Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Mostly Cloudy

63°F

17°C

Humidity 42%
Wind Speed W 14 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 04 Sep 08:15 PM MDT
Extended Forecast for

Challis ID

  • Tonight

    Tonight: Scattered showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then scattered showers and thunderstorms after 1am.  Mostly cloudy, with a low around 44. West wind 5 to 8 mph becoming calm  in the evening.  Chance of precipitation is 60%.

    Low: 44 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 4pm.  Partly sunny, then gradually becoming sunny, with a high near 78. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers between midnight and 4am.  Partly cloudy, with a low around 45. Southwest wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    Low: 45 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 80. Light and variable wind becoming south 10 to 15 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 80 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers after 9pm.  Low around 47. South southwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 22 mph.  Chance of precipitation is 80%.

    Low: 47 °F

    Chance
    Showers then
    Showers

  • Labor Day

    Labor Day: Showers before 9am, then showers and possibly a thunderstorm between 9am and noon, then a chance of showers and thunderstorms after noon.  High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Tuesday Night

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

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 1am, then scattered showers and thunderstorms after 1am. Mostly cloudy, with a low around 44. West wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%.
Saturday
A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 4pm. Partly sunny, then gradually becoming sunny, with a high near 78. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers between midnight and 4am. Partly cloudy, with a low around 45. Southwest wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Light and variable wind becoming south 10 to 15 mph in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
A chance of showers and thunderstorms, then showers after 9pm. Low around 47. South southwest wind 9 to 14 mph becoming light and variable. Winds could gust as high as 22 mph. Chance of precipitation is 80%.
Labor Day
Showers before 9am, then showers and possibly a thunderstorm between 9am and noon, then a chance of showers and thunderstorms after noon. High near 66. Chance of precipitation is 80%.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
A 20 percent chance of rain. Mostly sunny, with a high near 79.
Thursday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 48.
Friday
A 30 percent chance of rain and thunderstorms. Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Challis ID
 44.51°N 114.22°W (Elev. 5151 ft)
5:31 pm MDT Sep 4, 2026
8pm MDT Sep 4, 2026-6pm MDT Sep 11, 2026
 
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Additional Resources

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Hourly Weather Forecast

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