Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Partly Cloudy

21°F

-6°C

Humidity 85%
Wind Speed SE 6 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 21 Jan 11:47 AM MST
Extended Forecast for

14 Miles N Sun Valley ID

  • This Afternoon

    This Afternoon: Mostly sunny, with a temperature falling to around 22 by 5pm. West northwest wind around 7 mph.

    High: 26 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 14. West northwest wind around 9 mph.

    Low: 14 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 25. West wind 6 to 9 mph.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 9. Wind chill values as low as -2. West wind around 8 mph.

    Low: 9 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 16. West wind 9 to 11 mph.

    High: 16 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 1.

    Low: 1 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 13.

    High: 13 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 20.

    High: 20 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a temperature falling to around 22 by 5pm. West northwest wind around 7 mph.
Tonight
Partly cloudy, with a low around 14. West northwest wind around 9 mph.
Thursday
Mostly sunny, with a high near 25. West wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 9. Wind chill values as low as -2. West wind around 8 mph.
Friday
Sunny, with a high near 16. West wind 9 to 11 mph.
Friday Night
Mostly clear, with a low around 1.
Saturday
Sunny, with a high near 13.
Saturday Night
Mostly clear, with a low around 4.
Sunday
Sunny, with a high near 20.
Sunday Night
Partly cloudy, with a low around 9.
Monday
Mostly sunny, with a high near 23.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles N Sun Valley ID
 43.87°N 114.28°W (Elev. 10069 ft)
10:31 am MST Jan 21, 2026
12pm MST Jan 21, 2026-6pm MST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database