Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 192050
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
350 PM CDT Tue Oct 19 2021

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.

GMZ400-200330-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
350 PM CDT Tue Oct 19 2021

.SYNOPSIS...
Easterly winds will continue into Wednesday with high pressure
remaining anchored over the southeastern states. A weak surface
wave is forecast to move into the coastal waters later Wednesday,
with southeast winds expected to develop in its wake by Wednesday
night. Winds may briefly turn northeasterly as a frontal boundary
approaches the coastal waters, but will quickly turn back
southerly for the weekend.


$$

GMZ430-200330-
Sabine Lake-
350 PM CDT Tue Oct 19 2021

.TONIGHT...East winds 5 to 10 knots. Lake waters a light chop.
.WEDNESDAY...East winds around 5 knots. Lake waters smooth.
Slight chance of showers through the day. Slight chance of
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...East winds around 5 knots. Lake waters smooth.
.THURSDAY...Northeast winds around 5 knots becoming east in the
afternoon. Lake waters smooth. Slight chance of showers and
thunderstorms.
.THURSDAY NIGHT...Southeast winds around 5 knots. Lake waters
smooth.
.FRIDAY...East winds around 5 knots. Lake waters smooth.
.FRIDAY NIGHT...Southeast winds up to 5 knots. Lake waters
smooth.
.SATURDAY...Southeast winds 5 to 10 knots. Lake waters a light
chop.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters a
light chop.
.SUNDAY...Southeast winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms through the day.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters a
light chop.

$$

GMZ432-200330-
Calcasieu Lake-
350 PM CDT Tue Oct 19 2021

.TONIGHT...East winds 5 to 10 knots. Lake waters a light chop.
.WEDNESDAY...East winds 5 to 10 knots. Lake waters a light chop.
Chance of showers in the morning, then slight chance of showers
and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...East winds around 5 knots. Lake waters smooth.
.THURSDAY...East winds around 5 knots. Lake waters smooth. Slight
chance of thunderstorms in the morning. Chance of showers through
the day. Chance of thunderstorms in the afternoon.
.THURSDAY NIGHT...Southeast winds around 5 knots. Lake waters
smooth.
.FRIDAY...Northeast winds around 5 knots becoming southeast in
the afternoon. Lake waters smooth. Slight chance of showers and
thunderstorms in the afternoon.
.FRIDAY NIGHT...Southeast winds around 5 knots. Lake waters
smooth.
.SATURDAY...Southeast winds 5 to 10 knots. Lake waters a light
chop.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters a
light chop.
.SUNDAY...Southeast winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms in the
afternoon.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters a
light chop.

$$

GMZ435-200330-
Vermilion Bay-
350 PM CDT Tue Oct 19 2021

.TONIGHT...East winds 10 to 15 knots. Bay waters choppy.
.WEDNESDAY...East winds 5 to 10 knots. Bay waters a light chop.
Slight chance of thunderstorms in the morning. Chance of showers
through the day. Chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters a
light chop. Chance of thunderstorms in the evening. Chance of
showers through the night. Slight chance of thunderstorms after
midnight.
.THURSDAY...East winds around 5 knots. Bay waters smooth. Chance
of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds around 5 knots. Bay waters
smooth.
.FRIDAY...East winds around 5 knots. Bay waters smooth. Slight
chance of showers and thunderstorms in the afternoon.
.FRIDAY NIGHT...Southeast winds up to 5 knots. Bay waters smooth.
.SATURDAY...Southeast winds 5 to 10 knots. Bay waters a light
chop.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters a
light chop.
.SUNDAY...Southeast winds 5 to 10 knots. Bay waters a light chop.
Slight chance of showers and thunderstorms in the afternoon.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters a light
chop.

$$

GMZ450-200330-
Coastal waters from Cameron LA to High Island TX out 20 NM-
350 PM CDT Tue Oct 19 2021

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

$$

GMZ452-200330-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
350 PM CDT Tue Oct 19 2021

.TONIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of thunderstorms in the morning. Chance of showers through
the day. Chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to
2 feet. Slight chance of showers and thunderstorms through the
night.
.THURSDAY...Northeast winds around 5 knots becoming east in the
afternoon. Seas 1 to 2 feet. Chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds around 5 knots. Seas 1 to
2 feet.
.FRIDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Slight
chance of showers and thunderstorms in the afternoon.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to
3 feet.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms through the day.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.

$$

GMZ455-200330-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
350 PM CDT Tue Oct 19 2021

.TONIGHT...East winds 10 to 15 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms after midnight.
.WEDNESDAY...East winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers in the morning. Chance of thunderstorms through
the day. Showers likely in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less. Chance of showers and thunderstorms.
.THURSDAY...East winds up to 5 knots. Seas 1 foot or less.
Showers likely in the morning. Chance of thunderstorms through
the day. Chance of showers in the afternoon.
.THURSDAY NIGHT...Southeast winds up to 5 knots. Seas 1 foot or
less.
.FRIDAY...East winds 5 to 10 knots. Seas 1 foot or less. Slight
chance of showers and thunderstorms in the afternoon.
.FRIDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less.
.SATURDAY...East winds 5 to 10 knots. Seas 1 foot or less.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 foot or
less.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms in the afternoon.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.

$$

GMZ470-200330-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
350 PM CDT Tue Oct 19 2021

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 7 PM THIS EVENING
TO 1 AM CDT WEDNESDAY...

.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Slight
chance of showers and thunderstorms after midnight.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Chance
of showers in the morning. Slight chance of thunderstorms through
the day. Slight chance of showers in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to
3 feet. Slight chance of showers and thunderstorms through the
night.
.THURSDAY...Northeast winds 5 to 10 knots. Seas 1 to 3 feet.
Chance of showers in the morning. Slight chance of thunderstorms
through the day. Slight chance of showers in the afternoon.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to
3 feet.
.FRIDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms in the afternoon.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas 1 to
2 feet.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet.
.SUNDAY...Southeast winds around 15 knots. Seas 3 to 5 feet.
Chance of showers and thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.

$$

GMZ472-200330-
Waters from Intracoastal City to Cameron LA from 20 to 60 NM-
350 PM CDT Tue Oct 19 2021

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 7 PM THIS EVENING
TO 1 AM CDT WEDNESDAY...

.TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet. Slight
chance of showers and thunderstorms after midnight.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of thunderstorms in the morning. Chance of showers through
the day. Chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to
3 feet. Slight chance of showers in the evening. Slight chance of
thunderstorms through the night. Chance of showers after
midnight.
.THURSDAY...North winds around 5 knots becoming east in the
afternoon. Seas 2 to 4 feet. Chance of showers and thunderstorms.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
.FRIDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms in the afternoon.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas 1 to
2 feet.
.SATURDAY...East winds 10 to 15 knots. Seas 1 to 3 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet.
.SUNDAY...Southeast winds around 15 knots. Seas 3 to 5 feet.
Slight chance of showers and thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.

$$

GMZ475-200330-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
350 PM CDT Tue Oct 19 2021

...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 7 PM THIS EVENING
TO 1 AM CDT WEDNESDAY...

.TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet. Chance of
showers and thunderstorms after midnight.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet.
Showers likely in the morning. Chance of thunderstorms through
the day. Chance of showers in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to
4 feet. Chance of showers and thunderstorms.
.THURSDAY...Southeast winds around 5 knots. Seas 2 to 4 feet.
Showers likely in the morning. Chance of thunderstorms through
the day. Chance of showers in the afternoon.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms after midnight.
.FRIDAY...East winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms.
.FRIDAY NIGHT...East winds around 10 knots. Seas 1 to 3 feet.
.SATURDAY...East winds 10 to 15 knots. Seas 1 to 3 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers and thunderstorms through the day.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers and thunderstorms after midnight.

$$

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