Avalanche surfForecast / Oregon South / USA

information circle16 Day Weather and Surf, issued 10 pm Friday 15 May 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
12.3° 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 Sunday (May 17) at 5AM. The primary swell is predicted to be 2.4m and 12s period with a secondary swell of 0.4m and 14s. 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 3.0m 13s and forecast to arrive on Saturday (May 16) at 2PM. 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 (Sun 17th May)8ft (2.4m) 12s
Best Surf 5AM (Sun 17th May)8ft (2.4m) 12s
Most Powerful 2PM (Sat 16th May)10ft (3.0m) 13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Fri night. Very mild (max 13°C on Mon morning, min 8°C on Sat night). Mainly fresh winds.

Days 5-7 Weather Summary

Mostly dry. Very mild (max 15°C on Thu morning, min 9°C on Tue night). Winds increasing (calm on Tue morning, fresh winds from the NNW by Thu afternoon).

Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
Thursday
21
Fri
22
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Rating
(10 max)
1
1
0
3
3
0
1
0
1
4
1
1
2
2
0
1
0
0
1
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.3
WNW
14
3
WNW
13
3
WNW
13
2.5
WNW
12
2.1
WNW
11
1.9
NW
11
1.8
NW
11
1.5
NW
10
2
WNW
16
2.1
WNW
14
2.1
WNW
13
1.8
WNW
13
2.1
NW
13
1.9
NW
12
1.3
WNW
12
1.1
WNW
11
1
WNW
11
1.7
NNW
6
1.3
WNW
10
1.9
NW
10
2.1
NW
9
Wave Graph
Metric surfscale
Energy kJ
660
2884
2688
1745
1134
878
698
432
1928
1728
1452
1120
1369
961
454
270
222
176
327
653
699
Wind (km/h)
20
WNW
20
WNW
25
NW
15
N
15
N
30
NNW
15
N
20
NNW
25
NNW
10
N
15
NNW
30
NNW
15
N
20
NNW
30
NNW
20
N
20
NNW
30
NNW
20
N
25
NNW
30
NNW
on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross
cross-off
cross-on
cross
cross
cross
cross
cross
cross-on
cross
cross
cross
cross
High Tide
11:31PM2.71m
1:11PM1.98m
00:13AM2.80m
2:05PM2.00m
00:58AM2.81m
2:59PM1.99m
1:47AM2.75m
3:55PM1.96m
2:40AM2.61m
4:53PM1.94m
3:37AM2.40m
5:52PM1.94m
4:42AM2.16m
6:49PM1.98m
Low Tide
6:40AM-0.60m
6:17PM0.78m
7:27AM-0.73m
7:05PM0.86m
8:17AM-0.77m
7:56PM0.91m
9:09AM-0.72m
8:52PM0.95m
10:02AM-0.61m
9:55PM0.97m
10:58AM-0.44m
11:08PM0.95m
11:54AM-0.24m
rain showers
rain showers
light rain
rain showers
part cloud
clear
part cloud
clear
clear
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:47
5:46
5:45
5:43
5:43
5:41
5:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:37
8:37
8:38
8:39
8:40
8:42
8:44
8:45
5
2
1
2
Temp °C
11
11
12
11
12
12
11
13
13
12
14
14
11
13
13
12
15
14
11
13
13
6
6
7
5
8
5
6
9
7
8
11
9
6
9
7
7
12
9
5
7
6
Swell 1
Height (m)
Direction
Period (s)
1.3
WNW
14
3
WNW
13
3
WNW
13
2.5
WNW
12
2.1
WNW
11
0.4
SW
14
0.3
SW
14
0.7
WNW
18
2
WNW
16
2.1
WNW
14
2.1
WNW
13
1.8
WNW
13
2.1
NW
13
1.9
NW
12
1.3
WNW
12
1.1
WNW
11
1
WNW
11
0.9
WNW
11
1.3
WNW
10
0.5
SW
15
0.5
SW
18
Energy kJ
622
2884
2688
1745
1134
53
32
273
1928
1728
1452
1120
1369
961
454
270
222
176
327
112
150
Swell 2
Height (m)
Direction
Period (s)
0.6
SW
15
0.5
SW
15
0.5
SW
15
0.4
SW
15
0.4
SW
14
0.1
SW
18
0.1
SW
18
0.3
SW
14
0.2
WSW
18
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.4
SW
21
0.4
SW
16
0.4
SW
15
0.4
WSW
19
0.4
SW
15
Energy kJ
141
106
106
75
73
13
12
29
31
67
69
68
68
66
117
64
57
148
56
Swell 3
Height (m)
Direction
Period (s)
0.1
W
19
0.1
SW
18
0.1
W
20
0.2
WSW
18
0.2
SSW
13
0.1
W
26
0.1
W
24
0.2
WSW
24
0.1
W
24
0.2
WSW
21
0.4
SW
16
0.1
SW
21
0.2
WSW
19
0.4
SW
15
0.2
WSW
19
Energy kJ
7
12
8
31
17
13
11
54
11
45
64
18
37
55
37
Wind waves
Height (m)
Direction
Period (s)
2.2
WNW
8
1.9
NW
11
1.8
NW
11
1.5
NW
10
0.5
N
4
1.2
NNW
5
1.6
NNW
6
1.7
NNW
6
1.2
NNW
6
1.7
NNW
6
1.5
NNW
7
1.9
NW
10
2.1
NW
9
Energy kJ
660
878
698
432
9
61
190
227
100
175
199
653
699
Nearest Offshore or Glassy
Rating
(10 max)
2
4
1
1
4
2
1
2
4
3
4
2
4
4
1
2
2
2
3
2
1
Distance (km)
388
263
875
875
8
388
388
121
592
496
8
388
713
8
413
496
8
178
517
8
393
Best forecast wave conditions in South Oregon
Rating
(10 max)
4
4
4
Best forecast wave conditions in United States
Rating
(10 max)
3
4
4
3
7
4
2
4
4
2
4
4
4
4
3
4
3
3
3
3
3
Header Global
Rating
(10 max)
4
4
6
4
7
4
4
4
4
4
4
4
6
5
9
6
5
9
7
6
5
  • 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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