GMZ300-191715-
1133 PM CDT Tue Aug 18 2026
.Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
including Galveston and Matagorda Bays.
Light to moderate southwest to south winds are expected over the
next several days. Some gusts to 0kt are possible in the bays
during the late afternoon and evening hours, and in the Gulf
waters overnight. Seas in the 2-4ft range should generally
prevail.
$$
GMZ335-191715-
Galveston Bay-
1133 PM CDT Tue Aug 18 2026
OVERNIGHT
Southwest winds 10 to 15 knots. Bay waters slightly
choppy.
WEDNESDAY
Southwest winds 10 to 15 knots. Bay waters slightly
choppy.
WEDNESDAY NIGHT
South winds 10 to 15 knots. Bay waters
slightly choppy.
THURSDAY
Southwest winds around 10 knots, becoming south 10 to
15 knots in the afternoon. Bay waters smooth, increasing to
slightly choppy in the afternoon.
THURSDAY NIGHT
Southwest winds 10 to 15 knots. Bay waters
slightly choppy.
FRIDAY
Southwest winds around 10 knots, becoming south 10 to
15 knots in the afternoon. Bay waters smooth, increasing to
slightly choppy in the afternoon.
FRIDAY NIGHT
Southwest winds 10 to 15 knots. Bay waters
slightly choppy.
SATURDAY
West winds around 10 knots, becoming south 10 to
15 knots in the afternoon. Bay waters smooth, increasing to
slightly choppy in the afternoon.
SATURDAY NIGHT
South winds 10 to 15 knots, becoming southwest
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
SUNDAY
West winds around 10 knots, becoming south 10 to
15 knots in the afternoon. Bay waters smooth, increasing to
slightly choppy in the afternoon.
SUNDAY NIGHT
South winds 10 to 15 knots, becoming southwest
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
$$
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