Coastal Waters Forecast
Issued by NWS Corpus Christi, TX

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FZUS54 KCRP 171524
CWFCRP

Coastal Waters Forecast
National Weather Service Corpus Christi TX
924 AM CST Sun Dec 17 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.

GMZ200-180415-
924 AM CST Sun Dec 17 2017

.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...
Light north wind this morning will gradually become onshore this
afternoon. Another coastal trough is expected develop tonight
through Monday, and trigger isolated to scattered showers.
A weak to moderate south flow will develop Monday night ahead of
an upper level disturbance. This upper system will contribute to
scattered showers and isolated thunderstorms late Monday night and
on Tuesday. Offshore flow and drier conditions are expected
Wednesday as the upper disturbance moves east. Weak to moderate
onshore flow will return Thursday as a strong upper level
disturbance moves southeastward across the Rockies. Isolated
showers are anticipated for Thursday night.

$$

GMZ235-180415-
Bays and Waterways from Port Aransas to Port O`Connor-
924 AM CST Sun Dec 17 2017

.REST OF TODAY...Northeast wind around 5 knots shifting east in
the afternoon. Bays smooth. Patchy fog late in the morning.
.TONIGHT...East wind 5 to 10 knots shifting northeast after
midnight. Bays smooth to slightly choppy. A slight chance of
showers in the evening, then a chance of showers after midnight.
.MONDAY...Northeast wind 5 to 10 knots shifting east in the
afternoon. Bays smooth. A chance of showers and a slight chance
of thunderstorms.
.MONDAY NIGHT...Southeast wind 5 to 10 knots. Bays smooth. A
slight chance of showers in the evening, then scattered showers
and isolated thunderstorms after midnight.
.TUESDAY...South wind 5 to 10 knots. Bays smooth. Scattered
showers and isolated thunderstorms.
.TUESDAY NIGHT...West wind around 5 knots shifting northwest
after midnight. Bays smooth. A slight chance of showers and
thunderstorms in the evening.
.WEDNESDAY...Northwest wind around 5 knots shifting west in the
afternoon. Bays smooth.
.WEDNESDAY NIGHT...South wind 5 to 10 knots. Bays smooth.
.THURSDAY...South wind 5 to 10 knots increasing to 10 to 15 knots
in the afternoon. Bays slightly choppy to occasionally choppy.
.THURSDAY NIGHT...South wind 10 to 15 knots. Bays slightly choppy
to occasionally choppy. A slight chance of showers.

$$

GMZ230-180415-
Bays and Waterways from Baffin Bay to Port Aransas-
924 AM CST Sun Dec 17 2017

.REST OF TODAY...North wind around 5 knots shifting east in the
afternoon. Bays smooth. Patchy fog late in the morning.
.TONIGHT...East wind 5 to 10 knots. Bays smooth to slightly
choppy. A slight chance of showers in the evening, then a chance
of showers after midnight.
.MONDAY...Northeast wind 5 to 10 knots shifting southeast in the
afternoon. Bays smooth. A chance of showers and a slight chance
of thunderstorms.
.MONDAY NIGHT...Southeast wind 5 to 10 knots. Bays smooth. A
slight chance of showers in the evening, then scattered showers
and isolated thunderstorms after midnight.
.TUESDAY...South wind 5 to 10 knots. Bays smooth. Scattered
showers and isolated thunderstorms.
.TUESDAY NIGHT...West wind up to 5 knots shifting northwest
around 5 knots after midnight. Bays smooth.
.WEDNESDAY...Northwest wind around 5 knots. Bays smooth.
.WEDNESDAY NIGHT...South wind 5 to 10 knots. Bays smooth.
.THURSDAY...South wind 10 to 15 knots. Bays slightly choppy to
occasionally choppy.
.THURSDAY NIGHT...South wind 10 to 15 knots. Bays slightly choppy
to occasionally choppy. A slight chance of showers.

$$

GMZ255-180415-
Coastal waters from Port Aransas to Matagorda Ship Channel out
20 NM-
924 AM CST Sun Dec 17 2017

.REST OF TODAY...North wind 5 to 10 knots shifting east in the
afternoon. Seas 2 to 4 feet with occasional seas up to 5 feet.
.TONIGHT...East wind 5 to 10 knots. Seas 2 to 3 feet. A slight
chance of showers in the evening, then a chance of showers after
midnight.
.MONDAY...East wind 5 to 10 knots shifting southeast in the
afternoon. Seas 2 to 4 feet with occasional seas up to 5 feet. A
chance of showers and a slight chance of thunderstorms.
.MONDAY NIGHT...Southeast wind 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers in the evening, then scattered showers
and isolated thunderstorms after midnight.
.TUESDAY...South wind 10 to 15 knots decreasing to 5 to 10 knots
in the afternoon. Seas 2 to 4 feet with occasional seas up to
5 feet. Scattered showers and isolated thunderstorms.
.TUESDAY NIGHT...Southwest wind 5 to 10 knots shifting northwest
after midnight. Seas 2 to 4 feet with occasional seas up to
5 feet. A slight chance of showers and thunderstorms in the
evening.
.WEDNESDAY...Northwest wind 5 to 10 knots shifting west in the
afternoon. Seas 2 to 3 feet.
.WEDNESDAY NIGHT...South wind 5 to 10 knots. Seas 2 feet.
.THURSDAY...South wind 10 to 15 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...South wind around 15 knots. Seas 2 to 4 feet
with occasional seas up to 5 feet. A slight chance of showers.

$$

GMZ250-180415-
Coastal waters from Baffin Bay to Port Aransas out 20 NM-
924 AM CST Sun Dec 17 2017

.REST OF TODAY...North wind around 5 knots shifting northeast in
the afternoon. Seas 3 to 4 feet with occasional seas up to
5 feet. Patchy fog late in the morning.
.TONIGHT...East wind 5 to 10 knots. Seas 2 to 3 feet. A slight
chance of showers in the evening, then a chance of showers after
midnight.
.MONDAY...East wind 5 to 10 knots shifting southeast in the
afternoon. Seas 2 to 3 feet. A chance of showers and a slight
chance of thunderstorms.
.MONDAY NIGHT...Southeast wind 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers in the evening, then scattered showers
and isolated thunderstorms after midnight.
.TUESDAY...South wind 5 to 10 knots. Seas 3 to 4 feet with
occasional seas up to 5 feet. Scattered showers in the morning.
Isolated thunderstorms. Isolated showers in the afternoon.
.TUESDAY NIGHT...Southwest wind around 5 knots shifting north
after midnight. Seas 2 to 4 feet with occasional seas up to
5 feet.
.WEDNESDAY...Northwest wind 5 to 10 knots shifting north in the
afternoon. Seas 2 to 3 feet.
.WEDNESDAY NIGHT...Southeast wind 5 to 10 knots. Seas 2 to
3 feet.
.THURSDAY...South wind 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet.
.THURSDAY NIGHT...South wind 15 to 20 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. A slight chance of showers.

$$

GMZ270-275-180415-
Waters from Baffin Bay to Port Aransas from 20 to 60 NM-
Waters from Port Aransas to Matagorda Ship Channel from 20 to
60 NM-
924 AM CST Sun Dec 17 2017

.REST OF TODAY...North wind 5 to 10 knots shifting northeast in
the afternoon. Seas 3 to 4 feet with occasional seas up to
5 feet.
.TONIGHT...East wind 10 to 15 knots. Seas 3 to 4 feet with
occasional seas up to 5 feet. A slight chance of showers in the
evening, then a chance of showers after midnight.
.MONDAY...Southeast wind 10 to 15 knots. Seas 3 feet. A chance of
showers and a slight chance of thunderstorms.
.MONDAY NIGHT...Southeast wind 10 to 15 knots. Seas 3 to 4 feet
with occasional seas up to 5 feet. A slight chance of showers in
the evening, then scattered showers and isolated thunderstorms
after midnight.
.TUESDAY...South wind 10 to 15 knots. Seas 3 to 4 feet with
occasional seas up to 5 feet. Scattered showers in the morning.
Isolated thunderstorms. Isolated showers in the afternoon.
.TUESDAY NIGHT...Southwest wind 5 to 10 knots shifting northwest
after midnight. Seas 3 to 4 feet with occasional seas up to
5 feet. A slight chance of showers and thunderstorms in the
evening.
.WEDNESDAY...Northwest wind 5 to 10 knots. Seas 3 to 4 feet with
occasional seas up to 5 feet.
.WEDNESDAY NIGHT...South wind 5 to 10 knots. Seas 2 to 3 feet.
.THURSDAY...South wind 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet.
.THURSDAY NIGHT...South wind 15 to 20 knots. Seas 3 to 5 feet
with occasional seas up to 6 feet. A slight chance of showers.

$$

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