821
FZUS54 KBRO 220232
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
932 PM CDT Sat Sep 21 2024

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.

GMZ100-221530-
932 PM CDT Sat Sep 21 2024

.SYNOPSIS...Broad high pressure across the Gulf will continue to
provide light to occasionally moderate east to southeast winds
and low to moderate seas into midweek. Low pressure builds across
Texas into late week with an approaching frontal boundary.
Isolated showers and thunderstorms will be possible and could
result in briefly elevated winds and seas. National Hurricane
Center continues to monitor a potential area of disturbed weather
over the Northwest Caribbean Sea. Marine interests across the Gulf
of Mexico should continue to monitor the latest forecast for
potential tropical development over the weekend and through the
middle part of next week.

$$

GMZ130-132-135-221530-
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-
932 PM CDT Sat Sep 21 2024

.REST OF TONIGHT...Southeast winds 10 to 15 knots. A moderate
chop on the bay.
.SUNDAY...Southeast winds 5 to 10 knots. Light chop on the bay.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the
bay.
.MONDAY...Southeast winds around 5 knots, becoming east in the
afternoon. Light chop on the bay. A chance of showers. A slight
chance of thunderstorms in the afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots, becoming southeast
early in the morning. Light chop on the bay, diminishing to
smooth early in the morning. A slight chance of thunderstorms.
.TUESDAY...East winds around 5 knots, becoming 5 to 10 knots in
the afternoon. Light chop on the bay. A chance of showers. A
slight chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Light chop on the bay.
A chance of showers and thunderstorms early in the evening. A
slight chance of showers and thunderstorms late in the evening,
then a chance of showers and thunderstorms after midnight.
.WEDNESDAY...Northeast winds 5 to 10 knots. Light chop on the
bay. A chance of thunderstorms. A chance of showers in the
morning, then showers likely in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots, becoming north
early in the morning. Light chop on the bay. Showers likely in
the evening. A chance of thunderstorms. A chance of showers after
midnight.
.THURSDAY...North 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.
.THURSDAY NIGHT...North winds 10 to 15 knots. A moderate chop on
the bay. A slight chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-221530-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
932 PM CDT Sat Sep 21 2024

.REST OF TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 5 seconds.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds. A slight chance of
showers after midnight.
.MONDAY...Southeast winds 5 to 10 knots, becoming east in the
afternoon. Seas 2 to 3 feet. Wave Detail: East 2 feet at
5 seconds. A chance of showers. A slight chance of thunderstorms
in the afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots, becoming southeast
early in the morning. Seas 2 to 3 feet. Wave Detail: East 2 feet
at 5 seconds. A slight chance of thunderstorms.
.TUESDAY...East winds around 5 knots, becoming 5 to 10 knots in
the afternoon. Seas 2 to 3 feet. Wave Detail: East 2 feet at
5 seconds. Showers likely. A slight chance of thunderstorms in
the morning, then a chance of thunderstorms in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet.
Showers likely with a chance of thunderstorms early in the
evening, then a slight chance of showers and thunderstorms late
in the evening. A chance of showers and thunderstorms after
midnight.
.WEDNESDAY...Northeast winds 5 to 10 knots, becoming around
10 knots in the afternoon. Seas 2 to 3 feet. Showers likely with
a chance of thunderstorms.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to
4 feet. A chance of showers. A chance of thunderstorms until
early morning, then a slight chance of thunderstorms early in the
morning.
.THURSDAY...North winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of showers. A slight chance of thunderstorms early in the
morning, then a chance of thunderstorms in the afternoon.
.THURSDAY NIGHT...North winds 10 to 15 knots. Seas 4 to 6 feet,
occasionally to 8 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.

Winds and seas higher in and near thunderstorms.

$$

GMZ170-175-221530-
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-
932 PM CDT Sat Sep 21 2024

.REST OF TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: East 3 feet at 4 seconds.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds.
.SUNDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: East 2 feet at 5 seconds. A slight chance of
showers. A slight chance of thunderstorms early in the evening. A
slight chance of thunderstorms after midnight.
.MONDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 5 seconds. A chance of showers with a
slight chance of thunderstorms.
.MONDAY NIGHT...East winds around 10 knots, becoming southeast
early in the morning. Seas 2 to 3 feet. Wave Detail: East 2 feet
at 5 seconds. A slight chance of thunderstorms in the evening. A
chance of showers. A chance of thunderstorms after midnight.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 5 seconds. Showers likely. A slight chance
of thunderstorms early in the morning, then a chance of
thunderstorms in the afternoon.
.TUESDAY NIGHT...East winds around 10 knots. Seas 2 to 3 feet.
Showers likely with a chance of thunderstorms in the evening,
then a chance of showers with a slight chance of thunderstorms
after midnight.
.WEDNESDAY...Northeast winds around 10 knots, becoming 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Showers likely with
a chance of thunderstorms.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
4 feet. A chance of thunderstorms. Showers likely early in the
evening, then a chance of showers in the late evening and
overnight.
.THURSDAY...North winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. A chance of showers and thunderstorms.
.THURSDAY NIGHT...North winds 15 to 20 knots. Seas 5 to 7 feet,
occasionally to 9 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.

$$