Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

55°F

13°C

Humidity 16%
Wind Speed NNE 3 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 18 Apr 04:35 PM MDT
Extended Forecast for

21 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Southwest wind 11 to 18 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 40. Southwest wind 11 to 20 mph, with gusts as high as 28 mph.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28. Southwest wind 14 to 20 mph, with gusts as high as 26 mph.

    Low: 28 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46. Breezy, with a south southwest wind 14 to 23 mph, with gusts as high as 33 mph.

    High: 46 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Breezy, with a south southeast wind 14 to 22 mph, with gusts as high as 31 mph.

    Low: 32 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. Windy.

    High: 47 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight, then a chance of snow.  Partly cloudy, with a low around 28. Windy.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Slight Chance
    Rain and
    Windy then
    Chance Snow

  • Wednesday

    Wednesday: Snow.  High near 31. Breezy.  Chance of precipitation is 90%.

    High: 31 °F

    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow likely.  Mostly cloudy, with a low around 22. Breezy.  Chance of precipitation is 70%.

    Low: 22 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 20. Southwest wind 11 to 18 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 40. Southwest wind 11 to 20 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 28. Southwest wind 14 to 20 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 46. Breezy, with a south southwest wind 14 to 23 mph, with gusts as high as 33 mph.
Monday Night
Partly cloudy, with a low around 32. Breezy, with a south southeast wind 14 to 22 mph, with gusts as high as 31 mph.
Tuesday
Mostly sunny, with a high near 47. Windy.
Tuesday Night
A slight chance of rain before midnight, then a chance of snow. Partly cloudy, with a low around 28. Windy. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday
Snow. High near 31. Breezy. Chance of precipitation is 90%.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 22. Breezy. Chance of precipitation is 70%.
Thursday
Snow. High near 26. Blustery. Chance of precipitation is 80%.
Thursday Night
A 40 percent chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 16.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 26.
Friday Night
Partly cloudy, with a low around 18.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 28.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NNW Mackay ID
 44.18°N 113.79°W (Elev. 10712 ft)
12:31 pm MDT Apr 18, 2026
4pm MDT Apr 18, 2026-6pm MDT Apr 25, 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