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National Weather Service Marine Forecast FZUS54 KHGX

FZUS54 KHGX 230929
CWFHGX

Coastal Waters Forecast
National Weather Service Houston/Galveston TX
429 AM CDT Sun Jul 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.

GMZ300-232215-
Synopsis for High Island to the Matagorda Ship Channel out 60
nautical miles including Galveston and Matagorda Bays
429 AM CDT Sun Jul 23 2017

SYNOPSIS FOR HIGH ISLAND TO MATAGORDA SHIP CHANNEL OUT 60 NM

Mainly early day eastern water shower and storm activity as a weak
northwestern Gulf circulation keeps the maritime slightly unsettled.
A tightened onshore pressure gradient will generate slightly higher
wind speeds the next couple of days. Winds will slacken by Tuesday
as an area of high pressure develops over the central Gulf.
 



GMZ330-335-232215-
Matagorda Bay-Galveston Bay-
429 AM CDT Sun Jul 23 2017

TODAY
South winds 10 to 15 knots. Bay waters slightly choppy.
A chance of showers and thunderstorms.

TONIGHT
South winds 10 to 15 knots. Bay waters slightly
choppy. A chance of showers and thunderstorms early in the
evening, then a slight chance of showers and thunderstorms in the
late evening and overnight.

MONDAY
South winds 10 to 15 knots. Bay waters slightly choppy.

MONDAY NIGHT
South winds 10 to 15 knots. Bay waters slightly
choppy.

TUESDAY
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.

TUESDAY NIGHT
South winds 10 to 15 knots. Bay waters slightly
choppy.

WEDNESDAY
South winds 5 to 10 knots. Bay waters smooth. A
slight chance of showers and thunderstorms.

WEDNESDAY NIGHT
South winds 5 to 10 knots. Bay waters smooth.

THURSDAY
South winds 5 to 10 knots. Bay waters smooth. A
slight chance of showers and thunderstorms.

THURSDAY NIGHT
South winds 10 to 15 knots. Bay waters slightly
choppy.



GMZ350-355-232215-
Coastal waters from Freeport to the Matagorda Ship Channel out
20 NM-Coastal waters from High Island to Freeport out 20 NM-
429 AM CDT Sun Jul 23 2017

Small Craft Should Exercise Caution


TODAY
Southwest winds 10 to 15 knots. Seas 1 to 2 feet. A
chance of showers and thunderstorms in the morning, then a slight
chance of showers and thunderstorms in the afternoon.

TONIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers and thunderstorms early in the evening.

MONDAY
South winds 10 to 15 knots. Seas 2 to 3 feet.

MONDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet.

TUESDAY
South winds 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers and thunderstorms.

TUESDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet.

WEDNESDAY
South winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.

WEDNESDAY NIGHT
South winds 10 to 15 knots. Seas 2 to 3 feet.

THURSDAY
South winds 5 to 10 knots. Seas 1 to 2 feet. A slight
chance of showers and thunderstorms.

THURSDAY NIGHT
South winds 10 to 15 knots. Seas 1 to 2 feet.



GMZ370-375-232215-
Waters from Freeport to the Matagorda Ship Channel from 20 to
60 NM-Waters from High Island to Freeport from 20 to 60 NM-
429 AM CDT Sun Jul 23 2017

Small Craft Should Exercise Caution


TODAY
South winds 10 to 15 knots. Seas 2 to 3 feet. A chance
of showers and thunderstorms in the morning, then a slight chance
of showers and thunderstorms in the afternoon.

TONIGHT
South winds 10 to 15 knots. Seas 3 feet. A slight
chance of showers and thunderstorms early in the evening.

MONDAY
South winds 10 to 15 knots. Seas 3 feet.

MONDAY NIGHT
South winds 10 to 15 knots. Seas 3 to 4 feet.

TUESDAY
Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A
slight chance of showers and thunderstorms.

TUESDAY NIGHT
Southeast winds 10 to 15 knots. Seas 2 to
3 feet.

WEDNESDAY
Southeast winds around 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.

WEDNESDAY NIGHT
South winds around 10 knots. Seas 2 to 3 feet.

THURSDAY
South winds 5 to 10 knots. Seas 1 to 2 feet. A slight
chance of showers and thunderstorms.

THURSDAY NIGHT
South winds 10 to 15 knots. Seas 1 to 2 feet.