Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 200910
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
410 AM CDT Sun Aug 20 2017

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.

GMZ400-201530-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
410 AM CDT Sun Aug 20 2017

.SYNOPSIS...
Surface high pressure over the northwest Gulf will maintain a
light and somewhat variable flow through the weekend. Winds will
trend east to southeast and remain light moving into the
work-week as surface high pressure becomes oriented across the
southeastern states and adjacent coastal waters. Shower and
thunderstorm activity will be on the increase as low pressure
aloft over the eastern Gulf advances slowly east.

$$

GMZ430-201530-
Sabine Lake-
410 AM CDT Sun Aug 20 2017

.TODAY...Northwest 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.
.TONIGHT...Southeast winds around 5 knots. Lake waters smooth.
.MONDAY...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.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters a
light chop. Slight chance of showers and thunderstorms.
.TUESDAY...East winds around 5 knots. Lake waters smooth. Chance
of showers and thunderstorms.
.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. Chance of
showers and thunderstorms.
.WEDNESDAY NIGHT...South winds around 5 knots becoming west after
midnight. Lake waters smooth. Chance of showers and
thunderstorms.
.THURSDAY...Northeast winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...Northeast winds around 5 knots. Lake waters
smooth. Slight chance of showers and thunderstorms.

$$

GMZ432-201530-
Calcasieu Lake-
410 AM CDT Sun Aug 20 2017

.TODAY...North winds around 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.
.TONIGHT...Southeast winds around 5 knots. Lake waters smooth.
.MONDAY...East 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.
.MONDAY NIGHT...Southeast winds around 5 knots. Lake waters
smooth. Chance of showers and thunderstorms in the evening, then
slight chance of showers and thunderstorms after midnight.
.TUESDAY...East winds around 5 knots. Lake waters smooth. Chance
of showers and thunderstorms.
.TUESDAY NIGHT...East 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. Chance of
showers and thunderstorms.
.WEDNESDAY NIGHT...South winds around 5 knots becoming west after
midnight. Lake waters smooth. Chance of showers and
thunderstorms.
.THURSDAY...Northeast winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters a
light chop. Slight chance of showers and thunderstorms.

$$

GMZ435-201530-
Vermilion Bay-
410 AM CDT Sun Aug 20 2017

.TODAY...Southeast 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.
.TONIGHT...Southeast winds around 5 knots. Bay waters smooth.
.MONDAY...East 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.
.MONDAY NIGHT...Southeast winds around 5 knots. Bay waters
smooth. Chance of showers and thunderstorms in the evening, then
slight chance of showers and thunderstorms after midnight.
.TUESDAY...East winds around 5 knots. Bay waters smooth. Chance
of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds up to 5 knots. Bay waters
smooth. Slight chance of showers and thunderstorms.
.WEDNESDAY...Northeast winds up to 5 knots becoming east around
5 knots in the afternoon. Bay waters smooth. Chance of showers
and thunderstorms.
.WEDNESDAY NIGHT...Southwest winds around 5 knots becoming west
after midnight. Bay waters smooth. Chance of showers and
thunderstorms.
.THURSDAY...North winds around 5 knots. Bay waters smooth. Chance
of showers and thunderstorms.
.THURSDAY NIGHT...Northeast winds around 5 knots. Bay waters
smooth. Slight chance of showers and thunderstorms.

$$

GMZ450-201530-
Coastal waters from Cameron LA to High Island TX out 20 NM-
410 AM CDT Sun Aug 20 2017

.TODAY...Southwest winds around 5 knots becoming southeast 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.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less.
Slight chance of showers and thunderstorms in the evening.
.MONDAY...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.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms in the evening, then slight
chance of showers and thunderstorms after midnight.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less.
.WEDNESDAY...North winds up to 5 knots becoming southeast around
5 knots in the afternoon. Seas 1 foot or less. Chance of showers
and thunderstorms.
.WEDNESDAY NIGHT...South winds around 5 knots becoming southwest
after midnight. Seas 1 foot or less. Chance of showers and
thunderstorms.
.THURSDAY...Northeast winds around 5 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.

$$

GMZ452-201530-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
410 AM CDT Sun Aug 20 2017

.TODAY...North winds up to 5 knots becoming southeast 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.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less.
.MONDAY...East 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.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms in the evening, then slight
chance of showers and thunderstorms after midnight.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Chance of
showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms.
.WEDNESDAY...North winds up to 5 knots becoming southeast around
5 knots in the afternoon. Seas 1 foot or less. Chance of showers
and thunderstorms.
.WEDNESDAY NIGHT...South winds up to 5 knots becoming west after
midnight. Seas 1 foot or less. Chance of showers and
thunderstorms.
.THURSDAY...Northeast winds around 5 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms.

$$

GMZ455-201530-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
410 AM CDT Sun Aug 20 2017

.TODAY...East 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.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less.
.MONDAY...East 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.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds up to 5 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms.
.WEDNESDAY...North winds up to 5 knots becoming east in the
afternoon. Seas 1 foot or less. Chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...Southwest winds up to 5 knots becoming west
after midnight. Seas 1 foot or less. Chance of showers and
thunderstorms.
.THURSDAY...North winds around 5 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms.

$$

GMZ470-201530-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
410 AM CDT Sun Aug 20 2017

.TODAY...South winds up to 5 knots becoming east in the
afternoon. Seas 1 foot or less. Chance of showers and
thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms after midnight.
.MONDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms in the morning, then slight chance
of showers and thunderstorms in the afternoon.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Chance of
showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms.
.WEDNESDAY...Southeast winds around 5 knots becoming east in the
afternoon. Seas 1 to 2 feet. Chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds around 5 knots. Seas 1 to
2 feet. Slight chance of showers and thunderstorms.
.THURSDAY...Northeast 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 foot or less.
Chance of showers and thunderstorms.

$$

GMZ472-201530-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
410 AM CDT Sun Aug 20 2017

.TODAY...North winds up to 5 knots becoming east in the
afternoon. Seas 1 foot or less. Chance of showers and
thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms after midnight.
.MONDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Chance of
showers and thunderstorms in the morning, then slight chance of
showers and thunderstorms in the afternoon.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Chance of
showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.WEDNESDAY...Southeast winds around 5 knots becoming east in the
afternoon. Seas 1 to 2 feet. Chance of showers and thunderstorms.
.WEDNESDAY NIGHT...South winds up to 5 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms.
.THURSDAY...Northeast winds around 5 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.

$$

GMZ475-201530-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
410 AM CDT Sun Aug 20 2017

.TODAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Chance of
showers and thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms after midnight.
.MONDAY...East winds 10 to 15 knots. Seas 1 to 2 feet. Chance of
showers and thunderstorms in the morning, then slight chance of
showers and thunderstorms in the afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.WEDNESDAY...East winds up to 5 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.WEDNESDAY NIGHT...South winds up to 5 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms.
.THURSDAY...Northeast winds around 5 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...East winds around 5 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.

$$

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