Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 202103
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
403 PM CDT Fri Apr 20 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.

GMZ400-210930-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
403 PM CDT Fri Apr 20 2018

.SYNOPSIS...
Offshore flow will continue diminishing into the overnight hours
with onshore flow on Saturday increasing Saturday night ahead of
another cold front. The front will be preceded and accompanied by
scattered to widespread showers and thunderstorms late Saturday
into Sunday with offshore flow developing once again in its wake
for the early part of next week.

$$

GMZ430-210930-
Sabine Lake-
403 PM CDT Fri Apr 20 2018

.TONIGHT...Southeast winds 5 to 10 knots. Lake waters a light
chop.
.SATURDAY...Southeast winds 10 to 15 knots. Lake waters choppy.
Slight chance of showers and thunderstorms in the afternoon.
.SATURDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy.
Thunderstorms in the evening. Showers through the night. Slight
chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots becoming northwest in the
afternoon. Lake waters a light chop. Chance of showers in the
morning.
.SUNDAY NIGHT...Northwest winds 5 to 10 knots. Lake waters a
light chop.
.MONDAY...Northwest winds 5 to 10 knots. Lake waters a light
chop.
.MONDAY NIGHT...North winds 5 to 10 knots. Lake waters a light
chop.
.TUESDAY...Northwest winds around 5 knots. Lake waters smooth.
.TUESDAY NIGHT...North winds around 5 knots. Lake waters smooth.
.WEDNESDAY...Northwest winds 5 to 10 knots. Lake waters a light
chop.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots. Lake waters a
light chop.

$$

GMZ432-210930-
Calcasieu Lake-
403 PM CDT Fri Apr 20 2018

.TONIGHT...East winds 5 to 10 knots. Lake waters a light chop.
.SATURDAY...Southeast winds 10 to 15 knots. Lake waters choppy.
Slight chance of showers and thunderstorms in the afternoon.
.SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters a light
chop. Showers and thunderstorms likely in the evening, then
showers and slight chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots becoming northwest in the
afternoon. Lake waters a light chop. Chance of showers in the
morning.
.SUNDAY NIGHT...Northwest winds 5 to 10 knots. Lake waters a
light chop.
.MONDAY...Northwest winds 5 to 10 knots. Lake waters a light
chop.
.MONDAY NIGHT...North winds 5 to 10 knots. Lake waters a light
chop.
.TUESDAY...Northwest winds around 5 knots. Lake waters smooth.
.TUESDAY NIGHT...North winds around 5 knots. Lake waters smooth.
.WEDNESDAY...Northwest winds 5 to 10 knots. Lake waters a light
chop.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots. Lake waters a
light chop.

$$

GMZ435-210930-
Vermilion Bay-
403 PM CDT Fri Apr 20 2018

.TONIGHT...East winds 10 to 15 knots. Bay waters choppy.
.SATURDAY...Southeast winds 5 to 10 knots. Bay waters a light
chop.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
choppy. Chance of showers and thunderstorms in the evening, then
showers and slight chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots. Bay waters a light chop.
Showers likely and slight chance of thunderstorms in the morning,
then chance of showers in the afternoon.
.SUNDAY NIGHT...Northwest winds 5 to 10 knots. Bay waters a light
chop.
.MONDAY...Northwest winds 5 to 10 knots. Bay waters a light chop.
.MONDAY NIGHT...North winds 5 to 10 knots. Bay waters a light
chop.
.TUESDAY...Northwest winds 5 to 10 knots. Bay waters a light
chop.
.TUESDAY NIGHT...North winds 5 to 10 knots. Bay waters a light
chop.
.WEDNESDAY...Northwest winds 5 to 10 knots. Bay waters a light
chop.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots. Bay waters a
light chop.

$$

GMZ450-210930-
Coastal waters from Cameron LA to High Island TX out 20 NM-
403 PM CDT Fri Apr 20 2018

.TONIGHT...Southeast winds 15 to 20 knots. Seas 1 to 3 feet.
.SATURDAY...Southeast winds 15 to 20 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms in the afternoon.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 3 feet.
Showers and thunderstorms likely in the evening, then showers and
slight chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 10 to 15 knots becoming northwest in
the afternoon. Seas 1 to 3 feet. Chance of showers in the
morning.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to 3 feet.
.MONDAY...Northwest winds 10 to 15 knots. Seas 1 to 2 feet.
.MONDAY NIGHT...North winds 5 to 10 knots. Seas 1 to 2 feet.
.TUESDAY...Northwest winds 5 to 10 knots. Seas 1 foot or less.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots becoming northeast
after midnight. Seas 1 foot or less.
.WEDNESDAY...North winds 5 to 10 knots. Seas 1 foot or less.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to
2 feet.

