Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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FZUS54 KHGX 182032
CWFHGX

Coastal Waters Forecast
National Weather Service Houston/Galveston TX
332 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.

GMZ300-190930-
Synopsis for High Island to the Matagorda Ship Channel out 60
nautical miles including Galveston and Matagorda Bays
332 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.

$$

GMZ330-335-190930-
Matagorda Bay-Galveston Bay-
332 PM CDT Fri Aug 18 2017

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

$$

GMZ350-355-190930-
Coastal waters from Freeport to the Matagorda Ship Channel out
20 NM-Coastal waters from High Island to Freeport out 20 NM-
332 PM CDT Fri Aug 18 2017

.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.

$$

GMZ370-375-190930-
Waters from Freeport to the Matagorda Ship Channel from 20 to
60 NM-Waters from High Island to Freeport from 20 to 60 NM-
332 PM CDT Fri Aug 18 2017

.TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY...Southeast winds 5 to 10 knots. 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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