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(1/10)
Latest Coastal Waters Forecast by KBRO
Issued 8/18/2026 1:39 PM US/Central.
Valid through 8/19/2026 2:45 AM US/Central.
fzus54 kbro 181839
cwfbro
expires:202608190745;;950062
coastal waters forecast for the lower texas coast
national weather service brownsville tx
139 pm cdt tue aug 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.
gmz170-175-190745-
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-
139 pm cdt tue aug 18 2026
.tonight...south winds 10 to 15 knots. seas 2 to 3 feet. wave
detail: southeast 2 feet at 5 seconds and east 1 foot at
9 seconds.
.wednesday...south winds around 10 knots. seas 2 to 3 feet. wave
detail: southeast 2 feet at 4 seconds and southeast 2 feet at
7 seconds.
.wednesday night...south winds 10 to 15 knots. seas 2 to 4 feet.
wave detail: southeast 3 feet at 6 seconds.
.thursday...south winds 10 to 15 knots. seas 2 to 4 feet. wave
detail: southeast 3 feet at 5 seconds.
.thursday night...south winds 10 to 15 knots. seas 2 to 4 feet.
wave detail: southeast 3 feet at 6 seconds.
.friday...south winds 10 to 15 knots. seas 2 to 3 feet. wave
detail: southeast 2 feet at 5 seconds.
.friday night...south winds 10 to 15 knots. seas 2 to 3 feet.
.saturday...south winds 5 to 10 knots. seas 2 to 3 feet.
.saturday night...south winds 10 to 15 knots. seas 2 to 3 feet.
.sunday...south winds 5 to 10 knots, becoming southeast late in
the afternoon. seas 2 to 3 feet.
.sunday night...southeast winds 10 to 15 knots, becoming south
early in the morning. seas 2 to 3 feet.
$$
(2/10)
Latest Coastal Waters Forecast by KBRO
Issued 8/18/2026 1:39 PM US/Central.
Valid through 8/19/2026 2:45 AM US/Central.
fzus54 kbro 181839
cwfbro
expires:202608190745;;950060
coastal waters forecast for the lower texas coast
national weather service brownsville tx
139 pm cdt tue aug 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.
gmz130-132-135-190745-
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-
139 pm cdt tue aug 18 2026
.tonight...southeast winds 10 to 15 knots. a moderate chop on the
bay.
.wednesday...southeast winds 10 to 15 knots. a moderate chop on
the bay.
.wednesday night...southeast winds 10 to 15 knots. a moderate
chop on the bay.
.thursday...southeast winds 10 to 15 knots, increasing to 15 to
20 knots late in the afternoon. a moderate chop on the bay,
increasing to choppy late in the afternoon.
.thursday night...southeast winds 10 to 15 knots. a moderate chop
on the bay.
.friday...south winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. a moderate chop on the bay.
.friday night...southeast winds 10 to 15 knots, becoming south
5 to 10 knots early in the morning. a moderate chop on the bay,
diminishing to light chop early in the morning.
.saturday...south winds 5 to 10 knots, becoming southeast 10 to
15 knots in the afternoon. a moderate chop on the bay.
.saturday night...southeast winds 10 to 15 knots, becoming south
5 to 10 knots early in the morning. a moderate chop on the bay,
diminishing to light chop early in the morning.
.sunday...south winds 5 to 10 knots, becoming southeast early in
the afternoon, then increasing to 10 to 15 knots late in the
afternoon. light chop on the bay, increasing to a moderate chop
late in the afternoon.
.sunday night...southeast winds 10 to 15 knots, becoming south
5 to 10 knots early in the morning. a moderate chop on the bay,
diminishing to light chop early in the morning.
$$
(3/10)
Latest Coastal Waters Forecast by KBRO
Issued 8/18/2026 1:39 PM US/Central.
Valid through 8/19/2026 2:45 AM US/Central.
fzus54 kbro 181839
cwfbro
expires:202608190745;;950061
coastal waters forecast for the lower texas coast
national weather service brownsville tx
139 pm cdt tue aug 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.
gmz150-155-190745-
gulf waters from port mansfield to the rio grande out 20 nm-
gulf waters from baffin bay to port mansfield out 20 nm-
139 pm cdt tue aug 18 2026
.tonight...southeast winds 10 to 15 knots. seas 2 to 3 feet. wave
detail: southeast 2 feet at 4 seconds and east 1 foot at
9 seconds.
