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National Weather Service Marine Forecast FZUS54 KLCH

FZUS54 KLCH 200906
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
406 AM CDT Mon May 20 2019

Coastal waters from the Lower Atchafalaya River LA to High
Island TX out 60 nautical miles including Sabine and
Calcasieu Lakes and Vermilion Bay

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.

GMZ400-202215-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
406 AM CDT Mon May 20 2019

SYNOPSIS

Tightening pressure gradient between high pressure in the
southeast states and low pressure in the plains will cause southeast
winds to increase late today and continue to be moderate to
strong into late Tuesday.



GMZ430-202215-
Sabine Lake-
406 AM CDT Mon May 20 2019

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM LATE TONIGHT
THROUGH TUESDAY EVENING...

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

TONIGHT
Southeast winds 15 to 20 knots. Lake waters rough.

TUESDAY
South winds 15 to 20 knots. Lake waters rough. Slight
chance of showers and thunderstorms in the afternoon.

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

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

WEDNESDAY NIGHT
Southeast winds 10 to 15 knots. Lake waters
choppy.

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

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

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

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



GMZ432-202215-
Calcasieu Lake-
406 AM CDT Mon May 20 2019

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM LATE TONIGHT
THROUGH TUESDAY EVENING...

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

TONIGHT
Southeast winds 15 to 20 knots. Lake waters rough.

TUESDAY
South winds 15 to 20 knots. Lake waters rough.

TUESDAY NIGHT
South winds 15 to 20 knots. Lake waters rough.

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

WEDNESDAY NIGHT
Southeast winds 10 to 15 knots. Lake waters
choppy.

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

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

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

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



GMZ435-202215-
Vermilion Bay-
406 AM CDT Mon May 20 2019

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM LATE TONIGHT
THROUGH TUESDAY EVENING...

TODAY
Southeast winds 10 to 15 knots. Bay waters choppy.

TONIGHT
Southeast winds 15 to 20 knots. Bay waters rough.

TUESDAY
South winds 15 to 20 knots. Bay waters rough.

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

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

WEDNESDAY NIGHT
Southeast winds 10 to 15 knots. Bay waters
choppy.

THURSDAY
Southeast winds 10 to 15 knots. Bay waters choppy.

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Bay waters
choppy.

FRIDAY
Southeast winds 10 to 15 knots. Bay waters choppy.

FRIDAY NIGHT
Southeast winds 10 to 15 knots. Bay waters
choppy.



GMZ450-202215-
Coastal waters from Cameron LA to High Island TX out 20 NM-
406 AM CDT Mon May 20 2019

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 1 PM CDT THIS
AFTERNOON THROUGH THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
TUESDAY EVENING...

TODAY
Southeast winds 15 to 20 knots. Seas 2 to 4 feet.

TONIGHT
Southeast winds 20 to 25 knots. Seas 3 to 6 feet with
occasional seas up to 7 feet.

TUESDAY
South winds 20 to 25 knots. Seas 4 to 7 feet with
occasional seas up to 8 feet. Slight chance of showers and
thunderstorms in the afternoon.

TUESDAY NIGHT
South winds 15 to 20 knots. Seas 3 to 5 feet.

WEDNESDAY
Southeast winds 15 to 20 knots. Seas 3 to 5 feet.

WEDNESDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to
5 feet.

THURSDAY
Southeast winds 15 to 20 knots. Seas 3 to 5 feet.

THURSDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to
5 feet.

FRIDAY
Southeast winds 10 to 15 knots. Seas 2 to 4 feet.

FRIDAY NIGHT
Southeast winds 10 to 15 knots. Seas 2 to 4 feet.



GMZ452-202215-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
406 AM CDT Mon May 20 2019

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 1 PM CDT THIS
AFTERNOON THROUGH THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
TUESDAY EVENING...

TODAY
Southeast winds 10 to 15 knots. Seas 1 to 3 feet.

TONIGHT
Southeast winds 20 to 25 knots. Seas 3 to 5 feet.

TUESDAY
South winds 20 to 25 knots. Seas 3 to 6 feet with
occasional seas up to 7 feet.

TUESDAY NIGHT
South winds 15 to 20 knots. Seas 3 to 5 feet.

WEDNESDAY
Southeast winds 15 to 20 knots. Seas 2 to 4 feet.

WEDNESDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to
5 feet.

