981
FZUS54 KBRO 241725
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
1225 PM CDT Thu Jul 24 2025

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.

GMZ100-250615-
1225 PM CDT Thu Jul 24 2025

.SYNOPSIS...High pressure at the surface will produce generally
light to moderate winds and low to moderate seas along the Lower
Texas Coast through the week. A coastal trough is moving westward
towards the Upper Texas Coast, which could bring showers and
thunderstorms to the coastal waters through the weekend.

$$

GMZ130-132-135-250615-
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-
1225 PM CDT Thu Jul 24 2025

.TONIGHT...Southeast winds 10 to 15 knots, becoming south 5 to
10 knots after midnight. Light chop on the bay.
.FRIDAY...South winds around 5 knots, becoming southeast in the
afternoon. Smooth on the bay, increasing to light chop in the
afternoon. A slight chance of showers and thunderstorms late in
the morning. A chance of showers and thunderstorms in the
afternoon.
.FRIDAY NIGHT...Southeast winds around 10 knots, becoming south
early in the morning. Light chop on the bay. A chance of showers.
A slight chance of thunderstorms early in the evening. A slight
chance of thunderstorms after midnight.
.SATURDAY...Southeast winds 10 to 15 knots. A moderate chop on
the bay. A slight chance of thunderstorms. A chance of showers
until late afternoon, then a slight chance of showers late in the
afternoon.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay. A slight chance of showers and thunderstorms early in
the evening.
.SUNDAY...Southeast winds 10 to 15 knots. A moderate chop on the
bay. A chance of showers and thunderstorms.
.SUNDAY 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 slight chance
of showers and thunderstorms early in the evening.
.MONDAY...Southeast winds 5 to 10 knots. Light chop on the bay.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the
bay.
.TUESDAY...Southeast winds around 5 knots, becoming east in the
afternoon. Light chop on the bay.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Light chop on the bay.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-250615-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
1225 PM CDT Thu Jul 24 2025

.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at
6 seconds.
.FRIDAY...South winds 5 to 10 knots, becoming southeast in the
afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at
5 seconds. A slight chance of thunderstorms. A slight chance of
showers early in the morning, then a chance of showers in the
afternoon.
.FRIDAY NIGHT...Southeast winds around 10 knots, becoming south
early in the morning. Seas 2 to 3 feet. Wave Detail: Southeast
2 feet at 5 seconds. A chance of showers. A slight chance of
thunderstorms early in the evening. A slight chance of
thunderstorms after midnight.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of
thunderstorms. A chance of showers until late afternoon, then a
slight chance of showers late in the afternoon.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight
chance of showers early in the evening. A slight chance of
showers after midnight. A slight chance of thunderstorms early in
the morning.
.SUNDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southeast winds around 10 knots. Seas 3 to
4 feet. A chance of showers with a slight chance of thunderstorms
early in the evening.
.MONDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet.
.TUESDAY...Southeast winds around 5 knots, becoming east in the
afternoon. Seas 2 to 3 feet.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ170-175-250615-
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-
1225 PM CDT Thu Jul 24 2025

.TONIGHT...Southeast winds 5 to 10 knots, becoming south early
this morning. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
6 seconds. A slight chance of showers and thunderstorms early
this morning.
.FRIDAY...Southwest winds 5 to 10 knots, becoming southeast late
in the afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot
at 5 seconds. A chance of showers. A chance of thunderstorms
until late afternoon, then a slight chance of thunderstorms late
in the afternoon.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
10 to 15 knots after midnight. Seas 2 to 3 feet. Wave Detail:
Southeast 2 feet at 4 seconds. A chance of showers.
.SATURDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers and
thunderstorms until late afternoon, then a slight chance of
showers and thunderstorms late in the afternoon.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight
chance of showers early in the evening. A slight chance of
showers after midnight. A slight chance of thunderstorms early in
the morning.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers and
thunderstorms.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
A chance of showers with a slight chance of thunderstorms early
in the evening.
.MONDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet.
.TUESDAY...Southeast winds around 5 knots, becoming east in the
afternoon. Seas 2 to 3 feet.
.TUESDAY NIGHT...East winds around 5 knots, becoming south after
midnight. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$