Coastal Waters Forecast
Issued by NWS Lake Charles, LA

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FZUS54 KLCH 260831
CWFLCH

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE LAKE CHARLES LA
331 AM CDT WED APR 26 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.

GMZ400-262130-
SYNOPSIS FOR LOWER ATCHAFALAYA RIVER LA TO HIGH ISLAND TX OUT
60 NM INCLUDING SABINE AND CALCASIEU LAKES AND VERMILION BAY
331 AM CDT WED APR 26 2017

.SYNOPSIS...
AN APPROACHING COLD FRONT TODAY WILL RESULT IN CONTINUED MODERATE
ONSHORE FLOW IN THE 15 TO 20 KNOT RANGE WITH GUSTS TO 30 KNOTS.
THE FRONT WILL SWEEP ACROSS THE NORTHERN GULF WEDNESDAY EVENING
POSSIBLY ACCOMPANIED BY A FEW THUNDERSTORMS. A BRIEF AND MODERATE
OFFSHORE FLOW WILL FOLLOW THE FRONTAL PASSAGE THURSDAY WITH
SOUTHERLIES RAPIDLY RETURNING BY THURSDAY NIGHT. A MORE ACTIVE
COLD FRONT WILL MOVE INTO THE GULF WATERS SUNDAY.

$$

GMZ430-262130-
SABINE LAKE-
331 AM CDT WED APR 26 2017

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 7 AM CDT THIS
MORNING...

.TODAY...SOUTH WINDS 15 TO 20 KNOTS. LAKE WATERS ROUGH. CHANCE OF
SHOWERS AND THUNDERSTORMS.
.TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.
.THURSDAY...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST IN
THE AFTERNOON. LAKE WATERS A LIGHT CHOP.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. LAKE WATERS A LIGHT
CHOP.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY.
.FRIDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. LAKE WATERS
ROUGH. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.SATURDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. LAKE WATERS ROUGH.
CHANCE OF SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. LAKE WATERS ROUGH.
SHOWERS AND THUNDERSTORMS LIKELY.
.SUNDAY...WEST WINDS 10 TO 15 KNOTS. LAKE WATERS CHOPPY. CHANCE
OF SHOWERS AND THUNDERSTORMS.
.SUNDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. LAKE WATERS
CHOPPY.

$$

GMZ432-262130-
CALCASIEU LAKE-
331 AM CDT WED APR 26 2017

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

$$

GMZ435-262130-
VERMILION BAY-
331 AM CDT WED APR 26 2017

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

$$

GMZ450-262130-
COASTAL WATERS FROM CAMERON LA TO HIGH ISLAND TX OUT 20 NM-
331 AM CDT WED APR 26 2017

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 7 AM CDT THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 1 PM
CDT THIS AFTERNOON...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 1 PM CDT THIS
AFTERNOON THROUGH LATE TONIGHT...

.TODAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE DAY.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH AFTER
MIDNIGHT. SEAS 2 TO 4 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST
5 TO 10 KNOTS IN THE AFTERNOON. SEAS 1 TO 3 FEET.
.THURSDAY NIGHT...SOUTH 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.
.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.
.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.
.SUNDAY...WEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET. SHOWERS
AND THUNDERSTORMS LIKELY.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.

$$

GMZ452-262130-
COASTAL WATERS FROM INTRACOASTAL CITY TO CAMERON LA OUT 20 NM-
331 AM CDT WED APR 26 2017

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 7 AM CDT THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 1 PM
CDT THIS AFTERNOON...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 1 PM CDT THIS
AFTERNOON THROUGH LATE TONIGHT...

.TODAY...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.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT. SEAS 3 TO 5 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST 5 TO
10 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET.
.THURSDAY NIGHT...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.
.FRIDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.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 3 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 7 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SUNDAY...SOUTH WINDS 20 TO 25 KNOTS BECOMING WEST 10 TO 15 KNOTS
IN THE AFTERNOON. SEAS 3 TO 6 FEET WITH OCCASIONAL SEAS UP TO
7 FEET. SHOWERS AND THUNDERSTORMS.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.

$$

GMZ455-262130-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA OUT 20 NM-
331 AM CDT WED APR 26 2017

...SMALL CRAFT EXERCISE CAUTION IN EFFECT UNTIL 7 AM CDT THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 1 PM
CDT THIS AFTERNOON...
...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM 1 PM CDT THIS
AFTERNOON THROUGH LATE TONIGHT...

.TODAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT. SEAS 2 TO 4 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 1 TO 3 FEET.
.THURSDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 1 TO
3 FEET.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 3 TO 5 FEET.
CHANCE OF SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 3 TO
5 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS.
.SUNDAY...SOUTH WINDS 20 TO 25 KNOTS. SEAS 3 TO 5 FEET. SHOWERS
AND THUNDERSTORMS LIKELY.
.SUNDAY NIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT. SEAS 2 TO 4 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.

$$

GMZ470-262130-
WATERS FROM CAMERON LA TO HIGH ISLAND TX FROM 20 TO 60 NM-
331 AM CDT WED APR 26 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH 20 TO
25 KNOTS AFTER MIDNIGHT. SEAS 3 TO 6 FEET WITH OCCASIONAL SEAS UP
TO 7 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST IN THE
AFTERNOON. SEAS 3 TO 5 FEET.
.THURSDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
4 FEET.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 4 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 6 TO 10 FEET
WITH OCCASIONAL SEAS UP TO 11 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 20 TO 25 KNOTS. SEAS 6 TO 10 FEET
WITH OCCASIONAL SEAS UP TO 11 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SUNDAY...WEST WINDS 15 TO 20 KNOTS. SEAS 5 TO 8 FEET WITH
OCCASIONAL SEAS UP TO 10 FEET. SHOWERS AND THUNDERSTORMS LIKELY.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. SEAS 4 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET.

$$

GMZ472-262130-
WATERS FROM  INTRACOASTAL CITY TO CAMERON LA FROM 20 TO 60 NM-
331 AM CDT WED APR 26 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT. SEAS 3 TO 6 FEET WITH OCCASIONAL SEAS UP TO
7 FEET. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST 5 TO
10 KNOTS IN THE AFTERNOON. SEAS 3 TO 5 FEET.
.THURSDAY NIGHT...SOUTHEAST WINDS 10 TO 15 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.
.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 6 TO 10 FEET
WITH OCCASIONAL SEAS UP TO 11 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 13 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SUNDAY...SOUTH WINDS 20 TO 25 KNOTS BECOMING WEST 10 TO 15 KNOTS
IN THE AFTERNOON. SEAS 6 TO 10 FEET WITH OCCASIONAL SEAS UP TO
11 FEET. SHOWERS AND THUNDERSTORMS LIKELY.
.SUNDAY NIGHT...NORTHWEST WINDS 20 TO 25 KNOTS. SEAS 5 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.

$$

GMZ475-262130-
WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY LA FROM
20 TO 60 NM-
331 AM CDT WED APR 26 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
AFTER MIDNIGHT. SEAS 3 TO 6 FEET WITH OCCASIONAL SEAS UP TO
7 FEET. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
EVENING.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.
.THURSDAY NIGHT...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 15 TO 20 KNOTS. SEAS 4 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET.
.SATURDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 6 TO 10 FEET
WITH OCCASIONAL SEAS UP TO 11 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS TO
AROUND 40 KNOTS. SEAS 8 TO 12 FEET WITH OCCASIONAL SEAS UP TO
13 FEET. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.SUNDAY...SOUTH WINDS 20 TO 25 KNOTS. SEAS 8 TO 12 FEET WITH
OCCASIONAL SEAS UP TO 13 FEET. SHOWERS AND THUNDERSTORMS LIKELY.
.SUNDAY NIGHT...WEST WINDS 20 TO 25 KNOTS BECOMING NORTH AFTER
MIDNIGHT. SEAS 6 TO 10 FEET WITH OCCASIONAL SEAS UP TO 11 FEET.
CHANCE OF SHOWERS AND THUNDERSTORMS.

$$

66


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