Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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FZUS54 KHGX 182130
CWFHGX

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
330 PM CST WED JAN 18 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.

GMZ300-191030-
SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60
NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS
330 PM CST WED JAN 18 2017

.SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM...
A FRONTAL BOUNDARY WILL REMAIN NORTH OF THE UPPER TEXAS COAST TODAY.
LIGHTER WINDS AND ABUNDANT MOISTURE WILL LEAD TO PATCHY SEA FOG. A
WEAK FRONT WILL PUSH THROUGH THURSDAY ALLOWING FOR WEST WINDS BUT
WINDS QUICKLY RETURN TO THE SOUTH FRIDAY INTO SATURDAY. A MUCH
STRONGER COLD FRONT SHOULD PUSH OFF THE COAST SATURDAY NIGHT INTO
SUNDAY. VERY STRONG WINDS AND ROUGH SEAS ARE EXPECTED SUNDAY BEHIND
THE FRONT. GALE FORCE WINDS WILL BE LIKELY ACROSS THE UPPER TEXAS
COASTAL WATERS SUNDAY AND MONDAY.

$$

GMZ330-335-191030-
MATAGORDA BAY-GALVESTON BAY-
330 PM CST WED JAN 18 2017

.TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING WEST AFTER MIDNIGHT.
BAY WATERS SMOOTH. PATCHY FOG. A CHANCE OF SHOWERS IN THE EVENING.
ISOLATED THUNDERSTORMS. SHOWERS LIKELY AFTER MIDNIGHT.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
BAY WATERS SMOOTH. PATCHY FOG. SHOWERS LIKELY IN THE MORNING.
ISOLATED THUNDERSTORMS. A CHANCE OF SHOWERS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. BAY WATERS SMOOTH. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
.SATURDAY...SOUTHWEST WINDS AROUND 5 KNOTS. BAY WATERS SMOOTH. A CHANCE
OF SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING WEST 20 TO
25 KNOTS AFTER MIDNIGHT. BAY WATERS SMOOTH BECOMING ROUGH AFTER MIDNIGHT.
A CHANCE OF SHOWERS AND THUNDERSTORMS.
.SUNDAY...WEST WINDS 15 TO 25 KNOTS INCREASING TO 20 TO 30 KNOTS IN
THE AFTERNOON. BAY WATERS CHOPPY BECOMING ROUGH IN THE AFTERNOON.
.SUNDAY NIGHT...NORTHWEST WINDS 20 TO 30 KNOTS DECREASING TO 15 TO 25
KNOTS AFTER MIDNIGHT. BAY WATERS ROUGH BECOMING CHOPPY AFTER MIDNIGHT.
.MONDAY...NORTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST 10 TO 15 KNOTS
IN THE AFTERNOON. BAY WATERS CHOPPY BECOMING SLIGHTLY CHOPPY IN THE
AFTERNOON.
.MONDAY NIGHT...WEST WINDS 5 TO 10 KNOTS BECOMING SOUTH 10 TO 15 KNOTS
AFTER MIDNIGHT. BAY WATERS SMOOTH BECOMING SLIGHTLY CHOPPY AFTER MIDNIGHT.

$$

GMZ350-355-191030-
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
330 PM CST WED JAN 18 2017

.TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. PATCHY
FOG. A CHANCE OF SHOWERS IN THE EVENING. ISOLATED THUNDERSTORMS.
SHOWERS LIKELY AFTER MIDNIGHT.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST IN THE AFTERNOON.
SEAS 2 TO 3 FEET. PATCHY FOG. SHOWERS LIKELY IN THE MORNING. ISOLATED
THUNDERSTORMS. A CHANCE OF SHOWERS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. A CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE AFTERNOON.
.FRIDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BECOMING AROUND 10 KNOTS AFTER
MIDNIGHT. SEAS 2 TO 3 FEET. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE EVENING...THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. A CHANCE
OF SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 20 TO
30 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET BUILDING TO 3 TO 5 FEET
AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.SUNDAY...WEST WINDS 20 TO 30 KNOTS INCREASING TO 25 TO 35 KNOTS IN
THE AFTERNOON. SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 25 TO 35 KNOTS DECREASING TO 20 TO
25 KNOTS AFTER MIDNIGHT. SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS UP
TO 8 FEET.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS IN
THE AFTERNOON. SEAS 2 TO 4 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING SOUTH AFTER MIDNIGHT.
SEAS 2 TO 3 FEET.

$$

GMZ370-375-191030-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
330 PM CST WED JAN 18 2017

.TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 3 FEET. A CHANCE OF
SHOWERS IN THE EVENING. ISOLATED THUNDERSTORMS. SHOWERS LIKELY AFTER
MIDNIGHT.
.THURSDAY...WEST WINDS 10 TO 15 KNOTS. SEAS 3 FEET. SHOWERS LIKELY
IN THE MORNING. ISOLATED THUNDERSTORMS. A CHANCE OF SHOWERS IN THE
AFTERNOON.
.THURSDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS. SEAS 3 FEET. A SLIGHT CHANCE OF
SHOWERS IN THE MORNING...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 FEET. A CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. SEAS 3 FEET. A CHANCE OF
SHOWERS AND THUNDERSTORMS.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 20 TO
30 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET BUILDING TO 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET AFTER MIDNIGHT. A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS.
.SUNDAY...WEST WINDS 25 TO 35 KNOTS. SEAS 7 TO 10 FEET WITH OCCASIONAL
SEAS UP TO 13 FEET BUILDING TO 9 TO 12 FEET WITH OCCASIONAL SEAS UP
TO 15 FEET IN THE AFTERNOON.
.SUNDAY NIGHT...NORTHWEST WINDS 25 TO 35 KNOTS BECOMING 25 TO 30 KNOTS
AFTER MIDNIGHT. SEAS 8 TO 11 FEET WITH OCCASIONAL SEAS UP TO 14 FEET
SUBSIDING TO 6 TO 9 FEET WITH OCCASIONAL SEAS UP TO 11 FEET AFTER MIDNIGHT.
.MONDAY...NORTHWEST WINDS 15 TO 25 KNOTS BECOMING 15 TO 20 KNOTS IN
THE AFTERNOON. SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET SUBSIDING
TO 3 TO 5 FEET IN THE AFTERNOON.
.MONDAY NIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 15 TO 20
KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET.

$$



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