Coastal Waters Forecast
Issued by NWS Portland, OR

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Coastal Waters Forecast
National Weather Service Portland OR
115 PM PDT Sun Aug 30 2026

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

PZZ200-312015-
115 PM PDT Sun Aug 30 2026

.SYNOPSIS FOR THE SOUTHERN WASHINGTON AND NORTHERN OREGON COAST...
North to northwest winds across the coastal waters through early
next week as a broad area of low pressure slowly moves into the
region from the Gulf of Alaska. A series of stronger fronts along
with increasing chances for gales and seas approaching 10 feet by
the middle and latter part of the week.

$$

PZZ251-312015-
Coastal waters from Cape Shoalwater WA to Cape Falcon OR out
10 NM-
115 PM PDT Sun Aug 30 2026

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

.THIS AFTERNOON...NW wind 5 to 10 kt. Seas around 4 ft. Wave
Detail: NW 3 ft at 4 seconds and SW 3 ft at 17 seconds.
.TONIGHT...N wind 10 to 15 kt. Seas 3 to 4 ft. Wave Detail: N
3 ft at 4 seconds and SW 3 ft at 16 seconds.
.MON...N wind 10 to 15 kt, rising to 15 to 20 kt with gusts up to
25 kt in the afternoon. Seas 4 to 5 ft. Wave Detail: N 4 ft at
6 seconds, NW 2 ft at 9 seconds and SW 3 ft at 15 seconds.
.MON NIGHT...N wind 15 to 20 kt with gusts up to 25 kt, becoming
NW 5 to 10 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW
4 ft at 6 seconds, NW 5 ft at 9 seconds and W 3 ft at 15 seconds.
.TUE...NW wind 5 to 10 kt, backing to SW in the afternoon. Seas
5 to 6 ft. Wave Detail: SW 4 ft at 5 seconds, NW 5 ft at
9 seconds and SW 2 ft at 14 seconds.
.TUE NIGHT...S wind 15 to 20 kt, rising to 25 to 30 kt after
midnight. Seas 5 to 7 ft. Wave Detail: W 3 ft at 9 seconds, S
7 ft at 10 seconds and SW 2 ft at 14 seconds. Rain.
.WED...S wind 25 to 30 kt. Seas 7 to 9 ft, building to 10 to
11 ft in the afternoon. Wave Detail: W 4 ft at 10 seconds and S
11 ft at 11 seconds. Rain.
.WED NIGHT...S wind 25 to 35 kt, easing to 20 to 25 kt after
midnight. Seas 10 to 13 ft, subsiding to 7 to 8 ft after
midnight. Wave Detail: W 5 ft at 10 seconds and S 12 ft at
11 seconds. Showers in the evening, then rain after midnight.
.THU...S wind 15 to 20 kt. Seas 7 to 8 ft. Wave Detail: S 4 ft at
6 seconds and W 6 ft at 11 seconds. Rain, mainly in the morning.
.THU NIGHT...S wind 10 to 15 kt. Seas 6 to 8 ft. Wave Detail: S
4 ft at 5 seconds and W 6 ft at 11 seconds. Rain likely, mainly
in the evening.

$$

PZZ252-312015-
Coastal waters from Cape Falcon to Cape Foulweather OR out 10 NM-
115 PM PDT Sun Aug 30 2026

