Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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FZUS54 KHGX 211511
CWFHGX

COASTAL WATERS FORECAST FOR TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
911 AM CST SUN DEC 21 2014

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.

GMZ300-220415-
SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60
NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS
911 AM CST SUN DEC 21 2014

.SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM...
HIGH PRESSURE OVER THE NORTHERN GULF WILL BE MOVING OFF TO THE
EAST TODAY...ALLOW WINDS TO SHIFT TO THE EAST THEN SOUTHEAST
THROUGH TONIGHT. ONSHORE WINDS WILL STRENGTHEN BRIEFLY MONDAY AS
THE GRADIENT TIGHTENS IN RESPONSE TO THE NEXT STORM SYSTEM
DEEPENING OVER THE CENTRAL PLAINS. THIS SYSTEM WILL HELP DRAG A
STRONG COLD FRONT INTO THE COASTAL WATERS TUESDAY AFTERNOON. VERY
COLD AIR IN THE WAKE OF THE FRONT WILL HELP PRODUCE WIND GUSTS AT
OR NEAR GALE FORCE BY TUESDAY NIGHT.

$$

GMZ330-335-220415-
MATAGORDA BAY-GALVESTON BAY-
911 AM CST SUN DEC 21 2014

.THIS AFTERNOON...WINDS BECOMING EAST 5 TO 10 KNOTS. BAY WATERS
SMOOTH.
.TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. BAY WATERS SMOOTH.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY CHOPPY.
.MONDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
.TUESDAY...WEST WINDS 15 TO 20 KNOTS BECOMING NORTH 15 TO
25 KNOTS IN THE AFTERNOON. BAY WATERS CHOPPY. A CHANCE OF SHOWERS
AND ISOLATED THUNDERSTORMS.
.TUESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS. BAY WATERS
CHOPPY. A SLIGHT CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS IN
THE EVENING.
.WEDNESDAY...NORTHWEST WINDS 15 TO 20 KNOTS. BAY WATERS CHOPPY.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY.
.THURSDAY...SOUTHWEST WINDS AROUND 10 KNOTS BECOMING SOUTH IN THE
AFTERNOON. BAY WATERS SMOOTH TO SLIGHTLY CHOPPY BECOMING SLIGHTLY
CHOPPY IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY.

$$

GMZ350-355-220415-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM-
WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
911 AM CST SUN DEC 21 2014

.THIS AFTERNOON...EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
.TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. SEAS 2 FEET.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
.MONDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET. A
SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
.TUESDAY...WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 15 TO
25 KNOTS IN THE AFTERNOON. SEAS 3 TO 4 FEET BUILDING TO 4 TO
6 FEET WITH OCCASIONAL SEAS UP TO 7 FEET IN THE AFTERNOON. A
CHANCE OF SHOWERS IN THE MORNING. ISOLATED THUNDERSTORMS. A
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
.TUESDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS BECOMING 20 TO
25 KNOTS AFTER MIDNIGHT. SEAS 6 TO 8 FEET WITH OCCASIONAL SEAS UP
TO 10 FEET. A SLIGHT CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS
IN THE EVENING.
.WEDNESDAY...NORTHWEST WINDS 20 TO 25 KNOTS BECOMING 15 TO
25 KNOTS IN THE AFTERNOON. SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS
UP TO 7 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 2 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH IN THE
AFTERNOON. SEAS 1 TO 2 FEET.
.THURSDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.

$$

GMZ370-375-220415-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM-
WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM-
911 AM CST SUN DEC 21 2014

.THIS AFTERNOON...EAST WINDS AROUND 10 KNOTS. SEAS 3 TO 5 FEET. A
SLIGHT CHANCE OF SHOWERS.
.TONIGHT...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. SEAS 2 TO 3 FEET.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
.MONDAY NIGHT...SOUTH WINDS AROUND 15 KNOTS. SEAS 3 TO 4 FEET. A
SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.
.TUESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST
20 TO 30 KNOTS IN THE AFTERNOON. SEAS 4 FEET BUILDING TO 5 TO
7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET IN THE AFTERNOON. A
CHANCE OF SHOWERS IN THE MORNING. ISOLATED THUNDERSTORMS. A
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON.
.TUESDAY NIGHT...NORTHWEST WINDS 25 TO 30 KNOTS. SEAS 8 TO
11 FEET WITH OCCASIONAL SEAS UP TO 14 FEET. A SLIGHT CHANCE OF
SHOWERS AND ISOLATED THUNDERSTORMS IN THE EVENING.
.WEDNESDAY...NORTHWEST WINDS 20 TO 25 KNOTS. SEAS 6 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET SUBSIDING TO 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET IN THE AFTERNOON.
.WEDNESDAY NIGHT...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING WEST
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET.
.THURSDAY...WEST WINDS 10 TO 15 KNOTS BECOMING SOUTH IN THE
AFTERNOON. SEAS 2 TO 3 FEET.
.THURSDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.

$$


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