Coastal Waters Forecast
Issued by NWS Brownsville, TX

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FZUS54 KBRO 161406
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
906 AM CDT Mon Sep 16 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.

GMZ100-170315-
906 AM CDT Mon Sep 16 2024

.SYNOPSIS...Mostly favorable conditions are expected to prevail as
surface high pressure centered over the central to northwest Gulf
of Mexico will produce light to moderate southeasterly winds and
low seas along the Lower Texas Coast for the next several days.
Showers and thunderstorms over the lower Texas coastal waters may
produce briefly higher winds and seas.

$$

GMZ130-132-135-170315-
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-
906 AM CDT Mon Sep 16 2024

.TODAY...East winds 5 to 10 knots. Light chop on the bay. Showers
likely this morning. A chance of thunderstorms. A chance of
showers this afternoon.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Light chop on the bay, diminishing to smooth in the
late evening and overnight. A slight chance of showers and
thunderstorms after midnight.
.TUESDAY...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 morning, then a chance of
thunderstorms in the afternoon.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the
bay. A chance of showers with a slight chance of thunderstorms
early in the evening.
.WEDNESDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots late in the afternoon. Light chop on the bay, increasing
to a moderate chop late in the afternoon. A slight chance of
showers. A slight chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming
around 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.
.THURSDAY...Southeast winds 5 to 10 knots, increasing to 10 to
15 knots late in the afternoon. Light chop on the bay, increasing
to a moderate chop late in the afternoon. A slight chance of
showers and thunderstorms in the afternoon.
.THURSDAY 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.
.FRIDAY...Southeast winds 5 to 10 knots, becoming east late in
the afternoon. Light chop on the bay. A slight chance of showers
and thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the
bay. A slight chance of showers and thunderstorms early in the
evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-170315-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
906 AM CDT Mon Sep 16 2024

.TODAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
Southeast 1 foot at 4 seconds. Showers likely this morning. A
chance of thunderstorms. A chance of showers this afternoon.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
4 seconds. A chance of showers and thunderstorms after midnight.
.TUESDAY...Southeast winds around 5 knots, becoming east in the
afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
4 seconds. A slight chance of thunderstorms. A chance of showers
until late afternoon, then a slight chance of showers late in the
afternoon.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 1 foot at 4 seconds. A slight
chance of showers and thunderstorms early in the evening.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Wave Detail: Southeast 1 foot at 4 seconds. A slight chance of
showers. A slight chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 4 seconds. A slight
chance of showers and thunderstorms early in the evening. A
slight chance of showers and thunderstorms after midnight.
.THURSDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. A slight chance of showers and thunderstorms early in the
evening. A slight chance of showers and thunderstorms after
midnight.
.FRIDAY...Southeast winds 5 to 10 knots, becoming east late in
the afternoon. Seas 2 to 3 feet. A slight chance of
thunderstorms.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. A slight chance of showers and thunderstorms early in the
evening. A slight chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ170-175-170315-
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-
906 AM CDT Mon Sep 16 2024

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

Winds and seas higher in and near thunderstorms.

$$