.THIS AFTERNOON...NW wind 5 to 10 kt, becoming N 10 to 15 kt
late. Seas 4 to 6 ft. Wave Detail: N 5 ft at 5 seconds and SW
3 ft at 17 seconds.
.TONIGHT...N wind 10 to 15 kt with gusts up to 20 kt. Seas 3 to
5 ft. Wave Detail: N 5 ft at 5 seconds and SW 3 ft at 15 seconds.
.MON...N wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon.
Seas 3 to 5 ft. Wave Detail: N 3 ft at 4 seconds, NW 2 ft at
10 seconds and SW 3 ft at 15 seconds.
.MON NIGHT...N wind 10 to 15 kt with gusts up to 20 kt, becoming
NW around 5 kt after midnight. Seas 3 to 5 ft. Wave Detail: N
3 ft at 4 seconds, NW 5 ft at 10 seconds and NW 3 ft at
14 seconds.
.TUE...SW wind 5 to 10 kt. Seas 5 to 6 ft. Wave Detail: SW 3 ft
at 5 seconds, NW 5 ft at 10 seconds and SW 2 ft at 14 seconds. A
chance of rain in the afternoon.
.TUE NIGHT...S wind 15 to 20 kt, rising to 25 to 30 kt after
midnight. Seas 5 to 7 ft. Wave Detail: S 6 ft at 9 seconds, NW
4 ft at 9 seconds and SW 2 ft at 14 seconds. Rain likely.
.WED...S wind 25 to 30 kt. Seas 7 to 9 ft, building to 9 to 11 ft
in the afternoon. Wave Detail: W 4 ft at 9 seconds and S 10 ft at
10 seconds. Rain.
.WED NIGHT...S wind 25 to 30 kt, easing to 15 to 20 kt after
midnight. Seas 9 to 11 ft, subsiding to 7 to 8 ft after midnight.
Wave Detail: S 10 ft at 10 seconds and W 5 ft at 10 seconds.
Showers in the evening, then rain after midnight.
.THU...S wind 15 to 20 kt. Seas 7 to 8 ft. Wave Detail: S 5 ft at
5 seconds and NW 7 ft at 11 seconds. Rain in the morning, then
showers likely in the afternoon.
.THU NIGHT...S wind around 10 kt. Seas 6 to 8 ft. Wave Detail: S
3 ft at 4 seconds and NW 7 ft at 11 seconds. Rain likely, mainly
in the evening.

$$

PZZ253-312015-
Coastal waters from Cape Foulweather to Florence OR out 10 NM-
115 PM PDT Sun Aug 30 2026

.THIS AFTERNOON...N wind 10 to 15 kt, rising to 15 to 20 kt late.
Seas 5 to 6 ft. Wave Detail: N 6 ft at 5 seconds and SW 3 ft at
17 seconds.
.TONIGHT...N wind 15 to 20 kt with gusts up to 25 kt, easing to
10 to 15 kt after midnight. Seas 3 to 5 ft. Wave Detail: N 5 ft
at 5 seconds and SW 3 ft at 15 seconds.
.MON...N wind around 5 kt, backing to NW in the afternoon. Seas
around 3 ft. Wave Detail: N 2 ft at 4 seconds, NW 2 ft at
9 seconds and SW 3 ft at 15 seconds.
.MON NIGHT...NW wind around 5 kt. Seas 3 to 5 ft. Wave Detail: NW
5 ft at 9 seconds and NW 3 ft at 14 seconds. A chance of rain
after midnight.
.TUE...SW wind around 5 kt, rising to around 10 kt in the
afternoon. Seas 5 to 6 ft. Wave Detail: S 3 ft at 4 seconds, NW
5 ft at 9 seconds and SW 2 ft at 14 seconds. A chance of rain.
.TUE NIGHT...S wind 10 to 15 kt with gusts up to 20 kt, rising to
15 to 20 kt with gusts up to 30 kt after midnight. Seas 4 to
5 ft. Wave Detail: S 4 ft at 6 seconds and NW 4 ft at 9 seconds.
A chance of rain in the evening, then rain after midnight.
.WED...S wind 20 to 25 kt, rising to 25 to 30 kt in the
afternoon. Seas 6 to 7 ft, building to 8 to 10 ft in the
afternoon. Wave Detail: S 9 ft at 9 seconds and NW 4 ft at
9 seconds. Rain.
.WED NIGHT...S wind 20 to 25 kt, easing to 10 to 15 kt after
midnight. Seas around 8 ft, subsiding to 6 ft after midnight.
Wave Detail: S 7 ft at 8 seconds and W 4 ft at 9 seconds. Showers
in the evening, then rain after midnight.
.THU...S wind 10 to 15 kt. Seas 6 to 7 ft. Wave Detail: S 4 ft at
5 seconds and NW 6 ft at 11 seconds. Rain in the morning, then
showers likely in the afternoon.
.THU NIGHT...S wind 5 to 10 kt. Seas 6 to 7 ft. Wave Detail: S
2 ft at 4 seconds, NW 6 ft at 11 seconds and SW 2 ft at
17 seconds. Rain likely.

