOPPY.
FRIDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO
15 KNOTS WITH GUSTS UP TO 20 KNOTS IN THE AFTERNOON. LAKE WATERS
CHOPPY.
FRIDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS
CHOPPY.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO
15 KNOTS WITH GUSTS UP TO 20 KNOTS IN THE AFTERNOON. LAKE WATERS
CHOPPY.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS
CHOPPY.
SUNDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.
SUNDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS WITH GUSTS UP TO
20 KNOTS, DIMINISHING TO 5 TO 10 KNOTS AFTER MIDNIGHT. LAKE
WATERS CHOPPY.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT
CHOP.
TUESDAY
EAST 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.
GMZ432-200800-
CALCASIEU LAKE-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTH WINDS 10 TO 15 KNOTS, BECOMING SOUTHWEST 5 TO
10 KNOTS AFTER MIDNIGHT. LAKE WATERS CHOPPY.
FRIDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO
15 KNOTS WITH GUSTS UP TO 20 KNOTS IN THE AFTERNOON. LAKE WATERS
CHOPPY.
FRIDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS
CHOPPY.
SATURDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS
CHOPPY.
SUNDAY
SOUTHWEST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO
20 KNOTS. LAKE WATERS CHOPPY.
SUNDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS WITH GUSTS UP TO
20 KNOTS, DIMINISHING TO 5 TO 10 KNOTS AFTER MIDNIGHT. LAKE
WATERS CHOPPY.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT CHOP.
MONDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. LAKE WATERS LIGHT
CHOP.
TUESDAY
EAST 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.
GMZ435-200800-
VERMILION AND WEST COTE BLANCHE BAYS-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.
FRIDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.
FRIDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT
CHOP.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON. BAY WATERS CHOPPY.
SATURDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT
CHOP.
SUNDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.
MONDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.
MONDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS, BECOMING WEST
AFTER MIDNIGHT. BAY WATERS LIGHT CHOP.
TUESDAY
NORTHEAST WINDS AROUND 5 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. BAY WATERS LIGHT CHOP.
TUESDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS, DIMINISHING TO
AROUND 5 KNOTS AFTER MIDNIGHT. BAY WATERS LIGHT CHOP.
GMZ436-200800-
ATCHAFALAYA AND EAST COTE BLANCHE BAYS-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTHWEST WINDS AROUND 5 KNOTS. BAY WATERS SMOOTH.
FRIDAY
SOUTHWEST WINDS AROUND 5 KNOTS, INCREASING TO 5 TO
10 KNOTS IN THE AFTERNOON. BAY WATERS LIGHT CHOP.
FRIDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT
CHOP.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.
SATURDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT
CHOP.
SUNDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT CHOP.
SUNDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS LIGHT
CHOP.
MONDAY
SOUTHWEST WINDS AROUND 5 KNOTS. BAY WATERS SMOOTH.
MONDAY NIGHT
WEST WINDS AROUND 5 KNOTS. BAY WATERS SMOOTH.
TUESDAY
NORTHEAST WINDS AROUND 5 KNOTS, BECOMING SOUTHWEST
AROUND 5 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH.
TUESDAY NIGHT
SOUTHWEST WINDS AROUND 5 KNOTS. BAY WATERS
SMOOTH.
GMZ450-200800-
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTH 2 FEET AT 4 SECONDS.
FRIDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 1 FOOT OR LESS,
THEN AROUND 2 FEET IN THE AFTERNOON. WAVE DETAIL: SOUTH 1 FOOT AT
4 SECONDS, BECOMING SOUTHWEST 2 FEET AT 3 SECONDS.
FRIDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.
SATURDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.
SUNDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.
SUNDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS,
THEN AROUND 2 FEET AFTER MIDNIGHT.
GMZ452-200800-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
WAVE DETAIL: SOUTHWEST 1 FOOT AT 3 SECONDS.
FRIDAY
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, BECOMING SOUTHWEST 2 FEET AT 3 SECONDS.
FRIDAY NIGHT
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 3 SECONDS.
SATURDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.
SUNDAY
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
MONDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND
2 FEET.
TUESDAY
NORTHEAST WINDS AROUND 5 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. SEAS 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
GMZ455-200800-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTHWEST WINDS AROUND 5 KNOTS. SEAS 1 FOOT OR LESS.
FRIDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
WAVE DETAIL: SOUTHWEST 1 FOOT AT 3 SECONDS.
FRIDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS. WAVE DETAIL: SOUTHWEST 1 FOOT AT 3 SECONDS.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
WAVE DETAIL: SOUTHWEST 1 FOOT AT 3 SECONDS.
SATURDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS, THEN AROUND 2 FEET AFTER MIDNIGHT. WAVE DETAIL: SOUTHWEST
1 FOOT AT 3 SECONDS.
SUNDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET IN
THE MORNING, THEN 1 FOOT OR LESS. WAVE DETAIL: SOUTHWEST 1 FOOT
AT 3 SECONDS, BECOMING SOUTHWEST 1 FOOT AT 2 SECONDS.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.
MONDAY
SOUTHWEST WINDS AROUND 5 KNOTS. SEAS 1 FOOT OR LESS.
MONDAY NIGHT
SOUTHWEST WINDS AROUND 5 KNOTS. SEAS 1 FOOT OR
LESS.
TUESDAY
NORTHEAST WINDS AROUND 5 KNOTS, BECOMING SOUTH IN THE
AFTERNOON. SEAS 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTH WINDS AROUND 5 KNOTS. SEAS 1 FOOT OR LESS.
GMZ470-200800-
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHEAST 1 FOOT AT 4 SECONDS.
FRIDAY
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 5 SECONDS, BECOMING
SOUTHWEST 1 FOOT AT 3 SECONDS AND SOUTHEAST 1 FOOT AT 6 SECONDS.
FRIDAY NIGHT
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 3 SECONDS AND SOUTHEAST 1 FOOT
AT 6 SECONDS.
SATURDAY
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS AND SOUTHEAST 1 FOOT
AT 6 SECONDS.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS AND SOUTHEAST
1 FOOT AT 6 SECONDS.
SUNDAY
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTH 2 FEET AT 6 SECONDS.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST IN THE
AFTERNOON. SEAS AROUND 2 FEET.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
TUESDAY
SOUTHEAST WINDS AROUND 5 KNOTS. SEAS AROUND 2 FEET IN
THE MORNING, THEN 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS,
THEN AROUND 2 FEET AFTER MIDNIGHT.
GMZ472-200800-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA FROM 20 TO
60 NM-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS. WAVE
DETAIL: SOUTHEAST 1 FOOT AT 5 SECONDS.
FRIDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS AND SOUTHWEST 1 FOOT AT
3 SECONDS.
FRIDAY NIGHT
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHWEST 1 FOOT AT 3 SECONDS AND SOUTHEAST
1 FOOT AT 6 SECONDS.
SATURDAY
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS AND SOUTHEAST 1 FOOT
AT 6 SECONDS.
SATURDAY NIGHT
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS AND SOUTHEAST
1 FOOT AT 6 SECONDS.
SUNDAY
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHWEST 2 FEET AT 5 SECONDS AND SOUTHEAST 1 FOOT AT
6 SECONDS.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
MONDAY
SOUTH WINDS AROUND 5 KNOTS. SEAS AROUND 2 FEET.
MONDAY NIGHT
SOUTH WINDS AROUND 5 KNOTS. SEAS AROUND 2 FEET.
TUESDAY
NORTHEAST WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST IN
THE AFTERNOON. SEAS 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTH WINDS AROUND 5 KNOTS. SEAS 1 FOOT OR LESS.
GMZ475-200800-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA FROM 20 TO 60 NM-
213 PM CDT THU MAR 19 2026
TONIGHT
SOUTH WINDS AROUND 5 KNOTS. SEAS 1 FOOT OR LESS, THEN
AROUND 2 FEET AFTER MIDNIGHT. WAVE DETAIL: SOUTHEAST 1 FOOT AT
5 SECONDS, BECOMING SOUTHEAST 2 FEET AT 6 SECONDS.
FRIDAY
SOUTH WINDS AROUND 5 KNOTS. SEAS AROUND 2 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS AND SOUTHWEST 1 FOOT AT
2 SECONDS.
FRIDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS AND SOUTHWEST
1 FOOT AT 3 SECONDS.
SATURDAY
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS AND SOUTHEAST 1 FOOT
AT 6 SECONDS.
SATURDAY NIGHT
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND
2 FEET. WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS AND SOUTHEAST
1 FOOT AT 6 SECONDS.
SUNDAY
SOUTHWEST WINDS AROUND 10 KNOTS. SEAS AROUND 2 FEET.
WAVE DETAIL: SOUTHWEST 2 FEET AT 4 SECONDS AND SOUTHEAST 1 FOOT
AT 6 SECONDS.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 2 FEET.
MONDAY
SOUTHWEST WINDS AROUND 5 KNOTS. SEAS AROUND 2 FEET.
MONDAY NIGHT
SOUTHWEST WINDS AROUND 5 KNOTS. SEAS 1 FOOT OR
LESS.
TUESDAY
NORTH WINDS AROUND 5 KNOTS, BECOMING EAST IN THE
AFTERNOON. SEAS 1 FOOT OR LESS.
TUESDAY NIGHT
SOUTH WINDS AROUND 5 KNOTS. SEAS 1 FOOT OR LESS.
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