Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 241519
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
919 AM CST Sat Feb 24 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.

GMZ400-250430-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
919 AM CST Sat Feb 24 2018

.SYNOPSIS...
Gusty South winds are expected today ahead of an approaching cold
front. A shortwave trof advancing through the Plains will push
this cold front into the area late Saturday night into Sunday
morning where it is expected to stall. Showers and thunderstorms
will accompany the front and continue into Sunday before coming to
an end early Monday as a second shortwave trof advances through.
A brief period of light to modest offshore flow will prevail
Monday with winds turning east and then southeast on Tuesday
through the end of the week.

$$

GMZ430-250430-
Sabine Lake-
919 AM CST Sat Feb 24 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 6 PM CST THIS
EVENING...

.REST OF TODAY...South winds 10 to 15 knots. Lake waters choppy.
Slight chance of showers and thunderstorms.
.TONIGHT...Southwest winds around 10 knots becoming west after
midnight. Lake waters a light chop. Showers and thunderstorms
likely in the evening, then showers and slight chance of
thunderstorms after midnight.
.SUNDAY...Northeast winds 5 to 10 knots. Lake waters a light
chop. Showers in the morning. Slight chance of thunderstorms
through the day. Showers likely in the afternoon.
.SUNDAY NIGHT...North winds 5 to 10 knots. Lake waters a light
chop. Rain showers likely in the evening. Slight chance of
thunderstorms through the night. Slight chance of rain showers
after midnight.
.MONDAY...Northeast winds 5 to 10 knots. Lake waters a light
chop.
.MONDAY NIGHT...East winds 5 to 10 knots. Lake waters a light
chop.
.TUESDAY...Southeast winds 5 to 10 knots. Lake waters a light
chop. Chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots. Lake waters choppy.
Slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Lake waters
choppy. Chance of showers and thunderstorms.

$$

GMZ432-250430-
Calcasieu Lake-
919 AM CST Sat Feb 24 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 6 PM CST THIS
EVENING...

.REST OF TODAY...South winds 10 to 15 knots. Lake waters choppy.
Slight chance of showers and thunderstorms.
.TONIGHT...South winds 10 to 15 knots becoming west 5 to 10 knots
after midnight. Lake waters choppy decreasing to a light chop
after midnight. Chance of showers and thunderstorms in the
evening, then showers and slight chance of thunderstorms after
midnight.
.SUNDAY...Northeast winds 5 to 10 knots. Lake waters a light
chop. Showers in the morning. Slight chance of thunderstorms
through the day. Showers likely in the afternoon.
.SUNDAY NIGHT...North winds 5 to 10 knots. Lake waters a light
chop. Rain showers in the evening. Slight chance of thunderstorms
through the night. Chance of rain showers after midnight.
.MONDAY...Northeast winds 5 to 10 knots. Lake waters a light
chop.
.MONDAY NIGHT...East winds 5 to 10 knots. Lake waters a light
chop.
.TUESDAY...Southeast winds 5 to 10 knots. Lake waters a light
chop. Chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds around 10 knots. Lake waters a light
chop.
.WEDNESDAY...South winds 10 to 15 knots. Lake waters choppy.
Slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Lake waters
choppy. Chance of showers and thunderstorms.

$$

GMZ435-250430-
Vermilion Bay-
919 AM CST Sat Feb 24 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 6 PM CST THIS
EVENING...

.REST OF TODAY...South winds 10 to 15 knots. Bay waters choppy.
.TONIGHT...Southwest winds 10 to 15 knots. Bay waters choppy.
Chance of thunderstorms in the evening. Chance of showers through
the night. Slight chance of thunderstorms after midnight.
.SUNDAY...North winds 5 to 10 knots becoming east in the
afternoon. Bay waters a light chop. Showers likely and slight
chance of thunderstorms.
.SUNDAY NIGHT...South winds 5 to 10 knots becoming northwest
after midnight. Bay waters a light chop. Showers in the evening.
Slight chance of thunderstorms through the night. Showers likely
after midnight.
.MONDAY...Northeast winds 5 to 10 knots. Bay waters a light chop.
Slight chance of showers.
.MONDAY NIGHT...East winds 5 to 10 knots. Bay waters a light
chop.
.TUESDAY...Southeast winds around 10 knots. Bay waters a light
chop. Chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Bay waters a light
chop.
.WEDNESDAY...South winds 10 to 15 knots. Bay waters choppy.
Slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Bay waters choppy.
Slight chance of showers and thunderstorms.

