Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

32°F

0°C

Humidity 80%
Wind Speed NW 10 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 01 Feb 02:15 AM MST
Extended Forecast for

Sun Valley ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 26. North wind 3 to 5 mph.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 46. Light and variable wind becoming south around 6 mph in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 18. North wind around 6 mph.

    Low: 18 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 43. North wind around 6 mph becoming calm  in the morning.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21. Light and variable wind becoming north northwest around 5 mph in the evening.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. North wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 46. Light and variable wind becoming south around 6 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 18. North wind around 6 mph.
Monday
Sunny, with a high near 43. North wind around 6 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 21. Light and variable wind becoming north northwest around 5 mph in the evening.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Partly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 50.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Sunny, with a high near 53.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
Sun Valley ID
 43.67°N 114.33°W (Elev. 6014 ft)
1:32 am MST Feb 1, 2026
2am MST Feb 1, 2026-6pm MST Feb 7, 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