Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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FZUS54 KHGX 190329
CWFHGX

Coastal Waters Forecast
National Weather Service Houston/Galveston TX
1029 PM CDT Fri Aug 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.

GMZ300-191615-
Synopsis for High Island to the Matagorda Ship Channel out 60
nautical miles including Galveston and Matagorda Bays
1029 PM CDT Fri Aug 18 2017

.SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM...
Lighter winds and lower seas can be expected over the weekend and
into the middle of next week as Gulf of Mexico area high pressure
edges closer to the northwestern Gulf. Rising rain chances are
anticipated beginning early next week as a disturbance moves
westward across the area.

$$

GMZ335-191615-
Galveston Bay-
1029 PM CDT Fri Aug 18 2017

.REST OF TONIGHT...South winds 5 to 10 knots becoming southwest
after midnight. Bay waters smooth.
.SATURDAY...Southwest winds around 5 knots becoming south in the
afternoon. Bay waters smooth.
.SATURDAY NIGHT...South winds around 10 knots becoming southwest
after midnight. Bay waters smooth to slightly choppy becoming
smooth after midnight.
.SUNDAY...South winds around 5 knots becoming southeast in the
afternoon. Bay waters smooth. A slight chance of showers and
thunderstorms in the afternoon.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
A slight chance of showers and thunderstorms.
.MONDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers and thunderstorms.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
A slight chance of showers and thunderstorms.
.TUESDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots becoming south
after midnight. Bay waters smooth.
.WEDNESDAY...South winds around 5 knots becoming southeast in the
afternoon. Bay waters smooth. A slight chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...South winds 5 to 10 knots becoming east after
midnight. Bay waters smooth. A slight chance of showers and
thunderstorms.

$$

GMZ330-191615-
Matagorda Bay-
1029 PM CDT Fri Aug 18 2017

.REST OF TONIGHT...South winds 10 to 15 knots. Bay waters
slightly choppy.
.SATURDAY...South winds around 5 knots becoming southeast 10 to
15 knots in the afternoon. Bay waters smooth becoming slightly
choppy in the afternoon.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots becoming south
5 to 10 knots after midnight. Bay waters slightly choppy becoming
smooth after midnight.
.SUNDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Bay waters smooth becoming slightly
choppy in the afternoon.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. Bay waters slightly choppy becoming
smooth after midnight. A slight chance of showers and
thunderstorms.
.MONDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers and thunderstorms.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
A slight chance of showers and thunderstorms.
.TUESDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth.
.WEDNESDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth. A slight chance of showers and thunderstorms.

$$

GMZ350-355-191615-
Coastal waters from Freeport to the Matagorda Ship Channel out
20 NM-Coastal waters from High Island to Freeport out 20 NM-
1029 PM CDT Fri Aug 18 2017

.REST OF TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY...South winds 5 to 10 knots becoming southeast in the
afternoon. Seas 1 to 2 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots becoming south
5 to 10 knots after midnight. Seas 1 to 2 feet.
.SUNDAY...South winds 5 to 10 knots becoming southeast in the
afternoon. Seas 1 to 2 feet.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. Seas 1 to 2 feet. A slight chance of
showers and thunderstorms.
.MONDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. A chance of
showers and thunderstorms.
.MONDAY NIGHT...Southeast winds around 10 knots. Seas 2 feet. A
slight chance of showers and thunderstorms.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 2 feet. A chance
of showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. A
slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds around 10 knots becoming east
after midnight. Seas 1 to 2 feet.

$$

GMZ370-375-191615-
Waters from Freeport to the Matagorda Ship Channel from 20 to
60 NM-Waters from High Island to Freeport from 20 to 60 NM-
1029 PM CDT Fri Aug 18 2017

.REST OF TONIGHT...Southeast winds 10 to 15 knots becoming south
after midnight. Seas 2 to 3 feet.
.SATURDAY...South winds 5 to 10 knots becoming southeast in the
afternoon. Seas 2 feet.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet.
.SUNDAY...Southeast winds 5 to 10 knots becoming east in the
afternoon. Seas 1 to 2 feet. A slight chance of showers and
thunderstorms in the morning.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 1 to 2 feet.
A slight chance of showers and thunderstorms.
.MONDAY...East winds around 10 knots. Seas 2 feet. A chance of
showers and thunderstorms.
.MONDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. A slight chance of showers and thunderstorms.
.TUESDAY...East winds 5 to 10 knots. Seas 2 feet. A chance of
showers and thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 feet.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 feet. A slight
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...East winds around 10 knots. Seas 2 feet.

$$



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