Coastal Waters Forecast
Issued by NWS Portland, OR

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FZUS56 KPQR 170953
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Coastal Waters Forecast
National Weather Service Portland OR
253 AM PDT Tue Oct 17 2017

Coastal Waters from Cape Shoalwater Washington to Florence Oregon
and westward 60 NM

PZZ200-171700-
253 AM PDT Tue Oct 17 2017

.SYNOPSIS FOR SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
A weakening cold front will push across the waters this
morning. A much stronger frontal storm system arrives Wed and
Thu, with southerly gales expected. Seas will likely reach 20 ft
Thu night. Another strong strong front will arrive on Sat.

$$

PZZ250-270-171700-
Coastal waters from Cape Shoalwater WA to Cascade Head OR out
10 NM-
Waters from Cape Shoalwater WA to Cascade Head OR from 10 to
60 NM-
253 AM PDT Tue Oct 17 2017

...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT UNTIL 1 PM PDT THIS
AFTERNOON...
...SMALL CRAFT ADVISORY FOR HAZARDOUS SEAS IN EFFECT THROUGH
THIS EVENING...
...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
EVENING...

.TODAY...S wind 10 to 15 kt with gusts to 20 kt, becoming SW
20 to 25 kt in the morning, then becoming NW 10 to 15 kt with
gusts to 20 kt in the afternoon. Wind waves SW 5 ft at
6 seconds, shifting to the NW 4 ft at 4 seconds in the
afternoon. W swell 9 ft at 11 seconds. Rain.
.TONIGHT...NE wind 5 to 10 kt, becoming S 10 to 15 kt with
gusts to 20 kt after midnight. Wind waves NE 2 ft at 4 seconds,
shifting to the S 4 ft at 4 seconds after midnight. W swell
9 ft at 11 seconds. Chance of rain after midnight.
.WED...S wind 25 to 30 kt with gusts to 35 kt, rising to 30 to
35 kt with gusts to 40 kt in the afternoon. Combined seas 13 ft
dominant period 10 seconds. Rain.
.WED NIGHT...S wind 30 to 35 kt with gusts to 40 kt, becoming
SW 20 to 25 kt with gusts to 30 kt after midnight. Combined
seas 14 ft dominant period 11 seconds. Rain.
.THU...SW wind 20 to 25 kt. Wind waves SW 5 ft at 6 seconds. W
swell 13 ft at 11 seconds, building to 20 ft at 15 seconds in
the afternoon. Rain.
.THU NIGHT...SW wind 15 to 20 kt. Wind waves SW 4 ft at
5 seconds. W swell 22 ft at 17 seconds. Showers and a slight
chance of tstms.
.FRI...SW wind 15 to 20 kt. Wind waves 4 ft. W swell 19 ft.
.SAT...S wind 25 to 30 kt. Combined seas 20 ft.

$$

PZZ255-275-171700-
Coastal waters from Cascade Head to Florence OR out 10 NM-
Waters from Cascade Head to Florence OR from 10 to 60 NM-
253 AM PDT Tue Oct 17 2017

...GALE WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH
THURSDAY MORNING...

.TODAY...S wind 10 to 15 kt with gusts to 20 kt in the morning,
then veering to W 10 to 15 kt with gusts to 20 kt in the
afternoon. Wind waves W 3 ft at 4 seconds. W swell 8 ft at 11
seconds. Chance of rain in the afternoon.
.TONIGHT...NE wind 5 to 10 kt, becoming S 10 to 15 kt after
midnight. Wind waves NE 2 ft at 4 seconds, shifting to the S
3 ft at 4 seconds after midnight. W swell 9 ft at 11 seconds.
.WED...S wind 20 to 25 kt with gusts to 30 kt, rising to 25 to
30 kt with gusts to 35 kt in the afternoon. Combined seas 11 ft
dominant period 10 seconds. Chance of rain.
.WED NIGHT...S wind 30 to 35 kt. Gusts to 40 kt after midnight.
Combined seas 14 ft dominant period 10 seconds. Rain.
.THU...SW wind 20 to 25 kt. Gusts to 30 kt in the morning. Wind
waves SW 6 ft at 7 seconds. W swell 12 ft at 11 seconds,
building to 18 ft at 15 seconds in the afternoon. Rain.
.THU NIGHT...SW wind 15 to 20 kt, rising to 20 to 25 kt after
midnight. Wind waves SW 4 ft at 6 seconds. W swell 21 ft at
17 seconds. Showers and a slight chance of tstms.
.FRI...SW wind 20 to 25 kt. Wind waves 6 ft. W swell 20 ft.
.SAT...S wind 30 to 35 kt. Combined seas 20 ft.

$$

PZZ210-171700-
Columbia River Bar-
253 AM PDT Tue Oct 17 2017

...SMALL CRAFT ADVISORY FOR ROUGH COLUMBIA RIVER BAR IN EFFECT
FROM 8 AM PDT THIS MORNING THROUGH THIS AFTERNOON...AND AGAIN
LATE TONIGHT...

.IN THE MAIN CHANNEL...Combined seas near 9 ft today then 7 ft
by early Wed. However, seas temporarily near 10 ft with the ebb
around 330 AM this morning, 12 ft with breakers during the ebb
around 4 PM this afternoon, and 11 ft during the ebb around 415
AM Wed.

$$


weather.gov/portland



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