Coastal Waters Forecast
Issued by NWS Corpus Christi, TX

Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
FZUS54 KCRP 210847
CWFCRP

Coastal Waters Forecast
National Weather Service Corpus Christi TX
347 AM CDT Fri Jul 21 2017

Middle Texas coastal waters from Baffin Bay to Matagorda ship channel
out to 60 nautical miles.

Seas are provided as a range of the average height of the highest 1/3
of the waves...along with occasional height of the average highest
10 percent of the waves.

GMZ200-212200-
347 AM CDT Fri Jul 21 2017

.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
A weak to moderate onshore flow, along with isolated showers and
thunderstorms, are expected Today. Generally moderate onshore
flow expected Saturday. An upper level trough of low pressure
approaching from the east will increase the chance for showers
and thunderstorms Saturday. Onshore winds may approach advisory
levels on Sunday, then slightly weaker winds are expected for the
early to middle part of next week. Seas will gradually build in
response to the stronger winds the first part of next week then
decrease by mid week. Isolated thunderstorms are possible Sunday.
Isolated to scattered thunderstorms will be possible Tuesday.

$$

GMZ235-212200-
Bays and Waterways from Port Aransas to Port O`Connor-
347 AM CDT Fri Jul 21 2017

.TODAY...Southeast wind 5 to 10 knots increasing to 10 to
15 knots late. Bays slightly choppy to occasionally choppy. A
slight chance of showers. A slight chance of thunderstorms in the
afternoon.
.TONIGHT...South wind 10 to 15 knots. Bays slightly choppy to
occasionally choppy. A slight chance of showers after midnight.
.SATURDAY...South wind 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Bays choppy. A chance of thunderstorms
in the morning. A slight chance of showers. A slight chance of
thunderstorms in the afternoon.
.SATURDAY NIGHT...South wind 15 to 20 knots decreasing to 10 to
15 knots after midnight. Bays choppy. A slight chance of showers
and thunderstorms.
.SUNDAY...South wind 10 to 15 knots. Bays slightly choppy to
occasionally choppy. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...South wind 10 to 15 knots. Bays slightly choppy
to occasionally choppy.
.MONDAY...South wind 10 to 15 knots. Bays slightly choppy to
occasionally choppy.
.MONDAY NIGHT...Southeast wind 10 to 15 knots. Bays slightly
choppy to occasionally choppy.
.TUESDAY...Southeast wind 10 to 15 knots. Bays slightly choppy to
occasionally choppy. A slight chance of showers and
thunderstorms.
.TUESDAY NIGHT...Southeast wind 10 to 15 knots. Bays slightly
choppy to occasionally choppy. A slight chance of showers and
thunderstorms.

$$

GMZ230-212200-
Bays and Waterways from Baffin Bay to Port Aransas-
347 AM CDT Fri Jul 21 2017

.TODAY...South wind 5 to 10 knots becoming southeast 10 to
15 knots in the afternoon. Bays slightly choppy to occasionally
choppy. A slight chance of showers. A slight chance of
thunderstorms in the afternoon.
.TONIGHT...South wind 10 to 15 knots. Bays slightly choppy to
occasionally choppy. A slight chance of showers after midnight.
.SATURDAY...South wind 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Bays choppy. A slight chance of
showers. A slight chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...Southeast wind 15 to 20 knots becoming south
10 to 15 knots after midnight. Bays choppy.
.SUNDAY...South wind 10 to 15 knots increasing to 15 to 20 knots
in the afternoon. Bays choppy.
.SUNDAY NIGHT...Southeast wind 15 to 20 knots becoming south
10 to 15 knots after midnight. Bays choppy.
.MONDAY...South wind 10 to 15 knots becoming southeast 15 to
20 knots in the afternoon. Bays choppy.
.MONDAY NIGHT...Southeast wind 15 to 20 knots decreasing to 10 to
15 knots after midnight. Bays choppy.
.TUESDAY...Southeast wind 10 to 15 knots. Bays slightly choppy to
occasionally choppy. A chance of showers and thunderstorms.
.TUESDAY NIGHT...Southeast wind 10 to 15 knots. Bays slightly
choppy to occasionally choppy. A slight chance of showers and
thunderstorms.

$$

GMZ255-212200-
Coastal waters from Port Aransas to Matagorda Ship Channel out
20 NM-
347 AM CDT Fri Jul 21 2017

