fzus54 kbro 181759
cwfbro
expires:202604190615;;591019

coastal waters forecast for the lower texas coast
national weather service brownsville tx
1259 pm cdt sat apr 18 2026

lower texas coastal waters from baffin bay to the mouth of the
rio grande out 60 nm. 

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.


gmz130-132-135-190615-
laguna madre from the port of brownsville to the arroyo colorado-
laguna madre from the arroyo colorado to 5 nm north of port
mansfield tx-
laguna madre from 5 nm north of port mansfield to baffin bay tx-
1259 pm cdt sat apr 18 2026

...small craft advisory in effect from late tonight through
sunday evening...

.rest of today...southeast winds around 15 knots, becoming east
late this afternoon. a moderate chop on the bay. 
.tonight...east winds 10 to 15 knots, becoming northeast late in
the evening, then becoming north 15 to 20 knots after midnight. a
moderate chop on the bay, increasing to choppy after midnight. a
chance of showers. 
.sunday...northeast winds 15 to 20 knots. choppy on the bay.
showers likely with a slight chance of thunderstorms. 
.sunday night...northeast winds 15 to 20 knots, diminishing to
10 to 15 knots after midnight. a moderate chop on the bay.
showers likely with a slight chance of thunderstorms early in the
evening, then showers likely with a chance of thunderstorms in
the late evening and overnight. 
.monday...east winds 10 to 15 knots. a moderate chop on the bay.
showers likely with a chance of thunderstorms. 
.monday night...east winds 10 to 15 knots, becoming southeast
early in the morning. a moderate chop on the bay, diminishing to
light chop early in the morning. a slight chance of
thunderstorms. showers likely early in the evening, then a chance
of showers in the late evening and overnight. 
.tuesday...southeast winds 10 to 15 knots. a moderate chop on the
bay. a chance of showers with a slight chance of thunderstorms. 
.tuesday night...southeast winds 10 to 15 knots, diminishing to
5 to 10 knots early in the morning. a moderate chop on the bay,
diminishing to light chop early in the morning. a chance of
showers with a slight chance of thunderstorms early in the
evening, then a slight chance of showers and thunderstorms late
in the evening. 
.wednesday...southeast winds 5 to 10 knots, increasing to around
15 knots late in the afternoon. light chop on the bay, increasing
to a moderate chop late in the afternoon. a slight chance of
showers and thunderstorms in the afternoon. 
.wednesday night...southeast winds 10 to 15 knots. a moderate
chop on the bay. 

winds and waves higher in and near thunderstorms.

$$

fzus54 kbro 181759
cwfbro
expires:202604190615;;591020

coastal waters forecast for the lower texas coast
national weather service brownsville tx
1259 pm cdt sat apr 18 2026

lower texas coastal waters from baffin bay to the mouth of the
rio grande out 60 nm. 

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.


gmz150-155-190615-
gulf waters from port mansfield to the rio grande out 20 nm-
gulf waters from baffin bay to port mansfield out 20 nm-
1259 pm cdt sat apr 18 2026

...small craft advisory in effect from late tonight through
sunday evening...

