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 critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday 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.

Clear

16°F

-9°C

Humidity 61%
Wind Speed NNE 5 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 20 Feb 12:05 AM MST
Extended Forecast for

16 Miles NW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around -5. Wind chill values as low as -22. South wind around 10 mph becoming west northwest.

    Low: -5 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near 7. Wind chill values as low as -22. West northwest wind 10 to 14 mph.

    High: 7 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -1. Wind chill values as low as -19. North northwest wind 11 to 13 mph becoming west southwest after midnight.

    Low: -1 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 15. Wind chill values as low as -16. South wind 14 to 16 mph, with gusts as high as 21 mph.

    High: 15 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 9. South wind around 18 mph, with gusts as high as 22 mph.

    Low: 9 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 23.

    High: 23 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 23. Breezy.

    Low: 23 °F

    Chance Snow
    and Breezy

Detailed Forecast

Overnight
Partly cloudy, with a low around -5. Wind chill values as low as -22. South wind around 10 mph becoming west northwest.
Friday
Mostly sunny and cold, with a high near 7. Wind chill values as low as -22. West northwest wind 10 to 14 mph.
Friday Night
Partly cloudy, with a low around -1. Wind chill values as low as -19. North northwest wind 11 to 13 mph becoming west southwest after midnight.
Saturday
Mostly sunny, with a high near 15. Wind chill values as low as -16. South wind 14 to 16 mph, with gusts as high as 21 mph.
Saturday Night
Mostly cloudy, with a low around 9. South wind around 18 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 23.
Sunday Night
Partly cloudy, with a low around 14.
Monday
Partly sunny, with a high near 27.
Monday Night
A 50 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 23. Breezy.
Tuesday
Snow. High near 25. Breezy. Chance of precipitation is 80%.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 14. Breezy. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of snow. Partly sunny, with a high near 22.
Wednesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 13.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NW Mackay ID
 44.09°N 113.81°W (Elev. 10318 ft)
11:46 pm MST Feb 19, 2026
12am 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