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Coastal Waters Forecast...UPDATED
National Weather Service Portland OR
250 AM PDT Thu Apr 18 2024

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

PZZ200-182315-
250 AM PDT Thu Apr 18 2024

.SYNOPSIS FOR THE SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
High pressure off the British Columbia and Washington coast
with a thermal trough along the south Oregon coast continues
today. The high pressure shifts inland tonight, inducing
easterly winds. A front moves to the waters Saturday.

$$

PZZ251-182315-
Coastal waters from Cape Shoalwater WA to Cape Falcon OR out
10 NM-
250 AM PDT Thu Apr 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
THIS EVENING...

.TODAY...NE wind 10 to 15 kt, becoming N 20 to 25 kt in the
afternoon. Wind waves NE 4 ft at 5 seconds. Swell SW 1 ft at
17 seconds and W 3 ft at 10 seconds.
.TONIGHT...NE wind 15 to 20 kt with gusts to 25 kt, easing to
10 to 15 kt after midnight. Wind waves NE 4 ft at 4 seconds.
Swell SW 2 ft at 16 seconds.
.FRI...NE wind 10 to 15 kt. Wind waves NE 2 ft at 4 seconds.
Swell SW 2 ft at 15 seconds.
.FRI NIGHT...E wind 10 to 15 kt with gusts to 20 kt. Wind waves
E 2 ft at 4 seconds. Swell SW 2 ft at 15 seconds.
.SAT...SE wind 10 to 15 kt, becoming S 20 to 25 kt in the
afternoon. Gusts to 20 kt early in the morning. Wind waves S
4 ft at 6 seconds. Swell SW 1 ft at 14 seconds. Showers likely.
.SAT NIGHT...W wind 20 to 25 kt. Gusts to 30 kt in the evening.
Wind waves W 5 ft at 7 seconds. Swell W 7 ft at 12 seconds,
building to W 10 ft at 10 seconds after midnight. Showers
likely.
.SUN...W wind 15 to 20 kt with gusts to 25 kt, becoming N 10 to
15 kt with gusts to 20 kt. Wind waves NW 3 ft at 4 seconds.
Swell W 8 ft at 11 seconds.
.MON...N wind 10 to 15 kt, rising to 15 to 20 kt. Wind waves N
4 ft at 4 seconds. Swell NW 7 ft at 10 seconds.

$$

PZZ252-182315-
Coastal waters from Cape Falcon to Cape Foulweather OR out
10 NM-
250 AM PDT Thu Apr 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
THIS EVENING...

.TODAY...NE wind 10 to 15 kt, becoming N 20 to 25 kt in the
afternoon. Wind waves NE 4 ft at 5 seconds. Swell SW 1 ft at
17 seconds.
.TONIGHT...N wind 20 to 25 kt, becoming NE 10 to 15 kt with
gusts to 20 kt after midnight. Wind waves NE 5 ft at 5 seconds.
Swell SW 2 ft at 16 seconds.
.FRI...NE wind 10 to 15 kt, easing to 5 to 10 kt in the
afternoon. Wind waves NE 2 ft at 4 seconds. Swell SW 1 ft at
15 seconds.
.FRI NIGHT...E wind 10 to 15 kt with gusts to 20 kt. Wind waves
E 2 ft at 4 seconds. Swell SW 1 ft at 15 seconds.
.SAT...S wind 15 to 20 kt with gusts to 25 kt, becoming SW
20 to 25 kt with gusts to 30 kt in the afternoon. Wind waves S
5 ft at 6 seconds. Swell SW 1 ft at 14 seconds. Showers likely.
.SAT NIGHT...W wind 20 to 25 kt. Gusts to 30 kt in the evening.
Wind waves W 6 ft at 6 seconds. Swell W 9 ft at 9 seconds.
Chance of showers.
.SUN...NW wind 10 to 15 kt with gusts to 20 kt. Wind waves NW
3 ft at 4 seconds. Swell W 8 ft at 11 seconds.
.MON...N wind 10 to 15 kt with gusts to 20 kt, rising to 15 to
20 kt with gusts to 25 kt. Wind waves N 4 ft at 5 seconds.
Swell NW 7 ft at 11 seconds.

$$

PZZ253-182315-
Coastal waters from Cape Foulweather to Florence OR out 10 NM-
250 AM PDT Thu Apr 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
THIS EVENING...