.rest of today...southeast winds 10 to 15 knots, becoming east
late this afternoon. seas 3 to 4 feet. wave detail: southeast
4 feet at 7 seconds. 
.tonight...east winds 10 to 15 knots, increasing to 20 to 25 
knots after midnight. seas 3 to 4 feet, building to 4 to 6 feet, 
occasionally to 8 feet after midnight. wave detail: 
southeast 3 feet at 7 seconds, becoming east 5 feet at 6 seconds 
and northeast 3 feet at 3 seconds. a chance of showers and 
thunderstorms in the late evening and early morning. a chance of 
showers with a slight chance of thunderstorms early in the 
morning. 
.sunday...northeast winds 20 to 25 knots, diminishing to 15 to
20 knots late in the afternoon. seas 6 to 8 feet, occasionally to
10 feet. wave detail: east 8 feet at 7 seconds. a chance of
showers with a slight chance of thunderstorms early in the
morning, then showers likely late in the morning. a chance of
showers with a slight chance of thunderstorms in the afternoon. 
.sunday night...northeast winds 15 to 20 knots, becoming east
10 to 15 knots early in the morning. seas 5 to 7 feet,
occasionally to 9 feet. wave detail: northeast 6 feet at
7 seconds. a chance of thunderstorms. showers likely. 
.monday...east winds 10 to 15 knots. seas 4 to 5 feet. wave
detail: east 5 feet at 7 seconds. showers likely with a chance of
thunderstorms. 
.monday night...east winds around 15 knots, becoming southeast
early in the morning. seas 4 to 5 feet. wave detail: east 5 feet
at 7 seconds. a slight chance of thunderstorms. showers likely
early in the evening, then a chance of showers in the late
evening and overnight. 
.tuesday...southeast winds 10 to 15 knots. seas 4 to 5 feet. a
chance of showers with a slight chance of thunderstorms in the
morning, then showers likely with a chance of thunderstorms in
the afternoon. 
.tuesday night...southeast winds 10 to 15 knots. seas 3 to
4 feet. a chance of thunderstorms with a slight chance of showers
early in the evening, then a slight chance of showers and
thunderstorms in the late evening and early morning. 
.wednesday...southeast winds around 10 knots. seas 3 to 4 feet. a
slight chance of thunderstorms until late afternoon. a slight
chance of showers. 
.wednesday night...southeast winds 10 to 15 knots. seas 3 to
5 feet. a slight chance of showers early in the evening. 

winds and seas higher in and near thunderstorms.

$$

fzus54 kbro 181759
cwfbro
expires:202604190615;;591021

coastal waters forecast for the lower texas coast
national weather service brownsville tx
1259 pm cdt sat apr 18 2026

lower texas coastal waters from baffin bay to the mouth of the
rio grande out 60 nm. 

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.


gmz170-175-190615-
gulf waters from port mansfield to the rio grande extending from
20 to 60 nm-
gulf waters from baffin bay to port mansfield extending from
20 to 60 nm-
1259 pm cdt sat apr 18 2026

...small craft advisory in effect from late tonight through
sunday evening...

.rest of today...southeast winds 10 to 15 knots, becoming east
late this afternoon. seas 4 to 5 feet. wave detail: southeast
4 feet at 7 seconds. 
.tonight...east winds around 10 knots, then increasing to 20 to 
25 knots after midnight. seas 3 to 4 feet, building to 4 to 6 
feet, occasionally to 8 feet after midnight. wave detail: 
southeast 4 feet at 7 seconds, becoming east 3 feet at 5 seconds. 
a chance of showers with a slight chance of thunderstorms in the 
evening, then showers likely with a chance of thunderstorms after 
midnight. 
.sunday...northeast winds 20 to 25 knots. seas 5 to 7 feet,
occasionally to 9 feet, building to 7 to 9 feet, occasionally to
11 feet in the afternoon. wave detail: northeast 7 feet at
7 seconds and northeast 3 feet at 3 seconds, becoming east 8 feet
at 7 seconds. a chance of showers. a slight chance of
thunderstorms early in the morning. a slight chance of
thunderstorms in the afternoon. 
.sunday night...northeast winds 15 to 20 knots. seas 6 to 8 feet,
occasionally to 10 feet. wave detail: northeast 7 feet at
7 seconds. showers likely with a chance of thunderstorms. 
.monday...east winds 15 to 20 knots. seas 4 to 6 feet,
occasionally to 8 feet. wave detail: east 5 feet at 7 seconds.
showers likely with a chance of thunderstorms. 
.monday night...east winds 15 to 20 knots, becoming southeast
early in the morning. seas 5 to 7 feet, occasionally to 9 feet.
wave detail: east 5 feet at 7 seconds. showers likely with a
chance of thunderstorms early in the evening, then a chance of
showers with a slight chance of thunderstorms in the late evening
and overnight. 
.tuesday...southeast winds 10 to 15 knots. seas 4 to 5 feet. a
chance of showers. a slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon. 
.tuesday night...southeast winds 10 to 15 knots. seas 3 to
5 feet. a chance of showers and thunderstorms early in the
evening, then a slight chance of showers and thunderstorms in the
late evening and overnight. 
.wednesday...southeast winds around 10 knots. seas 3 to 4 feet. a
slight chance of thunderstorms until late afternoon. a slight
chance of showers. 
.wednesday night...southeast winds 10 to 15 knots. seas 4 to
5 feet. 

