Sun Valley snow
Ski USA - Idaho

Sun Valley Snow Forecast

Weather Forecast for Sun Valley at 2780 m
Issued: 11 pm  17 Sep 2025 (local time)

The snow forecast for Sun Valley is: Mostly dry. Very mild (max 14°C on Thu afternoon, min 9°C on Wed night). Wind will be generally light.

Sun Valley Weather (Next 3 days): The snow forecast for Sun Valley is: Mostly dry. Very mild (max 14°C on Thu afternoon, min 9°C on Wed night). Wind will be generally light.

Sun Valley Weather (Days 4-6): Mostly dry. Very mild (max 14°C on Tue afternoon, min 4°C on Sun night). Winds decreasing (fresh winds from the W on Sun afternoon, calm by Tue morning).


Sun Valley Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
9
0
clear
Middle Lift: 
12
0
clear
Bottom Lift: 
12
5
clear
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6 Day Forecast
Issued: 11 pm 17 Sep 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
part cloud
cloud
part cloud
part cloud
clear
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
some clouds
clear
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
 km/h
0
W
5
WSW
10
SW
5
SSW
5
S
15
SSW
5
W
5
NW
15
SW
15
W
15
W
35
W
20
NW
5
NW
10
W
5
NE
0
S
5
S
5
E
Snow map
 cm 
 mm 
max°C
10
11
14
12
13
13
12
11
13
10
8
9
5
7
11
9
12
14
13
min°C
9
9
13
11
11
13
10
11
11
8
7
7
4
5
11
9
10
14
12
chill°C 
9
9
12
10
11
12
10
11
10
6
4
2
0
4
10
8
10
14
12
Humid% 
51
44
28
29
30
30
36
34
38
53
72
46
33
15
14
20
20
18
22
Freezing level (m
4250
4200
4550
4500
4350
4550
4450
4350
4500
4200
3800
3950
3500
3650
4350
4450
4500
4750
4750
topliftbotliftSea lvl1000m2000m3000m4000m5000m
101014121213111112988561191114131319231520221519211417188142110182414
Sunrise
7:18
7:20
7:20
7:22
7:24
7:24
Sunset
7:42
7:39
7:37
7:37
7:35
7:32

Snow Radar

Latest snow reports near Sun Valley:

No recent snow reports

No recent snow reports

Sun Valley Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:22 Jun 2025
Snow AlertsCreate Alert
Other resorts in USA - Idaho are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of September has on average:
0.1
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.2
Powder days
Fresh snow, limited sun, any wind.
0.1
Bluebird days
Average snow, mostly sunny, light wind.