Seaside Cove surf break

Seaside Cove surfForecast / Oregon North / USA

information circle16 Day Weather and Surf, issued 4 am Tuesday 31 Mar 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Seaside Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Seaside Cove sea temperature is
10.3° C
(Which is normal for this time of year)

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 Tuesday (Mar 31) at 11AM. The primary swell is predicted to be 0.4m and 14s period with a secondary swell of 0.7m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Seaside Cove in the next 16 days are 3.0m 12s and forecast to arrive on Thursday (Apr 02) at 11AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 8s period and expected on Wednesday (Apr 01) at 8PM.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+)11AM (Tue 31st Mar)1.5ft (0.4m) 14s
Best Surf11PM (Thu 2nd Apr)7ft (2.2m) 11s
Most Powerful11AM (Thu 2nd Apr)10ft (3.0m) 12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Heavy rain (total 38mm), heaviest during Wed morning. Very mild (max 10°C on Tue morning, min 6°C on Tue morning). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Very mild (max 14°C on Sat afternoon, min 6°C on Fri morning). Wind will be generally light.

Tuesday
31
Wednesday
01
Thursday
02
Friday
03
Saturday
04
Sunday
05
Monday
06
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
0
0
0
0
3
1
2
3
2
1
2
1
0
2
2
0
2
2
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
WNW
0.4
WNW
0.4
WNW
1.7
SW
2.2
SW
1.4
W
3
W
2.5
W
2
W
1.5
W
1.3
W
1.1
W
1.1
W
1.1
WNW
1.1
W
1.3
WNW
1.2
WNW
1.1
W
1
WNW
0.8
WNW
0.9
WNW
Period(s) (?)1413137810121211101099910121211101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)66555531159437725211877934434314198190193240486397281218128132
Wind
(km/h)
5
S
15
S
25
S
25
SE
20
SW
5
SE
20
WNW
15
W
10
SE
0
NNE
15
NNW
10
NE
10
N
20
N
10
NNE
15
N
20
N
10
NE
5
NE
5
W
5
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscrosscrosscross-
off
cross-
on
glassononcross-
off
glasscrosscross-
off
crosscrosscross-
off
crosscrosscross-
off
glassoncross
High Tide
/ height (m)
12:11PM
1.56
12:36AM
1.67
12:58PM
1.53
1:05AM
1.71
1:42PM
1.49
1:32AM
1.72
2:26PM
1.43
1:59AM
1.71
3:09PM
1.37
2:27AM
1.68
3:55PM
1.29
2:57AM
1.62
4:46PM
1.21
3:30AM
1.55
Low Tide
/ height (m)
7:41PM
0.05
8:12AM
0.05
8:14PM
0.09
8:50AM
0.01
8:46PM
0.15
9:27AM
-0.02
9:17PM
0.21
10:04AM
-0.02
9:48PM
0.27
10:42AM
-0.01
10:19PM
0.32
11:24AM
0.01
10:53PM
0.36
Tuesday
31
Wednesday
01
Thursday
02
Friday
03
Saturday
04
Sunday
05
Monday
06
Sunrise6:58--6:56--6:54--6:52--6:50--6:48--6:46--
Sunset-7:42--7:43--7:45--7:45--7:46--7:49--7:50-
cloud
part cloud
light rain
heavy rain
rain showers
rain showers
rain showers
clear
clear
part cloud
clear
clear
clear
cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
part cloud
Rain (mm)
--321941--------------
Temp. °C101088879989108131410121310141411
Feels °C (?)7632324467749106886121210
  • Map Icons:
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  • 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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