winds and seas higher in and near thunderstorms.

$$

fzus54 kcrp 181837
cwfcrp
expires:202604190700;;595081

coastal waters forecast for texas
national weather service corpus christi tx
137 pm cdt sat apr 18 2026

middle texas coastal waters from baffin bay to matagorda ship
channel out to 60 nautical miles.
 
seas are provided as a range of the average height of the highest
1/3 of the waves...along with occasional height of the average
highest 10 percent of the waves. 
 


gmz250-190700-
coastal waters from baffin bay to port aransas out 20 nm-
137 pm cdt sat apr 18 2026

...small craft advisory in effect from 10 pm cdt this evening
through sunday evening...

.tonight...northeast winds around 20 knots, becoming north 20 to 
25 knots with gusts up to 30 knots late this evening, then 
increasing to 25 to 30 knots with gusts up to 35 knots after 
midnight, becoming northeast 25 to 30 knots late. seas 3 to 4 
feet, occasionally to 5 feet, building to 5 to 7 feet, 
occasionally to 9 feet after midnight. wave detail: northeast 3 
feet at 4 seconds and southeast 3 feet at 7 seconds, becoming 
northeast 6 feet at 6 seconds and southeast 3 feet at 6 seconds. 
showers likely with a chance of thunderstorms this evening, then a
chance of showers with a slight chance of thunderstorms after 
midnight. 
.sunday...northeast winds 25 to 30 knots, diminishing to 20 to
25 knots in the afternoon. seas 6 to 8 feet, occasionally to
10 feet. wave detail: east 8 feet at 7 seconds. showers likely
with a slight chance of thunderstorms in the morning, then a
chance of showers in the afternoon. 
.sunday night...northeast winds 20 to 25 knots with gusts up to
30 knots, becoming east around 15 knots with gusts up to 20 knots
after midnight. seas 5 to 7 feet, occasionally to 9 feet,
subsiding to 4 to 5 feet, occasionally to 6 feet after midnight.
wave detail: east 7 feet at 7 seconds, becoming east 5 feet at
7 seconds. a chance of showers with a slight chance of
thunderstorms in the evening, then showers likely with a chance
of thunderstorms after midnight. 
.monday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 4 to 6 feet, occasionally to 8 feet. wave detail: east
6 feet at 6 seconds. showers likely with a chance of
thunderstorms. 
.monday night...east winds 15 to 20 knots with gusts up to
25 knots. seas 4 to 6 feet, occasionally to 8 feet. wave detail:
east 6 feet at 7 seconds. a chance of showers. a slight chance of
thunderstorms in the evening, then a chance of thunderstorms
after midnight. 
.tuesday...southeast winds 10 to 15 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 7 seconds.
showers likely. a chance of thunderstorms in the afternoon. 
.tuesday night...southeast winds 10 to 15 knots. seas 3 to
4 feet, occasionally to 5 feet. a chance of showers and
thunderstorms in the evening. 
.wednesday...southeast winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. a chance of showers and thunderstorms in
the morning. 
.wednesday night...southeast winds 10 to 15 knots. seas 3 to
4 feet, occasionally to 5 feet. 
.thursday...southeast winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. seas around 4 feet, occasionally to
5 feet. 
.thursday night...southeast winds 15 to 20 knots. seas 4 to
5 feet, occasionally to 6 feet. 

winds and seas higher in and near thunderstorms.

$$

fzus54 kcrp 181837
cwfcrp
expires:202604190700;;595080

coastal waters forecast for texas
national weather service corpus christi tx
137 pm cdt sat apr 18 2026

middle texas coastal waters from baffin bay to matagorda ship
channel out to 60 nautical miles.
 
seas are provided as a range of the average height of the highest
1/3 of the waves...along with occasional height of the average
highest 10 percent of the waves. 
 


gmz255-190700-
coastal waters from port aransas to matagorda ship channel out
20 nm-
137 pm cdt sat apr 18 2026

...gale watch in effect from 10 pm cdt this evening through
sunday afternoon...
...small craft advisory in effect from sunday afternoon through
sunday evening...

