Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

27°F

-3°C

Humidity 92%
Wind Speed N 4 MPH
Barometer 29.39 in (995.26 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 18 Feb 01:20 AM MST
Extended Forecast for

6 Miles N Mackay ID

  • Overnight

    Overnight: Snow, mainly before 4am. The snow could be heavy at times.  Low around 6. Wind chill values as low as -3. South wind 8 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 7 inches possible.

    Low: 6 °F

    Heavy Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 3pm. The snow could be heavy at times.  Mostly cloudy, with a high near 13. Wind chill values as low as -4. West wind 7 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 13 °F

    Slight Chance
    Snow then
    Heavy Snow

  • Wednesday Night

    Wednesday Night: A chance of snow before 10pm, then a chance of snow after 11pm.  Cloudy, then gradually becoming partly cloudy, with a low around -2. Wind chill values as low as -18. Northwest wind 9 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%. New snow accumulation of around an inch possible.

    Low: -2 °F

    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow.  Partly sunny and cold, with a high near 9. Wind chill values as low as -16. West wind 7 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.  New snow accumulation of less than a half inch possible.

    High: 9 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around -3. South wind 6 to 10 mph becoming west after midnight.  Little or no snow accumulation expected.

    Low: -3 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 11. Little or no snow accumulation expected.

    High: 11 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around -3.

    Low: -3 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 14.

    High: 14 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 3.

    Low: 3 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Snow, mainly before 4am. The snow could be heavy at times. Low around 6. Wind chill values as low as -3. South wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 3 to 7 inches possible.
Wednesday
Snow likely, mainly after 3pm. The snow could be heavy at times. Mostly cloudy, with a high near 13. Wind chill values as low as -4. West wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
A chance of snow before 10pm, then a chance of snow after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around -2. Wind chill values as low as -18. Northwest wind 9 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New snow accumulation of around an inch possible.
Thursday
A 40 percent chance of snow. Partly sunny and cold, with a high near 9. Wind chill values as low as -16. West wind 7 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around -3. South wind 6 to 10 mph becoming west after midnight. Little or no snow accumulation expected.
Friday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 11. Little or no snow accumulation expected.
Friday Night
Mostly clear, with a low around -3.
Saturday
Sunny, with a high near 14.
Saturday Night
Mostly cloudy, with a low around 3.
Sunday
Partly sunny, with a high near 21.
Sunday Night
A 20 percent chance of snow. Partly cloudy, with a low around 11.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 25.
Monday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 14. Chance of precipitation is 70%.
Tuesday
Snow likely. Mostly cloudy, with a high near 24. Chance of precipitation is 70%.
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)
11:46 pm MST Feb 17, 2026
1am MST Feb 18, 2026-6pm MST Feb 24, 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