Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

63°F

17°C

Humidity 45%
Wind Speed SE 3 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 28 Aug 06:35 AM MDT
Extended Forecast for

12 Miles NNW Mackay ID

  • Today

    Today: Rain likely before 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Snow level 13100 feet lowering to 12600 feet in the afternoon . Mostly cloudy, with a high near 48. South southwest wind 9 to 15 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%.

    High: 48 °F

    Showers
    Likely

  • Tonight

    Tonight: A 50 percent chance of rain after 3am.  Snow level 13000 feet lowering to 12400 feet after midnight . Mostly cloudy, with a low around 40. Southwest wind around 9 mph.

    Low: 40 °F

    Chance Rain

  • Saturday

    Saturday: Rain and thunderstorms likely before 4pm, then a chance of showers and thunderstorms, mainly between 4pm and 5pm.  Snow level 12300 feet. Mostly cloudy, with a high near 46. Southwest wind 9 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%.

    High: 46 °F

    Chance Rain
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Rain likely before 3am, then rain likely, possibly mixed with snow. Some thunder is also possible.  Snow level 12100 feet lowering to 11100 feet after midnight . Mostly cloudy, with a low around 36. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Showers then
    Rain/Snow
    Likely

  • Sunday

    Sunday: A 20 percent chance of snow before noon.  Mostly sunny, with a high near 44. West southwest wind 14 to 17 mph, with gusts as high as 25 mph.

    High: 44 °F

    Slight Chance
    Snow then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight.  Snow level 11600 feet. Partly cloudy, with a low around 38.

    Low: 38 °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 49.

    High: 49 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Rain likely before 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Snow level 13100 feet lowering to 12600 feet in the afternoon . Mostly cloudy, with a high near 48. South southwest wind 9 to 15 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Tonight
A 50 percent chance of rain after 3am. Snow level 13000 feet lowering to 12400 feet after midnight . Mostly cloudy, with a low around 40. Southwest wind around 9 mph.
Saturday
Rain and thunderstorms likely before 4pm, then a chance of showers and thunderstorms, mainly between 4pm and 5pm. Snow level 12300 feet. Mostly cloudy, with a high near 46. Southwest wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Saturday Night
Rain likely before 3am, then rain likely, possibly mixed with snow. Some thunder is also possible. Snow level 12100 feet lowering to 11100 feet after midnight . Mostly cloudy, with a low around 36. Southwest wind 10 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 noon. Mostly sunny, with a high near 44. West southwest wind 14 to 17 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 32.
Monday
Sunny, with a high near 50.
Monday Night
A 20 percent chance of rain before midnight. Snow level 11600 feet. Partly cloudy, with a low around 38.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Snow level 11800 feet. Mostly sunny, with a high near 49.
Tuesday Night
A 30 percent chance of rain, mainly before midnight. Snow level 11700 feet lowering to 10800 feet after midnight . Partly cloudy, with a low around 36.
Wednesday
A slight chance of rain and snow. Mostly sunny, with a high near 46. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 35.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNW Mackay ID
 44.06°N 113.71°W (Elev. 10755 ft)
5:31 am MDT Aug 28, 2026
6am MDT Aug 28, 2026-6pm MDT Sep 3, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database