$$

PZZ271-312015-
Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to 60 NM-
115 PM PDT Sun Aug 30 2026

.THIS AFTERNOON...NW wind around 5 kt. Seas around 4 ft. Wave
Detail: NW 3 ft at 4 seconds and SW 3 ft at 17 seconds.
.TONIGHT...N wind 5 to 10 kt, rising to 10 to 15 kt after
midnight. Seas 3 to 4 ft. Wave Detail: N 4 ft at 4 seconds and SW
3 ft at 16 seconds.
.MON...N wind 10 to 15 kt, rising to 15 to 20 kt in the
afternoon. Seas 4 to 5 ft. Wave Detail: N 4 ft at 5 seconds, NW
2 ft at 9 seconds and SW 3 ft at 15 seconds.
.MON NIGHT...NW wind 15 to 20 kt, easing to 10 to 15 kt after
midnight. Seas 5 to 6 ft. Wave Detail: NW 4 ft at 5 seconds, NW
5 ft at 9 seconds and W 3 ft at 15 seconds.
.TUE...NW wind 5 to 10 kt, backing to SW in the afternoon. Seas
5 to 6 ft. Wave Detail: SW 3 ft at 4 seconds, NW 5 ft at
9 seconds and SW 2 ft at 14 seconds. Rain likely in the
afternoon.
.TUE NIGHT...S wind 10 to 15 kt with gusts up to 20 kt, rising to
25 to 30 kt after midnight. Seas 5 to 7 ft. Wave Detail: W 4 ft
at 9 seconds, S 7 ft at 10 seconds and SW 2 ft at 14 seconds.
Rain.
.WED...S wind around 30 kt. Seas 9 to 10 ft, building to 11 to
12 ft in the afternoon. Wave Detail: S 11 ft at 10 seconds and W
5 ft at 10 seconds. Rain in the morning, then showers in the
afternoon.
.WED NIGHT...SW wind 25 to 30 kt, becoming S 15 to 20 kt after
midnight. Seas 9 to 12 ft, subsiding to 8 ft after midnight. Wave
Detail: SW 10 ft at 9 seconds and W 6 ft at 10 seconds. Rain.
.THU...S wind around 15 kt. Seas 7 to 8 ft. Wave Detail: S 4 ft
at 5 seconds and W 7 ft at 11 seconds. Rain.
.THU NIGHT...SE wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: SE
3 ft at 4 seconds, NW 7 ft at 11 seconds and SW 2 ft at
18 seconds. Rain likely.

$$

PZZ272-312015-
Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM-
115 PM PDT Sun Aug 30 2026

.THIS AFTERNOON...N wind 5 to 10 kt, rising to 10 to 15 kt late.
Seas 4 to 5 ft. Wave Detail: N 4 ft at 4 seconds and SW 3 ft at
17 seconds.
.TONIGHT...N wind 10 to 15 kt with gusts up to 20 kt. Seas 4 to
5 ft. Wave Detail: N 5 ft at 5 seconds and SW 3 ft at 15 seconds.
.MON...N wind 10 to 15 kt with gusts up to 20 kt. Seas 4 to 5 ft.
Wave Detail: N 4 ft at 5 seconds, NW 2 ft at 9 seconds and SW
3 ft at 15 seconds.
.MON NIGHT...N wind 10 to 15 kt, becoming NW 5 to 10 kt after
midnight. Seas 4 to 5 ft. Wave Detail: N 3 ft at 5 seconds, NW
5 ft at 9 seconds and NW 3 ft at 15 seconds.
.TUE...NW wind around 5 kt, backing to SW in the afternoon. Seas
5 to 6 ft. Wave Detail: SW 3 ft at 5 seconds, NW 5 ft at
9 seconds and SW 2 ft at 14 seconds. A chance of rain in the
afternoon.
.TUE NIGHT...S wind around 15 kt with gusts up to 20 kt, rising
to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 5 to
7 ft. Wave Detail: NW 4 ft at 9 seconds, S 7 ft at 10 seconds and
SW 2 ft at 14 seconds. Rain.
.WED...S wind 25 to 30 kt. Seas 9 to 10 ft, building to 11 ft in
the afternoon. Wave Detail: S 11 ft at 10 seconds and W 5 ft at
10 seconds. Rain in the morning, then showers in the afternoon.
.WED NIGHT...SW wind 20 to 25 kt, easing to 15 to 20 kt after
midnight. Seas 7 to 9 ft. Wave Detail: SW 8 ft at 8 seconds and W
6 ft at 10 seconds. Rain.
.THU...S wind around 15 kt. Seas 7 to 8 ft. Wave Detail: S 5 ft
at 5 seconds and W 7 ft at 11 seconds. Rain.
.THU NIGHT...S wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: S
3 ft at 5 seconds, NW 7 ft at 11 seconds and SW 2 ft at
18 seconds. Rain likely.

