(1/5)
Latest Coastal Waters Forecast by KHGX
Issued 6/18/2026 5:03 PM US/Central.
Valid through 6/19/2026 5:45 AM US/Central.
fzus54 khgx 182203
cwfhgx
expires:202606191045;;981283
coastal waters forecast for texas
national weather service houston/galveston tx
503 pm cdt thu jun 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.
gmz335-191045-
galveston bay-
503 pm cdt thu jun 18 2026
...small craft should exercise caution in effect through friday
morning...
.this afternoon...south winds around 15 knots with gusts up to
20 knots. bay waters slightly choppy.
.tonight...south winds 10 to 15 knots with gusts up to 20 knots.
bay waters slightly choppy.
.friday...south winds 10 to 15 knots. bay waters slightly choppy.
.friday night...southeast winds 10 to 15 knots. bay waters
slightly choppy. a chance of showers and thunderstorms after
midnight.
.saturday...south winds 10 to 15 knots. bay waters slightly
choppy. a chance of showers and thunderstorms in the morning.
.saturday night...southeast winds around 15 knots, becoming south
15 to 20 knots after midnight. bay waters slightly choppy,
increasing to choppy after midnight.
.sunday...south winds 15 to 20 knots. bay waters choppy.
.sunday night...south winds around 20 knots, increasing to 20 to
25 knots after midnight. bay waters choppy, increasing to rough
after midnight.
.monday...south winds 15 to 20 knots. bay waters choppy.
.monday night...south winds 10 to 15 knots. bay waters slightly
choppy.
winds and waves higher in and near thunderstorms.
$$
(2/5)
Latest Coastal Waters Forecast by KHGX
Issued 6/18/2026 5:03 PM US/Central.
Valid through 6/19/2026 5:45 AM US/Central.
fzus54 khgx 182203
cwfhgx
expires:202606191045;;981285
coastal waters forecast for texas
national weather service houston/galveston tx
503 pm cdt thu jun 18 2026
upper texas coastal waters from high island to the matagorda ship
channel out 60 nautical miles including galveston and matagorda
bays.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the
average highest 10 percent of the waves.
gmz350-355-191045-
coastal waters from freeport to matagorda ship channel tx out
20 nm-coastal waters from high island to freeport tx out 20 nm-
503 pm cdt thu jun 18 2026
...small craft advisory in effect through friday morning...
.this afternoon...south winds around 15 to 20 knots with gusts up
to 25 knots. seas 4 to 5 feet. wave detail: south 5 feet at 7
seconds.
.tonight...south winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: south 5 feet at 7 seconds.
.friday...southeast winds 10 to 15 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: southeast 4 feet at
7 seconds.
.friday night...southeast winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 5 feet. wave detail: southeast 4 feet at
8 seconds.
.saturday...southeast winds 10 to 15 knots. seas 3 to 4 feet.
wave detail: southeast 4 feet at 7 seconds.
.saturday night...southeast winds around 15 knots, becoming south
15 to 20 knots after midnight. seas 3 to 4 feet. wave detail:
southeast 4 feet at 7 seconds and south 3 feet at 4 seconds.
.sunday...south winds 15 to 20 knots. seas 4 to 5 feet.
.sunday night...south winds around 20 knots, increasing to 20 to
25 knots after midnight. seas 4 to 6 feet, occasionally to
8 feet.
.monday...south winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet.
.monday night...south winds 15 to 20 knots. seas 3 to 5 feet.
$$
(3/5)
Latest Coastal Waters Forecast by KHGX
Issued 6/18/2026 5:03 PM US/Central.
Valid through 6/19/2026 5:45 AM US/Central.
fzus54 khgx 182203
cwfhgx
expires:202606191045;;981286
coastal waters forecast for texas
national weather service houston/galveston tx
503 pm cdt thu jun 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.
gmz370-375-191045-
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-
503 pm cdt thu jun 18 2026
...small craft advisory in effect through friday morning...
.this afternoon...south winds around 15 to 20 knots with gusts up
to 25 knots. seas 5 to 6 feet, occasionally to 8 feet. wave
detail: south 5 feet at 7 seconds.
.tonight...south winds 15 to 20 knots with gusts up to 25 knots.
seas 5 to 6 feet, occasionally to 8 feet. wave detail: south
6 feet at 7 seconds.
.friday...southeast winds 10 to 15 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: southeast 5 feet at
8 seconds and south 4 feet at 7 seconds.
