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

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

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

Clear

27°F

-3°C

Humidity 58%
Wind Speed NW 14 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 28 Jan 02:55 AM MST
Extended Forecast for

5 Miles ENE Sun Valley ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 17. East southeast wind around 9 mph.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before 11am.  Cloudy through mid morning, then gradual clearing, with a high near 27. South southwest wind 6 to 9 mph becoming northwest in the morning.  New snow accumulation of less than a half inch possible.

    High: 27 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13. North wind 9 to 11 mph.

    Low: 13 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 28. North northeast wind 5 to 9 mph becoming light and variable.

    High: 28 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 16. West wind around 7 mph becoming north northwest in the evening.

    Low: 16 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny

  • Friday Night

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

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 17. East southeast wind around 9 mph.
Wednesday
A 30 percent chance of snow, mainly before 11am. Cloudy through mid morning, then gradual clearing, with a high near 27. South southwest wind 6 to 9 mph becoming northwest in the morning. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around 13. North wind 9 to 11 mph.
Thursday
Partly sunny, with a high near 28. North northeast wind 5 to 9 mph becoming light and variable.
Thursday Night
Mostly cloudy, with a low around 16. West wind around 7 mph becoming north northwest in the evening.
Friday
Partly sunny, with a high near 34.
Friday Night
Mostly cloudy, with a low around 20.
Saturday
Mostly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 33.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Sun Valley ID
 43.72°N 114.25°W (Elev. 9124 ft)
1:06 am MST Jan 28, 2026
3am MST Jan 28, 2026-6pm MST Feb 3, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database