$$

PZZ273-312015-
Waters from Cape Foulweather to Florence OR from 10 to 60 NM-
115 PM PDT Sun Aug 30 2026

.THIS AFTERNOON...N wind 10 to 15 kt with gusts up to 20 kt. Seas
5 to 6 ft. Wave Detail: N 5 ft at 5 seconds and SW 3 ft at
17 seconds.
.TONIGHT...N wind 10 to 15 kt with gusts up to 20 kt. Seas 4 to
5 ft. Wave Detail: N 5 ft at 5 seconds and SW 3 ft at 15 seconds.
.MON...N wind 10 to 15 kt. Seas 4 to 5 ft. Wave Detail: N 4 ft at
5 seconds, NW 2 ft at 9 seconds and SW 3 ft at 15 seconds.
.MON NIGHT...NW wind 5 to 10 kt. Seas 4 to 5 ft. Wave Detail: N
2 ft at 4 seconds, NW 5 ft at 9 seconds and NW 3 ft at
14 seconds. A chance of rain after midnight.
.TUE...W wind around 5 kt, becoming S 10 to 15 kt in the
afternoon. Seas 5 to 6 ft. Wave Detail: S 3 ft at 5 seconds, NW
5 ft at 9 seconds and SW 2 ft at 14 seconds. A chance of rain.
.TUE NIGHT...S wind around 15 kt with gusts up to 20 kt, rising
to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 5 to
6 ft. Wave Detail: S 6 ft at 9 seconds, NW 4 ft at 9 seconds and
SW 2 ft at 14 seconds. A chance of rain in the evening, then rain
after midnight.
.WED...S wind 25 to 30 kt. Seas 8 to 9 ft, building to 10 to
11 ft in the afternoon. Wave Detail: W 5 ft at 9 seconds and S
10 ft at 10 seconds. Rain.
.WED NIGHT...SW wind 20 to 25 kt, easing to around 15 kt after
midnight. Seas 6 to 8 ft. Wave Detail: SW 7 ft at 8 seconds and W
6 ft at 10 seconds. Rain.
.THU...S wind around 15 kt. Seas 7 to 8 ft. Wave Detail: SW 4 ft
at 5 seconds and NW 7 ft at 11 seconds. Rain in the morning, then
showers likely in the afternoon.
.THU NIGHT...SW wind 10 to 15 kt. Seas 7 to 8 ft. Wave Detail: SW
3 ft at 4 seconds, NW 7 ft at 11 seconds and SW 2 ft at
18 seconds. Rain likely.

$$

PZZ210-312015-
Columbia River Bar-
115 PM PDT Sun Aug 30 2026

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

.IN THE MAIN CHANNEL...

.GENERAL SEAS...3 to 4 ft building to 5 ft Monday evening.

.FIRST EBB...Ebb current of 5.24 kt at 654 PM Sunday. Seas 3 to 4
 ft.

.SECOND EBB...Ebb current of 4.72 kt at 702 AM Monday. Seas 3 to 4
 ft.

.THIRD EBB...Ebb current of 5.46 kt at 729 PM Monday. Seas 5 ft.

$$