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Coastal Waters Forecast for Oregon / Washington

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Coastal Waters Forecast...updated
National Weather Service Portland, OR
822 pm pdt thu oct 29 2020

coastal waters from cape shoalwater washington to florence oregon
and westward 60 nm

pzz200-301130-
822 pm pdt thu oct 29 2020

.synopsis for the southern washington and northern oregon coast...
high pressure over the waters weakens tonight. a frontal system
is expected to move through the waters late tonight through
friday morning. high pressure quickly returns to the waters
friday afternoon. a surface thermal trough forms over the north
california and south oregon waters friday night and expands
north saturday.

$$

pzz250-270-301130-
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-
822 pm pdt thu oct 29 2020

...small craft advisory in effect through friday evening...

.rest of tonight...sw wind 10 to 15 kt with gusts to 20 kt,
rising to 15 to 20 kt with gusts to 25 kt after midnight. wind
waves sw 3 ft at 5 seconds. w swell 4 ft at 9 seconds.
.fri...nw wind 15 to 20 kt. gusts to 25 kt early in the
morning. wind waves nw 4 ft at 5 seconds. w swell 7 ft at
9 seconds, building to nw 10 ft at 12 seconds in the afternoon.
showers likely in the morning.
.fri night...n wind 10 to 15 kt, easing to 5 to 10 kt after
midnight. wind waves n 2 ft at 4 seconds. nw swell 10 ft at
11 seconds.
.sat...n wind to 10 kt with gusts to 15 kt, becoming ne 10 to
15 kt with gusts to 20 kt in the afternoon. wind waves ne 3 ft
at 4 seconds. nw swell 6 ft at 9 seconds.
.sat night...ne wind 15 to 20 kt. gusts to 25 kt in the
evening. wind waves ne 4 ft at 5 seconds. nw swell 2 ft at
6 seconds, building to 5 ft at 8 seconds after midnight.
.sun...e wind 10 to 15 kt. wind waves 2 ft. nw swell 5 ft.
.sun night...s wind 10 to 15 kt. wind waves 2 ft. w swell 5 ft.
.mon...s wind 10 to 15 kt. wind waves 4 ft. w swell 7 ft.
.tue...s wind to 15 kt. wind waves 4 ft. w swell 12 ft.

$$

pzz255-275-301130-
coastal waters from cascade head to florence or out 10 nm-
waters from cascade head to florence or from 10 to 60 nm-
822 pm pdt thu oct 29 2020

.rest of tonight...w wind to 10 kt. gusts to 15 kt after
midnight. wind waves w 2 ft at 4 seconds. nw swell 3 ft at 9
seconds.
.fri...sw wind 10 to 15 kt with gusts to 20 kt, veering to n in
the afternoon. wind waves sw 3 ft at 4 seconds, shifting to the
n 4 ft at 4 seconds in the afternoon. nw swell 5 ft at 10
seconds.
.fri night...n wind 10 to 15 kt. wind waves n 2 ft at 4
seconds. nw swell 9 ft at 11 seconds.
.sat...ne wind 15 to 20 kt. gusts to 25 kt in the afternoon.
wind waves ne building to 4 ft at 5 seconds. nw swell 7 ft at
10 seconds.
.sat night...ne wind 15 to 20 kt. gusts to 25 kt in the
evening. wind waves ne 4 ft at 6 seconds. nw swell 2 ft at
6 seconds, building to 5 ft at 8 seconds after midnight.
.sun...e wind to 10 kt with gusts to 15 kt. wind waves 2 ft. nw
swell 5 ft.
.sun night...s wind to 10 kt. wind waves 2 ft. w swell 5 ft.
.mon...s wind 10 to 15 kt. wind waves 4 ft. w swell 7 ft.
.tue...s wind to 15 kt. wind waves 4 ft. w swell 11 ft.

$$

pzz210-301130-
columbia river bar-
822 pm pdt thu oct 29 2020

.in the main channel...

- general seas...2 to 3 feet, building to 4 to 6 feet by friday
  afternoon.

- first ebb...around 445 am friday. seas to 5 feet.

- second ebb...around 500 pm friday. seas to 8 feet.

- third ebb...around 515 am saturday. seas to 6 feet.


$$


weather.gov/portland

Information courtesy of the National Weather Service - NWS Portland...
Issuing Coastal Waters Marine Forecast Homepage