.tonight...northeast winds around 20 knots, increasing to around 
30 knots. seas 3 to 4 feet, occasionally to 5 feet, building to 5 
to 7 feet, occasionally to 9 feet after midnight. wave detail:
southeast 3 feet at 6 seconds and northeast 2 feet at 3 seconds,
becoming northeast 6 feet at 5 seconds and southeast 3 feet at
6 seconds. a chance of thunderstorms this evening. showers
likely. a slight chance of thunderstorms after midnight. 
.sunday...northeast winds around 30 knots with gusts up to 35 
knots. seas 6 to 8 feet, occasionally to 9 feet. wave detail:
east 7 feet at 7 seconds. showers likely with a slight chance of
thunderstorms in the morning, then a chance of showers in the
afternoon. 
.sunday night...east winds around 20 knots with gusts up to 25 
knots. seas 4 to 6 feet, occasionally to 8 feet. wave detail:
east 6 feet at 7 seconds. a chance of showers in the evening,
then a chance of showers with a slight chance of thunderstorms
after midnight. 
.monday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 4 to 5 feet, occasionally to 6 feet. wave detail: east
5 feet at 6 seconds. showers likely with a chance of
thunderstorms. 
.monday night...east winds 15 to 20 knots, becoming southeast
10 to 15 knots after midnight. seas 4 to 5 feet, occasionally to
6 feet. wave detail: east 5 feet at 7 seconds. a chance of
showers. a slight chance of thunderstorms in the evening, then a
chance of thunderstorms after midnight. 
.tuesday...southeast winds 10 to 15 knots. seas around 4 feet,
occasionally to 5 feet. wave detail: southeast 4 feet at
7 seconds. showers likely with a chance of thunderstorms. 
.tuesday night...southeast winds 10 to 15 knots. seas 3 to
4 feet, occasionally to 5 feet. a chance of showers and
thunderstorms in the evening. 
.wednesday...southeast winds 5 to 10 knots. seas around 3 feet. a
chance of thunderstorms in the morning. a chance of showers. 
.wednesday night...southeast winds 10 to 15 knots. seas 3 to
4 feet, occasionally to 5 feet. 
.thursday...southeast winds 10 to 15 knots. seas 3 to 4 feet,
occasionally to 5 feet. 
.thursday night...southeast winds around 15 knots. seas 4 to
5 feet, occasionally to 6 feet. 

winds and seas higher in and near thunderstorms.

$$

fzus54 kcrp 181837
cwfcrp
expires:202604190700;;595083

coastal waters forecast for texas
national weather service corpus christi tx
137 pm cdt sat apr 18 2026

middle texas coastal waters from baffin bay to matagorda ship
channel out to 60 nautical miles.
 
seas are provided as a range of the average height of the highest
1/3 of the waves...along with occasional height of the average
highest 10 percent of the waves. 
 


gmz270-190700-
waters from baffin bay to port aransas from 20 to 60 nm-
137 pm cdt sat apr 18 2026

...small craft advisory in effect from 10 pm cdt this evening
through sunday evening...

