National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

23°F

-5°C

Humidity 62%
Wind Speed NNW 9 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 27 Jan 02:55 AM MST
Extended Forecast for

2 Miles NNW Sun Valley ID

  • Overnight

    Overnight: Mostly clear, with a low around 12. North wind 3 to 5 mph.

    Low: 12 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 37. North wind around 5 mph becoming calm in the morning.

    High: 37 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 16. Light north wind.

    Low: 16 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Light and variable wind becoming west northwest around 6 mph in the afternoon.

    High: 35 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 14. North northwest wind around 6 mph.

    Low: 14 °F

    Patchy Fog

  • Thursday

    Thursday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 12. North wind 3 to 5 mph.
Tuesday
Sunny, with a high near 37. North wind around 5 mph becoming calm in the morning.
Tuesday Night
Mostly cloudy, with a low around 16. Light north wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Light and variable wind becoming west northwest around 6 mph in the afternoon.
Wednesday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 14. North northwest wind around 6 mph.
Thursday
Partly sunny, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
Mostly cloudy, with a high near 40.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Partly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 23.
Sunday
Partly sunny, with a high near 45.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Sun Valley ID
 43.71°N 114.34°W (Elev. 6004 ft)
Last Update:
1:38 am MST Jan 27, 2026
Forecast Valid:
3am MST Jan 27, 2026-6pm MST Feb 2, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation