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National Weather Service Marine Forecast FZUS54 KLCH

FZUS54 KLCH 190350
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
1050 PM CDT Tue Sep 18 2018

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.

GMZ400-191630-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
1050 PM CDT Tue Sep 18 2018

SYNOPSIS

A relatively weak pressure gradient will persist over the
northwest Gulf into Wednesday with mainly light and variable
winds along with low seas. High pressure over the southeastern US
will strengthen and build into the region by Thursday and into
the weekend. This will result in a more pronounced light to modest
southerly flow. Chances for showers and thunderstorms will also
be increasing from Thursday into the weekend.



GMZ430-191630-
Sabine Lake-
1050 PM CDT Tue Sep 18 2018

REST OF TONIGHT
Southwest winds up to 5 knots. Lake waters
smooth.

WEDNESDAY
Southwest winds around 5 knots becoming south in the
afternoon. Lake waters smooth. Slight chance of showers and
thunderstorms in the morning, then chance of showers and
thunderstorms in the afternoon.

WEDNESDAY NIGHT
South winds up to 5 knots. Lake waters smooth.

THURSDAY
Southeast winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms in the morning,
then chance of showers and thunderstorms in the afternoon.

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

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

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

SATURDAY
Southeast winds 5 to 10 knots. Lake waters a light
chop. Showers and thunderstorms likely.

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

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

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



GMZ432-191630-
Calcasieu Lake-
1050 PM CDT Tue Sep 18 2018

REST OF TONIGHT
Southwest winds up to 5 knots. Lake waters
smooth.

WEDNESDAY
West winds up to 5 knots becoming south in the
afternoon. Lake waters smooth. Slight chance of showers and
thunderstorms in the morning, then chance of showers and
thunderstorms in the afternoon.

WEDNESDAY NIGHT
South winds up to 5 knots. Lake waters smooth.

THURSDAY
Southeast winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms in the morning,
then chance of showers and thunderstorms in the afternoon.

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

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

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

SATURDAY
Southeast winds 5 to 10 knots. Lake waters a light
chop. Showers and thunderstorms likely.

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

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

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



GMZ435-191630-
Vermilion Bay-
1050 PM CDT Tue Sep 18 2018

REST OF TONIGHT
West winds up to 5 knots. Bay waters smooth.

WEDNESDAY
Northwest winds up to 5 knots becoming south in the
afternoon. Bay waters smooth. Slight chance of showers and
thunderstorms in the morning, then chance of showers and
thunderstorms in the afternoon.

WEDNESDAY NIGHT
South winds up to 5 knots. Bay waters smooth.

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

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

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

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

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

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

SUNDAY
Southeast winds around 5 knots. Bay waters smooth.
Chance of showers and thunderstorms.

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



GMZ450-191630-
Coastal waters from Cameron LA to High Island TX out 20 NM-
1050 PM CDT Tue Sep 18 2018

REST OF TONIGHT
Southwest winds around 5 knots. Seas 1 foot or
less.

WEDNESDAY
Southwest winds up to 5 knots becoming south in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.

WEDNESDAY NIGHT
South winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.

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

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Seas 1 to
3 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

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

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

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.

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

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



GMZ452-191630-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
1050 PM CDT Tue Sep 18 2018

REST OF TONIGHT
Southwest winds around 5 knots. Seas 1 foot or
less.

WEDNESDAY
Southwest winds up to 5 knots becoming south in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.

WEDNESDAY NIGHT
South winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.

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

THURSDAY 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.

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

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

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

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

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

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



GMZ455-191630-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
1050 PM CDT Tue Sep 18 2018

REST OF TONIGHT
Southwest winds up to 5 knots. Seas 1 foot or
less.

WEDNESDAY
Northwest winds up to 5 knots becoming east in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.

WEDNESDAY NIGHT
South winds up to 5 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.

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

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms in the evening,
then chance of showers and thunderstorms after midnight.

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

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

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

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

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

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



GMZ470-191630-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
1050 PM CDT Tue Sep 18 2018

REST OF TONIGHT
Southwest winds around 5 knots. Seas 1 foot or
less.

WEDNESDAY
West winds up to 5 knots becoming east in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms in the morning.

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

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

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

FRIDAY
Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.

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

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

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

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

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



GMZ472-191630-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
1050 PM CDT Tue Sep 18 2018

REST OF TONIGHT
South winds around 5 knots. Seas 1 foot or
less.

WEDNESDAY
West winds up to 5 knots becoming east around
5 knots in the afternoon. Seas 1 foot or less. Slight chance of
showers and thunderstorms in the morning.

WEDNESDAY NIGHT
South winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.

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

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

FRIDAY
Southeast winds around 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.

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

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

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

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

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



GMZ475-191630-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
1050 PM CDT Tue Sep 18 2018

REST OF TONIGHT
South winds up to 5 knots. Seas 1 foot or
less.

WEDNESDAY
West winds up to 5 knots becoming east in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms in the morning.

WEDNESDAY NIGHT
South winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.

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

THURSDAY NIGHT
Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.

FRIDAY
Southeast winds around 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.

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

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

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

SUNDAY
Southeast winds 5 to 10 knots. Seas 2 to 4 feet. Chance
of showers and thunderstorms.

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



19