$$

GMZ450-250430-
Coastal waters from Cameron LA to High Island TX out 20 NM-
919 AM CST Sat Feb 24 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...South winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms.
.TONIGHT...South winds 10 to 15 knots becoming west after
midnight. Seas 2 to 4 feet. Chance of showers and thunderstorms
in the evening, then showers and slight chance of thunderstorms
after midnight.
.SUNDAY...Northeast winds 10 to 15 knots. Seas 1 to 3 feet.
Showers likely and slight chance of thunderstorms.
.SUNDAY NIGHT...North winds 5 to 10 knots. Seas 1 to 2 feet. Rain
showers likely in the evening. Slight chance of thunderstorms
through the night. Chance of rain showers after midnight.
.MONDAY...Northeast winds 5 to 10 knots. Seas 1 to 2 feet.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 3 feet.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 to
4 feet. Chance of showers and thunderstorms.

$$

GMZ452-250430-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
919 AM CST Sat Feb 24 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...South winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms in the afternoon.
.TONIGHT...South winds 10 to 15 knots becoming southwest after
midnight. Seas 2 to 4 feet. Chance of showers and thunderstorms
in the evening, then showers likely and slight chance of
thunderstorms after midnight.
.SUNDAY...North winds 10 to 15 knots becoming east in the
afternoon. Seas 1 to 3 feet. Showers likely and slight chance of
thunderstorms.
.SUNDAY NIGHT...East winds 5 to 10 knots becoming north after
midnight. Seas 1 to 3 feet. Showers in the evening. Slight chance
of thunderstorms through the night. Showers likely after
midnight.
.MONDAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 3 feet.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers and thunderstorms.

$$

GMZ455-250430-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
919 AM CST Sat Feb 24 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...South winds 10 to 15 knots. Seas 1 to 3 feet.
.TONIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet. Chance
of thunderstorms in the evening. Chance of showers through the
night. Slight chance of thunderstorms after midnight.
.SUNDAY...West winds 5 to 10 knots becoming east 10 to 15 knots
in the afternoon. Seas 1 to 3 feet. Chance of showers in the
morning. Slight chance of thunderstorms through the day. Showers
likely in the afternoon.
.SUNDAY NIGHT...South winds 10 to 15 knots becoming west 5 to
10 knots after midnight. Seas 1 to 3 feet. Showers and slight
chance of thunderstorms.
.MONDAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 2 feet.
.WEDNESDAY...South winds 10 to 15 knots. Seas 1 to 3 feet.
.WEDNESDAY NIGHT...South winds 15 to 20 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms.

$$

GMZ470-250430-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
919 AM CST Sat Feb 24 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...South winds 15 to 20 knots. Seas 3 to 5 feet.
.TONIGHT...South winds 10 to 15 knots. Seas 3 to 5 feet. Chance
of showers and thunderstorms in the evening, then showers likely
and slight chance of thunderstorms after midnight.
.SUNDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Chance of
showers and slight chance of thunderstorms.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Showers likely in the evening. Slight chance of thunderstorms
through the night. Chance of showers after midnight.
.MONDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 5 feet.
.WEDNESDAY...South winds 10 to 15 knots. Seas 3 to 5 feet. Slight
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet. Slight chance of showers and
thunderstorms.

$$

GMZ472-250430-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
919 AM CST Sat Feb 24 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...South winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet.
.TONIGHT...South winds 10 to 15 knots. Seas 3 to 6 feet with
occasional seas up to 7 feet. Chance of thunderstorms in the
evening. Chance of showers through the night. Slight chance of
thunderstorms after midnight.
.SUNDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Chance of
showers in the morning. Slight chance of thunderstorms through
the day. Showers likely in the afternoon.
.SUNDAY NIGHT...South winds 10 to 15 knots becoming northwest
after midnight. Seas 3 to 5 feet. Showers in the evening. Slight
chance of thunderstorms through the night. Showers likely after
midnight.
.MONDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
.WEDNESDAY...South winds 10 to 15 knots. Seas 3 to 5 feet.
.WEDNESDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet. Slight chance of showers and
thunderstorms.

$$

GMZ475-250430-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
919 AM CST Sat Feb 24 2018

...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THIS EVENING...

.REST OF TODAY...South winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet.
.TONIGHT...South winds 10 to 15 knots. Seas 3 to 6 feet with
occasional seas up to 7 feet. Slight chance of showers and
thunderstorms.
.SUNDAY...South winds 10 to 15 knots. Seas 3 to 5 feet. Chance of
showers and slight chance of thunderstorms.
.SUNDAY NIGHT...South winds 10 to 15 knots becoming west after
midnight. Seas 3 to 5 feet. Showers and slight chance of
thunderstorms.
.MONDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
.WEDNESDAY...South winds 10 to 15 knots. Seas 3 to 5 feet.
.WEDNESDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet.

$$

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