Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 220201
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
901 PM CDT Mon May 21 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.

GMZ400-221430-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
901 PM CDT Mon May 21 2018

.SYNOPSIS...

Weak high pressure will continue to ridge over the coastal waters
through mid-week, with a mainly light southeast flow expected.
Daily shower and thunderstorm chances will begin to increase by
Tuesday and continue through the remainder of the week as ridging
aloft weakens.

$$

GMZ430-221430-
Sabine Lake-
901 PM CDT Mon May 21 2018

.REST OF TONIGHT...South winds up to 5 knots. Lake waters smooth.
.TUESDAY...Northeast winds up to 5 knots becoming southeast in
the afternoon. Lake waters smooth. Slight chance of showers and
thunderstorms in the morning, then chance of showers and
thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds up to 5 knots. Lake waters smooth.
.WEDNESDAY...Northeast winds up to 5 knots becoming southeast
around 5 knots 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 around 5 knots becoming west up to
5 knots after midnight. Lake waters smooth. Chance of showers and
thunderstorms in the evening.
.THURSDAY...Northeast winds up to 5 knots becoming east around
5 knots in the afternoon. Lake waters smooth. Chance of showers
and thunderstorms.
.THURSDAY NIGHT...Southeast winds around 5 knots becoming west
after midnight. Lake waters smooth. Chance of showers and
thunderstorms.
.FRIDAY...Northeast winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds around 5 knots. Lake waters
smooth. Chance of showers and thunderstorms.
.SATURDAY...North winds 5 to 10 knots. Lake waters a light chop.
Slight chance of showers and thunderstorms.
.SATURDAY NIGHT...North winds around 10 knots. Lake waters a
light chop. Chance of showers and thunderstorms.

$$

GMZ432-221430-
Calcasieu Lake-
901 PM CDT Mon May 21 2018

.REST OF TONIGHT...South winds up to 5 knots. Lake waters smooth.
.TUESDAY...Northeast winds up to 5 knots becoming south around
5 knots in the afternoon. Lake waters smooth. Slight chance of
showers and thunderstorms in the morning, then chance of showers
and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds up to 5 knots. Lake waters smooth.
.WEDNESDAY...Northeast winds up to 5 knots becoming southeast
around 5 knots 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 around 5 knots becoming southwest
up to 5 knots after midnight. Lake waters smooth. Slight chance
of showers and thunderstorms.
.THURSDAY...Northeast winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...East winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.
.FRIDAY...Northeast winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds around 5 knots. Lake waters
smooth. Chance of showers and thunderstorms.
.SATURDAY...North winds 5 to 10 knots. Lake waters a light chop.
Chance of showers and thunderstorms.
.SATURDAY NIGHT...North winds around 10 knots. Lake waters a
light chop. Slight chance of showers and thunderstorms.

$$

GMZ435-221430-
Vermilion Bay-
901 PM CDT Mon May 21 2018

.REST OF TONIGHT...South winds 5 to 10 knots. Bay waters a light
chop.
.TUESDAY...South winds up to 5 knots. Bay waters smooth. Slight
chance of showers and thunderstorms in the morning, then chance
of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds up to 5 knots. Bay waters
smooth. Slight chance of showers and thunderstorms in the
evening.
.WEDNESDAY...Northeast winds up to 5 knots becoming southeast
around 5 knots in the afternoon. Bay waters smooth. Chance of
showers and thunderstorms.
.WEDNESDAY NIGHT...South winds around 5 knots becoming east after
midnight. Bay waters smooth. Chance of showers and thunderstorms.
.THURSDAY...East winds around 5 knots. Bay waters smooth. Chance
of showers and thunderstorms.
.THURSDAY NIGHT...East winds around 5 knots. Bay waters smooth.
Chance of showers and thunderstorms.
.FRIDAY...East winds 5 to 10 knots. Bay waters a light chop.
Chance of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters a light
chop. Chance of showers and thunderstorms.
.SATURDAY...North winds 10 to 15 knots. Bay waters choppy. Chance
of showers and thunderstorms.
.SATURDAY NIGHT...North winds 10 to 15 knots. Bay waters choppy.
Chance of showers and thunderstorms.

$$

GMZ450-221430-
Coastal waters from Cameron LA to High Island TX out 20 NM-
901 PM CDT Mon May 21 2018

.REST OF TONIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
.TUESDAY...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.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms through the day.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to
2 feet. Slight chance of showers and thunderstorms through the
night.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Chance of
showers and thunderstorms.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.FRIDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.SATURDAY...North winds 10 to 15 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.SATURDAY NIGHT...North winds 10 to 15 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.

$$

GMZ452-221430-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
901 PM CDT Mon May 21 2018

.REST OF TONIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
.TUESDAY...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.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
.WEDNESDAY...East winds around 5 knots becoming southeast in the
afternoon. Seas 1 to 2 feet. Slight chance of showers and
thunderstorms in the morning, then chance of showers and
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...South winds around 5 knots becoming east after
midnight. Seas 1 to 2 feet. Chance of showers and thunderstorms
in the evening, then slight chance of showers and thunderstorms
after midnight.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Chance of
showers and thunderstorms.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.FRIDAY...Northeast winds 5 to 10 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.SATURDAY...North winds 10 to 15 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.SATURDAY NIGHT...North winds 10 to 15 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.

$$

GMZ455-221430-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
901 PM CDT Mon May 21 2018

.REST OF TONIGHT...South winds 5 to 10 knots. Seas 1 foot or
less.
.TUESDAY...Southeast winds up to 5 knots. Seas 1 foot or less.
Slight chance of showers and thunderstorms in the morning, then
chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds up to 5 knots. Seas 1 foot or
less.
.WEDNESDAY...East winds up to 5 knots becoming southeast around
5 knots in the afternoon. Seas 1 foot or less. Slight chance of
showers and thunderstorms in the morning, then chance of showers
and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.THURSDAY...East winds 5 to 10 knots. Seas 1 foot or less. Chance
of showers and thunderstorms.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.FRIDAY...East winds 5 to 10 knots. Seas 1 foot or less. Chance
of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 1 foot or
less. Chance of showers and thunderstorms.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.SATURDAY NIGHT...North winds 10 to 15 knots. Seas 1 foot or
less. Chance of showers and thunderstorms.

$$

GMZ470-221430-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
901 PM CDT Mon May 21 2018

.REST OF TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to
3 feet.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms through the day.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds around 5 knots. Seas 1 to
2 feet. Slight chance of showers and thunderstorms.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Slight
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to
2 feet. Chance of showers and thunderstorms.
.FRIDAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet. Chance
of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.SATURDAY...North winds 10 to 15 knots. Seas 1 to 2 feet. Slight
chance of showers and thunderstorms.
.SATURDAY NIGHT...North winds 10 to 15 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.

$$

GMZ472-221430-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
901 PM CDT Mon May 21 2018

.REST OF TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to
3 feet.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms through the day.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms in the evening, then slight
chance of showers and thunderstorms after midnight.
.THURSDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Chance of
showers and thunderstorms.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.FRIDAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet. Chance
of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.
.SATURDAY...North winds 10 to 15 knots. Seas 1 to 2 feet. Slight
chance of showers and thunderstorms.
.SATURDAY NIGHT...North winds around 15 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.

$$

GMZ475-221430-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
901 PM CDT Mon May 21 2018

.REST OF TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to
3 feet.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms through the day.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.THURSDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Chance of
showers and thunderstorms.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.FRIDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.SATURDAY...North winds 10 to 15 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.SATURDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to
2 feet. Chance of showers and thunderstorms.

$$

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