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

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

36°F

2°C

Humidity 37%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 18 Apr 11:00 AM MDT
Extended Forecast for

11 Miles NNW Mackay ID

  • Today

    Today: Partly sunny, with a high near 25. South wind 16 to 20 mph, with gusts as high as 25 mph.

    High: 25 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 19. South wind 11 to 21 mph, with gusts as high as 25 mph.

    Low: 19 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 36. South southwest wind 11 to 20 mph, with gusts as high as 26 mph.

    High: 36 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 28 mph.

    Low: 28 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 31 mph.

    High: 43 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 44. Windy.

    High: 44 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after midnight. Partly cloudy, with a low around 27. Windy.

    Low: 27 °F

    Chance Snow
    and Windy

  • Wednesday

    Wednesday: Snow likely before noon, then snow showers after noon. Some thunder is also possible. High near 30. Breezy. Chance of precipitation is 80%.

    High: 30 °F

    Snow Showers
    and Breezy

Detailed Forecast

Today
Partly sunny, with a high near 25. South wind 16 to 20 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 19. South wind 11 to 21 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 36. South southwest wind 11 to 20 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 14 to 22 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 43. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 31 mph.
Monday Night
Partly cloudy, with a low around 32. Breezy.
Tuesday
Sunny, with a high near 44. Windy.
Tuesday Night
A 30 percent chance of snow, mainly after midnight. Partly cloudy, with a low around 27. Windy.
Wednesday
Snow likely before noon, then snow showers after noon. Some thunder is also possible. High near 30. Breezy. Chance of precipitation is 80%.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 22. Breezy. Chance of precipitation is 60%.
Thursday
Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 25. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 17.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 24.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Mackay ID
 44.06°N 113.71°W (Elev. 10755 ft)
Last Update:
10:06 am MDT Apr 18, 2026
Forecast Valid:
11am MDT Apr 18, 2026-6pm MDT Apr 24, 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