Coastal Waters Forecast for Oregon / Washington

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Coastal Waters Forecast
National Weather Service Portland, OR
251 am pdt tue sep 26 2023

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

pzz200-262345-
251 am pdt tue sep 26 2023

.synopsis for the southern washington and northern oregon coast...
low pressure near haida gwaii will slowly weaken over the next
couple of days. a fast moving low will move across the waters
tonight into early wednesday morning. there is high uncertainty
in the path of this system. quieter weather sets up for the
latter half of the week.

$$

pzz251-262345-
coastal waters from cape shoalwater wa to cape falcon or out
10 nm-
251 am pdt tue sep 26 2023

...hazardous seas warning in effect through this evening...
...gale warning in effect from this evening through wednesday
morning...

.today...s wind 25 to 30 kt, easing to 20 to 25 kt in the
afternoon. combined seas 18 ft with a dominant period of 14
seconds. showers. scattered tstms.
.tonight...s wind 25 to 30 kt with gusts to 35 kt. combined
seas 18 ft with a dominant period of 13 seconds. rain and a
chance of tstms.
.wed...w wind 20 to 25 kt with gusts to 30 kt, easing to 15 to
20 kt with gusts to 25 kt in the afternoon. combined seas 15 ft
with a dominant period of 12 seconds in the morning. showers
and a slight chance of tstms.
.wed night...sw wind 5 to 10 kt. gusts to 15 kt in the evening.
wind waves sw 2 ft at 4 seconds. swell w 9 ft at 11 seconds.
showers.
.thu...w wind 5 to 10 kt with gusts to 15 kt. wind waves w 2 ft
at 4 seconds. swell w 7 ft at 10 seconds. showers likely.
.thu night...nw wind 5 to 10 kt with gusts to 15 kt. wind waves
nw 2 ft at 4 seconds. swell w 7 ft at 9 seconds. showers.
.fri...n wind 5 to 10 kt, rising to 10 to 15 kt. wind waves n
2 ft at 4 seconds. swell w 5 ft at 9 seconds.
.sat...n wind 5 to 10 kt with gusts to 15 kt, rising to 10 to
15 kt with gusts to 20 kt. wind waves n 2 ft at 4 seconds.
swell nw 5 ft at 8 seconds.

$$

pzz252-262345-
coastal waters from cape falcon to cape foulweather or out
10 nm-
251 am pdt tue sep 26 2023

...hazardous seas warning in effect through this evening...
...gale warning in effect from this evening through wednesday
morning...

.today...s wind 20 to 25 kt with gusts to 30 kt. combined seas
19 ft with a dominant period of 14 seconds. showers and
scattered tstms.
.tonight...s wind 25 to 30 kt with gusts to 35 kt. combined
seas 19 ft with a dominant period of 13 seconds. chance of
tstms in the evening. rain. slight chance of tstms after
midnight.
.wed...sw wind 20 to 25 kt with gusts to 30 kt, easing to 15 to
20 kt in the afternoon. combined seas 13 ft with a dominant
period of 12 seconds. showers and a slight chance of tstms.
.wed night...sw wind 10 to 15 kt with gusts to 20 kt, becoming
s 5 to 10 kt with gusts to 15 kt after midnight. wind waves sw
2 ft at 4 seconds. swell w 10 ft at 11 seconds. showers likely.
.thu...sw wind 5 to 10 kt with gusts to 15 kt. wind waves sw
2 ft at 4 seconds. swell w 7 ft at 10 seconds. showers likely.
.thu night...n wind 5 to 10 kt with gusts to 15 kt. wind waves
n 2 ft at 4 seconds. swell w 7 ft at 9 seconds. showers.
.fri...n wind 5 to 10 kt, rising to 10 to 15 kt. wind waves n
3 ft at 4 seconds. swell w 5 ft at 9 seconds.
.sat...n wind 10 to 15 kt. gusts to 20 kt. wind waves n 3 ft at
4 seconds. swell w 4 ft at 11 seconds.

$$

pzz253-262345-
coastal waters from cape foulweather to florence or out 10 nm-
251 am pdt tue sep 26 2023

...hazardous seas warning in effect through this evening...
...gale warning in effect from this evening through wednesday
morning...

.today...s wind 15 to 25 kt. gusts to 30 kt in the afternoon.
wind waves s 6 ft at 7 seconds. swell w 16 ft at 14 seconds.
showers likely in the morning. slight chance of tstms.
.tonight...s wind 25 to 30 kt with gusts to 35 kt, becoming sw
20 to 25 kt with gusts to 30 kt late. combined seas 17 ft with
a dominant period of 13 seconds. rain and a slight chance of
tstms.
.wed...sw wind 15 to 20 kt, easing to 5 to 10 kt with gusts to
15 kt in the afternoon. wind waves sw 4 ft at 4 seconds. swell
w 11 ft at 12 seconds. slight chance of tstms in the morning.
showers.
.wed night...sw wind 5 to 10 kt, becoming s after midnight.
wind waves s 1 ft at 4 seconds. swell w 10 ft at 11 seconds.
chance of showers and patchy fog.
.thu...sw wind 5 to 10 kt. wind waves sw 1 ft at 4 seconds.
swell w 7 ft at 10 seconds. chance of showers and patchy fog.
.thu night...n wind 5 to 10 kt. wind waves n 1 ft at 4 seconds.
swell w 8 ft at 10 seconds. showers and patchy fog.
.fri...n wind 5 to 10 kt with gusts to 15 kt, rising to 10 to
15 kt with gusts to 20 kt. wind waves n 3 ft at 4 seconds.
swell w 6 ft at 10 seconds, subsiding to w 3 ft at 9 seconds.
.sat...n wind 10 to 15 kt with gusts to 20 kt. wind waves n
3 ft at 4 seconds. swell w 4 ft at 11 seconds.

$$

pzz271-262345-
waters from cape shoalwater wa to cape falcon or from 10 to
60 nm-
251 am pdt tue sep 26 2023

...hazardous seas warning in effect through this evening...
...gale warning in effect from this evening through wednesday
morning...

