Coastal Waters Forecast
Issued by NWS Brownsville, TX

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FZUS54 KBRO 201520
CWFBRO

Coastal Waters Forecast
National Weather Service Brownsville TX
1020 AM CDT Thu Jul 20 2017

Lower Texas coastal waters from Baffin Bay to the mouth of the
Rio Grande out to 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.

GMZ100-202130-
Synopsis for Baffin Bay to Rio Grande out 60 nm-
1020 AM CDT Thu Jul 20 2017

.SYNOPSIS...Surface high pressure over the Gulf will support
light to moderate southeast to south winds and low to moderate
seas. Slightly stronger winds and slightly higher seas will
develop Sunday night into Monday.

$$

GMZ130-132-135-202130-
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-
1020 AM CDT Thu Jul 20 2017

.REST OF TODAY...Southeast winds 5 to 10 knots increasing to
10 to 15 knots in the afternoon. A light chop on the bay
increasing to a moderate chop in the afternoon. Isolated showers
and thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots becoming south 5 to
10 knots after midnight. A moderate chop on the bay subsiding to
a light chop after midnight.
.FRIDAY...South winds 5 to 10 knots becoming southeast 10 to
15 knots in the afternoon. A light chop on the bay increasing to
a moderate chop in the afternoon.
.FRIDAY NIGHT...South winds 10 to 15 knots. A moderate chop on
the bay.
.SATURDAY...Southeast winds 10 to 15 knots. A moderate chop on
the bay.
.SATURDAY NIGHT...South winds 10 to 15 knots. A moderate chop on
the bay.
.SUNDAY...South winds 10 to 15 knots becoming southeast 15 to
20 knots in the afternoon. A moderate chop on the bay increasing
to choppy in the afternoon.
.SUNDAY NIGHT...Southeast winds 15 to 20 knots diminishing to
10 to 15 knots after midnight. Choppy on the bay subsiding to a
moderate chop after midnight.
.MONDAY...Southeast winds 10 to 15 knots. A moderate chop on the
bay.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay.

$$

GMZ150-155-202130-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
1020 AM CDT Thu Jul 20 2017

.REST OF TODAY...Southeast winds 5 to 10 knots increasing to
10 to 15 knots in the afternoon. Seas 2 to 3 feet. Isolated
showers and thunderstorms.
.TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.FRIDAY...South winds 5 to 10 knots becoming southeast 10 to
15 knots in the afternoon. Seas 2 to 3 feet.
.FRIDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY NIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots after midnight. Seas 2 to 3 feet.
.SUNDAY...South winds 10 to 15 knots becoming southeast 15 to
20 knots in the afternoon. Seas 2 to 4 feet with occasional seas
up to 5 feet.
.SUNDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to 5 feet
with occasional seas up to 7 feet.
.MONDAY...Southeast winds 15 to 20 knots diminishing to 10 to
15 knots in the afternoon. Seas 3 to 5 feet with occasional seas
up to 7 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. Slight chance of showers and
thunderstorms.

$$

GMZ170-175-202130-
Waters from Port Mansfield to the Rio Grande extending from 20 to
60 nm-
Waters from Baffin Bay to Port Mansfield extending from 20 to
60 nm-
1020 AM CDT Thu Jul 20 2017

.REST OF TODAY...South winds around 5 knots becoming southeast in
the afternoon. Seas 2 to 3 feet. Isolated showers and
thunderstorms.
.TONIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet.
.FRIDAY...South winds 5 to 10 knots becoming southeast 10 to
15 knots in the afternoon. Seas 2 to 3 feet.
.FRIDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY...South winds 10 to 15 knots. Seas 2 to 3 feet.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet.
.SUNDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to 5 feet
with occasional seas up to 7 feet.
.MONDAY...Southeast winds 15 to 20 knots diminishing to 10 to
15 knots in the afternoon. Seas 4 to 6 feet with occasional seas
up to 8 feet.
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet
with occasional seas up to 7 feet. Slight chance of showers and
thunderstorms.

$$



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