Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms are possible from the Ohio Valley to the central Plains this evening, and the threat will expand into the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Alaska through this evening and for the Four Corners region through Monday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

82°F

28°C

Humidity 12%
Wind Speed NW 8 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 21 Jun 05:05 PM MDT
Extended Forecast for

18 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 34. West wind 9 to 16 mph becoming north northwest after midnight. Winds could gust as high as 22 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 52. West wind 9 to 18 mph, with gusts as high as 25 mph.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 34. Northwest wind 10 to 17 mph, with gusts as high as 24 mph.

    Low: 34 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55. West wind 6 to 15 mph, with gusts as high as 22 mph.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. West northwest wind 9 to 17 mph, with gusts as high as 24 mph.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 55.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 34. West wind 9 to 16 mph becoming north northwest after midnight. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 52. West wind 9 to 18 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 34. Northwest wind 10 to 17 mph, with gusts as high as 24 mph.
Tuesday
Sunny, with a high near 55. West wind 6 to 15 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 41. West northwest wind 9 to 17 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 50. Breezy.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 33. Breezy.
Saturday
A 40 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 37. Breezy.
Saturday Night
A 30 percent chance of snow showers. Some thunder is also possible. Partly cloudy, with a low around 23. Breezy.
Sunday
A 30 percent chance of snow showers. Some thunder is also possible. Mostly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
12:41 pm MDT Jun 21, 2026
5pm MDT Jun 21, 2026-6pm MDT Jun 28, 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