Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

64°F

18°C

Humidity 52%
Wind Speed NE 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 29 Aug 10:05 AM MDT
Extended Forecast for

9 Miles NNW Mackay ID

  • Today

    Today: Rain and thunderstorms likely before 2pm, then a chance of showers and thunderstorms, mainly between 2pm and 4pm.  Snow level 12100 feet. Partly sunny, with a high near 48. Southwest wind 10 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 60%.

    High: 48 °F

    Showers
    Likely

  • Tonight

    Tonight: Rain and snow likely before 4am, then a chance of snow. Some thunder is also possible.  Snow level 12100 feet lowering to 11200 feet after midnight . Mostly cloudy, with a low around 35. Southwest wind 9 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    Likely

  • Sunday

    Sunday: A 20 percent chance of snow before 7am.  Sunny, with a high near 47. West wind 11 to 13 mph, with gusts as high as 21 mph.

    High: 47 °F

    Slight Chance
    Snow then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51. West northwest wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of rain and snow before midnight.  Snow level 11400 feet. Partly cloudy, with a low around 39. Chance of precipitation is 20%.

    Low: 39 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon.  Snow level 11900 feet. Partly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before midnight.  Snow level 12000 feet lowering to 11200 feet after midnight . Partly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of snow showers after noon, mixing with rain after 3pm. Some thunder is also possible.  Mostly sunny, with a high near 47. Breezy.  Chance of precipitation is 20%.

    High: 47 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow and
    Breezy

Detailed Forecast

Today
Rain and thunderstorms likely before 2pm, then a chance of showers and thunderstorms, mainly between 2pm and 4pm. Snow level 12100 feet. Partly sunny, with a high near 48. Southwest wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Tonight
Rain and snow likely before 4am, then a chance of snow. Some thunder is also possible. Snow level 12100 feet lowering to 11200 feet after midnight . Mostly cloudy, with a low around 35. Southwest wind 9 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
A 20 percent chance of snow before 7am. Sunny, with a high near 47. West wind 11 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Mostly clear, with a low around 33. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 51. West northwest wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A slight chance of rain and snow before midnight. Snow level 11400 feet. Partly cloudy, with a low around 39. Chance of precipitation is 20%.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Snow level 11900 feet. Partly sunny, with a high near 50.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Snow level 12000 feet lowering to 11200 feet after midnight . Partly cloudy, with a low around 36.
Wednesday
A slight chance of snow showers after noon, mixing with rain after 3pm. Some thunder is also possible. Mostly sunny, with a high near 47. Breezy. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 35. Breezy.
Thursday
Partly sunny, with a high near 46. Breezy.
Thursday Night
A slight chance of rain and snow. Partly cloudy, with a low around 35. Chance of precipitation is 20%.
Friday
A slight chance of rain and snow. Mostly sunny, with a high near 47. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Mackay ID
 44.05°N 113.65°W (Elev. 11194 ft)
5:31 am MDT Aug 29, 2026
10am MDT Aug 29, 2026-6pm MDT Sep 4, 2026
 
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Additional Resources

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Hourly Weather Forecast

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