Coastal Waters Forecast
Issued by NWS Brownsville, TX

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FZUS54 KBRO 140544
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
1244 AM CDT Sat Jun 14 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.

GMZ100-141815-
1244 AM CDT Sat Jun 14 2025

.SYNOPSIS...The difference between high pressure across the
eastern Gulf with low pressure over the lee of the Sierra Madre
will maintain moderate winds and seas through Saturday night. The
pressure gradient will weaken Sunday through Tuesday before
increasing a bit again Tuesday night through Wednesday night, with
moderate seas and winds returning. Seas could reach Small Craft
Exercise Caution by Wednesday night. Isolated to scattered mainly
overnight and morning showers and thunderstorms can be expected
Saturday through Tuesday, with additional coverage and intensity
becoming more likely later Wednesday and Wednesday night.

$$

GMZ130-132-135-141815-
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-
1244 AM CDT Sat Jun 14 2025

.TODAY...Southeast winds 10 to 15 knots. A moderate chop on the
bay. A slight chance of showers and thunderstorms early this
morning. A slight chance of showers and thunderstorms this
afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. A moderate chop on the
bay. A slight chance of showers and thunderstorms late in the
evening. A slight chance of showers and thunderstorms early in
the morning.
.SUNDAY...Southeast winds 10 to 15 knots. A moderate chop on the
bay. A chance of showers. A slight chance of thunderstorms late
in the morning. A chance of thunderstorms in the afternoon.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay. A chance of showers with a slight chance of
thunderstorms early in the evening. A slight chance of showers
and thunderstorms after midnight.
.MONDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. A moderate chop on the bay. A chance
of showers and thunderstorms.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay. A chance of showers with a slight chance of
thunderstorms early in the evening. A slight chance of showers
and thunderstorms after midnight.
.TUESDAY...Southeast winds 10 to 15 knots. A moderate chop on the
bay. A slight chance of showers and thunderstorms.
.TUESDAY NIGHT...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. A slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. A moderate
chop on the bay. A slight chance of thunderstorms early in the
evening. A slight chance of showers in the evening, then a chance
of showers with a slight chance of thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-141815-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
1244 AM CDT Sat Jun 14 2025

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

Winds and seas higher in and near thunderstorms.

$$

GMZ170-175-141815-
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-
1244 AM CDT Sat Jun 14 2025

.TODAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 4 feet at 6 seconds. A slight chance of showers
and thunderstorms early this morning. A slight chance of showers
early this afternoon.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers with a
slight chance of thunderstorms late in the evening. A slight
chance of showers and thunderstorms after midnight.
.SUNDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers.
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of
thunderstorms in the evening. A chance of showers. A chance of
thunderstorms after midnight.
.MONDAY...Southeast winds around 10 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of showers. A
chance of thunderstorms until late afternoon, then a slight
chance of thunderstorms late in the afternoon.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 3 feet at 6 seconds. A chance of showers
with a slight chance of thunderstorms early in the evening. A
chance of showers and thunderstorms after midnight.
.TUESDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of thunderstorms in the morning. A chance of showers. A
slight chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
4 feet. A slight chance of showers and thunderstorms early in the
evening. A slight chance of showers and thunderstorms after
midnight.
.WEDNESDAY...Southeast winds around 15 knots. Seas 3 to 5 feet. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to
5 feet. A chance of thunderstorms early in the evening. A chance
of showers. A slight chance of thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$