.tonight...east winds around 10 knots, becoming northeast with
gusts up to 25 knots late this evening, then increasing to 20 to
25 knots with gusts up to 30 knots after midnight, increasing to
25 to 30 knots late. seas 3 to 4 feet, occasionally to 5 feet,
building to 4 to 6 feet, occasionally to 8 feet after midnight.
wave detail: southeast 4 feet at 7 seconds, becoming north 6 feet
at 6 seconds and southeast 3 feet at 6 seconds. a chance of
showers. 
.sunday...northeast winds 20 to 25 knots with gusts up to
35 knots. seas 7 to 9 feet, occasionally to 11 feet. wave detail:
east 9 feet at 7 seconds. a slight chance of thunderstorms in the
morning. a chance of showers. 
.sunday night...northeast winds 20 to 25 knots, becoming east
15 to 20 knots after midnight. seas 5 to 7 feet, occasionally to
9 feet. wave detail: northeast 7 feet at 8 seconds. a chance of
showers with a slight chance of thunderstorms in the evening,
then showers likely with a chance of thunderstorms after
midnight. 
.monday...east winds 15 to 20 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: east 6 feet at 7 seconds.
showers likely with a chance of thunderstorms. 
.monday night...east winds 15 to 20 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: east 6 feet at 7 seconds. a
chance of showers with a slight chance of thunderstorms. 
.tuesday...southeast winds around 15 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: east 5 feet at 7 seconds. a
chance of thunderstorms. a chance of showers in the morning, then
showers likely in the afternoon. 
.tuesday night...southeast winds 10 to 15 knots. seas around
4 feet, occasionally to 5 feet. a chance of showers and
thunderstorms in the evening. 
.wednesday...southeast winds around 10 knots. seas 3 to 4 feet,
occasionally to 5 feet. a chance of showers and thunderstorms in
the morning. 
.wednesday night...southeast winds 10 to 15 knots. seas 4 to
5 feet, occasionally to 6 feet. 
.thursday...southeast winds around 15 knots. seas 4 to 5 feet,
occasionally to 6 feet. 
.thursday night...southeast winds 15 to 20 knots. seas 4 to
6 feet, occasionally to 8 feet. 

winds and seas higher in and near thunderstorms.

$$

fzus54 kcrp 181837
cwfcrp
expires:202604190700;;595082

coastal waters forecast for texas
national weather service corpus christi tx
137 pm cdt sat apr 18 2026

middle texas coastal waters from baffin bay to matagorda ship
channel out to 60 nautical miles.
 
seas are provided as a range of the average height of the highest
1/3 of the waves...along with occasional height of the average
highest 10 percent of the waves. 
 


gmz275-190700-
waters from port aransas to matagorda ship channel from 20 to
60 nm-
137 pm cdt sat apr 18 2026

...gale warning in effect from 10 pm cdt this evening through
sunday afternoon...
...small craft advisory in effect from sunday afternoon through
sunday evening...

.tonight...east winds around 10 knots, becoming north 15 to
20 knots with gusts up to 25 knots late this evening, then
becoming northeast 20 to 25 knots with gusts up to 30 knots after
midnight, increasing to around 30 knots with gusts up to 35 knots 
late. seas around 3 feet, building to 4 to 6 feet, occasionally to
8 feet after midnight. wave detail: southeast 3 feet at 6 
seconds, becoming north 6 feet at 6 seconds and northeast 3 feet 
at 3 seconds. showers likely with a chance of thunderstorms this 
evening, then a chance of showers with a slight chance of 
thunderstorms after midnight. 
.sunday...northeast winds around 30 knots, diminishing to 20 to 
25 knots in the afternoon. seas 7 to 9 feet, occasionally to 11 
feet. wave detail: northeast 9 feet at 7 seconds and southeast 2 
feet at 7 seconds. a slight chance of thunderstorms in the 
morning. a chance of showers. 
.sunday night...northeast winds 20 to 25 knots, becoming east
15 to 20 knots after midnight. seas 5 to 7 feet, occasionally to
9 feet. wave detail: east 7 feet at 7 seconds. a chance of
showers. a slight chance of thunderstorms after midnight. 
.monday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 5 to 6 feet, occasionally to 8 feet. wave detail: east
6 feet at 7 seconds. showers likely with a chance of
thunderstorms. 
.monday night...east winds 15 to 20 knots. seas 5 to 6 feet,
occasionally to 8 feet. wave detail: east 6 feet at 7 seconds. a
chance of showers with a slight chance of thunderstorms. 
.tuesday...southeast winds around 15 knots. seas 4 to 5 feet,
occasionally to 6 feet. wave detail: southeast 5 feet at
7 seconds. a chance of thunderstorms. a chance of showers in the
morning, then showers likely in the afternoon. 
.tuesday night...southeast winds 10 to 15 knots. seas around
4 feet, occasionally to 5 feet. a chance of showers and
thunderstorms. 
.wednesday...southeast winds around 10 knots. seas 3 to 4 feet,
occasionally to 5 feet. a chance of thunderstorms in the morning.
a chance of showers. 
.wednesday night...southeast winds 10 to 15 knots. seas 4 to
5 feet, occasionally to 6 feet. 
.thursday...southeast winds around 15 knots. seas 4 to 5 feet,
occasionally to 6 feet. 
.thursday night...southeast winds 15 to 20 knots. seas 4 to
6 feet, occasionally to 8 feet. 