.TODAY...South wind 5 to 10 knots shifting southeast early in the
afternoon, then increasing to 10 to 15 knots late. Seas 2 feet. A
slight chance of showers. A slight chance of thunderstorms in the
afternoon.
.TONIGHT...Southeast wind 10 to 15 knots shifting south after
midnight. Seas 2 to 3 feet. A slight chance of showers and
thunderstorms after midnight.
.SATURDAY...South wind 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet. A chance of showers
and thunderstorms.
.SATURDAY NIGHT...South wind 15 to 20 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. A slight chance of showers and
thunderstorms.
.SUNDAY...South wind around 15 knots. Seas 4 to 5 feet with
occasional seas up to 6 feet. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...South wind 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet.
.MONDAY...South wind 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet.
.MONDAY NIGHT...Southeast wind around 15 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet.
.TUESDAY...Southeast wind 10 to 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...South wind 10 to 15 knots. Seas 2 to 4 feet with
occasional seas up to 5 feet. A slight chance of showers and
thunderstorms.

$$

GMZ250-212200-
Coastal waters from Baffin Bay to Port Aransas out 20 NM-
347 AM CDT Fri Jul 21 2017

.TODAY...South wind 5 to 10 knots shifting southeast early in the
afternoon, then increasing to 10 to 15 knots late. Seas 2 feet. A
slight chance of showers. A slight chance of thunderstorms in the
afternoon.
.TONIGHT...South wind 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers and thunderstorms after midnight.
.SATURDAY...South wind 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet. A slight chance of
showers. A slight chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...South wind 15 to 20 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet.
.SUNDAY...South wind 15 to 20 knots. Seas 4 to 5 feet with
occasional seas up to 6 feet. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...South wind 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet.
.MONDAY...Southeast wind 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet.
.MONDAY NIGHT...Southeast wind 15 to 20 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet.
.TUESDAY...Southeast wind around 15 knots. Seas 3 to 5 feet with
occasional seas up to 6 feet. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...Southeast wind 10 to 15 knots. Seas 3 to 4 feet
with occasional seas up to 5 feet. A slight chance of showers and
thunderstorms.

$$

GMZ275-212200-
Waters from Port Aransas to Matagorda Ship Channel from 20 to
60 NM-
347 AM CDT Fri Jul 21 2017

.TODAY...South wind 5 to 10 knots shifting southeast in the
afternoon. Seas 2 feet. A slight chance of showers. A slight
chance of thunderstorms in the afternoon.
.TONIGHT...South wind 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers and thunderstorms after midnight.
.SATURDAY...South wind 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet. A chance of showers
and thunderstorms.
.SATURDAY NIGHT...South wind 15 to 20 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. A slight chance of showers and
thunderstorms.
.SUNDAY...South wind around 15 knots. Seas 4 to 5 feet with
occasional seas up to 6 feet. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...South wind 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet.
.MONDAY...South wind 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet.
.MONDAY NIGHT...Southeast wind around 15 knots. Seas 4 to 5 feet
with occasional seas up to 6 feet.
.TUESDAY...Southeast wind 10 to 15 knots. Seas 4 to 5 feet with
occasional seas up to 6 feet. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...Southeast wind 10 to 15 knots. Seas 3 to 4 feet
with occasional seas up to 5 feet. A slight chance of showers and
thunderstorms.

$$

GMZ270-212200-
Waters from Baffin Bay to Port Aransas from 20 to 60 NM-
347 AM CDT Fri Jul 21 2017

.TODAY...South wind 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers. A slight chance of thunderstorms in the
afternoon.
.TONIGHT...South wind 10 to 15 knots. Seas 2 to 3 feet. A slight
chance of showers and thunderstorms after midnight.
.SATURDAY...South wind 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet. A chance of
thunderstorms in the morning. A slight chance of showers. A
slight chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...South wind 15 to 20 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet.
.SUNDAY...South wind 15 to 20 knots. Seas 4 to 5 feet with
occasional seas up to 6 feet. A slight chance of showers and
thunderstorms.
.SUNDAY NIGHT...South wind 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet.
.MONDAY...Southeast wind 15 to 20 knots. Seas 5 to 6 feet with
occasional seas up to 8 feet.
.MONDAY NIGHT...Southeast wind 15 to 20 knots. Seas 5 to 6 feet
with occasional seas up to 8 feet.
.TUESDAY...Southeast wind around 15 knots. Seas 4 to 5 feet with
occasional seas up to 6 feet. A chance of showers and
thunderstorms.
.TUESDAY NIGHT...Southeast wind 10 to 15 knots. Seas 3 to 4 feet
with occasional seas up to 5 feet. A slight chance of showers and
thunderstorms.

$$

87/81



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.