FZUS54 KBRO 020818
CWFBRO
Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
Issued by National Weather Service Austin/San Antonio TX
318 AM CDT Fri Oct 2 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.
GMZ100-022115-
318 AM CDT Fri Oct 2 2026
.SYNOPSIS...Light to moderate winds and moderate seas are forecast
through the weekend, with winds and seas likely increasing early
next week. Light southeasterly winds are forecast to shift
northeasterly this evening as a cold front moves through the area.
Rain chances remain elevated through early next week, with showers
and thunderstorms likely through the weekend. Small Crafts Should
Exercise Caution or Small Craft Advisories may be needed early
next week.
$$
GMZ130-132-135-022115-
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-
318 AM CDT Fri Oct 2 2026
.TODAY...Southeast winds 5 to 10 knots, becoming east this
afternoon. Light chop on the bay, diminishing to smooth late this
morning, then increasing to light chop this afternoon. A chance
of showers. A slight chance of thunderstorms this afternoon.
.TONIGHT...East winds 5 to 10 knots, becoming northeast early in
the morning. Light chop on the bay, diminishing to smooth early
in the morning. A chance of showers in the evening. A chance of
thunderstorms. Showers likely after midnight.
.SATURDAY...North winds 5 to 10 knots. Light chop on the bay. A
chance of thunderstorms. Showers.
.SATURDAY NIGHT...North winds 5 to 10 knots, increasing to 10 to
15 knots early in the morning. Light chop on the bay, increasing
to a moderate chop early in the morning. Showers with a chance of
thunderstorms.
.SUNDAY...North winds 10 to 15 knots. A moderate chop on the bay.
Showers. A chance of thunderstorms in the morning, then
thunderstorms likely in the afternoon.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. A moderate chop
on the bay. Showers. Thunderstorms likely early in the evening,
then a chance of thunderstorms in the late evening and overnight.
.MONDAY...North winds 15 to 20 knots. Choppy on the bay. Showers
with a chance of thunderstorms.
.MONDAY NIGHT...North winds 10 to 15 knots. A moderate chop on
the bay. A chance of thunderstorms. Showers.
.TUESDAY...North winds 15 to 20 knots. Choppy on the bay. A
chance of thunderstorms. A chance of showers.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight, then becoming north 10 to 15 knots
early in the morning. A moderate chop on the bay, diminishing to
light chop after midnight, then increasing to a moderate chop
early in the morning. A chance of showers and thunderstorms early
in the evening, then a slight chance of showers and thunderstorms
in the late evening and overnight.
Winds and waves higher in and near thunderstorms.
$$
GMZ150-155-022115-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
318 AM CDT Fri Oct 2 2026
.TODAY...Southeast winds 5 to 10 knots, becoming east this
afternoon. Seas 3 to 4 feet. A chance of showers until late
afternoon. A slight chance of thunderstorms this afternoon. A
slight chance of showers late this afternoon.
.TONIGHT...East winds 5 to 10 knots, becoming northeast early in
the morning. Seas 3 to 4 feet. A chance of showers in the
evening. A chance of thunderstorms. Showers after midnight.
.SATURDAY...North winds 5 to 10 knots. Seas 3 to 4 feet. A chance
of thunderstorms. Showers.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Seas 3 to
4 feet. Showers with a chance of thunderstorms.
.SUNDAY...North winds 10 to 15 knots. Seas 3 to 5 feet. Showers.
A chance of thunderstorms in the morning, then thunderstorms
likely in the afternoon.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots, increasing to
15 to 20 knots early in the morning. Seas 4 to 6 feet,
occasionally to 8 feet. Showers with a chance of thunderstorms.
.MONDAY...North winds 15 to 20 knots. Seas 5 to 7 feet,
occasionally to 9 feet. A chance of thunderstorms. Showers.
.MONDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to
10 to 15 knots after midnight, then becoming north 15 to 20 knots
early in the morning. Seas 4 to 6 feet, occasionally to 8 feet.
