Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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322
FZUS54 KHGX 230915
CWFHGX

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
415 AM CDT THU MAR 23 2017

UPPER TEXAS COASTAL WATERS FROM HIGH ISLAND TO THE MATAGORDA SHIP
CHANNEL OUT 60 NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS

SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST
1/3 OF THE WAVES...ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE
HIGHEST 10 PERCENT OF THE WAVES.

GMZ300-232200-
SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60
NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS
415 AM CDT THU MAR 23 2017

.SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM...
A LIGHT ONSHORE FLOW WILL PREVAIL THROUGH EARLY THURSDAY. ONSHORE
WINDS WILL STRENGTHEN SIGNIFICANTLY THURSDAY NIGHT AND FRIDAY IN
RESPONSE TO AN INTENSIFYING AREA OF LOW PRESSURE OVER THE PLAINS.  A
COLD FRONT WILL APPROACH THE COASTAL WATERS ON SATURDAY BUT THE
FRONT IS FORECAST TO STALL INLAND. ONSHORE WINDS ARE EXPECTED TO
PREVAIL THROUGH THE WEEKEND.

$$

GMZ330-335-232200-
MATAGORDA BAY-GALVESTON BAY-
415 AM CDT THU MAR 23 2017

.TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN A CHANCE
OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
.FRIDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST
10 TO 15 KNOTS AFTER MIDNIGHT. BAY WATERS CHOPPY BECOMING
SLIGHTLY CHOPPY AFTER MIDNIGHT. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SATURDAY...WEST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS IN THE AFTERNOON. BAY WATERS SLIGHTLY CHOPPY BECOMING
SMOOTH IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
.SUNDAY...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY CHOPPY.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY CHOPPY.
A CHANCE OF SHOWERS AND THUNDERSTORMS.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.

$$

GMZ350-355-232200-
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
415 AM CDT THU MAR 23 2017

.TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS BECOMING SOUTH 20 TO
25 KNOTS AFTER MIDNIGHT. SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS UP
TO 8 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.FRIDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. A CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS IN THE AFTERNOON. SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS
UP TO 7 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS INCREASING TO 10 TO
15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET.
.SUNDAY...SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.MONDAY NIGHT...SOUTH WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET.

$$

GMZ370-375-232200-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
415 AM CDT THU MAR 23 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST 15 TO
20 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET.
.TONIGHT...SOUTHEAST WINDS 15 TO 25 KNOTS BECOMING 20 TO 25 KNOTS
AFTER MIDNIGHT. SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS UP TO
7 FEET BUILDING TO 6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET
AFTER MIDNIGHT.
.FRIDAY...SOUTH WINDS 20 TO 25 KNOTS DECREASING TO 15 TO 20 KNOTS
IN THE AFTERNOON. SEAS 6 TO 8 FEET WITH OCCASIONAL SEAS UP TO
10 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
.FRIDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 6 TO 8 FEET WITH
OCCASIONAL SEAS UP TO 10 FEET. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS IN THE AFTERNOON. SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS
UP TO 8 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS INCREASING TO 10 TO
15 KNOTS AFTER MIDNIGHT. SEAS 4 TO 5 FEET WITH OCCASIONAL SEAS UP
TO 6 FEET.
.SUNDAY...SOUTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
IN THE AFTERNOON. SEAS 4 TO 5 FEET WITH OCCASIONAL SEAS UP TO
6 FEET.
.SUNDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET.
.MONDAY NIGHT...SOUTH WINDS AROUND 10 KNOTS. SEAS 3 TO 5 FEET.

$$



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