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.

Overcast

21°F

-6°C

Humidity 58%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 15 Mar 05:55 AM MDT
Extended Forecast for

7 Miles NNE Mackay ID

  • Today

    Today: Mostly sunny, with a high near 16. Wind chill values as low as -26. Blustery, with a northwest wind 17 to 24 mph, with gusts as high as 28 mph.

    High: 16 °F

    Partly Sunny
    and Blustery
    then Mostly
    Sunny

  • Tonight

    Tonight: A slight chance of snow between 2am and 3am.  Mostly cloudy, with a temperature falling to near 13 by 9pm, then rising to around 17 during the remainder of the night. Wind chill values as low as -4. West northwest wind 15 to 21 mph.  Chance of precipitation is 20%.

    Low: 13 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: A 20 percent chance of snow after noon.  Partly sunny, with a high near 31. Breezy, with a west wind around 22 mph, with gusts as high as 29 mph.

    High: 31 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow before midnight.  Partly cloudy, with a low around 25. Breezy, with a west wind 22 to 24 mph, with gusts as high as 29 mph.

    Low: 25 °F

    Breezy.
    Slight Chance
    Snow then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. Breezy, with a west wind 23 to 25 mph, with gusts as high as 33 mph.

    High: 38 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. Breezy.

    Low: 27 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. Breezy.

    High: 43 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 16. Wind chill values as low as -26. Blustery, with a northwest wind 17 to 24 mph, with gusts as high as 28 mph.
Tonight
A slight chance of snow between 2am and 3am. Mostly cloudy, with a temperature falling to near 13 by 9pm, then rising to around 17 during the remainder of the night. Wind chill values as low as -4. West northwest wind 15 to 21 mph. Chance of precipitation is 20%.
Monday
A 20 percent chance of snow after noon. Partly sunny, with a high near 31. Breezy, with a west wind around 22 mph, with gusts as high as 29 mph.
Monday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 25. Breezy, with a west wind 22 to 24 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 38. Breezy, with a west wind 23 to 25 mph, with gusts as high as 33 mph.
Tuesday Night
Partly cloudy, with a low around 27. Breezy.
Wednesday
Mostly sunny, with a high near 43. Breezy.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 ft)
5:31 am MDT Mar 15, 2026
6am 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