Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 192017
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
317 PM CDT Sat Aug 19 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.

GMZ400-200915-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
317 PM CDT Sat Aug 19 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 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.

$$

GMZ430-200915-
Sabine Lake-
317 PM CDT Sat Aug 19 2017

.TONIGHT...Southwest winds 5 to 10 knots. Lake waters a light
chop.
.SUNDAY...West 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.
.SUNDAY NIGHT...Southeast winds up to 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 5 to 10 knots. Lake waters a
light chop. Slight chance of showers and thunderstorms.
.TUESDAY...Southeast winds up to 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds around 5 knots becoming southwest up
to 5 knots after midnight. Lake waters smooth.
.WEDNESDAY...Northeast winds up to 5 knots becoming southeast in
the afternoon. Lake waters smooth. Chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...South winds around 5 knots becoming southwest
after midnight. Lake waters smooth. Chance of showers and
thunderstorms.
.THURSDAY...Northeast winds around 5 knots becoming east in the
afternoon. Lake waters smooth. Showers and thunderstorms likely.
.THURSDAY NIGHT...East winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.

$$

GMZ432-200915-
Calcasieu Lake-
317 PM CDT Sat Aug 19 2017

.TONIGHT...Southwest winds around 5 knots. Lake waters smooth.
.SUNDAY...Northwest 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.
.SUNDAY NIGHT...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. Slight chance of showers and thunderstorms.
.TUESDAY...East winds around 5 knots. Lake waters smooth. Chance
of showers and thunderstorms.
.TUESDAY NIGHT...South winds around 5 knots becoming southwest
after midnight. Lake waters smooth.
.WEDNESDAY...Northeast winds up to 5 knots becoming southeast in
the afternoon. Lake waters smooth. Chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...Southwest winds around 5 knots. Lake waters
smooth. Chance of showers and thunderstorms.
.THURSDAY...Northeast winds around 5 knots becoming east in the
afternoon. Lake waters smooth. Showers and thunderstorms likely.
.THURSDAY NIGHT...East winds around 5 knots. Lake waters smooth.
Chance of showers and thunderstorms.

$$

GMZ435-200915-
Vermilion Bay-
317 PM CDT Sat Aug 19 2017

.TONIGHT...South winds up to 5 knots becoming west after
midnight. Bay waters smooth. Chance of showers and thunderstorms
in the evening.
.SUNDAY...North winds up to 5 knots becoming east around 5 knots
in the afternoon. Bay waters smooth. Slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...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 5 to 10 knots. Bay waters a light
chop. Slight chance of showers and thunderstorms.
.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...North winds up to 5 knots becoming east in the
afternoon. Bay waters smooth. Chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...South winds up to 5 knots becoming west after
midnight. Bay waters smooth. Chance of showers and thunderstorms.
.THURSDAY...North winds around 5 knots becoming east up to
5 knots in the afternoon. Bay waters smooth. Chance of showers
and thunderstorms.
.THURSDAY NIGHT...Northeast winds up to 5 knots. Bay waters
smooth. Chance of showers and thunderstorms.

$$

GMZ450-200915-
Coastal waters from Cameron LA to High Island TX out 20 NM-
317 PM CDT Sat Aug 19 2017

.TONIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less.
.SUNDAY...Southwest winds up to 5 knots becoming southeast around
5 knots in the afternoon. Seas 1 foot or less. Chance of showers
and thunderstorms.
.SUNDAY NIGHT...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.
Slight chance of showers and thunderstorms.
.TUESDAY...East winds around 5 knots. Seas 1 to 2 feet. Chance of
showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds up to 5 knots. Seas 1 to 2 feet.
.WEDNESDAY...Northeast 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. Seas 1 foot or
less. Chance of showers and thunderstorms.
.THURSDAY...Northeast winds around 5 knots becoming east in the
afternoon. Seas 1 foot or less. Showers and thunderstorms likely.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.

$$

GMZ452-200915-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
317 PM CDT Sat Aug 19 2017

.TONIGHT...Southwest winds around 5 knots. Seas 1 foot or less.
Slight chance of showers and thunderstorms in the evening.
.SUNDAY...North winds around 5 knots becoming southeast in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...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.
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 up to 5 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms.
.WEDNESDAY...Northeast winds around 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. Seas 1 foot or
less. Chance of showers and thunderstorms.
.THURSDAY...Northeast winds around 5 knots becoming east in the
afternoon. Seas 1 foot or less. Showers and thunderstorms likely.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.

$$

GMZ455-200915-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
317 PM CDT Sat Aug 19 2017

.TONIGHT...West winds up to 5 knots. Seas 1 foot or less. Chance
of showers and thunderstorms in the evening.
.SUNDAY...Northeast winds up to 5 knots becoming east in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...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...Northeast winds up to 5 knots becoming east 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...North winds up to 5 knots becoming southeast in the
afternoon. Seas 1 foot or less. Chance of showers and
thunderstorms.
.THURSDAY NIGHT...East winds up to 5 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.

$$

GMZ470-200915-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
317 PM CDT Sat Aug 19 2017

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

$$

GMZ472-200915-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
317 PM CDT Sat Aug 19 2017

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

$$

GMZ475-200915-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
317 PM CDT Sat Aug 19 2017

.TONIGHT...Southeast winds up to 5 knots becoming southwest after
midnight. Seas 1 foot or less. Slight chance of showers and
thunderstorms in the evening.
.SUNDAY...East winds 5 to 10 knots. Seas 1 foot or less. Chance
of showers and thunderstorms in the morning, then slight chance
of showers and thunderstorms in the afternoon.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
.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...East winds around 10 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Showers
and thunderstorms likely.
.TUESDAY NIGHT...Southeast winds around 5 knots. Seas 1 to
2 feet. Chance of showers and thunderstorms.
.WEDNESDAY...East winds up to 5 knots. Seas 1 to 2 feet. Showers
and thunderstorms likely.
.WEDNESDAY NIGHT...Southeast winds around 5 knots. Seas 1 to
2 feet. Chance of showers and thunderstorms.
.THURSDAY...Northeast winds around 5 knots becoming east in the
afternoon. Seas 1 to 2 feet. Showers and thunderstorms likely.
.THURSDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or
less. Chance of showers and thunderstorms.

$$

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