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 55%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 29 Aug 10:20 AM MDT
Extended Forecast for

13 Miles NNW Mackay ID

  • Today

    Today: Rain likely before noon, then a chance of showers and thunderstorms, mainly between noon and 4pm.  Snow level 12000 feet. Partly sunny, with a high near 51. Southwest wind 11 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%.

    High: 51 °F

    Rain Likely
    then Chance
    T-storms

  • Tonight

    Tonight: Rain and thunderstorms likely before 3am, then a chance of rain.  Snow level 12000 feet lowering to 10700 feet after midnight . Mostly cloudy, with a low around 36. Southwest wind 9 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Sunday

    Sunday: Sunny, with a high near 49. West wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. West northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 55. West northwest wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 55 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight.  Snow level 11400 feet. Partly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon.  Snow level 11800 feet. Mostly sunny, with a high near 54.

    High: 54 °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 11000 feet after midnight . Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Snow level 10600 feet. Mostly sunny, with a high near 50. Breezy.

    High: 50 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

Detailed Forecast

Today
Rain likely before noon, then a chance of showers and thunderstorms, mainly between noon and 4pm. Snow level 12000 feet. Partly sunny, with a high near 51. Southwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Tonight
Rain and thunderstorms likely before 3am, then a chance of rain. Snow level 12000 feet lowering to 10700 feet after midnight . Mostly cloudy, with a low around 36. Southwest wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Sunday
Sunny, with a high near 49. West wind 11 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 33. West northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 55. West northwest wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A 20 percent chance of rain before midnight. Snow level 11400 feet. Partly cloudy, with a low around 40.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Snow level 11800 feet. Mostly sunny, with a high near 54.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Snow level 12000 feet lowering to 11000 feet after midnight . Mostly cloudy, with a low around 37.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Snow level 10600 feet. Mostly sunny, with a high near 50. Breezy.
Wednesday Night
Mostly cloudy, with a low around 37. Breezy.
Thursday
Partly sunny, with a high near 49. Breezy.
Thursday Night
A slight chance of rain and snow. Snow level 10600 feet. Partly cloudy, with a low around 36. Breezy. Chance of precipitation is 20%.
Friday
A slight chance of rain and snow. Snow level 10500 feet rising to 11000 feet in the afternoon. Mostly sunny, with a high near 49. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Mackay ID
 44.08°N 113.74°W (Elev. 10069 ft)
5:31 am MDT Aug 29, 2026
10am MDT Aug 29, 2026-6pm MDT Sep 4, 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