(1/3)
Latest Coastal Waters Forecast by KHGX
Issued 8/18/2026 11:33 PM US/Central.
Valid through 8/19/2026 12:15 PM US/Central.
fzus54 khgx 190433
cwfhgx
expires:202608191715;;970847
coastal waters forecast for texas
national weather service houston/galveston tx
1133 pm cdt tue aug 18 2026
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.
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.
$$
(2/3)
Latest Coastal Waters Forecast by KHGX
Issued 8/18/2026 11:33 PM US/Central.
Valid through 8/19/2026 12:15 PM US/Central.
fzus54 khgx 190433
cwfhgx
expires:202608191715;;970849
coastal waters forecast for texas
national weather service houston/galveston tx
1133 pm cdt tue aug 18 2026
upper texas coastal waters from high island to the matagorda ship
channel out 60 nautical miles including galveston and matagorda
bays.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the
average highest 10 percent of the waves.
gmz350-355-191715-
coastal waters from freeport to matagorda ship channel tx out
20 nm-coastal waters from high island to freeport tx out 20 nm-
1133 pm cdt tue aug 18 2026
.overnight...south winds 10 to 15 knots. seas 2 to 3 feet. wave
detail: south 2 feet at 4 seconds and southeast 1 foot at
9 seconds.
.wednesday...southwest winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: south 2 feet at 4 seconds and southeast 1 foot at
8 seconds.
.wednesday night...south winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: south 2 feet at 4 seconds and southeast 1 foot at
7 seconds.
.thursday...southwest winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: south 2 feet at 4 seconds and southeast 1 foot at
7 seconds.
.thursday night...south winds 10 to 15 knots. seas around 2 feet.
wave detail: south 2 feet at 4 seconds.
.friday...southwest winds 10 to 15 knots. seas around 2 feet.
wave detail: south 2 feet at 4 seconds.
.friday night...southwest winds 10 to 15 knots. seas around
2 feet.
.saturday...southwest winds 10 to 15 knots, diminishing to around
10 knots in the afternoon. seas around 2 feet.
.saturday night...southwest winds 10 to 15 knots. seas around
2 feet.
.sunday...southwest winds 5 to 10 knots. seas around 2 feet.
.sunday night...south winds 10 to 15 knots. seas around 2 feet.
$$
(3/3)
Latest Coastal Waters Forecast by KHGX
Issued 8/18/2026 11:33 PM US/Central.
Valid through 8/19/2026 12:15 PM US/Central.
fzus54 khgx 190433
cwfhgx
expires:202608191715;;970850
coastal waters forecast for texas
national weather service houston/galveston tx
1133 pm cdt tue aug 18 2026
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.
gmz370-375-191715-
waters from freeport to matagorda ship channel tx from 20 to
60 nm-waters from high island to freeport tx from 20 to 60 nm-
1133 pm cdt tue aug 18 2026
.overnight...south winds 10 to 15 knots. seas 2 to 3 feet. wave
detail: south 2 feet at 4 seconds and southeast 1 foot at
9 seconds.
.wednesday...southwest winds 10 to 15 knots, becoming south
around 10 knots in the afternoon. seas 2 to 3 feet. wave detail:
south 2 feet at 4 seconds and southeast 1 foot at 8 seconds.
.wednesday night...south winds 10 to 15 knots. seas around
2 feet. wave detail: south 2 feet at 4 seconds and southeast
1 foot at 7 seconds.
.thursday...southwest winds 10 to 15 knots, becoming south around
10 knots in the afternoon. seas around 2 feet. wave detail: south
2 feet at 4 seconds and southeast 1 foot at 8 seconds.
.thursday night...south winds 5 to 10 knots. seas around 2 feet.
wave detail: southwest 2 feet at 4 seconds and southeast 1 foot
at 8 seconds.
.friday...southwest winds 5 to 10 knots. seas around 2 feet. wave
detail: southwest 2 feet at 4 seconds and southeast 1 foot at
8 seconds.
.friday night...south winds around 10 knots, becoming southwest
10 to 15 knots after midnight. seas around 2 feet.
.saturday...southwest winds 5 to 10 knots. seas around 2 feet.
.saturday night...southwest winds 5 to 10 knots. seas around
2 feet.
.sunday...southwest winds 5 to 10 knots. seas around 2 feet.
.sunday night...south winds 5 to 10 knots. seas around 2 feet.
$$
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