Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

86°F

30°C

Humidity 19%
Wind Speed NW 8 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 12 Jul 08:00 PM MDT
Extended Forecast for

18 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 45. Northwest wind 9 to 13 mph becoming northeast after midnight.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Snow level 13000 feet rising to 14300 feet in the afternoon. Sunny, with a high near 62. West southwest wind 8 to 13 mph.  Chance of precipitation is 20%.

    High: 62 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight.  Snow level 14300 feet lowering to 13600 feet after midnight . Partly cloudy, with a low around 46. Northwest wind 10 to 13 mph.

    Low: 46 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Snow level 13200 feet. Mostly sunny, with a high near 61. West wind 9 to 16 mph, with gusts as high as 23 mph.

    High: 61 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. West northwest wind 11 to 18 mph, with gusts as high as 24 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Snow level 12700 feet. Mostly sunny, with a high near 58. Breezy.

    High: 58 °F

    Sunny then
    Chance
    Showers and
    Breezy

  • Tuesday Night

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

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Wednesday Night

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

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 45. Northwest wind 9 to 13 mph becoming northeast after midnight.
Sunday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Snow level 13000 feet rising to 14300 feet in the afternoon. Sunny, with a high near 62. West southwest wind 8 to 13 mph. Chance of precipitation is 20%.
Sunday Night
A 20 percent chance of showers before midnight. Snow level 14300 feet lowering to 13600 feet after midnight . Partly cloudy, with a low around 46. Northwest wind 10 to 13 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Snow level 13200 feet. Mostly sunny, with a high near 61. West wind 9 to 16 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 44. West northwest wind 11 to 18 mph, with gusts as high as 24 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Snow level 12700 feet. Mostly sunny, with a high near 58. Breezy.
Tuesday Night
Mostly clear, with a low around 40.
Wednesday
Sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 43.
Friday
Mostly sunny, with a high near 59.
Friday Night
Mostly clear, with a low around 43.
Saturday
Sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
5:31 pm MDT Jul 12, 2025
8pm MDT Jul 12, 2025-6pm MDT Jul 19, 2025
 
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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