.friday night...southeast winds 10 to 15 knots with gusts up to
20 knots. seas around 5 feet. wave detail: southeast 5 feet at
8 seconds and south 3 feet at 7 seconds.
.saturday...southeast winds 10 to 15 knots. seas 4 to 5 feet.
wave detail: southeast 5 feet at 8 seconds.
.saturday night...southeast winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 5 feet. wave detail: southeast 5 feet at
7 seconds.
.sunday...south winds 15 to 20 knots. seas around 5 feet.
.sunday night...south winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet.
.monday...south winds 15 to 20 knots, diminishing to around
15 knots in the afternoon. seas 4 to 6 feet, occasionally to
8 feet.
.monday night...south winds 10 to 15 knots. seas 4 to 5 feet.
$$
(4/5)
Latest Coastal Waters Forecast by KHGX
Issued 6/18/2026 2:07 PM US/Central.
Valid through 6/19/2026 3:15 AM US/Central.
fzus54 khgx 181907
cwfhgx
expires:202606190815;;973810
coastal waters forecast for texas
national weather service houston/galveston tx
207 pm cdt thu jun 18 2026
upper texas coastal waters from high island to the matagorda ship
channel out 60 nautical miles including galveston and matagorda
bays.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the
average highest 10 percent of the waves.
gmz355-190815-
coastal waters from high island to freeport tx out 20 nm-
207 pm cdt thu jun 18 2026
.tonight...south winds 15 to 20 knots. seas 4 to 5 feet. wave
detail: south 5 feet at 7 seconds.
.friday...southeast winds 10 to 15 knots. seas 4 to 5 feet. wave
detail: south 4 feet at 7 seconds and southeast 4 feet at
8 seconds.
.friday night...south winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: south 4 feet at 7 seconds.
.saturday...southeast winds 10 to 15 knots. seas 3 to 5 feet.
wave detail: southeast 4 feet at 7 seconds.
.saturday night...southeast winds around 15 knots, becoming south
15 to 20 knots after midnight. seas 3 to 5 feet. wave detail:
south 3 feet at 4 seconds and southeast 3 feet at 7 seconds.
.sunday...south winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: south 4 feet at 5 seconds.
.sunday night...south winds around 20 knots, increasing to 20 to
25 knots after midnight. seas 4 to 6 feet, occasionally to
8 feet.
.monday...south winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet.
.monday night...south winds 15 to 20 knots. seas 3 to 4 feet.
.tuesday...south winds 10 to 15 knots. seas 3 to 4 feet.
.tuesday night...south winds 10 to 15 knots. seas 2 to 4 feet.
$$
(5/5)
Latest Coastal Waters Forecast by KHGX
Issued 6/18/2026 2:07 PM US/Central.
Valid through 6/19/2026 3:15 AM US/Central.
fzus54 khgx 181907
cwfhgx
expires:202606190815;;973812
coastal waters forecast for texas
national weather service houston/galveston tx
207 pm cdt thu jun 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.
gmz375-190815-
waters from high island to freeport tx from 20 to 60 nm-
207 pm cdt thu jun 18 2026
.tonight...south winds 15 to 20 knots with gusts up to 25 knots.
seas 5 to 6 feet, occasionally to 8 feet. wave detail: south
5 feet at 7 seconds.
.friday...southeast winds 10 to 15 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: south 4 feet at 7 seconds
and southeast 4 feet at 8 seconds.
.friday night...southeast winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 5 feet. wave detail: south 5 feet at
7 seconds.
.saturday...southeast winds 10 to 15 knots. seas 4 to 5 feet.
wave detail: southeast 4 feet at 8 seconds and south 2 feet at
7 seconds.
.saturday night...south winds 10 to 15 knots with gusts up to
20 knots. seas 4 to 5 feet. wave detail: southeast 5 feet at
7 seconds.
.sunday...south winds 15 to 20 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: south 5 feet at 7 seconds.
.sunday night...south winds 15 to 20 knots with gusts up to
25 knots. seas 5 to 6 feet, occasionally to 8 feet.
.monday...south winds 15 to 20 knots, diminishing to around
15 knots in the afternoon. seas 4 to 6 feet, occasionally to
8 feet.
.monday night...south winds 10 to 15 knots. seas around 4 feet.
.tuesday...south winds 10 to 15 knots, diminishing to around
10 knots in the afternoon. seas around 4 feet.
.tuesday night...south winds around 10 knots. seas 3 to 4 feet.
$$
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