.today...s wind 20 to 25 kt with gusts to 30 kt. combined seas
20 ft with a dominant period of 14 seconds. showers in the
morning. scattered tstms. numerous showers in the afternoon.
.tonight...s wind 30 to 35 kt with gusts to 40 kt. combined
seas 20 ft with a dominant period of 13 seconds. rain and a
chance of tstms.
.wed...w wind 25 to 30 kt with gusts to 35 kt, easing to 10 to
15 kt with gusts to 20 kt in the afternoon. combined seas 16 ft
with a dominant period of 12 seconds in the morning. slight
chance of tstms in the morning. showers.
.wed night...w wind 10 kt with gusts to 15 kt. wind waves w
3 ft at 4 seconds. swell w 9 ft at 11 seconds. showers likely.
.thu...w wind 10 kt with gusts to 15 kt. wind waves w 2 ft at
4 seconds. swell w 7 ft at 10 seconds. showers likely.
.thu night...n wind 10 kt with gusts to 20 kt. wind waves n
2 ft at 4 seconds. swell w 7 ft at 9 seconds. showers.
.fri...n wind 10 to 15 kt with gusts to 20 kt. wind waves n
3 ft at 5 seconds. swell w 5 ft at 9 seconds.
.sat...n wind 10 to 15 kt with gusts to 20 kt. wind waves n
3 ft at 4 seconds. swell w 5 ft at 8 seconds.

$$

pzz272-262345-
waters from cape falcon to cape foulweather or from 10 to 60 nm-
251 am pdt tue sep 26 2023

...hazardous seas warning in effect through this evening...
...gale warning in effect from this evening through wednesday
morning...

.today...s wind 20 to 25 kt with gusts to 30 kt. combined seas
20 ft with a dominant period of 14 seconds. showers. scattered
tstms.
.tonight...sw wind 30 to 35 kt with gusts to 40 kt. combined
seas 20 ft with a dominant period of 13 seconds. rain and a
chance of tstms.
.wed...w wind 20 to 25 kt with gusts to 30 kt, easing to 10 to
15 kt with gusts to 20 kt in the afternoon. combined seas 16 ft
with a dominant period of 12 seconds in the morning. slight
chance of tstms in the morning. showers.
.wed night...w wind 10 kt with gusts to 15 kt. wind waves w
2 ft at 4 seconds. swell w 10 ft at 11 seconds. showers likely.
.thu...w wind 5 to 10 kt with gusts to 15 kt. wind waves w 2 ft
at 4 seconds. swell w 7 ft at 10 seconds. showers likely.
.thu night...n wind 10 kt with gusts to 20 kt. wind waves n
2 ft at 4 seconds. swell w 7 ft at 9 seconds. showers.
.fri...n wind 10 to 15 kt with gusts to 20 kt. wind waves n
3 ft at 5 seconds. swell w 4 ft at 9 seconds.
.sat...n wind 10 to 15 kt. gusts to 20 kt, becoming 25 kt. wind
waves n 4 ft at 5 seconds. swell w 3 ft at 11 seconds.

$$

pzz273-262345-
waters from cape foulweather to florence or from 10 to 60 nm-
251 am pdt tue sep 26 2023

...hazardous seas warning in effect through this evening...
...gale warning in effect from this evening through wednesday
morning...

.today...s wind 15 to 20 kt with gusts to 25 kt, rising to
20 to 25 kt with gusts to 30 kt in the afternoon. wind waves s
6 ft at 6 seconds. swell w 17 ft at 14 seconds. showers likely
in the morning. slight chance of tstms. scattered showers in
the afternoon.
.tonight...sw wind 25 to 30 kt. gusts to 40 kt. combined seas
18 ft with a dominant period of 13 seconds. chance of tstms in
the evening. rain. slight chance of tstms after midnight.
.wed...w wind 20 to 25 kt, easing to 10 to 15 kt in the
afternoon. wind waves w 5 ft at 5 seconds. swell w 13 ft at
11 seconds. slight chance of tstms in the morning. showers.
.wed night...w wind 5 to 10 kt. wind waves w 2 ft at 4 seconds.
swell w 10 ft at 11 seconds. showers likely.
.thu...w wind 5 to 10 kt. wind waves w 2 ft at 4 seconds. swell
w 7 ft at 10 seconds. chance of showers.
.thu night...n wind 5 to 10 kt with gusts to 15 kt. wind waves
n 2 ft at 4 seconds. swell w 8 ft at 9 seconds. showers.
.fri...n wind 10 to 15 kt. gusts to 20 kt, becoming 25 kt. wind
waves n 3 ft at 5 seconds. swell w 4 ft at 9 seconds.
.sat...n wind 10 to 15 kt, rising to 15 to 20 kt. gusts to
25 kt. wind waves n 4 ft at 6 seconds. swell w 3 ft at
11 seconds.

$$

pzz210-262345-
columbia river bar-
251 am pdt tue sep 26 2023

...hazardous seas warning in effect through this evening...

.in the main channel...

.general seas...10 to 15 ft subsiding to 11 ft wednesday
morning.

.first ebb...ebb current of 5.31 kt at 230 am tuesday. seas 12 to
 16 ft.

.second ebb...ebb current of 3.95 kt at 311 pm tuesday. seas 12 to
 15 ft.

.third ebb...strong ebb current of 5.74 kt at 325 am wednesday.
 seas 12 to 16 ft.


$$


for more information from the national weather service, visit:
https://weather.gov/portland/marine