THURSDAY
Southeast winds 15 to 20 knots. Seas 3 to 5 feet.

THURSDAY NIGHT
Southeast winds 15 to 20 knots. Seas 2 to
4 feet.

FRIDAY
Southeast winds 10 to 15 knots. Seas 2 to 4 feet.

FRIDAY NIGHT
Southeast winds 10 to 15 knots. Seas 1 to 3 feet.



GMZ455-202215-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
406 AM CDT Mon May 20 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY EVENING...

TODAY
Southeast winds 10 to 15 knots. Seas 1 foot or less.

TONIGHT
Southeast winds 15 to 20 knots. Seas 1 to 3 feet.

TUESDAY
South winds 15 to 20 knots. Seas 2 to 4 feet.

TUESDAY NIGHT
South winds 15 to 20 knots. Seas 2 to 4 feet.

WEDNESDAY
Southeast winds 10 to 15 knots. Seas 2 to 4 feet.

WEDNESDAY NIGHT
Southeast winds 15 to 20 knots. Seas 1 to
3 feet.

THURSDAY
Southeast winds 15 to 20 knots. Seas 2 to 4 feet.

THURSDAY NIGHT
Southeast winds 15 to 20 knots. Seas 1 to
3 feet.

FRIDAY
Southeast winds 10 to 15 knots. Seas 1 to 3 feet.

FRIDAY NIGHT
Southeast winds 10 to 15 knots. Seas 1 to 3 feet.



GMZ470-202215-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
406 AM CDT Mon May 20 2019

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 1 PM CDT THIS
AFTERNOON THROUGH THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
TUESDAY EVENING...

TODAY
Southeast winds 10 to 15 knots. Seas 3 to 5 feet.

TONIGHT
Southeast winds 20 to 25 knots. Seas 4 to 7 feet with
occasional seas up to 8 feet.

TUESDAY
South winds 20 to 25 knots. Seas 5 to 8 feet with
occasional seas up to 10 feet.

TUESDAY NIGHT
South winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet.

WEDNESDAY
Southeast winds 15 to 20 knots. Seas 3 to 6 feet.

WEDNESDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to
6 feet with occasional seas up to 7 feet.

THURSDAY
Southeast winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas up to 7 feet.

THURSDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to
6 feet with occasional seas up to 7 feet.

FRIDAY
Southeast winds around 15 knots. Seas 3 to 5 feet.

FRIDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to 5 feet.



GMZ472-202215-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
406 AM CDT Mon May 20 2019

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 1 PM CDT THIS
AFTERNOON THROUGH THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
TUESDAY EVENING...

TODAY
Southeast winds 10 to 15 knots. Seas 3 to 5 feet.

TONIGHT
Southeast winds 20 to 25 knots. Seas 3 to 6 feet with
occasional seas up to 7 feet.

TUESDAY
South winds 20 to 25 knots. Seas 4 to 7 feet with
occasional seas up to 8 feet.

TUESDAY NIGHT
South winds 15 to 20 knots. Seas 4 to 7 feet
with occasional seas up to 7 feet.

WEDNESDAY
Southeast winds 15 to 20 knots. Seas 3 to 6 feet.

WEDNESDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to
6 feet.

THURSDAY
Southeast winds 15 to 20 knots. Seas 3 to 6 feet.

THURSDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to
6 feet.

FRIDAY
Southeast winds around 15 knots. Seas 3 to 5 feet.

FRIDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to 5 feet.



GMZ475-202215-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
406 AM CDT Mon May 20 2019

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
TUESDAY EVENING...

TODAY
Southeast winds 10 to 15 knots. Seas 2 to 4 feet.

TONIGHT
Southeast winds 15 to 20 knots. Seas 3 to 5 feet.

TUESDAY
Southeast winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas up to 7 feet.

TUESDAY NIGHT
South winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet.

WEDNESDAY
Southeast winds 10 to 15 knots. Seas 3 to 5 feet.

WEDNESDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to
5 feet.

THURSDAY
Southeast winds 15 to 20 knots. Seas 3 to 6 feet.

THURSDAY NIGHT
Southeast winds 15 to 20 knots. Seas 3 to
6 feet.

FRIDAY
Southeast winds 10 to 15 knots. Seas 3 to 5 feet.

FRIDAY NIGHT
Southeast winds 10 to 15 knots. Seas 3 to 5 feet.



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