Heavy to Excessive Rainfall and Flooding Threats in the Central and Eastern U.S.; Heat and Fire Weather Concerns in the West

Thunderstorms producing excessive rainfall and potential flooding concerns will continue through tonight from the Southern Plains to the East Coast. Areas of greatest concern for flooding are over central Texas and the Mid-Atlantic. Heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue through Monday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

66°F

19°C

Humidity 45%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 14 Jul 02:55 AM MDT
Extended Forecast for

21 Miles NNW Mackay ID

  • Overnight

    Overnight: Clear, with a low around 49. North northwest wind around 9 mph.

    Low: 49 °F

    Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 3pm.  Snow level 12900 feet rising to 13500 feet in the afternoon. Sunny, with a high near 66. West wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 66 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Snow level 13600 feet lowering to 12400 feet after midnight . Mostly clear, with a low around 48. West wind 16 to 21 mph becoming west northwest 10 to 15 mph after midnight. Winds could gust as high as 26 mph.

    Low: 48 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Snow level 12600 feet rising to 13400 feet in the afternoon. Mostly sunny, with a high near 62. Breezy, with a south southwest wind 11 to 16 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 62 °F

    Sunny then
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Snow level 12700 feet lowering to 11600 feet after midnight . Partly cloudy, with a low around 40. Breezy, with a west wind 19 to 24 mph becoming north northwest 11 to 16 mph after midnight. Winds could gust as high as 33 mph.

    Low: 40 °F

    Slight Chance
    T-storms and
    Breezy then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 49. North northwest wind around 9 mph.
Monday
A 20 percent chance of showers and thunderstorms after 3pm. Snow level 12900 feet rising to 13500 feet in the afternoon. Sunny, with a high near 66. West wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 26 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 9pm. Snow level 13600 feet lowering to 12400 feet after midnight . Mostly clear, with a low around 48. West wind 16 to 21 mph becoming west northwest 10 to 15 mph after midnight. Winds could gust as high as 26 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Snow level 12600 feet rising to 13400 feet in the afternoon. Mostly sunny, with a high near 62. Breezy, with a south southwest wind 11 to 16 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 38 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Snow level 12700 feet lowering to 11600 feet after midnight . Partly cloudy, with a low around 40. Breezy, with a west wind 19 to 24 mph becoming north northwest 11 to 16 mph after midnight. Winds could gust as high as 33 mph.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 47.
Friday
Mostly sunny, with a high near 64.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 64.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 63. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NNW Mackay ID
 44.18°N 113.79°W (Elev. 10712 ft)
2:27 am MDT Jul 14, 2025
3am MDT Jul 14, 2025-6pm MDT Jul 20, 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