Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. 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 73%
Wind Speed SE 8 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 21 Jan 03:47 PM MST
Extended Forecast for

5 Miles WSW Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around 15. West wind 7 to 14 mph.

    Low: 15 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 23. West wind 5 to 13 mph.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 12. Wind chill values as low as -1. West wind 6 to 10 mph.

    Low: 12 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 16. Wind chill values as low as -4. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 16 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 3. West northwest wind 17 to 20 mph, with gusts as high as 23 mph.

    Low: 3 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 12.

    High: 12 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 19.

    High: 19 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 15. West wind 7 to 14 mph.
Thursday
Mostly sunny, with a high near 23. West wind 5 to 13 mph.
Thursday Night
Mostly cloudy, with a low around 12. Wind chill values as low as -1. West wind 6 to 10 mph.
Friday
Mostly sunny, with a high near 16. Wind chill values as low as -4. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 3. West northwest wind 17 to 20 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 12.
Saturday Night
Mostly clear, with a low around 6.
Sunday
Sunny, with a high near 19.
Sunday Night
Mostly clear, with a low around 9.
Monday
Mostly sunny, with a high near 21.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
Partly cloudy, with a low around 16.
Wednesday
Mostly sunny, with a high near 28.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Mackay ID
 43.89°N 113.71°W (Elev. 9701 ft)
4:31 pm MST Jan 21, 2026
4pm MST Jan 21, 2026-6pm MST Jan 28, 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