Coastal Waters Forecast
Issued by NWS Brownsville, TX

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FZUS54 KBRO 090906
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
406 AM CDT Tue Apr 9 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.

GMZ100-092215-
406 AM CDT Tue Apr 9 2024

.SYNOPSIS...Southeast winds will increase this morning, becoming
moderate to fresh. Small Craft Advisory conditions are possible
through tonight across all or portions of the coastal waters. A
cold front will arrive early Wednesday, bringing moderate to
strong north winds and supporting adverse marine conditions into
Thursday. Patchy fog may reduce visibility this morning across
portions of the bay and nearshore waters. There is a chance of
thunderstorms late tonight. Marine conditions will improve
Thursday night through Friday night, with increasing winds over
the weekend.

$$

GMZ130-132-135-092215-
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-
406 AM CDT Tue Apr 9 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON...

.TODAY...Southeast winds 15 to 20 knots. Gusts to 30 knots this
morning. Choppy on the bay.
.TONIGHT...Southeast winds 15 to 20 knots becoming southwest 5 to
10 knots after midnight. Choppy on the bay becoming light chop
after midnight. A chance of showers with a slight chance of
thunderstorms after midnight. Some thunderstorms may produce
gusty winds and small hail after midnight.
.WEDNESDAY...Northwest winds 15 to 20 knots increasing to 20 to
25 knots with gusts up to 30 knots in the afternoon. Choppy on
the bay becoming rough in the afternoon.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots with gusts up
to 30 knots. Choppy on the bay.
.THURSDAY...Northwest winds 10 to 15 knots becoming northeast
5 to 10 knots in the afternoon. A moderate chop on the bay
becoming light chop in the afternoon.
.THURSDAY NIGHT...East winds 5 to 10 knots becoming southeast
after midnight. Light chop on the bay.
.FRIDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Light chop on the bay becoming a
moderate chop in the afternoon.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay.
.SATURDAY...Southeast winds 10 to 15 knots increasing to 15 to
20 knots in the afternoon. A moderate chop on the bay becoming
choppy in the afternoon.
.SATURDAY NIGHT...Southeast winds 15 to 20 knots. Choppy on the
bay.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-092215-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
406 AM CDT Tue Apr 9 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON...

.TODAY...Southeast winds 15 to 20 knots. Gusts to 30 knots this
morning. Seas 4 to 6 feet, with occasional seas up to 7 feet.
.TONIGHT...Southeast winds 10 to 15 knots becoming south 5 to
10 knots after midnight. Seas 5 to 7 feet, with occasional seas
up to 8 feet. A chance of showers with a slight chance of
thunderstorms after midnight. Some thunderstorms may produce
gusty winds and small hail after midnight.
.WEDNESDAY...Northwest winds 15 to 20 knots. Gusts to 30 knots in
the afternoon. Seas 5 to 7 feet, with occasional seas up to
8 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots. Seas 5 to
7 feet, with occasional seas up to 8 feet.
.THURSDAY...North winds 15 to 20 knots decreasing to 5 to
10 knots in the afternoon. Seas 4 to 6 feet, with occasional seas
up to 7 feet subsiding to 3 to 4 feet in the afternoon.
.THURSDAY NIGHT...East winds 5 to 10 knots becoming southeast
after midnight. Seas 3 to 4 feet.
.FRIDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Seas 3 to 4 feet.
.FRIDAY NIGHT...Southeast winds around 15 knots. Seas 3 to
4 feet.
.SATURDAY...Southeast winds 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 3 to 4 feet.
.SATURDAY NIGHT...Southeast winds 15 to 20 knots. Seas 4 to
5 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ170-175-092215-
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-
406 AM CDT Tue Apr 9 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.TODAY...Southeast winds 15 to 25 knots decreasing to 10 to
15 knots this afternoon. Seas 6 to 8 feet, with occasional seas
up to 9 feet.
.TONIGHT...Southeast winds 10 to 15 knots becoming south after
midnight. Seas 6 to 8 feet, with occasional seas up to 9 feet. A
chance of showers with a slight chance of thunderstorms after
midnight.
.WEDNESDAY...Northwest winds 15 to 20 knots. Gusts to 30 knots in
the afternoon. Seas 6 to 8 feet, with occasional seas up to
9 feet. A chance of showers with a slight chance of thunderstorms
in the morning.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots becoming north
20 to 25 knots with gusts up to 35 knots after midnight. Seas
6 to 9 feet, with occasional seas up to 11 feet.
.THURSDAY...North winds 20 to 25 knots decreasing to 10 to
15 knots in the afternoon. Seas 6 to 8 feet, with occasional seas
up to 9 feet subsiding to 4 to 6 feet, with occasional seas up to
7 feet in the afternoon.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots becoming
southeast after midnight. Seas 3 to 4 feet.
.FRIDAY...East winds 5 to 10 knots. Seas 3 to 4 feet.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet.
.SATURDAY...Southeast winds around 15 knots. Seas 3 to 4 feet.
.SATURDAY NIGHT...Southeast winds 15 to 20 knots. Seas 4 to
5 feet.

Winds and seas higher in and near thunderstorms.

$$


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