$$

GMZ452-210930-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
403 PM CDT Fri Apr 20 2018

.TONIGHT...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to
3 feet. Chance of showers and thunderstorms in the evening, then
showers and slight chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 10 to 15 knots becoming west in the
afternoon. Seas 1 to 3 feet. Showers likely and slight chance of
thunderstorms in the morning, then slight chance of showers in
the afternoon.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to 3 feet.
.MONDAY...Northwest winds 10 to 15 knots. Seas 1 to 3 feet.
.MONDAY NIGHT...North winds 10 to 15 knots. Seas 1 to 2 feet.
.TUESDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots becoming north
after midnight. Seas 1 foot or less.
.WEDNESDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to
2 feet.

$$

GMZ455-210930-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
403 PM CDT Fri Apr 20 2018

.TONIGHT...East winds 15 to 20 knots. Seas 1 foot or less.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 1 to 3 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to
3 feet. Chance of showers and thunderstorms in the evening, then
showers likely and slight chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 10 to 15 knots. Seas 1 to 3 feet.
Showers likely and slight chance of thunderstorms in the morning,
then chance of showers in the afternoon.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to 3 feet.
.MONDAY...Northwest winds 10 to 15 knots. Seas 1 to 2 feet.
.MONDAY NIGHT...North winds 10 to 15 knots. Seas 1 to 2 feet.
.TUESDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet.
.TUESDAY NIGHT...North winds 5 to 10 knots. Seas 1 to 2 feet.
.WEDNESDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to
2 feet.

$$

GMZ470-210930-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
403 PM CDT Fri Apr 20 2018

.TONIGHT...Southeast winds 15 to 20 knots. Seas 2 to 4 feet.
.SATURDAY...Southeast winds 15 to 20 knots. Seas 3 to 5 feet.
Slight chance of showers and thunderstorms in the afternoon.
.SATURDAY NIGHT...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...Southwest winds 10 to 15 knots becoming northwest in
the afternoon. Seas 3 to 5 feet. Chance of showers in the
morning.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.MONDAY...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.MONDAY NIGHT...Northwest winds around 10 knots. Seas 1 to
2 feet.
.TUESDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet.
.TUESDAY NIGHT...West winds 5 to 10 knots becoming north after
midnight. Seas 1 to 2 feet.
.WEDNESDAY...North winds 5 to 10 knots. Seas 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas 1 to
3 feet.

$$

GMZ472-210930-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
403 PM CDT Fri Apr 20 2018

.TONIGHT...East winds 15 to 20 knots. Seas 2 to 4 feet.
.SATURDAY...Southeast winds around 15 knots. Seas 3 to 5 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Chance of showers and thunderstorms in the evening, then
showers likely and slight chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 10 to 15 knots becoming west in the
afternoon. Seas 2 to 4 feet. Showers likely and slight chance of
thunderstorms in the morning, then slight chance of showers in
the afternoon.
.SUNDAY NIGHT...Northwest winds around 15 knots. Seas 3 to
5 feet.
.MONDAY...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.MONDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.TUESDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet.
.TUESDAY NIGHT...Northwest winds 5 to 10 knots becoming north
after midnight. Seas 1 to 2 feet.
.WEDNESDAY...North winds 5 to 10 knots. Seas 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to
4 feet.

$$

GMZ475-210930-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
403 PM CDT Fri Apr 20 2018

.TONIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Chance of showers and thunderstorms in the evening, then
showers likely and slight chance of thunderstorms after midnight.
.SUNDAY...Southwest winds 10 to 15 knots. Seas 2 to 4 feet.
Showers likely and slight chance of thunderstorms in the morning,
then chance of showers in the afternoon.
.SUNDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.MONDAY...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.MONDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to 4 feet.
.TUESDAY...Northwest winds around 10 knots. Seas 1 to 3 feet.
.TUESDAY NIGHT...Northwest winds around 10 knots. Seas 1 to
3 feet.
.WEDNESDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas 2 to
4 feet.

$$

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