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

48°F

9°C

Humidity 29%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 18 Apr 08:35 PM MDT
Extended Forecast for

17 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 27. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53. Light and variable wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. South southwest wind 6 to 14 mph, with gusts as high as 25 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 59. South southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. South southwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. Windy.

    High: 59 °F

    Mostly Sunny
    then Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly after midnight.  Snow level 9700 feet lowering to 8700 feet after midnight . Partly cloudy, with a low around 35. Windy.

    Low: 35 °F

    Chance Rain
    and Windy

  • Wednesday

    Wednesday: Rain and snow likely before 9am, then snow showers. Some thunder is also possible.  High near 43. Breezy.  Chance of precipitation is 90%.

    High: 43 °F

    Breezy.
    Rain/Snow
    Likely then
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow likely.  Mostly cloudy, with a low around 29. Breezy.  Chance of precipitation is 70%.

    Low: 29 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 27. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 53. Light and variable wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 36. South southwest wind 6 to 14 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 59. South southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Monday Night
Mostly clear, with a low around 40. South southwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 mph.
Tuesday
Mostly sunny, with a high near 59. Windy.
Tuesday Night
A 30 percent chance of rain, mainly after midnight. Snow level 9700 feet lowering to 8700 feet after midnight . Partly cloudy, with a low around 35. Windy.
Wednesday
Rain and snow likely before 9am, then snow showers. Some thunder is also possible. High near 43. Breezy. Chance of precipitation is 90%.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 29. Breezy. Chance of precipitation is 70%.
Thursday
Snow. High near 38. 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 22.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 39.
Friday Night
Partly cloudy, with a low around 25.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 41.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNW Mackay ID
 44.15°N 113.7°W (Elev. 7877 ft)
5:31 pm MDT Apr 18, 2026
8pm 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