Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 271528
CWFLCH

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1028 AM CDT THU APR 27 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.

GMZ400-280415-
SYNOPSIS FOR LOWER ATCHAFALAYA RIVER LA TO HIGH ISLAND TX OUT
60 NM INCLUDING SABINE AND CALCASIEU LAKES AND VERMILION BAY
1028 AM CDT THU APR 27 2017

.SYNOPSIS...
NORTHERLY WINDS WILL CONTINUE TO DECREASE BEFORE TURNING ONSHORE
BY LATE THIS AFTERNOON. ONSHORE WINDS WILL BECOME QUITE STRONG AND
GUSTY OVER THE WEEKEND AS A COLD FRONT APPROACHES THE AREA. SEAS
OF 10 TO 12 FEET WILL BE POSSIBLE OVER THE OUTER COASTAL WATERS
FROM 20 TO 60 NM LATE SATURDAY AND SUNDAY. THE FRONT WILL MOVE
THROUGH THE AREA LATE SUNDAY TURNING WINDS BACK OFFSHORE FOR THE
EARLY PART OF NEXT WEEK.

$$

GMZ430-280415-
SABINE LAKE-
1028 AM CDT THU APR 27 2017

.REST OF TODAY...EAST WINDS 5 TO 10 KNOTS. LAKE WATERS A LIGHT
CHOP.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS.
.FRIDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. LAKE WATERS
ROUGH. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
.SATURDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. LAKE WATERS ROUGH.
CHANCE OF SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 20 TO 25 KNOTS. LAKE WATERS VERY
ROUGH. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
.SUNDAY...WEST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY. SHOWERS
AND THUNDERSTORMS IN THE MORNING, THEN CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS
CHOPPY.
.MONDAY...WEST WINDS AROUND 5 KNOTS. LAKE WATERS SMOOTH.
.MONDAY NIGHT...SOUTH WINDS AROUND 5 KNOTS. LAKE WATERS SMOOTH.

$$

GMZ432-280415-
CALCASIEU LAKE-
1028 AM CDT THU APR 27 2017

.REST OF TODAY...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST
IN THE AFTERNOON. LAKE WATERS A LIGHT CHOP DECREASING TO SMOOTH
IN THE AFTERNOON.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS.
.FRIDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. LAKE WATERS
ROUGH. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. LAKE WATERS VERY
ROUGH. CHANCE OF SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 20 TO 25 KNOTS. LAKE WATERS VERY
ROUGH. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN
SHOWERS AND THUNDERSTORMS LIKELY AFTER MIDNIGHT.
.SUNDAY...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST 5 TO
10 KNOTS IN THE AFTERNOON. LAKE WATERS ROUGH DECREASING TO A
LIGHT CHOP IN THE AFTERNOON. SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS
CHOPPY.
.MONDAY...WEST WINDS AROUND 5 KNOTS. LAKE WATERS SMOOTH.
.MONDAY NIGHT...SOUTH WINDS AROUND 5 KNOTS. LAKE WATERS SMOOTH.

$$

GMZ435-280415-
VERMILION BAY-
1028 AM CDT THU APR 27 2017

.REST OF TODAY...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST IN
THE AFTERNOON. BAY WATERS A LIGHT CHOP DECREASING TO SMOOTH IN
THE AFTERNOON.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS CHOPPY.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS ROUGH. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS.
.FRIDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. BAY WATERS ROUGH.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
.SATURDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. BAY WATERS ROUGH.
CHANCE OF SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTHEAST WINDS AROUND 20 KNOTS. BAY WATERS
ROUGH. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS ROUGH. SHOWERS
AND THUNDERSTORMS.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. BAY WATERS
CHOPPY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.MONDAY...NORTH WINDS 5 TO 10 KNOTS. BAY WATERS A LIGHT CHOP.
.MONDAY NIGHT...NORTH WINDS UP TO 5 KNOTS BECOMING EAST AFTER
MIDNIGHT. BAY WATERS SMOOTH.

$$

GMZ450-280415-
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
1028 AM CDT THU APR 27 2017

.REST OF TODAY...EAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
.FRIDAY 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 AFTER MIDNIGHT.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 4 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 20 TO 25 KNOTS. SEAS 4 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS AND THUNDERSTORMS
LIKELY AFTER MIDNIGHT.
.SUNDAY...WEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET. SHOWERS
AND THUNDERSTORMS IN THE MORNING, THEN CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.
.MONDAY...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE
AFTERNOON. SEAS 1 TO 3 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS.

$$

GMZ452-280415-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
1028 AM CDT THU APR 27 2017

.REST OF TODAY...EAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 3 FEET.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
.FRIDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 3 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 7 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 3 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 20 TO 25 KNOTS. SEAS 4 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SUNDAY...SOUTHWEST WINDS 20 TO 25 KNOTS. SEAS 3 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
.MONDAY...NORTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR
LESS.

$$

GMZ455-280415-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
1028 AM CDT THU APR 27 2017

.REST OF TODAY...NORTH WINDS 5 TO 10 KNOTS BECOMING EAST IN THE
AFTERNOON. SEAS 1 TO 3 FEET.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS.
.FRIDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 3 TO 5 FEET.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 3 TO 5 FEET.
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
.SATURDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 3 TO
5 FEET. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.SUNDAY...SOUTH WINDS 20 TO 25 KNOTS. SEAS 3 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. SHOWERS AND THUNDERSTORMS LIKELY IN
THE MORNING, THEN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.MONDAY...NORTH WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.
.MONDAY NIGHT...EAST WINDS 5 TO 10 KNOTS. SEAS 1 FOOT OR LESS.

$$

GMZ470-280415-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
1028 AM CDT THU APR 27 2017

.REST OF TODAY...EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
.FRIDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 5 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO 12 FEET
WITH OCCASIONAL SEAS UP TO 13 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 20 TO 25 KNOTS. SEAS 8 TO 12 FEET
WITH OCCASIONAL SEAS UP TO 13 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
.SUNDAY...WEST WINDS 15 TO 20 KNOTS. SEAS 5 TO 8 FEET WITH
OCCASIONAL SEAS UP TO 10 FEET. SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 4 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET.
.MONDAY...NORTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 5 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 1 TO 3 FEET.

$$

GMZ472-280415-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
1028 AM CDT THU APR 27 2017

.REST OF TODAY...EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 5 FEET.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 5 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO 12 FEET
WITH OCCASIONAL SEAS UP TO 13 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
.SATURDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO
12 FEET WITH OCCASIONAL SEAS UP TO 13 FEET. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS THROUGH THE NIGHT.
.SUNDAY...SOUTHWEST WINDS 20 TO 25 KNOTS. SEAS 6 TO 10 FEET WITH
OCCASIONAL SEAS UP TO 11 FEET. SHOWERS AND THUNDERSTORMS.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 5 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET.
.MONDAY...NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET.
.MONDAY NIGHT...EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET.

$$

GMZ475-280415-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
1028 AM CDT THU APR 27 2017

.REST OF TODAY...NORTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 5 FEET.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 8 FEET WITH
OCCASIONAL SEAS UP TO 10 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 5 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO 12 FEET
WITH OCCASIONAL SEAS UP TO 13 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SATURDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 8 TO
12 FEET WITH OCCASIONAL SEAS UP TO 14 FEET. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
.SUNDAY...SOUTH WINDS 20 TO 25 KNOTS. SEAS 8 TO 12 FEET WITH
OCCASIONAL SEAS UP TO 13 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 5 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.MONDAY...NORTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET.
.MONDAY NIGHT...EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET.

$$

13


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