Coastal Waters Forecast
Issued by NWS Brownsville, TX

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786
FZUS54 KBRO 170906
CWFBRO

Coastal Waters Forecast
National Weather Service Brownsville TX
406 AM CDT Tue Oct 17 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.

GMZ100-172115-
Synopsis for Baffin Bay to Rio Grande out 60 nm-
406 AM CDT Tue Oct 17 2017

.SYNOPSIS...Marine conditions will begin to improve today as a
lighter onshore flow evolves from a departing surface high
pressure system. Seas may build again over the gulf waters late in
the week due to swells generated by a moderate easterly fetch
across the Gulf of Mexico.

$$

GMZ130-132-135-172115-
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 Oct 17 2017

.TODAY...North winds 10 to 15 knots. A moderate chop on the bay.
.TONIGHT...Northeast winds 5 to 10 knots diminishing to around
5 knots after midnight. A light chop on the bay subsiding to
smooth after midnight.
.WEDNESDAY...Northeast winds around 5 knots becoming east in the
afternoon. Smooth on the bay increasing to a light chop in the
afternoon.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. A light chop on the
bay.
.THURSDAY...Northeast winds 5 to 10 knots becoming east 10 to
15 knots in the afternoon. A light chop on the bay increasing to
a moderate chop in the afternoon. Slight chance of showers and
thunderstorms.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. A light chop on
the bay. Slight chance of showers and thunderstorms.
.FRIDAY...Southeast winds 5 to 10 knots. A light chop on the bay.
Chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. A light chop on
the bay. Slight chance of showers and thunderstorms.
.SATURDAY...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. Slight chance of showers and
thunderstorms.
.SATURDAY NIGHT...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. Slight chance of
showers and thunderstorms.

$$

GMZ150-155-172115-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
406 AM CDT Tue Oct 17 2017

.TODAY...North winds 10 to 15 knots. Seas 3 to 5 feet.
.TONIGHT...Northeast winds 5 to 10 knots. Seas 2 to 4 feet.
.WEDNESDAY...Northeast winds around 5 knots becoming east in the
afternoon. Seas 2 to 4 feet.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet.
.THURSDAY...East winds 5 to 10 knots increasing to 10 to 15 knots
in the afternoon. Seas 2 to 4 feet. Slight chance of showers and
thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
5 feet. Slight chance of showers and thunderstorms.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 3 to 5 feet. Chance
of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.SATURDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Seas 2 to 4 feet. Chance of showers
and thunderstorms.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Slight chance of showers and thunderstorms.

$$

GMZ170-175-172115-
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-
406 AM CDT Tue Oct 17 2017

...Small craft should exercise caution...

.TODAY...North winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet.
.TONIGHT...Northeast winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. Seas 3 to 5 feet.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas 2 to 4 feet.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet.
.THURSDAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Slight
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 5 to
7 feet with occasional seas up to 8 feet. Slight chance of
showers and thunderstorms.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. Chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Chance of showers and thunderstorms.
.SATURDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Seas 2 to 4 feet. Chance of showers
and thunderstorms.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Slight chance of showers and thunderstorms.

$$



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