Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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000
FZUS54 KHGX 230230
CWFHGX

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
930 PM CDT SAT APR 22 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.

GMZ300-231515-
SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60
NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS
930 PM CDT SAT APR 22 2017

.SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM...
STRONG OFFSHORE WINDS AND BUILDING SEAS CAN BE EXPECTED THROUGH
SUNDAY MORNING IN THE WAKE OF A COLD FRONT. WINDS ARE EXPECTED
TO GRADUALLY DECREASE DURING THE DAY SUNDAY...WITH ONSHORE FLOW
RESUMING LATE MONDAY INTO TUESDAY. THE ONSHORE FLOW IS EXPECTED
TO STRENGTHEN MID TO LATE WEEK AS A STORM SYSTEM DEVELOPS OVER
THE HIGH PLAINS.

$$

GMZ330-335-231515-
MATAGORDA BAY-GALVESTON BAY-
930 PM CDT SAT APR 22 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.REST OF TONIGHT...NORTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.
.SUNDAY...NORTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.
.SUNDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY BECOMING SMOOTH AFTER MIDNIGHT.
.MONDAY...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH IN THE AFTERNOON.
BAY WATERS SMOOTH.
.MONDAY NIGHT AND TUESDAY...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS
SLIGHTLY CHOPPY.
.TUESDAY NIGHT AND WEDNESDAY...SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS
CHOPPY.
.WEDNESDAY NIGHT AND THURSDAY...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS
SLIGHTLY CHOPPY.
.THURSDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.

$$

GMZ350-355-231515-
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
930 PM CDT SAT APR 22 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.REST OF TONIGHT...NORTH WINDS 20 TO 25 KNOTS. SEAS 5 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.SUNDAY...NORTH WINDS 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS IN THE
AFTERNOON. SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS UP TO 7 FEET.
.SUNDAY NIGHT...NORTH WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS
AFTER MIDNIGHT. SEAS 2 TO 3 FEET.
.MONDAY...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST IN THE AFTERNOON.
SEAS 1 TO 2 FEET.
.MONDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
.TUESDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.
.TUESDAY NIGHT AND WEDNESDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO
6 FEET WITH OCCASIONAL SEAS UP TO 7 FEET.
.WEDNESDAY NIGHT AND THURSDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO
5 FEET WITH OCCASIONAL SEAS UP TO 6 FEET.
.THURSDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 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.

$$

GMZ370-375-231515-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
930 PM CDT SAT APR 22 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.REST OF TONIGHT...NORTH WINDS 15 TO 25 KNOTS. 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. A SLIGHT CHANCE OF SHOWERS EARLY
IN THE EVENING.
.SUNDAY...NORTH WINDS 20 TO 25 KNOTS DECREASING TO 15 TO 20 KNOTS IN
THE AFTERNOON. SEAS 6 TO 9 FEET WITH OCCASIONAL SEAS UP TO 11 FEET
SUBSIDING TO 5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET IN THE AFTERNOON.
.SUNDAY NIGHT...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHEAST 10
TO 15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET.
.MONDAY...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST IN THE AFTERNOON.
SEAS 1 TO 2 FEET.
.MONDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
.TUESDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.
.TUESDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET.
.WEDNESDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET WITH OCCASIONAL
SEAS UP TO 8 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET.
.THURSDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET WITH OCCASIONAL
SEAS UP TO 6 FEET.
.THURSDAY NIGHT...SOUTH WINDS AROUND 20 KNOTS. SEAS 5 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET BUILDING TO 6 TO 9 FEET WITH OCCASIONAL
SEAS UP TO 11 FEET AFTER MIDNIGHT.

$$


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