Coastal Waters Forecast
Issued by NWS Portland, OR

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FZUS56 KPQR 212130
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Coastal Waters Forecast
National Weather Service Portland OR
230 PM PDT Sat Oct 21 2017

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

PZZ200-220445-
230 PM PDT Sat Oct 21 2017

.SYNOPSIS FOR SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
Strong gale force wind can be expected over the waters through
tonight. The trailing cold front moves through the waters late
tonight and Sunday morning. High pressure returns over the
waters late Sunday and holds through early next week. A cold
front drops south into the Washington waters Wednesday morning
and then reaches the Central Oregon waters by the afternoon.

$$

PZZ250-270-220445-
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-
230 PM PDT Sat Oct 21 2017

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TONIGHT...SW wind 30 to 35 kt with gusts to 45 kt. Wind easing
to 25 to 30 kt with gusts to 35 kt after midnight. Combined
seas 16 ft with a dominant period of 12 seconds, building to 19
ft with a dominant period of 11 seconds. Rain.
.SUN...SW wind 15 to 20 kt with gusts to 25 kt, easing to 10 to
15 kt with gusts to 20 kt in the afternoon. Wind waves SW 4 ft
at 5 seconds. W swell 14 ft at 11 seconds.
.SUN NIGHT...SW wind to 10 kt with gusts to 15 kt, backing to S
after midnight. Wind waves S 2 ft at 4 seconds. W swell 13 ft
at 12 seconds.
.MON...SE wind to 10 kt, backing to NE in the afternoon. Wind
waves SE 2 ft at 4 seconds, shifting to the NE at 4 seconds in
the afternoon. W swell 12 ft at 14 seconds.
.MON NIGHT...N wind to 10 kt, rising to 10 to 15 kt after
midnight. Wind waves NE 2 ft at 4 seconds. W swell 10 ft at 15
seconds.
.TUE...N wind 10 to 15 kt with gusts to 20 kt. Wind waves 4 ft.
W swell 8 ft.
.TUE NIGHT...N wind 10 to 15 kt with gusts to 20 kt. Wind waves
4 ft. W swell 7 ft.
.WED...NW wind 15 to 20 kt. Wind waves 4 ft. W swell 6 ft.
.THU...N wind 20 to 25 kt. Wind waves 5 ft. W swell 5 ft.

$$

PZZ255-275-220445-
Coastal waters from Cascade Head to Florence OR out 10 NM-
Waters from Cascade Head to Florence OR from 10 to 60 NM-
230 PM PDT Sat Oct 21 2017

...GALE WARNING IN EFFECT THROUGH LATE TONIGHT...

.TONIGHT...SW wind 30 to 35 kt with gusts to 45 kt. Wind easing
to 25 to 30 kt with gusts to 40 kt late. Combined seas 19 ft
with a dominant period of 11 seconds. Rain.
.SUN...SW wind 20 to 25 kt with gusts to 30 kt, easing to 10 to
15 kt in the afternoon. Wind waves SW 5 ft at 5 seconds. W
swell 14 ft at 12 seconds.
.SUN NIGHT...SW wind to 10 kt, backing to SE after midnight.
Wind waves SW 2 ft at 4 seconds, shifting to the SE 1 ft at 4
seconds after midnight. W swell 13 ft at 12 seconds.
.MON...E wind to 10 kt, backing to NE in the afternoon. Wind
waves NE 2 ft at 4 seconds. W swell 11 ft at 14 seconds.
.MON NIGHT...N wind 10 to 15 kt with gusts to 20 kt. Wind waves
N 3 ft at 5 seconds. W swell 10 ft at 15 seconds.
.TUE...N wind 15 to 20 kt. Wind waves 4 ft. W swell 8 ft.
.TUE NIGHT...N wind 15 to 20 kt. Wind waves 4 ft. W swell 7 ft.
.WED...N wind 15 to 20 kt. Wind waves 4 ft. W swell 6 ft.
.THU...N wind 20 to 25 kt. Wind waves 5 ft. W swell 4 ft.

$$

PZZ210-220445-
Columbia River Bar-
230 PM PDT Sat Oct 21 2017

...SMALL CRAFT ADVISORY FOR ROUGH COLUMBIA RIVER BAR IN EFFECT
THROUGH SUNDAY AFTERNOON...

.IN THE MAIN CHANNEL...Combined seas will be 12 to 15 ft
through Sun afternoon. However, seas temporarily building to
around 16 ft during the strong ebb around 630 PM this evening.
Seas to 16 ft can also be expected during the weaker ebb around
7 am Sun morning. Breakers are likely during the ebbs.

$$


weather.gov/portland



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