winds and seas higher in and near thunderstorms.

$$

fzus54 khgx 181837
cwfhgx
expires:202604190730;;595121

coastal waters forecast for texas
national weather service houston/galveston tx
137 pm cdt sat apr 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.


gmz330-190730-
matagorda bay-
137 pm cdt sat apr 18 2026

...small craft advisory in effect from 9 pm cdt this evening
through sunday afternoon...

.this afternoon...southeast winds around 10 knots. bay waters
smooth to slightly choppy. a chance of showers and thunderstorms
late. 
.tonight...north winds around 20 knots, increasing to 20 to
25 knots after midnight. bay waters choppy, increasing to rough
after midnight. showers likely with a chance of thunderstorms in
the evening, then a chance of showers with a slight chance of
thunderstorms after midnight. 
.sunday...northeast winds 20 to 25 knots, diminishing to around
20 knots in the afternoon. bay waters rough, diminishing to
choppy in the afternoon. 
.sunday night...northeast winds 15 to 20 knots, diminishing to
around 15 knots after midnight. bay waters choppy, diminishing to
slightly choppy after midnight. a chance of showers after
midnight. 
.monday...east winds 10 to 15 knots with gusts up to 20 knots.
bay waters slightly choppy. a chance of thunderstorms. a chance
of showers in the morning, then showers likely in the afternoon. 
.monday night...east winds 10 to 15 knots. bay waters slightly
choppy. a chance of showers. 
.tuesday...southeast winds 10 to 15 knots. bay waters slightly
choppy. showers likely with a chance of thunderstorms. 
.tuesday night...southeast winds 10 to 15 knots. bay waters
slightly choppy. a chance of showers and thunderstorms. 
.wednesday...southeast winds around 10 knots, increasing to 10 to
15 knots in the afternoon. bay waters smooth, increasing to
slightly choppy in the afternoon. a chance of showers and
thunderstorms. 
.wednesday night...southeast winds 10 to 15 knots. bay waters
slightly choppy. 

winds and waves higher in and near thunderstorms.

$$

fzus54 khgx 181837
cwfhgx
expires:202604190730;;595122

coastal waters forecast for texas
national weather service houston/galveston tx
137 pm cdt sat apr 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.


gmz350-355-190730-
coastal waters from freeport to matagorda ship channel tx out
20 nm-coastal waters from high island to freeport tx out 20 nm-
137 pm cdt sat apr 18 2026

...gale watch in effect from 9 pm cdt this evening through sunday
afternoon...

