Seaside Cove Surf Break

Lat Long: 45.98° N 123.94° W

Issued: 10 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Today's Seaside Cove sea temperature is
13.3° C

Slightly cooler than normal

Seaside Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Seaside Cove surf forecast from 21 Jun 2026:

  • Best quality surf: Monday 22 Jun, 8AM (local time) - 2ft (0.6m), 14s period, SW swell with cross-offshore winds.
  • Most powerful swell: Sunday 28 Jun, 2AM (local time) - 5ft (1.6m), 10s period, W swell with 479 kJ wave energy.
  • Next surfable swell (1★+): Monday 22 Jun, 8AM (local time) - 2ft (0.6m), 14s period with SW swell.

Best Forecast Surf Conditions for Seaside Cove this week:

The surf forecast for Seaside Cove over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jun 22) at 8AM. The primary swell is predicted to be 0.6m and 14s period with a secondary swell of 0.9m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Seaside Cove in the next 16 days are 1.6m 10s and forecast to arrive on Sunday (Jun 28) at 2AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.8m 5s period and expected on Friday (Jun 26) at 8AM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 8AM (Mon 22nd Jun)2ft (0.6m) 14s
Best Surf 8AM (Mon 22nd Jun)2ft (0.6m) 14s
Most Powerful 2AM (Sun 28th Jun)5ft (1.6m) 10s

Table - best surf conditions forecast for Seaside Cove over the next 16 days.


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 17°C on Mon morning, min 11°C on Sun night). Wind will be generally light.

Days 4-6 Weather Summary

Heavy rain (total 21mm), heaviest during Thu night. Very mild (max 16°C on Thu afternoon, min 12°C on Wed night). Wind will be generally light.

Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
1
0
1
0
1
0
0
0
1
2
1
0
0
0
0
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.2
WNW
8
1.1
NW
8
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.4
SW
14
0.4
SW
16
1.1
NW
8
1.1
NW
7
1
NW
8
1.1
NW
8
0.4
SW
18
0.6
SW
17
0.4
SW
16
0.4
SW
16
0.6
SW
16
1.4
W
8
1.6
W
9
1.6
W
9
1.5
W
9
1.6
W
10
Wave Graph
Metric surfscale
Energy kJ
188
158
116
127
130
71
95
133
119
110
149
111
186
93
91
181
241
398
417
383
479
Wind (km/h)
15
NNW
20
NNW
10
NNW
15
NNW
15
NNW
10
NNW
10
NNW
15
NNW
10
N
10
NNW
15
NNW
5
NNE
10
WSW
20
SSW
30
S
15
SW
15
WSW
10
WNW
15
WNW
20
WNW
15
NW
Wind State
cross-on
cross
cross
cross
cross
cross
cross
cross-on
cross
cross-on
cross
glassy
on
cross
cross
cross-on
on
on
on
on
cross-on
High Tide
7:02PM1.58m
7:08AM1.14m
7:47PM1.61m
8:35AM1.05m
8:30PM1.63m
10:00AM1.05m
9:12PM1.65m
11:12AM1.10m
9:53PM1.66m
12:09PM1.16m
10:33PM1.68m
12:54PM1.22m
11:12PM1.69m
Low Tide
1:33PM0.05m
2:50AM0.19m
2:21PM0.15m
4:00AM0.13m
3:11PM0.23m
5:01AM0.07m
4:04PM0.30m
5:53AM0.02m
4:58PM0.35m
6:38AM-0.02m
5:50PM0.38m
7:19AM-0.05m
6:37PM0.40m
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
heavy rain
light rain
light rain
rain showers
light rain
rain showers
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:24
5:24
5:24
5:26
5:26
5:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:09
9:09
9:09
9:09
9:09
9:09
9:09
 mm
12
3
2
4
2
5
4
Temp °C
15
15
13
17
17
15
17
17
14
15
15
13
15
16
14
14
14
14
14
14
13
Feels °C
12
12
11
15
15
14
16
15
13
13
12
11
14
14
10
13
11
12
12
10
10
Swell 1
Height (m)
Direction
Period (s)
1.2
WNW
8
1.1
NW
8
0.9
WNW
8
0.9
NW
8
0.9
NW
7
0.7
NW
7
0.9
WNW
7
1.1
NW
8
1.1
NW
7
1
NW
8
0.9
NW
8
0.6
NW
7
0.6
SW
17
0.4
SW
16
0.4
SW
16
1.3
WSW
7
1.4
W
8
1.6
W
9
1.6
W
9
1.5
W
9
1.6
W
10
Energy kJ
188
158
114
82
77
47
81
133
119
110
96
36
186
93
91
181
241
398
417
383
479
Swell 2
Height (m)
Direction
Period (s)
0.6
SW
16
0.4
SW
13
0.6
SW
14
0.6
SW
14
0.6
SW
14
0.4
SW
14
0.4
SW
13
0.4
SW
16
0.4
SW
13
0.4
SW
15
0.4
SW
18
0.4
SW
18
0.5
NW
6
0.4
NW
6
0.3
SW
13
0.6
SW
16
0.4
SW
15
0.4
SW
19
0.6
SW
15
0.6
SW
18
0.5
SW
18
Energy kJ
157
61
116
127
130
71
60
91
44
76
82
111
18
8
27
157
76
133
149
192
150
Swell 3
Height (m)
Direction
Period (s)
0.4
SW
13
0.4
SW
16
0.3
SW
19
0.4
SW
18
0.4
SW
18
0.3
SW
18
0.4
SW
16
0.4
SW
13
0.3
SW
16
0.3
SW
19
0.4
SW
15
0.4
SW
15
0.3
WNW
10
0.3
SW
13
0.3
WNW
9
0.1
W
14
0.3
SW
19
0.4
SW
15
0.2
SSW
13
Energy kJ
60
90
59
81
111
49
95
60
41
58
55
75
20
28
17
4
56
75
17
Wind waves
Height (m)
Direction
Period (s)
1.1
NW
8
0.6
SSW
4
Energy kJ
149
12
Nearest Offshore or Glassy
Rating
(10 max)
1
3
2
1
1
1
2
2
2
1
3
2
2
1
1
2
1
2
1
2
1
Distance (km)
269
664
34
264
469
107
34
453
25
264
888
0
66
104
104
105
264
155
1016
1383
242
Best forecast wave conditions in North Oregon
Rating
(10 max)
3
2
3
2
Best forecast wave conditions in United States
Rating
(10 max)
3
3
4
2
3
3
2
3
3
2
3
3
2
2
3
2
2
4
2
2
4
Header Global
Rating
(10 max)
7
5
6
5
6
5
7
9
8
6
6
5
5
5
5
5
5
5
5
6
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Seaside Cove Surf forecast

The above surf forecast table for Seaside Cove provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Seaside Cove can be found by selecting the local surf guide option on the grey menu. Our Seaside Cove surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Seaside Cove) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Seaside Cove may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Seaside Cove is 24 km (15 miles) from Astoria. If you plan a vacation in North Oregon, look for hotels and other accommodation in Astoria. Astoria has rooms for a wide range of budgets as well as car hire and transport links.

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