Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

33°F

1°C

Humidity 29%
Wind Speed N 0 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 20 Feb 03:55 PM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around -4. Wind chill values as low as -25. Southwest wind 15 to 17 mph, with gusts as high as 21 mph.

    Low: -4 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 13. Wind chill values as low as -21. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 28 mph.

    High: 13 °F

    Mostly Sunny
    then
    Increasing
    Clouds and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 6. Wind chill values as low as -14. Breezy, with a south wind around 24 mph, with gusts as high as 28 mph.

    Low: 6 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 20. Wind chill values as low as -15. Breezy, with a south wind around 22 mph, with gusts as high as 26 mph.

    High: 20 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 10. Breezy, with a south southwest wind around 23 mph.

    Low: 10 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Partly sunny, with a high near 23.

    High: 23 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 19. Breezy.  New snow accumulation of around an inch possible.

    Low: 19 °F

    Chance Snow
    and Breezy

  • Tuesday

    Tuesday: Snow.  High near 23. Breezy.  Chance of precipitation is 90%.

    High: 23 °F

    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 11. Breezy.  Chance of precipitation is 70%.

    Low: 11 °F

    Breezy. Snow
    Likely then
    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around -4. Wind chill values as low as -25. Southwest wind 15 to 17 mph, with gusts as high as 21 mph.
Saturday
Increasing clouds, with a high near 13. Wind chill values as low as -21. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 6. Wind chill values as low as -14. Breezy, with a south wind around 24 mph, with gusts as high as 28 mph.
Sunday
Sunny, with a high near 20. Wind chill values as low as -15. Breezy, with a south wind around 22 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 10. Breezy, with a south southwest wind around 23 mph.
Monday
Partly sunny, with a high near 23.
Monday Night
A 50 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 19. Breezy. New snow accumulation of around an inch possible.
Tuesday
Snow. High near 23. Breezy. Chance of precipitation is 90%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 11. Breezy. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 16. Breezy.
Wednesday Night
A 30 percent chance of snow. Partly cloudy, with a low around 6. Breezy.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 20. Breezy.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 13. Breezy.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 23. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
12:26 pm MST Feb 20, 2026
4pm MST Feb 20, 2026-6pm MST Feb 27, 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