Coastal Waters Forecast
Issued by NWS Houston/Galveston, TX

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FZUS54 KHGX 252026
CWFHGX

Coastal Waters Forecast
National Weather Service Houston/Galveston TX
326 PM CDT Tue Jul 25 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.

GMZ300-260915-
Synopsis for High Island to the Matagorda Ship Channel out 60
nautical miles including Galveston and Matagorda Bays
326 PM CDT Tue Jul 25 2017

.SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM...
An area of high pressure is continuing to move in from the west
and should be overhead through Friday. Flow around the high will
keep winds out of the south/southeast. A weak boundary is forecast
to into the bays and nearshore waters early morning Sunday, which
should result in a northerly wind for a short period of time.
Onshore flow will restore quickly by Sunday evening.

$$

GMZ330-335-260915-
Matagorda Bay-Galveston Bay-
326 PM CDT Tue Jul 25 2017

.TONIGHT...Southeast winds 10 to 15 knots becoming south 5 to
10 knots after midnight. Bay waters slightly choppy becoming
smooth after midnight.
.WEDNESDAY...South winds 5 to 10 knots becoming southeast 10 to
15 knots in the afternoon. Bay waters smooth becoming slightly
choppy in the afternoon. Isolated showers and thunderstorms.
.WEDNESDAY NIGHT...South 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 after midnight.
.THURSDAY...South winds 5 to 10 knots. Bay waters smooth. A
slight chance of showers and thunderstorms.
.THURSDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.FRIDAY...Southwest winds 5 to 10 knots. Bay waters smooth.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots. Bay waters
slightly choppy.
.SATURDAY...Southwest winds 5 to 10 knots. Bay waters smooth. A
slight chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Bay waters
smooth. A slight chance of showers and thunderstorms.
.SUNDAY...Northeast winds 5 to 10 knots becoming southeast in the
afternoon. Bay waters smooth. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
A slight chance of showers and thunderstorms.

$$

GMZ350-355-370-375-260915-
Coastal waters from Freeport to the Matagorda Ship Channel out
20 NM-Coastal waters from High Island to Freeport out 20 NM-
Waters from Freeport to the Matagorda Ship Channel from 20 to
60 NM-Waters from High Island to Freeport from 20 to 60 NM-
326 PM CDT Tue Jul 25 2017

.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 feet. Isolated
showers and thunderstorms after midnight.
.WEDNESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Isolated showers and thunderstorms.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 feet. A
slight chance of showers and thunderstorms after midnight.
.THURSDAY...South winds 5 to 10 knots. Seas 2 feet. A slight
chance of showers and thunderstorms.
.THURSDAY NIGHT...South winds 10 to 15 knots. Seas 2 feet.
.FRIDAY...Southwest winds 5 to 10 knots. Seas 2 feet.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 feet.
.SATURDAY...Southwest winds 10 to 15 knots decreasing to 5 to
10 knots in the afternoon. Seas 2 feet. A slight chance of
showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds around 10 knots. Seas 2 feet. A
slight chance of showers and thunderstorms.
.SUNDAY...West winds 5 to 10 knots becoming south in the
afternoon. Seas 1 to 2 feet. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
A slight chance of showers and thunderstorms.

$$



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