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.

Mostly Cloudy

16°F

-9°C

Humidity 66%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 21 Feb 01:35 AM MST
Extended Forecast for

6 Miles N Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around -1. Wind chill values as low as -12. West wind around 6 mph.

    Low: -1 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 16. Wind chill values as low as -8. West southwest wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 22 mph.

    High: 16 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 8. Wind chill values as low as -2. South southeast wind 7 to 10 mph.

    Low: 8 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 25. Wind chill values as low as -1. South wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 25 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 13. South wind around 9 mph becoming west after midnight.

    Low: 13 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of snow after 11pm.  Mostly cloudy, with a low around 21. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow.  High near 29. Chance of precipitation is 80%.

    High: 29 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 16. Chance of precipitation is 70%.

    Low: 16 °F

    Snow Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around -1. Wind chill values as low as -12. West wind around 6 mph.
Saturday
Mostly sunny, with a high near 16. Wind chill values as low as -8. West southwest wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 8. Wind chill values as low as -2. South southeast wind 7 to 10 mph.
Sunday
Sunny, with a high near 25. Wind chill values as low as -1. South wind 7 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 13. South wind around 9 mph becoming west after midnight.
Monday
Mostly sunny, with a high near 29.
Monday Night
A 30 percent chance of snow after 11pm. Mostly cloudy, with a low around 21. New snow accumulation of less than a half inch possible.
Tuesday
Snow. High near 29. Chance of precipitation is 80%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 16. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of snow, mainly before 11am. Mostly sunny, with a high near 23. Breezy.
Wednesday Night
A 20 percent chance of snow. Partly cloudy, with a low around 10.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 27.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 16.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 30. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Mackay ID
 44.01°N 113.61°W (Elev. 9623 ft)
11:31 pm MST Feb 20, 2026
1am MST Feb 21, 2026-6pm MST Feb 27, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database