.TODAY...NE wind 10 to 15 kt, becoming N 15 to 20 kt with gusts
to 25 kt in the afternoon. Wind waves N 4 ft at 5 seconds.
Swell SW 2 ft at 17 seconds.
.TONIGHT...N wind 20 to 25 kt, becoming NE 10 to 15 kt with
gusts to 20 kt after midnight. Wind waves N 5 ft at 5 seconds.
Swell SW 2 ft at 16 seconds.
.FRI...N wind 10 to 15 kt. Wind waves N 3 ft at 4 seconds.
Swell SW 2 ft at 15 seconds.
.FRI NIGHT...N wind 5 to 10 kt, veering to S after midnight.
Wind waves N 2 ft at 4 seconds, shifting to the S 2 ft at
4 seconds after midnight. Swell SW 2 ft at 15 seconds.
.SAT...S wind 10 to 15 kt, becoming SW 15 to 20 kt in the
afternoon. Wind waves SW 3 ft at 5 seconds. Swell SW 1 ft at
14 seconds. Showers likely.
.SAT NIGHT...W wind 15 to 20 kt with gusts to 25 kt, easing to
10 to 15 kt with gusts to 20 kt after midnight. Wind waves W
3 ft at 4 seconds. Swell W 6 ft at 8 seconds, building to W
9 ft at 10 seconds after midnight. Chance of showers.
.SUN...N wind 10 to 15 kt with gusts to 20 kt. Wind waves N
3 ft at 4 seconds. Swell W 8 ft at 11 seconds.
.MON...N wind 10 to 15 kt. Gusts to 20 kt, becoming 25 kt. Wind
waves N 4 ft at 4 seconds. Swell NW 7 ft at 11 seconds.

$$

PZZ271-182315-
Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to
60 NM-
250 AM PDT Thu Apr 18 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
THIS EVENING...

.TODAY...NE wind 10 to 15 kt with gusts to 20 kt, becoming N
15 to 20 kt with gusts to 25 kt in the afternoon. Wind waves NE
4 ft at 5 seconds. Swell S 2 ft at 17 seconds and W 3 ft at
10 seconds.
.TONIGHT...N wind 15 to 20 kt with gusts to 25 kt, becoming NE
10 to 15 kt with gusts to 20 kt after midnight. Wind waves NE
4 ft at 5 seconds. Swell SW 2 ft at 16 seconds.
.FRI...NE wind 10 to 15 kt with gusts to 20 kt. Wind waves NE
3 ft at 5 seconds. Swell S 2 ft at 15 seconds.
.FRI NIGHT...NE wind 10 to 15 kt with gusts to 25 kt. Wind
waves NE 3 ft at 5 seconds. Swell S 2 ft at 15 seconds.
.SAT...SE wind 15 kt with gusts to 25 kt, becoming SW 20 to
25 kt with gusts to 30 kt in the afternoon. Wind waves S 4 ft
at 6 seconds. Swell S 2 ft at 14 seconds. Showers likely.
.SAT NIGHT...W wind 20 to 25 kt with gusts to 30 kt. Wind waves
W 5 ft at 7 seconds. Swell W 11 ft at 9 seconds. Chance of
showers.
.SUN...NW wind 15 to 20 kt. Gusts to 25 kt, becoming 20 kt.
Wind waves NW 3 ft at 5 seconds. Swell W 9 ft at 11 seconds.
.MON...N wind 10 to 15 kt with gusts to 20 kt, rising to 15 to
20 kt with gusts to 25 kt. Wind waves N 4 ft at 5 seconds.
Swell NW 7 ft at 10 seconds.

