Coastal Waters Forecast
Issued by NWS Brownsville, TX

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FZUS54 KBRO 210940
CWFBRO

Coastal Waters Forecast
National Weather Service Brownsville TX
340 AM CST Sun Jan 21 2018

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.

GMZ100-212145-
Synopsis for Baffin Bay to Rio Grande out 60 nm-
340 AM CST Sun Jan 21 2018

.SYNOPSIS...Southeast winds will increase today due to the
approach of a weak cold front. The front will move across the
northwest Gulf of Mexico late Tonight with brief northerly flow
in its wake. An onshore flow will return by Tuesday and continue
through late week.

$$

GMZ130-132-135-212145-
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-
340 AM CST Sun Jan 21 2018

...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT FROM 10 AM CST THIS
MORNING THROUGH THIS AFTERNOON...

.TODAY...South winds around 20 knots. Choppy on the bay.
.TONIGHT...South winds 10 to 15 knots becoming southwest 5 to
10 knots after midnight. A moderate chop on the bay subsiding to
a light chop after midnight. Slight chance of rain showers after
midnight.
.MONDAY...North winds 15 to 20 knots. Choppy on the bay. Slight
chance of rain showers in the morning.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. A moderate chop
on the bay.
.TUESDAY...Northeast winds 10 to 15 knots. A moderate chop on the
bay. Slight chance of rain showers in the afternoon.
.TUESDAY NIGHT...East winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. A moderate chop on the bay subsiding to
a light chop after midnight. Slight chance of rain showers.
.WEDNESDAY...Northeast winds 10 to 15 knots. A moderate chop on
the bay. Slight chance of showers.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. A moderate
chop on the bay. Slight chance of showers.
.THURSDAY...East winds 10 to 15 knots. A moderate chop on the
bay. Slight chance of showers.
.THURSDAY NIGHT...East winds 5 to 10 knots. A light chop on the
bay. Slight chance of showers.

$$

GMZ150-155-212145-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
340 AM CST Sun Jan 21 2018

.TODAY...South winds 10 to 15 knots. Seas 3 to 5 feet.
.TONIGHT...South winds 10 to 15 knots becoming southwest 5 to
10 knots after midnight. Seas 3 to 5 feet. Slight chance of
showers through the night.
.MONDAY...North winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. Slight chance of rain showers in
the morning.
.MONDAY NIGHT...Northeast winds 15 to 20 knots diminishing to
10 to 15 knots after midnight. Seas 4 to 6 feet with occasional
seas up to 7 feet.
.TUESDAY...Northeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. Slight chance of rain showers in
the afternoon.
.TUESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of rain showers.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 4 to 6 feet
with occasional seas up to 7 feet. Slight chance of showers.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 4 to
6 feet with occasional seas up to 7 feet. Slight chance of
showers.
.THURSDAY...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. Slight chance of showers.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 5 to 7 feet
with occasional seas up to 8 feet. Slight chance of showers.

$$

GMZ170-175-212145-
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-
340 AM CST Sun Jan 21 2018

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.TODAY...South winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet.
.TONIGHT...South winds 10 to 15 knots shifting southwest after
midnight. Seas 3 to 5 feet. Slight chance of showers after
midnight.
.MONDAY...North winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 8 feet. Chance of rain showers in the
morning.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 5 to 7 feet
with occasional seas up to 8 feet.
.TUESDAY...Northeast winds 15 to 20 knots diminishing to 10 to
15 knots in the afternoon. Seas 5 to 7 feet with occasional seas
up to 8 feet. Slight chance of rain showers in the afternoon.
.TUESDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. Slight chance of rain showers.
.WEDNESDAY...Northeast winds 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 5 to 7 feet with occasional seas
up to 8 feet. Slight chance of showers.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots diminishing to
10 to 15 knots after midnight. Seas 5 to 7 feet with occasional
seas up to 8 feet. Slight chance of showers.
.THURSDAY...East winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 8 feet. Slight chance of showers.
.THURSDAY NIGHT...East winds 10 to 15 knots. Seas 6 to 8 feet
with occasional seas up to 9 feet. Slight chance of showers.

$$



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