.wednesday...southeast winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: southeast 2 feet at 4 seconds and east 1 foot at
8 seconds.
.wednesday night...southeast winds 10 to 15 knots. seas 2 to
3 feet. wave detail: southeast 3 feet at 5 seconds.
.thursday...southeast winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: southeast 3 feet at 5 seconds.
.thursday night...south winds 10 to 15 knots. seas 2 to 4 feet.
wave detail: southeast 3 feet at 6 seconds.
.friday...south winds 10 to 15 knots. seas 2 to 3 feet. wave
detail: southeast 2 feet at 5 seconds.
.friday night...south winds 10 to 15 knots, becoming around
10 knots early in the morning. seas 2 to 3 feet.
.saturday...south winds 5 to 10 knots, becoming southeast early
in the afternoon, then increasing to 10 to 15 knots late in the
afternoon. seas 2 to 3 feet.
.saturday night...southeast winds 10 to 15 knots, becoming south
early in the morning. seas 2 to 3 feet.
.sunday...south winds 5 to 10 knots, becoming southeast early in
the afternoon, then increasing to 10 to 15 knots late in the
afternoon. seas 2 to 3 feet.
.sunday night...southeast winds 10 to 15 knots, becoming south
early in the morning. seas 2 to 3 feet.
$$
(4/10)
Latest Coastal Waters Forecast by KHGX
Issued 8/18/2026 10:00 AM US/Central.
Valid through 8/18/2026 10:15 PM US/Central.
fzus54 khgx 181500
cwfhgx
expires:202608190315;;940183
coastal waters forecast for texas
national weather service houston/galveston tx
1000 am cdt tue aug 18 2026
upper texas coastal waters from high island to the matagorda ship
channel out 60 nautical miles including galveston and matagorda
bays.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the
average highest 10 percent of the waves.
gmz370-375-190315-
waters from freeport to matagorda ship channel tx from 20 to
60 nm-waters from high island to freeport tx from 20 to 60 nm-
1000 am cdt tue aug 18 2026
.this afternoon...south winds 10 knots. seas around 2 feet. wave
detail: south 1 foot at 4 seconds.
.tonight...south winds around 10 knots, increasing to 10 to
15 knots after midnight. seas 2 to 3 feet. wave detail: south
2 feet at 4 seconds and southeast 1 foot at 9 seconds.
.wednesday...southwest winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: south 2 feet at 4 seconds and southeast 1 foot at
9 seconds.
.wednesday night...south winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: south 2 feet at 4 seconds and southeast 1 foot at
7 seconds.
.thursday...southwest winds 10 to 15 knots, becoming south around
10 knots in the afternoon. seas 2 to 3 feet. wave detail: south
2 feet at 4 seconds and southeast 1 foot at 8 seconds.
.thursday night...south winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: southwest 2 feet at 4 seconds and southeast 2 feet
at 7 seconds.
.friday...southwest winds 5 to 10 knots. seas 2 to 3 feet.
.friday night...south winds around 10 knots. seas 2 to 3 feet.
.saturday...southwest winds 5 to 10 knots. seas around 2 feet.
.saturday night...southwest winds 5 to 10 knots. seas around
2 feet.
$$
(5/10)
Latest Coastal Waters Forecast by KHGX
Issued 8/18/2026 10:00 AM US/Central.
Valid through 8/18/2026 10:15 PM US/Central.
fzus54 khgx 181500
cwfhgx
expires:202608190315;;940182
coastal waters forecast for texas
national weather service houston/galveston tx
1000 am 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.
gmz350-355-190315-
coastal waters from freeport to matagorda ship channel tx out
20 nm-coastal waters from high island to freeport tx out 20 nm-
1000 am cdt tue aug 18 2026
.this afternoon...southwest winds 10 knots. seas around 2 feet.
wave detail: south 1 foot at 5 seconds.
.tonight...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
9 seconds.
.wednesday night...south winds 10 to 15 knots with gusts up to
20 knots. seas 2 to 3 feet. wave detail: south 3 feet at
4 seconds and southeast 1 foot at 7 seconds.
.thursday...south winds 10 to 15 knots. seas 2 to 3 feet. wave
detail: south 2 feet at 5 seconds.
