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

46°F

8°C

Humidity 33%
Wind Speed S 3 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 18 Apr 09:20 PM MDT
Extended Forecast for

12 Miles NNE Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 24. West southwest wind 9 to 15 mph, with gusts as high as 18 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 43. Southwest wind 8 to 13 mph becoming south southwest 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 43 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. South southwest wind 10 to 20 mph, with gusts as high as 29 mph.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 49. Breezy, with a west wind 9 to 14 mph becoming south southwest 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 49 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. Breezy, with a west southwest wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 34 mph.

    Low: 36 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Windy.

    High: 50 °F

    Mostly Sunny
    then Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before midnight, then a slight chance of snow.  Partly cloudy, with a low around 32. Windy.  Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain/Snow and
    Windy then
    Slight Chance
    Snow

  • Wednesday

    Wednesday: Snow likely before noon, then snow showers after noon. Some thunder is also possible.  High near 35. Breezy.  Chance of precipitation is 90%.

    High: 35 °F

    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow likely. The snow could be heavy at times.  Mostly cloudy, with a low around 26. Breezy.  Chance of precipitation is 70%.

    Low: 26 °F

    Heavy Snow
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 24. West southwest wind 9 to 15 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 43. Southwest wind 8 to 13 mph becoming south southwest 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
Partly cloudy, with a low around 32. South southwest wind 10 to 20 mph, with gusts as high as 29 mph.
Monday
Sunny, with a high near 49. Breezy, with a west wind 9 to 14 mph becoming south southwest 18 to 23 mph in the afternoon. Winds could gust as high as 34 mph.
Monday Night
Mostly clear, with a low around 36. Breezy, with a west southwest wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 34 mph.
Tuesday
Mostly sunny, with a high near 50. Windy.
Tuesday Night
A slight chance of rain and snow before midnight, then a slight chance of snow. Partly cloudy, with a low around 32. Windy. Chance of precipitation is 20%.
Wednesday
Snow likely before noon, then snow showers after noon. Some thunder is also possible. High near 35. Breezy. Chance of precipitation is 90%.
Wednesday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 26. Breezy. Chance of precipitation is 70%.
Thursday
Snow. High near 29. 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 19.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 30.
Friday Night
Partly cloudy, with a low around 21.
Saturday
A 20 percent chance of snow. Mostly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Mackay ID
 44.08°N 113.53°W (Elev. 9600 ft)
5:31 pm MDT Apr 18, 2026
9pm 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