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Sun Valley resort snow
Ski USA - Idaho

Sun Valley Snow Forecast

43.70° N 114.28° W

Weather Forecast for Sun Valley at 1744m altitude

Issued:
5 am 04 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Light rain (total 9.0mm), mostly falling on Sun night. Warm (max 22°C on Sun afternoon, min 8°C on Fri night). Wind will be generally light.

Days 4-6 weather summary:

Light rain (total 3.0mm), mostly falling on Mon morning. Warm (max 22°C on Wed morning, min 5°C on Mon night). Wind will be generally light.

Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
light rain
rain showers
clear
clear
rain showers
part cloud
part cloud
rain showers
rain showers
rain showers
clear
part cloud
part cloud
part cloud
clear
cloud
cloud
light rain
light rain
rain shwrs
clear
clear
rain shwrs
some clouds
some clouds
rain shwrs
rain shwrs
rain shwrs
clear
some clouds
some clouds
some clouds
clear
cloudy
cloudy
km/h
15
SSW
15
SW
5
N
5
ENE
20
S
5
NW
5
E
20
S
0
SE
15
SW
20
SW
5
NNW
5
SSE
10
S
5
NE
5
S
10
SSW
5
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
2
2
1
1
3
2
1
max °C
14
16
13
19
21
16
20
22
15
13
12
7
17
19
14
22
22
17
min °C
11
16
8
14
20
11
16
22
9
10
12
5
11
19
12
18
21
14
 chill °C
9
15
7
14
20
11
16
22
9
8
10
3
11
19
12
18
21
14
Humid %
75
57
79
63
38
49
46
29
38
62
56
68
51
23
29
26
22
31
Freeze m
3300
3700
3750
3850
4150
4250
4050
4250
4150
3050
3100
3300
3650
4100
4450
4350
4500
4550
Sea lvl1000m2000m3000m4000m5000m
47781110101373346101112131113161117211418221212126141913202216
Sunrise
7:03
7:03
7:05
7:05
7:07
7:09
Sunset
8:07
8:06
8:04
8:01
8:00
7:58

Days 7-16 weather summary:

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Avalanche information: National Avalanche Center


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:26 Apr 2026
Snow AlertsCreate Alert
Other resorts in USA - Idaho are reporting: powder (0) / good piste (0)

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Snow History

Week 1 of September has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.

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