.thursday night...south winds 10 to 15 knots. seas 2 to 3 feet.
wave detail: south 2 feet at 5 seconds.
.friday...southwest winds 10 to 15 knots, diminishing to around
10 knots in the afternoon. seas 2 to 3 feet.
.friday night...southwest winds 10 to 15 knots. seas 2 to 3 feet.
.saturday...southwest winds 5 to 10 knots. seas around 2 feet.
.saturday night...southwest winds 10 to 15 knots. seas around
2 feet.
$$
(6/10)
Latest Coastal Waters Forecast by KHGX
Issued 8/18/2026 10:00 AM US/Central.
Valid through 8/18/2026 10:15 PM US/Central.
fzus54 khgx 181500
cwfhgx
expires:202608190315;;940181
coastal waters forecast for texas
national weather service houston/galveston tx
1000 am cdt tue aug 18 2026
upper texas coastal waters from high island to the matagorda ship
channel out 60 nautical miles including galveston and matagorda
bays.
seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the
average highest 10 percent of the waves.
gmz330-190315-
matagorda bay-
1000 am cdt tue aug 18 2026
.this afternoon...south winds around 10 knots, increasing to
10 to 15 knots late. bay waters smooth, increasing to slightly
choppy late.
.tonight...south winds 10 to 15 knots. bay waters slightly
choppy.
.wednesday...south winds 10 to 15 knots. bay waters slightly
choppy.
.wednesday night...south winds 10 to 15 knots. bay waters
slightly choppy.
.thursday...south winds 10 to 15 knots. bay waters slightly
choppy.
.thursday night...south winds 10 to 15 knots. bay waters slightly
choppy.
.friday...southwest winds around 10 knots, becoming south 10 to
15 knots in the afternoon. bay waters smooth, increasing to
slightly choppy in the afternoon.
.friday night...south winds 10 to 15 knots. bay waters slightly
choppy.
.saturday...southwest winds around 10 knots, becoming south 10 to
15 knots in the afternoon. bay waters smooth, increasing to
slightly choppy in the afternoon.
.saturday night...south winds 10 to 15 knots, diminishing to
around 10 knots after midnight. bay waters slightly choppy,
diminishing to smooth after midnight.
$$
(7/10)
Latest Coastal Waters Forecast by KHGX
Issued 8/18/2026 10:00 AM US/Central.
Valid through 8/18/2026 10:15 PM US/Central.
fzus54 khgx 181500
cwfhgx
expires:202608190315;;940180
coastal waters forecast for texas
national weather service houston/galveston tx
1000 am 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.
gmz335-190315-
galveston bay-
1000 am cdt tue aug 18 2026
.this afternoon...southwest winds around 10 knots, becoming south
10 to 15 knots late. bay waters smooth, increasing to slightly
choppy late.
.tonight...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 with gusts up to
20 knots. bay waters slightly choppy.
.thursday...southwest winds around 10 knots, becoming south 10 to
15 knots with gusts up to 20 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...southwest winds 10 to 15 knots. bay waters
slightly choppy.
$$
(8/10)
Latest Coastal Waters Forecast by KLCH
Issued 8/18/2026 3:09 AM US/Central.
Valid through 8/18/2026 4:00 PM US/Central.
fzus54 klch 180809
cwflch
expires:202608182100;;926704
coastal waters forecast
national weather service lake charles la
308 am cdt tue aug 18 2026
coastal waters from the lower atchafalaya river la to high
island tx out 60 nautical miles including sabine and
calcasieu lakes and vermilion and cote blanche bays
seas are provided as a range of the average height of the
highest one third of the waves, along with the occasional
height of the average highest ten percent of the waves.
gmz430-182100-
sabine lake-
308 am cdt tue aug 18 2026
.today...southwest winds around 5 knots, becoming south late.
lake waters light chop.
.tonight...southwest winds 5 to 10 knots. lake waters light chop.
.wednesday...southwest winds 5 to 10 knots. lake waters light
chop.
.wednesday night...southwest winds 5 to 10 knots. lake waters
light chop.
.thursday...southwest winds 5 to 10 knots. lake waters light
chop.
.thursday night...southwest winds 5 to 10 knots. lake waters
light chop.
.friday...southwest winds 5 to 10 knots. lake waters light chop.
