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National Weather Service Marine Forecast FZUS54 KLCH

FZUS54 KLCH 200818
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
318 AM CDT Tue Aug 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.

GMZ400-202130-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
318 AM CDT Tue Aug 20 2019

SYNOPSIS

High pressure continuing to ridge west across the northern Gulf
of Mexico will maintain a light to occasionally moderate onshore
flow. Widely scattered showers and thunderstorms, mainly during
the late night and morning hours, will continue through Thursday.
Rain chances will then increase for Friday and the weekend as an
easterly wave advances into the western Gulf.



GMZ430-202130-
Sabine Lake-
318 AM CDT Tue Aug 20 2019

TODAY
South winds up to 5 knots. Lake waters smooth. Showers
and thunderstorms likely in the morning, then chance of showers
and thunderstorms in the afternoon.

TONIGHT
South winds around 5 knots. Lake waters smooth. Slight
chance of showers and thunderstorms in the evening.

WEDNESDAY
Southeast winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.

WEDNESDAY NIGHT
South winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms after midnight.

THURSDAY
Southeast winds 5 to 10 knots. Lake waters a light
chop. Chance of showers and thunderstorms.

THURSDAY NIGHT
Southeast winds 5 to 10 knots. Lake waters a
light chop. Chance of showers and thunderstorms.

FRIDAY
Southeast winds 5 to 10 knots. Lake waters a light
chop. Chance of showers and thunderstorms.

FRIDAY NIGHT
Southeast winds around 5 knots. Lake waters
smooth. Chance of showers and thunderstorms.

SATURDAY
Southeast winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.

SATURDAY NIGHT
South winds up to 5 knots. Lake waters smooth.
Slight chance of showers and thunderstorms in the evening, then
chance of showers and thunderstorms after midnight.



GMZ432-202130-
Calcasieu Lake-
318 AM CDT Tue Aug 20 2019

TODAY
South winds up to 5 knots. Lake waters smooth. Showers
and thunderstorms likely in the morning, then chance of showers
and thunderstorms in the afternoon.

TONIGHT
South winds around 5 knots. Lake waters smooth. Slight
chance of showers and thunderstorms.

WEDNESDAY
Southeast winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.

WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Lake waters a
light chop. Slight chance of showers and thunderstorms after
midnight.

THURSDAY
Southeast winds 5 to 10 knots. Lake waters a light
chop. Chance of showers and thunderstorms.

THURSDAY NIGHT
Southeast winds 5 to 10 knots. Lake waters a
light chop. Chance of showers and thunderstorms.

FRIDAY
Southeast winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.

FRIDAY NIGHT
Southeast winds around 5 knots. Lake waters
smooth. Chance of showers and thunderstorms.

SATURDAY
South winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.

SATURDAY NIGHT
South winds up to 5 knots. Lake waters smooth.
Slight chance of showers and thunderstorms in the evening, then
chance of showers and thunderstorms after midnight.



GMZ435-202130-
Vermilion Bay-
318 AM CDT Tue Aug 20 2019

TODAY
East winds up to 5 knots becoming south in the
afternoon. Bay waters smooth. Chance of showers and
thunderstorms.

TONIGHT
South winds around 5 knots. Bay waters smooth. Slight
chance of showers and thunderstorms in the evening, then chance
of showers and thunderstorms after midnight.

WEDNESDAY
South winds up to 5 knots. Bay waters smooth. Chance
of showers and thunderstorms.

WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Bay waters a
light chop. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

THURSDAY
Southeast winds 5 to 10 knots. Bay waters a light
chop. Chance of showers and thunderstorms in the morning, then
showers and thunderstorms likely in the afternoon.

THURSDAY NIGHT
South winds 5 to 10 knots. Bay waters a light
chop. Chance of showers and thunderstorms.

FRIDAY
South winds 5 to 10 knots. Bay waters a light chop.
Showers and thunderstorms likely.

FRIDAY NIGHT
Southeast winds 5 to 10 knots. Bay waters a light
chop. Chance of showers and thunderstorms.

SATURDAY
Southwest winds 5 to 10 knots. Bay waters a light
chop. Showers and thunderstorms likely in the morning, then
chance of showers and thunderstorms in the afternoon.

SATURDAY NIGHT
Southwest winds around 5 knots. Bay waters
smooth. Chance of showers and thunderstorms.



GMZ450-202130-
Coastal waters from Cameron LA to High Island TX out 20 NM-
318 AM CDT Tue Aug 20 2019

TODAY
South winds around 5 knots. Seas 1 to 2 feet. Showers
and thunderstorms likely in the morning, then chance of showers
and thunderstorms in the afternoon.

TONIGHT
South winds 5 to 10 knots. Seas 1 to 2 feet. Slight
chance of showers and thunderstorms.

WEDNESDAY
Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.

WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Seas 1 to
2 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

THURSDAY
Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.

THURSDAY NIGHT
Southeast winds 5 to 10 knots. Seas 1 to
2 feet. Chance of showers and thunderstorms.

FRIDAY
South winds 5 to 10 knots. Seas 1 to 2 feet. Chance of
showers and thunderstorms.

FRIDAY NIGHT
South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms in the evening, then showers
and thunderstorms likely after midnight.

SATURDAY
Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.

SATURDAY NIGHT
South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.



GMZ452-202130-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
318 AM CDT Tue Aug 20 2019

TODAY
South winds up to 5 knots. Seas 1 to 2 feet. Showers and
thunderstorms likely in the morning, then chance of showers and
thunderstorms in the afternoon.

TONIGHT
South winds around 5 knots. Seas 1 to 2 feet. Slight
chance of showers and thunderstorms.

WEDNESDAY
Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.

WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Seas 1 to
2 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

THURSDAY
Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms in the morning, then showers
and thunderstorms likely in the afternoon.

THURSDAY NIGHT
South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.

FRIDAY
South winds 5 to 10 knots. Seas 1 to 2 feet. Showers
and thunderstorms likely.

FRIDAY NIGHT
South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms in the evening, then showers
and thunderstorms likely after midnight.

SATURDAY
Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Showers and thunderstorms likely in the morning, then chance of
showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.



GMZ455-202130-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
318 AM CDT Tue Aug 20 2019

TODAY
West winds up to 5 knots. Seas 1 foot or less. Showers
and thunderstorms likely in the morning, then chance of showers
and thunderstorms in the afternoon.

TONIGHT
South winds 5 to 10 knots. Seas 1 foot or less. Slight
chance of showers and thunderstorms in the evening, then chance
of showers and thunderstorms after midnight.

WEDNESDAY
Southeast winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.

WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms in the evening,
then chance of showers and thunderstorms after midnight.

THURSDAY
Southeast winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms in the morning, then showers
and thunderstorms likely in the afternoon.

THURSDAY NIGHT
South winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.

FRIDAY
South winds 5 to 10 knots. Seas 1 foot or less. Showers
and thunderstorms likely.

FRIDAY NIGHT
South winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.

SATURDAY
Southwest winds 5 to 10 knots. Seas 1 foot or less.
Showers and thunderstorms likely in the morning, then chance of
showers and thunderstorms in the afternoon.

SATURDAY NIGHT
Southwest winds 5 to 10 knots. Seas 1 foot or
less. Chance of showers and thunderstorms.



GMZ470-202130-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
318 AM CDT Tue Aug 20 2019

TODAY
South winds 5 to 10 knots. Seas 2 to 4 feet. Showers and
thunderstorms likely in the morning, then chance of showers and
thunderstorms in the afternoon.

TONIGHT
South winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.

WEDNESDAY
Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.

WEDNESDAY NIGHT
Southeast winds around 10 knots. Seas 2 to
4 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

THURSDAY
Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.

THURSDAY NIGHT
South winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms in the evening, then showers
and thunderstorms likely after midnight.

FRIDAY
South winds 5 to 10 knots. Seas 2 to 4 feet. Showers
and thunderstorms likely in the morning, then chance of showers
and thunderstorms in the afternoon.

FRIDAY NIGHT
South winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms in the evening, then showers
and thunderstorms likely after midnight.

SATURDAY
Southeast winds 5 to 10 knots. Seas 2 to 4 feet.
Showers and thunderstorms likely in the morning, then chance of
showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.



GMZ472-202130-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
318 AM CDT Tue Aug 20 2019

TODAY
Southeast winds up to 5 knots. Seas 2 to 4 feet. Showers
and thunderstorms likely in the morning, then chance of showers
and thunderstorms in the afternoon.

TONIGHT
South winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms.

WEDNESDAY
Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.

WEDNESDAY NIGHT
Southeast winds around 10 knots. Seas 1 to
3 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

THURSDAY
Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Showers and thunderstorms likely.

THURSDAY NIGHT
South winds around 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms in the evening, then showers
and thunderstorms likely after midnight.

FRIDAY
South winds 5 to 10 knots. Seas 2 to 4 feet. Showers
and thunderstorms likely.

FRIDAY NIGHT
South winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms in the evening, then showers
and thunderstorms likely after midnight.

SATURDAY
South winds 5 to 10 knots. Seas 2 to 4 feet. Showers
and thunderstorms likely in the morning, then chance of showers
and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.



GMZ475-202130-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
318 AM CDT Tue Aug 20 2019

TODAY
South winds around 5 knots. Seas 2 to 4 feet. Showers
and thunderstorms likely in the morning, then chance of showers
and thunderstorms in the afternoon.

TONIGHT
Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms in the evening, then
chance of showers and thunderstorms after midnight.

WEDNESDAY
Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.

WEDNESDAY NIGHT
Southeast winds 5 to 10 knots. Seas 1 to
3 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

THURSDAY
Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms in the morning, then showers
and thunderstorms likely in the afternoon.

THURSDAY NIGHT
South winds around 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.

FRIDAY
South winds around 10 knots. Seas 2 to 4 feet. Showers
and thunderstorms likely.

FRIDAY NIGHT
South winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.

SATURDAY
Southwest winds 5 to 10 knots. Seas 2 to 4 feet.
Showers and thunderstorms likely in the morning, then chance of
showers and thunderstorms in the afternoon.

SATURDAY NIGHT
South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.



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