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.

Partly Cloudy

12°F

-11°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Last update 20 Feb 06:35 AM MST
Extended Forecast for

7 Miles NNE Mackay ID

  • Today

    Today: Mostly sunny and cold, with a high near 4. Wind chill values as low as -32. West wind 15 to 17 mph, with gusts as high as 22 mph.

    High: 4 °F

    Cold

  • Tonight

    Tonight: Partly cloudy, with a low around -4. Wind chill values as low as -23. West northwest wind around 15 mph.

    Low: -4 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 9. Wind chill values as low as -22. West wind 14 to 21 mph becoming south in the afternoon. Winds could gust as high as 26 mph.

    High: 9 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 3. Wind chill values as low as -14. Breezy, with a south wind 15 to 22 mph, with gusts as high as 25 mph.

    Low: 3 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 17. South southeast wind 14 to 18 mph, with gusts as high as 24 mph.

    High: 17 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 22.

    High: 22 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 16. Breezy.

    Low: 16 °F

    Chance Snow
    and Breezy

  • Tuesday

    Tuesday: Snow.  High near 21. Breezy.  Chance of precipitation is 80%.

    High: 21 °F

    Snow and
    Breezy

Detailed Forecast

Today
Mostly sunny and cold, with a high near 4. Wind chill values as low as -32. West wind 15 to 17 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around -4. Wind chill values as low as -23. West northwest wind around 15 mph.
Saturday
Mostly sunny and cold, with a high near 9. Wind chill values as low as -22. West wind 14 to 21 mph becoming south in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
Mostly cloudy, with a low around 3. Wind chill values as low as -14. Breezy, with a south wind 15 to 22 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 17. South southeast wind 14 to 18 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 8.
Monday
Partly sunny, with a high near 22.
Monday Night
A 50 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 16. Breezy.
Tuesday
Snow. High near 21. Breezy. Chance of precipitation is 80%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 11. Breezy. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of snow. Partly sunny, with a high near 18.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 8.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 ft)
4:31 am MST Feb 20, 2026
6am MST Feb 20, 2026-6pm MST Feb 26, 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