Hourly Weather Forecast - Sun Valley, ID

12 AM
27°F
70%
9mph
W
70% Chance of Flurries
Humidity
77%
Feels like
19°F
Dew Point
21°F
1 AM
26°F
70%
8mph
W
70% Chance of Flurries
Humidity
78%
Feels like
18°F
Dew Point
20°F
2 AM
25°F
60%
8mph
WNW
60% Chance of Flurries
Humidity
78%
Feels like
17°F
Dew Point
19°F
3 AM
24°F
40%
8mph
WNW
40% Chance of Flurries
Humidity
78%
Feels like
15°F
Dew Point
18°F
4 AM
23°F
30%
7mph
WNW
30% Chance of Flurries
Humidity
77%
Feels like
14°F
Dew Point
17°F
5 AM
22°F
20%
7mph
W
Cloudy
Humidity
76%
Feels like
13°F
Dew Point
16°F
6 AM
21°F
30%
7mph
W
30% Chance of Flurries
Humidity
76%
Feels like
12°F
Dew Point
15°F
7 AM
20°F
30%
6mph
WNW
30% Chance of Flurries
Humidity
76%
Feels like
11°F
Dew Point
13°F
8 AM
19°F
30%
6mph
WNW
30% Chance of Flurries
Humidity
76%
Feels like
11°F
Dew Point
13°F
8:07 AM
9 AM
20°F
20%
7mph
W
Mostly Cloudy
Humidity
74%
Feels like
12°F
Dew Point
14°F
10 AM
22°F
20%
7mph
W
Partly Cloudy
Humidity
72%
Feels like
14°F
Dew Point
15°F
11 AM
24°F
20%
8mph
W
Mostly Sunny
Humidity
70%
Feels like
15°F
Dew Point
16°F
12 PM
25°F
30%
8mph
W
30% Chance Snow Showers
Humidity
68%
Feels like
16°F
Dew Point
16°F
1 PM
26°F
30%
9mph
W
30% Chance Snow Showers
Humidity
65%
Feels like
17°F
Dew Point
16°F
2 PM
26°F
30%
9mph
W
30% Chance Snow Showers
Humidity
64%
Feels like
17°F
Dew Point
16°F
3 PM
25°F
20%
8mph
W
Sunny
Humidity
64%
Feels like
17°F
Dew Point
15°F
4 PM
24°F
20%
6mph
W
Sunny
Humidity
66%
Feels like
16°F
Dew Point
14°F

Wind chill temperatures Monday A.M.

Cold Weather Chills the Nation Down to the Gulf

Extreme cold paired with their wind chill values will shiver much of the nation.

Snowfall forecast through Monday evening.

Mid-Atlantic, Great Lakes Snow Piles Up

Monday's Weather Outlook

Monday's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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