Avalanche surfForecast / Oregon South / USA

information circle16 Day Weather and Surf, issued 10 am Sunday 29 Mar 2026 PDT
Forecast update in hr  min  s Forecast update imminent
Avalanche surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Avalanche sea temperature is
10.5° C
(Which is normal for this time of year)

Best Forecast Surf Conditions for Avalanche this week:

The surf forecast for Avalanche over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Mar 30) at 5AM. The primary swell is predicted to be 1.5m and 7s period with a secondary swell of 0.4m and 11s. Another secondary swell of 0.4m and 14s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Avalanche in the next 16 days are 3.5m 12s and forecast to arrive on Thursday (Apr 02) at 11AM. Winds are predicted to be cross-onshore at the time the swell arrives.

Wave TypeTime (PDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Mon 30th Mar)5ft (1.5m) 7s
Best Surf 5AM (Fri 3rd Apr)8ft (2.4m) 11s
Most Powerful11AM (Thu 2nd Apr)11ft (3.5m) 12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 6mm), mostly falling on Tue night. Very mild (max 10°C on Mon afternoon, min 4°C on Mon night). Wind will be generally light.

Days 3-6 Weather Summary Heavy rain (total 33mm), heaviest during Wed morning. Very mild (max 11°C on Fri afternoon, min 7°C on Wed night). Winds decreasing (fresh winds from the SSW on Wed morning, light winds from the WSW by Thu night).

Sunday
29
Monday
30
Tuesday
31
Wednesday
01
Thursday
02
Friday
03
Saturday
04
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
2
0
1
2
1
2
1
0
0
0
0
1
2
2
3
2
1
2
1
0
1
Swell
Height Map
Wave Height (m) & direction (?)
1
WNW
0.7
WNW
1.5
NW
1.6
NW
1.8
NW
1.6
NW
1.1
NW
0.5
WNW
0.5
WNW
0.8
WNW
1.3
WNW
1.5
WNW
3.5
W
3
W
2.5
WNW
2
WNW
1.7
WNW
1.3
WNW
1.2
WNW
1.3
WNW
1.2
WNW
Period(s) (?)812778881313121110121211101099910
Wave
Graph
(?)Metric surfscale
Energy kJ (?)13115021825339830813510193164380469366226471426772550286227271258
Wind
(km/h)
5
SW
20
NNW
15
NNE
15
NNE
25
N
5
E
10
SW
15
SW
15
SSE
25
SW
20
WSW
10
SW
20
NW
15
WSW
5
S
5
N
20
NNW
10
NNE
15
N
25
NNW
15
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
on
cross-
off
cross-
off
crossoffcross-
on
cross-
on
cross-
off
cross-
on
oncross-
on
cross-
on
oncrosscrosscrosscross-
off
crosscrosscross
High Tide
/ height (m)
10:09AM
2.20
11:22PM
2.14
11:07AM
2.21
11:54PM
2.26
11:58AM
2.19
12:23AM
2.35
12:45PM
2.15
12:52AM
2.40
1:29PM
2.09
1:19AM
2.42
2:13PM
2.01
1:46AM
2.41
2:56PM
1.92
2:14AM
2.36
Low Tide
/ height (m)
4:55PM
-0.04
5:17AM
0.53
5:36PM
0.02
6:03AM
0.32
6:13PM
0.13
6:44AM
0.14
6:46PM
0.28
7:22AM
0.02
7:18PM
0.44
7:59AM
-0.05
7:49PM
0.61
8:36AM
-0.07
8:20PM
0.78
Sunday
29
Monday
30
Tuesday
31
Wednesday
01
Thursday
02
Friday
03
Saturday
04
Sunrise7:03--7:01--6:58--6:56--6:54--6:54--6:52--
Sunset-7:38--7:39--7:42--7:43--7:44--7:45--7:46-
cloud
cloud
cloud
part cloud
clear
part cloud
cloud
cloud
mod rain
heavy rain
rain showers
mod rain
rain showers
part cloud
part cloud
clear
clear
clear
clear
clear
clear
Rain (mm)
--------617682--------
Temp. °C99671079108109791091011812129
Feels °C (?)760242574451457874874
  • 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 Avalanche Surf forecast

The above surf forecast table for Avalanche provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Avalanche can be found by selecting the local surf guide option on the grey menu. Our Avalanche 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 (Avalanche) 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 Avalanche 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.

Avalanche is 66 km (41 miles) from Corvallis. If you plan a vacation in South Oregon, look for hotels and other accommodation in Corvallis. Corvallis has rooms for a wide range of budgets as well as car hire and transport links.

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