Pacific Storm System Across the West; Fire Weather Concerns in the Southeast

A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

57°F

14°C

Humidity 20%
Wind Speed E 4 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 20 Apr 09:35 PM MDT
Extended Forecast for

14 Miles NNW Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around 31. South wind 13 to 15 mph, with gusts as high as 22 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 46. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 46 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after midnight.  Partly cloudy, with a low around 25. Windy, with a south wind 21 to 30 mph, with gusts as high as 44 mph.  New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Partly Cloudy
    and Windy
    then Chance
    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow before noon, then snow showers between noon and 3pm, then snow after 3pm. Some thunder is also possible.  High near 27. Breezy, with a south wind 21 to 25 mph becoming west in the afternoon. Winds could gust as high as 41 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 27 °F

    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before midnight.  Cloudy, with a low around 20. Blustery, with a west northwest wind 23 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 20 °F

    Snow Likely
    and Blustery

  • Thursday

    Thursday: Snow likely, mainly after noon.  Mostly cloudy, with a high near 26. Blustery.  Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 26 °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 13. Blustery.  New snow accumulation of 8 to 12 inches possible.

    Low: 13 °F

    Heavy Snow
    and Blustery

  • Friday

    Friday: Snow likely, mainly after noon.  Partly sunny, with a high near 19. Blustery.  Chance of precipitation is 60%.

    High: 19 °F

    Snow Likely
    and Blustery

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 11.

    Low: 11 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 31. South wind 13 to 15 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 46. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 45 mph.
Tuesday Night
A 30 percent chance of snow after midnight. Partly cloudy, with a low around 25. Windy, with a south wind 21 to 30 mph, with gusts as high as 44 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow before noon, then snow showers between noon and 3pm, then snow after 3pm. Some thunder is also possible. High near 27. Breezy, with a south wind 21 to 25 mph becoming west in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Snow likely, mainly before midnight. Cloudy, with a low around 20. Blustery, with a west northwest wind 23 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow likely, mainly after noon. Mostly cloudy, with a high near 26. Blustery. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 50 percent chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 13. Blustery. New snow accumulation of 8 to 12 inches possible.
Friday
Snow likely, mainly after noon. Partly sunny, with a high near 19. Blustery. Chance of precipitation is 60%.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 11.
Saturday
A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 21.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 12.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 25.
Sunday Night
Partly cloudy, with a low around 17.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNW Mackay ID
 44.08°N 113.74°W (Elev. 10069 ft)
5:31 pm MDT Apr 20, 2026
9pm MDT Apr 20, 2026-6pm MDT Apr 27, 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