Showers with a chance of thunderstorms.
.TUESDAY...North winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. A chance of thunderstorms. Showers
likely, mainly in the morning.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
5 feet. A chance of thunderstorms in the evening. A chance of
showers. A slight chance of thunderstorms after midnight.
Winds and seas higher in and near thunderstorms.
$$
GMZ170-175-022115-
Gulf waters from Port Mansfield to the Rio Grande extending from
20 to 60 nm-
Gulf waters from Baffin Bay to Port Mansfield extending from
20 to 60 nm-
318 AM CDT Fri Oct 2 2026
.TODAY...Southeast winds 10 to 15 knots, diminishing to 5 to
10 knots late this morning, then becoming east this afternoon.
Seas 4 to 5 feet. A slight chance of showers early this morning,
then a chance of showers with a slight chance of thunderstorms
this afternoon.
.TONIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet. A chance
of showers in the evening. A chance of thunderstorms. Showers
likely after midnight.
.SATURDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet. A
chance of thunderstorms. Showers.
.SATURDAY NIGHT...Northeast winds around 10 knots, becoming east
after midnight. Seas 3 to 4 feet. A chance of thunderstorms.
Showers.
.SUNDAY...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas 3 to 4 feet. Showers with a
chance of thunderstorms.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Showers with a chance of thunderstorms.
.MONDAY...Northeast winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Showers with a chance of thunderstorms.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 5 to 7 feet,
occasionally to 9 feet, subsiding to 4 to 5 feet after midnight.
Showers with a chance of thunderstorms.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 5 to 7 feet,
occasionally to 9 feet. A chance of thunderstorms. Showers.
.TUESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 4 to
5 feet. Showers likely in the evening. A chance of thunderstorms.
A chance of showers after midnight.
Winds and seas higher in and near thunderstorms.
$$
CWFBRO
Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
Issued by National Weather Service Austin/San Antonio TX
318 AM CDT Fri Oct 2 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.
GMZ100-022115-
318 AM CDT Fri Oct 2 2026
.SYNOPSIS...Light to moderate winds and moderate seas are forecast
through the weekend, with winds and seas likely increasing early
next week. Light southeasterly winds are forecast to shift
northeasterly this evening as a cold front moves through the area.
Rain chances remain elevated through early next week, with showers
and thunderstorms likely through the weekend. Small Crafts Should
Exercise Caution or Small Craft Advisories may be needed early
next week.
$$
GMZ130-132-135-022115-
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-
318 AM CDT Fri Oct 2 2026
.TODAY...Southeast winds 5 to 10 knots, becoming east this
afternoon. Light chop on the bay, diminishing to smooth late this
morning, then increasing to light chop this afternoon. A chance
of showers. A slight chance of thunderstorms this afternoon.
.TONIGHT...East winds 5 to 10 knots, becoming northeast early in
the morning. Light chop on the bay, diminishing to smooth early
in the morning. A chance of showers in the evening. A chance of
thunderstorms. Showers likely after midnight.
.SATURDAY...North winds 5 to 10 knots. Light chop on the bay. A
chance of thunderstorms. Showers.
.SATURDAY NIGHT...North winds 5 to 10 knots, increasing to 10 to
15 knots early in the morning. Light chop on the bay, increasing
to a moderate chop early in the morning. Showers with a chance of
thunderstorms.
.SUNDAY...North winds 10 to 15 knots. A moderate chop on the bay.
Showers. A chance of thunderstorms in the morning, then
thunderstorms likely in the afternoon.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. A moderate chop
on the bay. Showers. Thunderstorms likely early in the evening,
then a chance of thunderstorms in the late evening and overnight.
.MONDAY...North winds 15 to 20 knots. Choppy on the bay. Showers
with a chance of thunderstorms.
.MONDAY NIGHT...North winds 10 to 15 knots. A moderate chop on
the bay. A chance of thunderstorms. Showers.