.friday night...southwest winds 5 to 10 knots. lake waters light
chop.
.saturday...west winds 5 to 10 knots. lake waters light chop.
.saturday night...southwest winds 5 to 10 knots. lake waters
light chop.
$$
(9/10)
Latest Coastal Waters Forecast by KLCH
Issued 8/18/2026 3:09 AM US/Central.
Valid through 8/18/2026 4:00 PM US/Central.
fzus54 klch 180809
cwflch
expires:202608182100;;926711
coastal waters forecast
national weather service lake charles la
308 am cdt tue aug 18 2026
coastal waters from the lower atchafalaya river la to high
island tx out 60 nautical miles including sabine and
calcasieu lakes and vermilion and cote blanche bays
seas are provided as a range of the average height of the
highest one third of the waves, along with the occasional
height of the average highest ten percent of the waves.
gmz470-182100-
coastal waters from cameron la to high island tx from 20 to 60 nm-
308 am cdt tue aug 18 2026
.today...southwest winds 5 to 10 knots. seas around 2 feet this
morning, then 1 foot or less. wave detail: south 1 foot at
4 seconds and southeast 1 foot at 8 seconds, becoming southwest
1 foot at 4 seconds and southeast 1 foot at 8 seconds.
.tonight...southwest winds 10 to 15 knots. seas around 2 feet.
wave detail: southwest 2 feet at 3 seconds and southeast 1 foot
at 8 seconds.
.wednesday...southwest winds 10 to 15 knots. seas around 2 feet.
wave detail: southwest 2 feet at 4 seconds and southeast 1 foot
at 7 seconds.
.wednesday night...southwest winds 10 to 15 knots. seas around
2 feet. wave detail: southwest 2 feet at 4 seconds.
.thursday...southwest winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. seas around 2 feet. wave detail:
southwest 2 feet at 4 seconds and southeast 1 foot at 8 seconds.
.thursday night...southwest winds 5 to 10 knots, increasing to
10 to 15 knots after midnight. seas around 2 feet. wave detail:
south 2 feet at 4 seconds and southeast 1 foot at 7 seconds.
.friday...southwest winds 5 to 10 knots. seas around 2 feet.
.friday night...southwest winds 5 to 10 knots, increasing to
10 to 15 knots after midnight. seas around 2 feet.
.saturday...west winds 5 to 10 knots. seas around 2 feet.
.saturday night...southwest winds 5 to 10 knots. seas around
2 feet.
$$
(10/10)
Latest Coastal Waters Forecast by KLCH
Issued 8/18/2026 3:09 AM US/Central.
Valid through 8/18/2026 4:00 PM US/Central.
fzus54 klch 180809
cwflch
expires:202608182100;;926708
coastal waters forecast
national weather service lake charles la
308 am cdt tue aug 18 2026
coastal waters from the lower atchafalaya river la to high
island tx out 60 nautical miles including sabine and
calcasieu lakes and vermilion and cote blanche bays
seas are provided as a range of the average height of the
highest one third of the waves, along with the occasional
height of the average highest ten percent of the waves.
gmz450-182100-
coastal waters from cameron la to high island tx out 20 nm-
308 am cdt tue aug 18 2026
.today...southwest winds 5 to 10 knots. seas around 2 feet. wave
detail: southwest 2 feet at 4 seconds.
.tonight...southwest winds 10 to 15 knots. seas around 2 feet.
wave detail: southwest 2 feet at 3 seconds.
.wednesday...southwest winds 10 to 15 knots. seas around 2 feet.
wave detail: southwest 2 feet at 4 seconds.
.wednesday night...southwest winds 10 to 15 knots. seas around
2 feet. wave detail: southwest 2 feet at 4 seconds.
.thursday...southwest winds 10 to 15 knots. seas around 2 feet.
wave detail: southwest 2 feet at 4 seconds.
.thursday night...southwest winds 10 to 15 knots. seas around
2 feet. wave detail: southwest 2 feet at 4 seconds.
.friday...southwest winds 10 to 15 knots. seas around 2 feet.
.friday night...southwest winds 10 to 15 knots. seas around
2 feet.
.saturday...west winds 10 to 15 knots. seas around 2 feet.
.saturday night...southwest winds 10 to 15 knots. seas around
2 feet.
$$
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