Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

23°F

-5°C

Humidity 67%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 18 Apr 04:35 AM MDT
Extended Forecast for

23 Miles NW Mackay ID

  • Today

    Today: Partly sunny, with a high near 44. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 44 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. South wind 5 to 10 mph becoming light  after midnight.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. South wind 5 to 10 mph becoming light  after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 60. Light south wind becoming south southwest 8 to 13 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 62. Breezy.

    High: 62 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight.  Partly cloudy, with a low around 38. Breezy.

    Low: 38 °F

    Partly Cloudy
    and Breezy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then rain and snow showers likely between noon and 3pm, then snow showers likely after 3pm. Some thunder is also possible.  Mostly cloudy, with a high near 47. Chance of precipitation is 70%.

    High: 47 °F

    Rain/Snow
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 44. Calm wind becoming south 5 to 9 mph in the afternoon.
Tonight
Mostly clear, with a low around 29. South wind 5 to 10 mph becoming light after midnight.
Sunday
Sunny, with a high near 56. Calm wind becoming south 5 to 9 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 37. South wind 5 to 10 mph becoming light after midnight.
Monday
Mostly sunny, with a high near 60. Light south wind becoming south southwest 8 to 13 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 62. Breezy.
Tuesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 38. Breezy.
Wednesday
A chance of rain and snow before noon, then rain and snow showers likely between noon and 3pm, then snow showers likely after 3pm. Some thunder is also possible. Mostly cloudy, with a high near 47. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 32.
Thursday
Snow likely. Mostly cloudy, with a high near 42. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 27.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles NW Mackay ID
 44.17°N 113.88°W (Elev. 6821 ft)
1:26 am MDT Apr 18, 2026
4am MDT Apr 18, 2026-6pm MDT Apr 24, 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