Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
682
FZUS54 KHGX 232022
CWFHGX

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
322 PM CDT TUE MAY 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.

GMZ300-240930-
SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60
NAUTICAL MILES INCLUDING GALVESTON AND MATAGORDA BAYS
322 PM CDT TUE MAY 23 2017

.SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM...
A COLD FRONT WILL PUSH OFF THE COAST TONIGHT WITH STRENGTHENING NORTHERLY
WINDS AND BUILDING SEAS IN ITS WAKE (SOME THUNDERSTORMS DEVELOPING ALONG
AND AHEAD OF THE FRONT COULD BECOME STRONG OR SEVERE AS THEY MOVE OFF
THE COAST THIS EVENING). ONSHORE WINDS WILL RETURN EARLY THURSDAY AND
QUICKLY STRENGTHEN DURING THE DAY. ELEVATED WINDS AND SEAS CAN BE EXPECTED
FROM THE END OF THE WEEK ON THROUGH THE UPCOMING MEMORIAL DAY WEEKEND.

$$

GMZ335-240930-
GALVESTON BAY-
322 PM CDT TUE MAY 23 2017

.TONIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING NORTH AFTER MIDNIGHT.
BAY WATERS SLIGHTLY CHOPPY. SCATTERED SHOWERS AND THUNDERSTORMS
EARLY IN THE EVENING, THEN NUMEROUS SHOWERS AND THUNDERSTORMS LATE
IN THE EVENING. SOME THUNDERSTORMS MAY BE SEVERE EARLY IN THE EVENING.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY CHOPPY.
.WEDNESDAY NIGHT...WEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. BAY WATERS SMOOTH.
.THURSDAY...SOUTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
IN THE AFTERNOON. BAY WATERS SLIGHTLY CHOPPY BECOMING CHOPPY IN THE
AFTERNOON.
.THURSDAY NIGHT AND FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. BAY WATERS
CHOPPY.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...SOUTH WINDS AROUND 15 KNOTS.
BAY WATERS SLIGHTLY CHOPPY TO CHOPPY.
.SUNDAY...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY CHOPPY.
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS.

$$

GMZ330-240930-
MATAGORDA BAY-
322 PM CDT TUE MAY 23 2017

.TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING NORTH AFTER MIDNIGHT.
BAY WATERS SLIGHTLY CHOPPY. NUMEROUS SHOWERS AND THUNDERSTORMS EARLY
IN THE EVENING, THEN SCATTERED SHOWERS AND THUNDERSTORMS LATE IN THE
EVENING. SOME THUNDERSTORMS MAY BE SEVERE EARLY IN THE EVENING.
.WEDNESDAY...NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHWEST IN THE AFTERNOON.
BAY WATERS SLIGHTLY CHOPPY.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS AFTER MIDNIGHT. BAY WATERS SMOOTH BECOMING SLIGHTLY CHOPPY
AFTER MIDNIGHT.
.THURSDAY THROUGH SATURDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS.
BAY WATERS CHOPPY.
.SUNDAY...SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY CHOPPY.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.

$$

GMZ355-240930-
COASTAL WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-
322 PM CDT TUE MAY 23 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION THIS EVENING THROUGH
WEDNESDAY MORNING...

.TONIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING NORTH 15 TO 20 KNOTS
AFTER MIDNIGHT. SEAS 2 TO 4 FEET. SCATTERED SHOWERS AND THUNDERSTORMS
EARLY IN THE EVENING, THEN NUMEROUS SHOWERS AND THUNDERSTORMS LATE
IN THE EVENING. ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
SOME THUNDERSTORMS MAY BE SEVERE EARLY IN THE EVENING.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. SEAS 2 TO 3 FEET.
.THURSDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET.
.THURSDAY NIGHT AND FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5
FEET.
.FRIDAY NIGHT AND SATURDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 4
FEET.
.SATURDAY NIGHT...SOUTH WINDS AROUND 15 KNOTS. SEAS 3 TO 4 FEET.
.SUNDAY AND SUNDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.

$$

GMZ350-240930-
COASTAL WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT
20 NM-
322 PM CDT TUE MAY 23 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION THIS EVENING THROUGH
WEDNESDAY MORNING...

.TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING NORTH 15 TO 20 KNOTS
AFTER MIDNIGHT. SEAS 3 TO 5 FEET. SCATTERED SHOWERS AND THUNDERSTORMS
IN THE EVENING. SOME THUNDERSTORMS MAY BE SEVERE EARLY IN THE EVENING.
.WEDNESDAY...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 10 TO 15
KNOTS IN THE AFTERNOON. SEAS 3 TO 5 FEET.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. SEAS 2 TO 3 FEET.
.THURSDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 4 FEET.
.THURSDAY NIGHT...SOUTH WINDS AROUND 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH OCCASIONAL
SEAS UP TO 7 FEET.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS.
SEAS 3 TO 5 FEET.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 10 TO 15 KNOTS
IN THE AFTERNOON. SEAS 3 TO 5 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET.
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.

$$

GMZ375-240930-
WATERS FROM HIGH ISLAND TO FREEPORT FROM 20 TO 60 NM-
322 PM CDT TUE MAY 23 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION THIS EVENING THROUGH
WEDNESDAY MORNING...

.TONIGHT...NORTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
AFTER MIDNIGHT. SEAS 3 TO 4 FEET BUILDING TO 4 TO 6 FEET WITH OCCASIONAL
SEAS UP TO 7 FEET AFTER MIDNIGHT. ISOLATED SHOWERS AND THUNDERSTORMS
EARLY IN THE EVENING, THEN SCATTERED SHOWERS AND THUNDERSTORMS LATE
IN THE EVENING. ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
SOME THUNDERSTORMS MAY BE SEVERE EARLY IN THE EVENING.
.WEDNESDAY...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 10 TO 15
KNOTS IN THE AFTERNOON. SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS UP TO
7 FEET.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST AFTER
MIDNIGHT. SEAS 3 FEET.
.THURSDAY...SOUTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
IN THE AFTERNOON. SEAS 3 TO 5 FEET.
.THURSDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET.
.FRIDAY...SOUTH WINDS AROUND 20 KNOTS DECREASING TO AROUND 15 KNOTS
IN THE AFTERNOON. SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET.
.FRIDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET.
.SATURDAY AND SATURDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO
7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS IN
THE AFTERNOON. SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET WITH OCCASIONAL
SEAS UP TO 7 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.

$$

GMZ370-240930-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-
322 PM CDT TUE MAY 23 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION THIS EVENING THROUGH
WEDNESDAY MORNING...

.TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING NORTH 15 TO 20 KNOTS
AFTER MIDNIGHT. SEAS 3 TO 4 FEET BUILDING TO 4 TO 6 FEET WITH OCCASIONAL
SEAS UP TO 7 FEET AFTER MIDNIGHT. SCATTERED SHOWERS AND THUNDERSTORMS
IN THE EVENING. ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
SOME THUNDERSTORMS MAY BE SEVERE EARLY IN THE EVENING.
.WEDNESDAY...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 10 TO 15
KNOTS IN THE AFTERNOON. SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS UP TO
7 FEET.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH
10 TO 15 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET.
.THURSDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.
.THURSDAY NIGHT...SOUTH WINDS AROUND 20 KNOTS. SEAS 5 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 6 TO 8 FEET WITH OCCASIONAL
SEAS UP TO 10 FEET.
.FRIDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 6 TO 7 FEET WITH OCCASIONAL
SEAS UP TO 8 FEET.
.SATURDAY AND SATURDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO
7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET.
.SUNDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 10 TO 15 KNOTS
IN THE AFTERNOON. SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 8 FEET.
.SUNDAY NIGHT...SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 7 FEET. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.