Coastal Waters Forecast
Issued by NWS Portland, OR

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Coastal Waters Forecast
National Weather Service Portland OR
215 AM PDT Sat Mar 23 2024

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

PZZ200-232345-
215 AM PDT Sat Mar 23 2024

.SYNOPSIS FOR THE SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
A 998 mb low 140 nm west of Florence early Saturday morning will
stall offshore today and slowly move inland along the central
Oregon Coast tonight. Stronger frontal systems are likely to
move across the waters beginning Tuesday, with a large westerly
swell possibly arriving Wednesday into Thursday.

$$

PZZ251-232345-
Coastal waters from Cape Shoalwater WA to Cape Falcon OR out
10 NM-
215 AM PDT Sat Mar 23 2024

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

.TODAY...SE wind 5 to 10 kt with gusts to 15 kt. Wind waves SE
2 ft at 4 seconds. Swell W 3 ft at 12 seconds. Secondary swell
SW 7 ft at 9 seconds. Showers likely.
.TONIGHT...N wind 10 to 15 kt, becoming NW 5 to 10 kt after
midnight. Gusts to 15 kt early in the morning. Wind waves NW
2 ft at 4 seconds. Swell W 3 ft at 11 seconds. Chance of
showers after midnight.
.SUN...NW wind 5 to 10 kt, rising to 10 to 15 kt in the
afternoon. Wind waves NW 3 ft at 4 seconds. Swell NW 5 ft at
10 seconds and W 3 ft at 16 seconds. Chance of showers.
.SUN NIGHT...SW wind 5 to 10 kt, rising to 10 to 15 kt after
midnight. Wind waves SW 2 ft at 4 seconds. Swell W 6 ft at
15 seconds. Chance of showers.
.MON...SW wind 10 to 15 kt with gusts to 20 kt. Wind waves SW
3 ft at 5 seconds. Swell W 6 ft at 14 seconds. Rain.
.MON NIGHT...W wind 10 to 15 kt with gusts to 20 kt. Wind waves
W 3 ft at 5 seconds. Swell W 5 ft at 14 seconds and W 4 ft at
6 seconds. Showers.
.TUE...SW wind 10 to 15 kt, becoming S 15 to 20 kt with gusts
to 30 kt. Wind waves S 3 ft at 5 seconds. Swell W 8 ft at
15 seconds.
.WED...S wind 20 to 25 kt with gusts to 30 kt. Wind waves S
6 ft at 6 seconds. Swell W 7 ft at 15 seconds, building to W
15 ft at 14 seconds.

$$

PZZ252-232345-
Coastal waters from Cape Falcon to Cape Foulweather OR out
10 NM-
215 AM PDT Sat Mar 23 2024

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

.TODAY...SE wind 20 to 25 kt, becoming S 10 to 15 kt with gusts
to 20 kt in the afternoon. Wind waves SE 4 ft at 5 seconds.
Swell W 3 ft at 12 seconds. Secondary swell SW 9 ft at 9
seconds. Showers.
.TONIGHT...N wind 5 to 10 kt, backing to W after midnight. Wind
waves W 2 ft at 4 seconds. Swell W 4 ft at 11 seconds. Chance
of showers in the evening.
.SUN...W wind 10 to 15 kt. Wind waves W 3 ft at 4 seconds.
Swell NW 5 ft at 10 seconds and W 3 ft at 17 seconds. Showers
likely.
.SUN NIGHT...SW wind 5 to 10 kt with gusts to 15 kt. Wind waves
SW 3 ft at 4 seconds. Swell W 5 ft at 15 seconds and W 4 ft at
2 seconds. Chance of showers.
.MON...SW wind 15 to 20 kt. Gusts to 25 kt in the morning. Wind
waves SW 4 ft at 5 seconds. Swell W 6 ft at 14 seconds and W
4 ft at 5 seconds. Rain.
.MON NIGHT...W wind 15 to 20 kt, easing to 10 to 15 kt after
midnight. Wind waves W 3 ft at 5 seconds. Swell W 5 ft at
14 seconds and W 5 ft at 6 seconds. Showers.
.TUE...SW wind 10 to 15 kt, becoming S 20 to 25 kt with gusts
to 30 kt. Wind waves S 4 ft at 5 seconds. Swell W 8 ft at
15 seconds.
.WED...S wind 20 to 25 kt. Gusts to 35 kt, becoming 30 kt.
Combined seas 14 ft with a dominant period of 15 seconds.

$$

PZZ253-232345-
Coastal waters from Cape Foulweather to Florence OR out 10 NM-
215 AM PDT Sat Mar 23 2024

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

.TODAY...S wind 20 to 25 kt with gusts to 30 kt. Wind waves S
5 ft at 6 seconds. Swell W 3 ft at 12 seconds. Secondary swell
SW 9 ft at 9 seconds. Showers. Slight chance of tstms.
.TONIGHT...SE wind 10 to 15 kt, becoming E to 5 kt after
midnight. Wind waves E 2 ft at 4 seconds. Swell W 5 ft at
11 seconds. Chance of showers.
.SUN...W wind 10 to 15 kt. Wind waves W 3 ft at 4 seconds.
Swell NW 5 ft at 10 seconds and W 3 ft at 17 seconds. Showers
likely.
.SUN NIGHT...W wind 5 to 10 kt with gusts to 15 kt. Wind waves
W 2 ft at 4 seconds. Swell NW 3 ft at 15 seconds and NW 5 ft at
8 seconds. Chance of showers.
.MON...SW wind 10 to 15 kt with gusts to 20 kt. Wind waves SW
3 ft at 5 seconds. Swell W 6 ft at 14 seconds and W 4 ft at
7 seconds. Rain.
.MON NIGHT...W wind 10 to 15 kt with gusts to 20 kt, easing to
5 to 10 kt with gusts to 15 kt after midnight. Wind waves W
3 ft at 4 seconds. Swell W 5 ft at 14 seconds and W 5 ft at
7 seconds. Rain.
.TUE...SW wind 10 to 15 kt with gusts to 20 kt, becoming S
20 to 25 kt with gusts to 35 kt. Combined seas 12 ft with a
dominant period of 16 seconds.
.WED...S wind 20 to 25 kt. Gusts to 35 kt, becoming 30 kt.
Combined seas 16 ft with a dominant period of 15 seconds.

$$

PZZ271-232345-
Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to
60 NM-
215 AM PDT Sat Mar 23 2024

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

.TODAY...E wind 15 to 20 kt, easing to 10 to 15 kt in the
afternoon. Wind waves E 4 ft at 5 seconds. Swell W 3 ft at
12 seconds. Secondary swell SW 8 ft at 9 seconds. Chance of
showers in the morning.
.TONIGHT...NW wind 10 to 15 kt. Gusts to 20 kt after midnight.
Wind waves N 3 ft at 4 seconds. Swell W 3 ft at 11 seconds and
S 5 ft at 8 seconds.
.SUN...NW wind 10 to 15 kt. Gusts to 20 kt in the morning. Wind
waves NW 3 ft at 5 seconds. Swell NW 5 ft at 10 seconds and W
4 ft at 16 seconds.
.SUN NIGHT...W wind 10 to 15 kt. Wind waves SW 2 ft at
4 seconds. Swell W 6 ft at 15 seconds and W 4 ft at 3 seconds.
Chance of showers.
.MON...SW wind 10 to 15 kt. Gusts to 20 kt in the afternoon.
Wind waves SW 3 ft at 5 seconds. Swell W 6 ft at 14 seconds and
NW 3 ft at 7 seconds. Rain.
.MON NIGHT...W wind 15 kt. Gusts to 25 kt, becoming 20 kt after
midnight. Wind waves W 4 ft at 5 seconds. Swell W 6 ft at
14 seconds and W 5 ft at 4 seconds. Showers likely.
.TUE...SW wind 10 to 15 kt with gusts to 20 kt, becoming S
20 to 25 kt with gusts to 35 kt. Combined seas 13 ft with a
dominant period of 17 seconds.
.WED...S wind 20 to 25 kt. Gusts to 35 kt, becoming 30 kt.
Combined seas 14 ft with a dominant period of 15 seconds.

$$

PZZ272-232345-
Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM-
215 AM PDT Sat Mar 23 2024

...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 11 AM PDT THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM PDT THIS MORNING
THROUGH THIS EVENING...

.TODAY...SE wind 20 to 25 kt with gusts to 30 kt, easing to
15 to 20 kt with gusts to 25 kt in the afternoon. Wind waves SE
6 ft at 6 seconds. Swell W 3 ft at 12 seconds. Secondary swell
SW 9 ft at 9 seconds. Showers likely.
.TONIGHT...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. Chance of
showers.
.SUN...NW wind 10 to 15 kt with gusts to 20 kt. Wind waves NW
4 ft at 5 seconds. Swell NW 6 ft at 9 seconds and W 4 ft at
16 seconds. Chance of showers in the morning.
.SUN NIGHT...W wind 10 kt with gusts to 15 kt. Wind waves W
3 ft at 4 seconds. Swell W 6 ft at 15 seconds and NW 5 ft at
7 seconds. Chance of showers.
.MON...SW wind 15 kt with gusts to 20 kt. Wind waves SW 3 ft at
5 seconds. Swell W 6 ft at 14 seconds and W 4 ft at 7 seconds.
Rain.
.MON NIGHT...W wind 15 kt. Gusts to 25 kt, becoming 20 kt after
midnight. Wind waves W 3 ft at 5 seconds. Swell W 6 ft at
14 seconds and W 6 ft at 5 seconds. Showers likely.
.TUE...SW wind 10 to 15 kt with gusts to 20 kt, becoming S
20 to 25 kt with gusts to 40 kt. Combined seas 13 ft with a
dominant period of 16 seconds.
.WED...SW wind 20 to 25 kt. Gusts to 40 kt, becoming 30 kt.
Combined seas 15 ft with a dominant period of 15 seconds.

$$

PZZ273-232345-
Waters from Cape Foulweather to Florence OR from 10 to 60 NM-
215 AM PDT Sat Mar 23 2024

...HAZARDOUS SEAS WARNING IN EFFECT UNTIL 11 AM PDT THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM PDT THIS MORNING
THROUGH THIS EVENING...

.TODAY...S wind 20 to 25 kt. Gusts to 30 kt in the morning.
Wind waves S 6 ft at 6 seconds. Swell W 3 ft at 12 seconds.
Secondary swell SW 9 ft at 9 seconds. Slight chance of tstms in
the morning. Showers.
.TONIGHT...N wind 20 to 25 kt. Wind waves N 4 ft at 5 seconds.
Swell W 6 ft at 11 seconds. Chance of showers in the evening.
.SUN...NW wind 15 to 20 kt, easing to 10 to 15 kt in the
afternoon. Wind waves NW 4 ft at 5 seconds. Swell NW 6 ft at
9 seconds and W 3 ft at 16 seconds. Chance of showers in the
morning.
.SUN NIGHT...W wind 10 to 15 kt. Wind waves W 2 ft at
4 seconds. Swell W 6 ft at 15 seconds and NW 6 ft at 7 seconds.
Chance of showers.
.MON...SW wind 15 kt with gusts to 20 kt. Wind waves SW 3 ft at
5 seconds. Swell W 6 ft at 14 seconds and W 5 ft at 7 seconds.
Rain.
.MON NIGHT...NW wind 10 to 15 kt. Gusts to 20 kt in the
evening. Wind waves NW 3 ft at 4 seconds. Swell W 5 ft at
14 seconds and NW 5 ft at 6 seconds. Showers likely.
.TUE...SW wind 10 to 15 kt with gusts to 20 kt, becoming S
20 to 25 kt with gusts to 40 kt. Combined seas 15 ft with a
dominant period of 16 seconds.
.WED...SW wind 20 to 25 kt. Gusts to 40 kt, becoming 35 kt.
Combined seas 17 ft with a dominant period of 15 seconds.

$$

PZZ210-232345-
Columbia River Bar-
215 AM PDT Sat Mar 23 2024

.IN THE MAIN CHANNEL...

.GENERAL SEAS...5 to 7 ft through Sunday morning.

.FIRST EBB...Ebb current of 4.01 kt at 435 AM Saturday. Seas 5 to
 7 ft.

.SECOND EBB...Ebb current of 4.71 kt at 445 PM Saturday. Seas 7 ft.

.THIRD EBB...Ebb current of 4.48 kt at 510 AM Sunday. Seas 7 ft.


$$


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


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