National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

41°F

5°C

Humidity 44%
Wind Speed N 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 20 Apr 04:35 AM MDT
Extended Forecast for

11 Miles NNW Mackay ID

  • Today

    Today: Sunny, with a high near 39. Breezy, with a south wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 39 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 40. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 32 mph.

    Low: 40 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 40. Windy, with a south wind 21 to 26 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 40 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 23. Windy, with a south wind 24 to 33 mph, with gusts as high as 43 mph. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    Showers and
    Windy

  • Wednesday

    Wednesday: Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 24. Windy, with a south wind 24 to 30 mph becoming west southwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    High: 24 °F

    Heavy Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Snow showers likely. Cloudy, with a low around 20. Windy. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    Low: 20 °F

    Snow Showers
    Likely and
    Windy

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 23. Blustery. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 23 °F

    Snow Likely
    and Blustery

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 15. Blustery.

    Low: 15 °F

    Heavy Snow
    and Blustery

  • Friday

    Friday: A 50 percent chance of snow. Partly sunny, with a high near 22. Blustery.

    High: 22 °F

    Chance Snow
    and Blustery

Detailed Forecast

Today
Sunny, with a high near 39. Breezy, with a south wind 14 to 19 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 33 mph.
Tonight
Partly cloudy, with a steady temperature around 40. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 32 mph.
Tuesday
Sunny, with a high near 40. Windy, with a south wind 21 to 26 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 41 mph.
Tuesday Night
A 40 percent chance of snow showers, mainly after midnight. Mostly cloudy, with a low around 23. Windy, with a south wind 24 to 33 mph, with gusts as high as 43 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 24. Windy, with a south wind 24 to 30 mph becoming west southwest in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Wednesday Night
Snow showers likely. Cloudy, with a low around 20. Windy. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely. Mostly cloudy, with a high near 23. Blustery. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A 50 percent chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 15. Blustery.
Friday
A 50 percent chance of snow. Partly sunny, with a high near 22. Blustery.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 14.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 23.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 15.
Sunday
A 30 percent chance of snow. Mostly sunny, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Mackay ID
 44.06°N 113.71°W (Elev. 10755 ft)
Last Update:
2:01 am MDT Apr 20, 2026
Forecast Valid:
4am MDT Apr 20, 2026-6pm MDT Apr 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation