Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Partly Cloudy

37°F

3°C

Humidity 51%
Wind Speed SE 13 MPH
Barometer 30.42 in (1030.14 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 29 Jan 12:47 PM MST
Extended Forecast for

17 Miles ENE Sun Valley ID

  • This Afternoon

    This Afternoon: A slight chance of snow between 2pm and 3pm.  Mostly cloudy, with a high near 17. West northwest wind around 11 mph.  Chance of precipitation is 20%.

    High: 17 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. Wind chill values as low as -3. West northwest wind 11 to 14 mph.

    Low: 11 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 25. Wind chill values as low as -3. West wind 9 to 14 mph.

    High: 25 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 15. Wind chill values as low as zero. West wind 10 to 16 mph.

    Low: 15 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 27. West northwest wind 10 to 17 mph becoming southwest in the afternoon.

    High: 27 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of snow between 2pm and 3pm. Mostly cloudy, with a high near 17. West northwest wind around 11 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 11. Wind chill values as low as -3. West northwest wind 11 to 14 mph.
Friday
Partly sunny, with a high near 25. Wind chill values as low as -3. West wind 9 to 14 mph.
Friday Night
Mostly cloudy, with a low around 15. Wind chill values as low as zero. West wind 10 to 16 mph.
Saturday
Mostly sunny, with a high near 27. West northwest wind 10 to 17 mph becoming southwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 22.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Sunny, with a high near 23.
Tuesday Night
Mostly clear, with a low around 13.
Wednesday
Sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles ENE Sun Valley ID
 43.79°N 114.02°W (Elev. 11014 ft)
10:31 am MST Jan 29, 2026
1pm MST Jan 29, 2026-6pm MST Feb 4, 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