Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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430
FZUS54 KLCH 191508
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
908 AM CST Mon Feb 19 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.

GMZ400-200315-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
908 AM CST Mon Feb 19 2018

.SYNOPSIS...
Mainly southerly winds are expected during the period. Winds are
expected to increase remain on the moderate and gusty side through
Tuesday as the pressure gradient across the area tightens between
a departing surface high to the east and a developing surface low
over the Plains. With warm moist air moving over relatively cooler
Gulf shelf water, there will be the potential for at-least patchy
sea fog again tonight and Tuesday night. A cold front will near
the coastal waters late Wednesday into Thursday providing a chance
for showers and a few thunderstorms.

$$

GMZ430-200315-
Sabine Lake-
908 AM CST Mon Feb 19 2018

.REST OF TODAY...South winds 10 to 15 knots. Lake waters choppy.
.TONIGHT...Southeast winds 10 to 15 knots. Lake waters choppy.
Patchy fog.
.TUESDAY...South winds 10 to 15 knots. Lake waters choppy. Patchy
fog through the day. Slight chance of showers in the morning.
Chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.
Patchy fog. Chance of showers and thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots. Lake waters choppy.
Patchy fog. Showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Lake waters a light
chop. Patchy fog. Showers and thunderstorms likely.
.THURSDAY...Southeast winds 5 to 10 knots. Lake waters a light
chop. Showers likely and slight chance of thunderstorms.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters a
light chop. Slight chance of showers.
.FRIDAY...South winds 5 to 10 knots. Lake waters a light chop.
Chance of showers and slight chance of thunderstorms.
.FRIDAY NIGHT...South winds around 10 knots. Lake waters a light
chop. Slight chance of showers.

$$

GMZ432-200315-
Calcasieu Lake-
908 AM CST Mon Feb 19 2018

.REST OF TODAY...South winds 10 to 15 knots. Lake waters choppy.
.TONIGHT...Southeast winds 10 to 15 knots. Lake waters choppy.
Patchy fog.
.TUESDAY...South winds 10 to 15 knots. Lake waters choppy. Patchy
fog through the day. Slight chance of showers in the morning.
Chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.
Patchy fog. Chance of showers and thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots. Lake waters choppy.
Patchy fog. Showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Lake waters
choppy. Patchy fog. Showers and thunderstorms likely.
.THURSDAY...Southeast winds 5 to 10 knots. Lake waters a light
chop. Chance of showers and slight chance of thunderstorms.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters a
light chop. Slight chance of showers.
.FRIDAY...South winds 5 to 10 knots. Lake waters a light chop.
Chance of showers and slight chance of thunderstorms.
.FRIDAY NIGHT...South winds around 10 knots. Lake waters a light
chop. Slight chance of showers.

$$

GMZ435-200315-
Vermilion Bay-
908 AM CST Mon Feb 19 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Bay waters
choppy.
.TONIGHT...Southeast winds around 10 knots. Bay waters a light
chop. Patchy fog.
.TUESDAY...Southeast winds 10 to 15 knots. Bay waters choppy.
Patchy fog through the day. Slight chance of showers through the
day. Slight chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
choppy. Patchy fog. Slight chance of showers and thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots. Bay waters choppy.
Patchy fog. Showers and thunderstorms likely.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
choppy. Patchy fog. Chance of showers and thunderstorms.
.THURSDAY...Southeast winds 5 to 10 knots. Bay waters a light
chop. Chance of showers and slight chance of thunderstorms.
.THURSDAY NIGHT...Southeast winds around 10 knots. Bay waters a
light chop. Slight chance of showers.
.FRIDAY...Southeast winds around 10 knots. Bay waters a light
chop. Chance of showers and slight chance of thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters a light
chop. Slight chance of showers.

$$

GMZ450-200315-
Coastal waters from Cameron LA to High Island TX out 20 NM-
908 AM CST Mon Feb 19 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas 2 to
4 feet.
.TONIGHT...Southeast winds 15 to 20 knots. Seas 3 to 5 feet.
Patchy fog.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Patchy fog through the day. Slight chance of showers in the
morning. Chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
Patchy fog. Chance of showers and thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. Patchy
fog. Showers and thunderstorms likely.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
Patchy fog. Showers and thunderstorms likely.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Chance of showers and slight chance of thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to
3 feet. Slight chance of showers.
.FRIDAY...Southeast winds around 10 knots. Seas 1 to 3 feet.
Chance of showers and slight chance of thunderstorms.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
4 feet. Slight chance of showers.

$$

GMZ452-200315-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
908 AM CST Mon Feb 19 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas 1 to
3 feet.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Patchy fog.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Patchy fog through the day. Slight chance of showers in the
morning. Chance of showers and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Patchy fog. Chance of showers and thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. Patchy
fog. Showers and thunderstorms likely.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
Patchy fog. Chance of showers and thunderstorms.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 1 to 3 feet.
Chance of showers and slight chance of thunderstorms.
.THURSDAY NIGHT...Southeast winds around 10 knots. Seas 1 to
3 feet. Slight chance of showers.
.FRIDAY...Southeast winds around 10 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas 1 to
3 feet. Slight chance of showers.

$$

GMZ455-200315-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
908 AM CST Mon Feb 19 2018

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

$$

GMZ470-200315-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
908 AM CST Mon Feb 19 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas 3 to
5 feet.
.TONIGHT...Southeast winds 15 to 20 knots. Seas 3 to 6 feet.
.TUESDAY...Southeast winds 15 to 20 knots. Seas 3 to 6 feet.
Slight chance of showers in the morning, then chance of showers
and thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
6 feet. Chance of showers and thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots. Seas 3 to 6 feet with
occasional seas up to 7 feet. Showers and thunderstorms likely.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet. Chance of showers and
thunderstorms.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Chance of showers and slight chance of thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
5 feet. Slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers.

$$

GMZ472-200315-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
908 AM CST Mon Feb 19 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas 3 to
5 feet.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
.TUESDAY...Southeast winds around 15 knots. Seas 3 to 6 feet.
Slight chance of showers through the day. Slight chance of
thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
6 feet. Chance of showers and thunderstorms.
.WEDNESDAY...South winds 15 to 20 knots. Seas 3 to 6 feet with
occasional seas up to 7 feet. Showers and thunderstorms likely.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
6 feet with occasional seas up to 7 feet. Chance of showers and
thunderstorms.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Chance of showers and slight chance of thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
5 feet. Slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
5 feet. Slight chance of showers.

$$

GMZ475-200315-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
908 AM CST Mon Feb 19 2018

.REST OF TODAY...Southeast winds 10 to 15 knots. Seas 3 to
5 feet.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers through the day. Slight chance of
thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet. Slight chance of showers and
thunderstorms.
.WEDNESDAY...Southeast winds 15 to 20 knots. Seas 3 to 6 feet
with occasional seas up to 7 feet. Slight chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
6 feet with occasional seas up to 7 feet. Slight chance of
showers and thunderstorms.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
5 feet. Slight chance of showers.
.FRIDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers.

$$



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