Coastal Waters Forecast
Issued by NWS Lake Charles, LA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
000
FZUS54 KLCH 210255
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
955 PM CDT Thu Jul 20 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.

GMZ400-210930-
Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion Bay
955 PM CDT Thu Jul 20 2017

.SYNOPSIS...
Broad high pressure will continue over the Gulf through Saturday.
This will provide light winds and low seas. An increase in
onshore winds as well as seas can be expected Sunday into Monday
as the  pressure gradient strengthens slightly. Shower and
thunderstorm  chances will also increase during the weekend as
low pressure  aloft moves west over the Gulf of Mexico.

$$

GMZ430-210930-
Sabine Lake-
955 PM CDT Thu Jul 20 2017

.REST OF TONIGHT...Southwest winds up to 5 knots. Lake waters
smooth.
.FRIDAY...West winds up to 5 knots becoming south around 5 knots
in the afternoon. Lake waters smooth. Slight chance of showers
and thunderstorms.
.FRIDAY NIGHT...South winds up to 5 knots. Lake waters smooth.
Slight chance of showers and thunderstorms.
.SATURDAY...South winds 5 to 10 knots. Lake waters a light chop.
Chance of showers and thunderstorms.
.SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms in the evening,
then chance of showers and thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots. Lake waters a light
chop. Chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters a
light chop. Slight chance of showers and thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters a
light chop.
.TUESDAY...South winds 5 to 10 knots. Lake waters a light chop.
Slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters a
light chop.

$$

GMZ432-210930-
Calcasieu Lake-
955 PM CDT Thu Jul 20 2017

.REST OF TONIGHT...Southwest winds around 5 knots. Lake waters
smooth.
.FRIDAY...West winds around 5 knots becoming south in the
afternoon. Lake waters smooth. Slight chance of showers and
thunderstorms in the morning, then chance of showers and
thunderstorms in the afternoon.
.FRIDAY NIGHT...South winds up to 5 knots. Lake waters smooth.
Slight chance of showers and thunderstorms.
.SATURDAY...South winds 5 to 10 knots. Lake waters a light chop.
Chance of showers and thunderstorms.
.SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms in the evening,
then chance of showers and thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots. Lake waters a light
chop. Chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters a
light chop. Slight chance of showers and thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters a
light chop.
.TUESDAY...Southwest winds 5 to 10 knots. Lake waters a light
chop. Slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Lake waters a
light chop.

$$

GMZ435-210930-
Vermilion Bay-
955 PM CDT Thu Jul 20 2017

.REST OF TONIGHT...West winds up to 5 knots. Bay waters smooth.
Slight chance of showers and thunderstorms after midnight.
.FRIDAY...North winds around 5 knots becoming southeast in the
afternoon. Bay waters smooth. Slight chance of showers and
thunderstorms in the morning, then chance of showers and
thunderstorms in the afternoon.
.FRIDAY NIGHT...Southwest winds up to 5 knots. Bay waters smooth.
Slight chance of showers and thunderstorms in the evening, then
chance of showers and thunderstorms after midnight.
.SATURDAY...Southwest winds 5 to 10 knots. Bay waters a light
chop. Chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters a
light chop. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots. Bay waters a light chop.
Chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters a light
chop. Slight chance of showers and thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Bay waters a light chop.
Slight chance of showers and thunderstorms.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters a light
chop.
.TUESDAY...Southwest winds around 5 knots. Bay waters smooth.
Slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southwest winds around 5 knots. Bay waters
smooth.

$$

GMZ450-210930-
Coastal waters from Cameron LA to High Island TX out 20 NM-
955 PM CDT Thu Jul 20 2017

.REST OF TONIGHT...Southwest winds up to 5 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.
.FRIDAY...West winds up to 5 knots becoming south around 5 knots
in the afternoon. Seas 1 foot or less. Slight chance of showers
and thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Slight chance of showers and thunderstorms after midnight.
.SATURDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms in the evening, then
chance of showers and thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms.
.MONDAY...Southwest winds 10 to 15 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 3 feet.
.TUESDAY...South winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.

$$

GMZ452-210930-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
955 PM CDT Thu Jul 20 2017

.REST OF TONIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.
.FRIDAY...Northwest winds around 5 knots becoming southeast in
the afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms after midnight.
.SATURDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to
2 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Seas 1 to 3 feet. Slight
chance of showers and thunderstorms.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
.TUESDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.

$$

GMZ455-210930-
Coastal waters from Lower Atchafalaya River to Intracoastal City
LA out 20 NM-
955 PM CDT Thu Jul 20 2017

.REST OF TONIGHT...West winds up to 5 knots. Seas 1 foot or less.
Slight chance of showers and thunderstorms after midnight.
.FRIDAY...North winds around 5 knots becoming southeast in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.
Slight chance of showers and thunderstorms in the evening, then
chance of showers and thunderstorms after midnight.
.SATURDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms in the evening,
then chance of showers and thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Seas 1 foot or less.
Slight chance of showers and thunderstorms.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less.
.TUESDAY...Southwest winds around 5 knots. Seas 1 foot or less.
Slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less.

$$

GMZ470-210930-
Waters from Cameron LA to High Island TX from 20 to 60 NM-
955 PM CDT Thu Jul 20 2017

.REST OF TONIGHT...South winds around 5 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.
.FRIDAY...Southwest winds up to 5 knots becoming southeast in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms after midnight.
.SATURDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 1 to 3 feet.
Slight chance of showers and thunderstorms in the evening, then
chance of showers and thunderstorms after midnight.
.SUNDAY...Southwest winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms.
.MONDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
.TUESDAY...South winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 4 feet.

$$

GMZ472-210930-
Waters from  Intracoastal City to Cameron LA from 20 to 60 NM-
955 PM CDT Thu Jul 20 2017

.REST OF TONIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.
.FRIDAY...Northwest winds up to 5 knots becoming southeast in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms after midnight.
.SATURDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Chance
of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds around 10 knots. Seas 1 to
3 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.
.SUNDAY...Southwest winds around 10 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms.
.MONDAY...Southwest winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms.
.MONDAY NIGHT...South winds around 10 knots. Seas 2 to 4 feet.
.TUESDAY...South winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 4 feet.

$$

GMZ475-210930-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
955 PM CDT Thu Jul 20 2017

.REST OF TONIGHT...Southwest winds around 5 knots. Seas 1 foot or
less. Slight chance of showers and thunderstorms after midnight.
.FRIDAY...North winds around 5 knots becoming southeast in the
afternoon. Seas 1 foot or less. Slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms after midnight.
.SATURDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds around 10 knots. Seas 1 to
3 feet. Slight chance of showers and thunderstorms in the
evening, then chance of showers and thunderstorms after midnight.
.SUNDAY...Southwest winds around 10 knots. Seas 1 to 3 feet.
Chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 4 feet.
.TUESDAY...South winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.

$$

25



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.