424
FZUS54 KBRO 300215
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
915 PM CDT Sun Sep 29 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.

GMZ100-301515-
915 PM CDT Sun Sep 29 2024

.SYNOPSIS...A weak pressure gradient over the Western Gulf will
maintain favorable conditions with gentle to light winds and low
seas through Tuesday. Mid to late week, a weak tropical wave in
the Western Gulf may increase winds and elevate seas. The chance
of rain increases Wednesday into the weekend.

$$

GMZ130-132-135-301515-
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-
915 PM CDT Sun Sep 29 2024

.REST OF TONIGHT...Southeast winds around 5 knots, becoming south
early this morning. Smooth on the bay.
.MONDAY...West winds around 5 knots, becoming northwest late in
the morning, then becoming northeast early in the afternoon,
becoming east late in the afternoon. Smooth on the bay,
increasing to light chop late in the afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots, becoming southeast
after midnight. Light chop on the bay.
.TUESDAY...Northeast 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.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots, becoming east
5 to 10 knots in the late evening and early morning, then
becoming northeast early in the morning. A moderate chop on the
bay, diminishing to light chop in the late evening and overnight.
.WEDNESDAY...North winds 5 to 10 knots, becoming northeast 10 to
15 knots in the afternoon. A moderate chop on the bay. A chance
of showers. A slight chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Light chop on
the bay. A chance of showers early in the evening. A slight
chance of thunderstorms in the evening. A slight chance of
showers in the late evening and overnight.
.THURSDAY...North winds 5 to 10 knots, becoming northeast 10 to
15 knots in the afternoon. A moderate chop on the bay. A chance
of showers. A slight chance of thunderstorms in the afternoon.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Light chop on
the bay. A chance of showers with a slight chance of
thunderstorms.
.FRIDAY...Northeast winds 10 to 15 knots. A moderate chop on the
bay. Showers likely. A slight chance of thunderstorms in the
morning, then a chance of thunderstorms in the afternoon.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. A moderate chop
on the bay. Showers likely in the evening. A chance of
thunderstorms. A chance of showers after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-301515-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
915 PM CDT Sun Sep 29 2024

.REST OF TONIGHT...Southeast winds around 5 knots, becoming south
early this morning. Seas 1 to 2 feet. Wave Detail: Northeast
1 foot at 3 seconds and east 1 foot at 7 seconds.
.MONDAY...West winds around 5 knots, becoming northeast late in
the afternoon. Seas 1 to 2 feet. Wave Detail: Northeast 1 foot at
3 seconds and east 1 foot at 7 seconds.
.MONDAY NIGHT...East winds 5 to 10 knots, becoming southeast
after midnight. Seas 1 to 2 feet. Wave Detail: East 1 foot at
3 seconds.
.TUESDAY...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas 1 to 2 feet. Wave Detail:
Northeast 2 feet at 3 seconds.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots, becoming east
5 to 10 knots after midnight, then becoming northeast early in
the morning. Seas 2 to 3 feet. Wave Detail: East 2 feet at
4 seconds. A slight chance of showers after midnight.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: East 3 feet at 6 seconds. A slight chance of
thunderstorms. Showers likely, mainly in the morning.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
4 feet. A chance of showers with a slight chance of
thunderstorms.
.THURSDAY...Northeast winds around 10 knots. Seas 3 to 4 feet. A
chance of showers. A slight chance of thunderstorms in the
afternoon.
.THURSDAY NIGHT...Northeast winds around 10 knots. Seas 3 to
4 feet. A slight chance of thunderstorms. A chance of showers
until early morning, then showers likely early in the morning.
.FRIDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet.
Showers likely. A slight chance of thunderstorms in the morning,
then a chance of thunderstorms in the afternoon.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Showers likely with a chance of thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ170-175-301515-
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-
915 PM CDT Sun Sep 29 2024

.REST OF TONIGHT...East winds around 5 knots, becoming south
early this morning. Seas 1 to 2 feet. Wave Detail: Northeast
1 foot at 4 seconds and east 1 foot at 7 seconds.
.MONDAY...Southwest winds around 5 knots, becoming north around
5 knots in the afternoon, then becoming northeast around 5 knots
late in the afternoon. Seas 1 to 2 feet. Wave Detail: Northeast
1 foot at 3 seconds and east 1 foot at 7 seconds.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Northeast 1 foot at 3 seconds.
.TUESDAY...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail:
Northeast 2 feet at 4 seconds. A slight chance of showers in the
afternoon.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Northeast 3 feet at 5 seconds. A slight
chance of showers after midnight.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Wave Detail: East 4 feet at 6 seconds. Showers likely with a
slight chance of thunderstorms.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
4 feet. A slight chance of thunderstorms until early morning. A
chance of showers.
.THURSDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet.
Showers likely with a slight chance of thunderstorms.
.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to
4 feet. Showers likely with a slight chance of thunderstorms.
.FRIDAY...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. A
chance of thunderstorms. Showers.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Showers likely with a chance of thunderstorms.

Winds and seas higher in and near thunderstorms.

$$