GMZ300-101415-
838 PM CDT Fri Oct 9 2026
.Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
including Galveston and Matagorda Bays.
Winds have generally been lower than anticipated, mostly around 10
to 15 knots with gusts up to 20 knots. Galveston buoy has
measured wave heights around 5 to 6 ft, though increasing. With
swells from Isaias, those wave heights could still reach 6 to 8
ft at times through tonight, pushing 9 ft in the lightering area.
Small Craft Advisories remain in effect through 1 AM Saturday.
Elevated water levels and minor coastal flooding will be possible
at high tides today, along with an increased risk of rip currents.
Conditions improve into Saturday with winds veering southeasterly
in the afternoon, then increasing slightly into Sunday. Showers
and storms will be possible almost daily with higher rain chances
expected next week.
$$
GMZ335-101415-
Galveston Bay-
838 PM CDT Fri Oct 9 2026
REST OF TONIGHT
North winds 5 to 10 knots. Bay waters smooth.
SATURDAY
East winds 5 to 10 knots, becoming southeast in the
afternoon. Bay waters smooth.
SATURDAY NIGHT
South winds 5 to 10 knots. Bay waters smooth.
SUNDAY
South winds 5 to 10 knots. Bay waters smooth.
SUNDAY NIGHT
Southeast winds 10 to 15 knots. Bay waters
slightly choppy.
MONDAY
Southeast winds 10 to 15 knots. Bay waters slightly
choppy.
MONDAY NIGHT
Southeast winds around 10 knots. Bay waters
smooth to slightly choppy.
TUESDAY
South winds around 10 knots, becoming southeast 10 to
15 knots in the afternoon. Bay waters smooth, increasing to
slightly choppy in the afternoon.
TUESDAY NIGHT
South winds 10 to 15 knots. Bay waters slightly
choppy.
WEDNESDAY
South winds 10 to 15 knots. Bay waters slightly
choppy.
WEDNESDAY NIGHT
South winds 10 to 15 knots. Bay waters
slightly choppy.
$$
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