$$

PZZ272-182315-
Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM-
250 AM PDT Thu Apr 18 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...NE wind 15 to 20 kt, becoming N 20 to 25 kt in the
afternoon. Wind waves N 5 ft at 6 seconds. Swell S 2 ft at
17 seconds.
.TONIGHT...N wind 20 to 25 kt, becoming NE 15 kt with gusts to
20 kt after midnight. Wind waves NE 5 ft at 6 seconds. Swell S
2 ft at 16 seconds.
.FRI...NE wind 15 kt with gusts to 20 kt. Wind waves NE 3 ft at
5 seconds. Swell S 2 ft at 15 seconds.
.FRI NIGHT...NE wind 10 to 15 kt, veering to SE after midnight.
Gusts to 20 kt. Wind waves NE 3 ft at 4 seconds, shifting to
the SE 2 ft at 4 seconds after midnight. Swell S 2 ft at
15 seconds.
.SAT...S wind 15 to 20 kt with gusts to 25 kt, becoming SW
20 to 25 kt with gusts to 30 kt in the afternoon. Wind waves SW
4 ft at 6 seconds. Swell S 2 ft at 14 seconds. Showers.
.SAT NIGHT...W wind 20 to 25 kt, easing to 15 to 20 kt after
midnight. Gusts to 30 kt, becoming 25 kt early in the morning.
Wind waves W 5 ft at 6 seconds. Swell W 11 ft at 9 seconds.
Chance of showers.
.SUN...NW wind 10 to 15 kt. Gusts to 25 kt, becoming 20 kt.
Wind waves NW 4 ft at 5 seconds. Swell W 8 ft at 11 seconds.
.MON...N wind 15 to 20 kt. Gusts to 25 kt. Wind waves N 4 ft at
6 seconds. Swell NW 7 ft at 11 seconds.

$$

PZZ273-182315-
Waters from Cape Foulweather to Florence OR from 10 to 60 NM-
250 AM PDT Thu Apr 18 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...N wind 20 to 25 kt. Wind waves N 5 ft at 6 seconds.
Swell SW 2 ft at 17 seconds.
.TONIGHT...N wind 20 to 25 kt, easing to 15 to 20 kt after
midnight. Wind waves N 5 ft at 6 seconds. Swell S 2 ft at
16 seconds.
.FRI...NE wind 10 to 15 kt with gusts to 20 kt. Wind waves N
3 ft at 5 seconds. Swell S 2 ft at 15 seconds.
.FRI NIGHT...N wind 5 to 10 kt, backing to SW after midnight.
Gusts to 15 kt early in the evening, becoming 15 kt after
midnight. Wind waves N 2 ft at 4 seconds, shifting to the SW
2 ft at 4 seconds after midnight. Swell S 2 ft at 15 seconds.
.SAT...S wind 10 to 15 kt, becoming SW 15 to 20 kt in the
afternoon. Gusts to 20 kt, becoming 25 kt in the afternoon.
Wind waves SW 3 ft at 5 seconds. Swell S 2 ft at 14 seconds.
Showers likely.
.SAT NIGHT...W wind 15 to 20 kt with gusts to 25 kt, easing to
10 to 15 kt with gusts to 20 kt after midnight. Wind waves W
3 ft at 5 seconds. Swell W 8 ft at 8 seconds. Chance of
showers.
.SUN...N wind 10 to 15 kt with gusts to 20 kt, rising to 15 to
20 kt with gusts to 25 kt. Wind waves N 3 ft at 5 seconds.
Swell NW 8 ft at 11 seconds.
.MON...N wind 15 to 20 kt with gusts to 25 kt. Wind waves N
4 ft at 6 seconds. Swell NW 8 ft at 11 seconds, subsiding to NW
5 ft at 11 seconds.

$$

PZZ210-182315-
Columbia River Bar-
250 AM PDT Thu Apr 18 2024

.IN THE MAIN CHANNEL...

.GENERAL SEAS...2 to 4 ft through Friday morning.

.FIRST EBB...Ebb current of 2.66 kt at 148 AM Thursday. Seas 4 ft.

.SECOND EBB...Ebb current of 3.62 kt at 158 PM Thursday. Seas 3 ft.

.THIRD EBB...Ebb current of 3.31 kt at 239 AM Friday. Seas 3 ft.


$$


For more information from the National Weather Service, visit:
https://weather.gov/portland/marine