.TUESDAY...North winds 15 to 20 knots. Choppy on the bay. A
chance of thunderstorms. A chance of showers.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots, diminishing to
5 to 10 knots after midnight, then becoming north 10 to 15 knots
early in the morning. A moderate chop on the bay, diminishing to
light chop after midnight, then increasing to a moderate chop
early in the morning. A chance of showers and thunderstorms early
in the evening, then a slight chance of showers and thunderstorms
in the late evening and overnight.
Winds and waves higher in and near thunderstorms.
$$
GMZ150-155-022115-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
318 AM CDT Fri Oct 2 2026
.TODAY...Southeast winds 5 to 10 knots, becoming east this
afternoon. Seas 3 to 4 feet. A chance of showers until late
afternoon. A slight chance of thunderstorms this afternoon. A
slight chance of showers late this afternoon.
.TONIGHT...East winds 5 to 10 knots, becoming northeast early in
the morning. Seas 3 to 4 feet. A chance of showers in the
evening. A chance of thunderstorms. Showers after midnight.
.SATURDAY...North winds 5 to 10 knots. Seas 3 to 4 feet. A chance
of thunderstorms. Showers.
.SATURDAY NIGHT...Northeast winds 5 to 10 knots. Seas 3 to
4 feet. Showers with a chance of thunderstorms.
.SUNDAY...North winds 10 to 15 knots. Seas 3 to 5 feet. Showers.
A chance of thunderstorms in the morning, then thunderstorms
likely in the afternoon.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots, increasing to
15 to 20 knots early in the morning. Seas 4 to 6 feet,
occasionally to 8 feet. Showers with a chance of thunderstorms.
.MONDAY...North winds 15 to 20 knots. Seas 5 to 7 feet,
occasionally to 9 feet. A chance of thunderstorms. Showers.
.MONDAY NIGHT...Northeast winds 15 to 20 knots, diminishing to
10 to 15 knots after midnight, then becoming north 15 to 20 knots
early in the morning. Seas 4 to 6 feet, occasionally to 8 feet.
Showers with a chance of thunderstorms.
.TUESDAY...North winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. A chance of thunderstorms. Showers
likely, mainly in the morning.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
5 feet. A chance of thunderstorms in the evening. A chance of
showers. A slight chance of thunderstorms after midnight.
Winds and seas higher in and near thunderstorms.
$$
GMZ170-175-022115-
Gulf waters from Port Mansfield to the Rio Grande extending from
20 to 60 nm-
Gulf waters from Baffin Bay to Port Mansfield extending from
20 to 60 nm-
318 AM CDT Fri Oct 2 2026
.TODAY...Southeast winds 10 to 15 knots, diminishing to 5 to
10 knots late this morning, then becoming east this afternoon.
Seas 4 to 5 feet. A slight chance of showers early this morning,
then a chance of showers with a slight chance of thunderstorms
this afternoon.
.TONIGHT...East winds 5 to 10 knots. Seas 3 to 5 feet. A chance
of showers in the evening. A chance of thunderstorms. Showers
likely after midnight.
.SATURDAY...Northeast winds 5 to 10 knots. Seas 3 to 4 feet. A
chance of thunderstorms. Showers.
.SATURDAY NIGHT...Northeast winds around 10 knots, becoming east
after midnight. Seas 3 to 4 feet. A chance of thunderstorms.
Showers.
.SUNDAY...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas 3 to 4 feet. Showers with a
chance of thunderstorms.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Showers with a chance of thunderstorms.
.MONDAY...Northeast winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Showers with a chance of thunderstorms.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 5 to 7 feet,
occasionally to 9 feet, subsiding to 4 to 5 feet after midnight.
Showers with a chance of thunderstorms.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 5 to 7 feet,
occasionally to 9 feet. A chance of thunderstorms. Showers.
.TUESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 4 to
5 feet. Showers likely in the evening. A chance of thunderstorms.
A chance of showers after midnight.
Winds and seas higher in and near thunderstorms.
$$