.this afternoon...southeast winds 5 to 10 knots. seas 2 to
4 feet. wave detail: southeast 3 feet at 6 seconds. a slight
chance of showers and thunderstorms. 
.tonight...northeast winds around 20 knots, increasing to around
30 knots after midnight. seas 2 to 4 feet, building to 4 to
6 feet, occasionally to 8 feet after midnight. wave detail: south
3 feet at 6 seconds, becoming northeast 4 feet at 4 seconds and
south 3 feet at 6 seconds. showers likely. a chance of
thunderstorms, mainly in the evening. 
.sunday...northeast winds around 30 knots, diminishing to 20 to
25 knots in the afternoon. seas 5 to 8 feet, occasionally to
10 feet. wave detail: southeast 7 feet at 7 seconds and northeast
5 feet at 4 seconds. showers likely in the morning. 
.sunday night...northeast winds 20 to 25 knots, becoming east
around 20 knots after midnight. seas 4 to 6 feet, occasionally to
8 feet. wave detail: east 6 feet at 7 seconds. a chance of
showers after midnight. 
.monday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 4 to 6 feet, occasionally to 8 feet. wave detail: east
6 feet at 7 seconds. a chance of showers. 
.monday night...east winds around 15 knots. seas 3 to 5 feet.
wave detail: east 4 feet at 6 seconds. a chance of showers. 
.tuesday...southeast winds 10 to 15 knots. seas 3 to 4 feet. a
chance of showers in the morning, then showers likely with a
chance of thunderstorms in the afternoon. 
.tuesday night...southeast winds 15 to 20 knots, diminishing to
around 15 knots after midnight. seas 3 to 4 feet. a chance of
showers and thunderstorms. 
.wednesday...southeast winds 10 to 15 knots. seas 2 to 4 feet. a
chance of thunderstorms. showers likely, mainly in the morning. 
.wednesday night...southeast winds 15 to 20 knots. seas 2 to
4 feet. 

winds and seas higher in and near thunderstorms.

$$

fzus54 khgx 181837
cwfhgx
expires:202604190730;;595123

coastal waters forecast for texas
national weather service houston/galveston tx
137 pm cdt sat apr 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.


gmz370-375-190730-
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-
137 pm cdt sat apr 18 2026

...gale warning in effect from 9 pm cdt this evening through
sunday afternoon...

.this afternoon...southeast winds 5 to 10 knots. seas 3 to
4 feet. wave detail: southeast 3 feet at 6 seconds. a slight
chance of showers and thunderstorms early. 
.tonight...east winds around 20 knots, becoming northeast around
35 knots after midnight. seas 3 to 4 feet, building to 4 to 6 
feet, occasionally to 8 feet after midnight. wave detail: south 3 
feet at 6 seconds, becoming northeast 4 feet at 4 seconds and 
southeast 3 feet at 6 seconds. showers likely with a chance of 
thunderstorms. 
.sunday...northeast winds around 30 knots with gusts up to
40 knots, diminishing to 20 to 25 knots with gusts up to 30 knots
in the afternoon. seas 7 to 10 feet, occasionally to 13 feet.
wave detail: northeast 9 feet at 6 seconds and south 2 feet at
6 seconds. a chance of showers in the morning. 
.sunday night...east winds 20 to 25 knots. seas 6 to 8 feet,
occasionally to 10 feet. wave detail: east 8 feet at 7 seconds. a
chance of showers after midnight. 
.monday...east winds 15 to 20 knots with gusts up to 25 knots.
seas 5 to 7 feet, occasionally to 9 feet. wave detail: east
6 feet at 7 seconds. a chance of showers. 
.monday night...east winds around 15 knots with gusts up to
20 knots. seas 4 to 6 feet, occasionally to 8 feet. wave detail:
east 5 feet at 6 seconds. a chance of showers. 
.tuesday...southeast winds around 15 knots. seas 4 to 5 feet. a
chance of showers in the morning, then showers likely with a
chance of thunderstorms in the afternoon. 
.tuesday night...east winds 15 to 20 knots, becoming southeast
around 15 knots after midnight. seas around 4 feet. a chance of
thunderstorms. showers likely, mainly in the evening. 
.wednesday...southeast winds 10 to 15 knots. seas around 4 feet.
a chance of thunderstorms. showers likely, mainly in the morning.
.wednesday night...southeast winds 15 to 20 knots. seas around
4 feet. 

winds and seas higher in and near thunderstorms.

$$