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

34°F

1°C

Humidity 74%
Wind Speed NW 9 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 31 Jan 08:47 PM MST
Extended Forecast for

5 Miles S Mackay ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 39. Calm wind becoming east around 6 mph in the afternoon.

    High: 39 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Northeast wind around 6 mph becoming west northwest in the evening.

    Low: 21 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 36. Northwest wind 3 to 6 mph.

    High: 36 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. West northwest wind 3 to 5 mph.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Calm wind.
Sunday
Partly sunny, with a high near 39. Calm wind becoming east around 6 mph in the afternoon.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 21. Northeast wind around 6 mph becoming west northwest in the evening.
Monday
Sunny, with a high near 36. Northwest wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 23. West northwest wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Mostly clear, with a low around 29.
Thursday
Sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 45.
Friday Night
Mostly clear, with a low around 27.
Saturday
Sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Mackay ID
 43.83°N 113.61°W (Elev. 6506 ft)
4:31 pm MST Jan 31, 2026
9pm MST Jan 31, 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