Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.

Clear

21°F

-6°C

Humidity 57%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 15 Mar 03:05 AM MDT
Extended Forecast for

6 Miles N Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 2. Wind chill values as low as -19. North northwest wind 15 to 18 mph, with gusts as high as 31 mph.

    Low: 2 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 21. Wind chill values as low as -15. West northwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 21 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of snow between 2am and 3am.  Mostly cloudy, with a low around 18. West northwest wind 8 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.

    Low: 18 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: A 20 percent chance of snow after noon.  Partly sunny, with a high near 37. West wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 37 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight.  Partly cloudy, with a low around 28. West wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 2. Wind chill values as low as -19. North northwest wind 15 to 18 mph, with gusts as high as 31 mph.
Sunday
Mostly sunny, with a high near 21. Wind chill values as low as -15. West northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Sunday Night
A slight chance of snow between 2am and 3am. Mostly cloudy, with a low around 18. West northwest wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Monday
A 20 percent chance of snow after noon. Partly sunny, with a high near 37. West wind 10 to 14 mph, with gusts as high as 24 mph.
Monday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 28. West wind 10 to 14 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 43.
Tuesday Night
Partly cloudy, with a low around 31.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Mackay ID
 44.01°N 113.61°W (Elev. 9623 ft)
12:31 am MDT Mar 15, 2026
3am MDT Mar 15, 2026-6pm MDT Mar 21, 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