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

39°F

4°C

Humidity 32%
Wind Speed SE 9 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 27 Jan 12:47 PM MST
Extended Forecast for

11 Miles ENE Sun Valley ID

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 20. West wind around 10 mph.

    High: 20 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. Wind chill values as low as -5. West southwest wind 11 to 16 mph.

    Low: 12 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 17. Wind chill values as low as -3. West southwest wind 13 to 16 mph, with gusts as high as 21 mph.

    High: 17 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. Wind chill values as low as -11. Northwest wind 16 to 18 mph, with gusts as high as 21 mph.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 19. West wind 10 to 16 mph.

    High: 19 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 24.

    High: 24 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 20. West wind around 10 mph.
Tonight
Mostly cloudy, with a low around 12. Wind chill values as low as -5. West southwest wind 11 to 16 mph.
Wednesday
Mostly cloudy, with a high near 17. Wind chill values as low as -3. West southwest wind 13 to 16 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 8. Wind chill values as low as -11. Northwest wind 16 to 18 mph, with gusts as high as 21 mph.
Thursday
Partly sunny, with a high near 19. West wind 10 to 16 mph.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Mostly cloudy, with a high near 24.
Friday Night
Mostly cloudy, with a low around 16.
Saturday
Partly sunny, with a high near 26.
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 19.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ENE Sun Valley ID
 43.76°N 114.13°W (Elev. 11424 ft)
Last Update:
10:31 am MST Jan 27, 2026
Forecast Valid:
1pm MST Jan 27, 2026-6pm MST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation