Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

55°F

13°C

Humidity 93%
Wind Speed S 3 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 14 Aug 02:20 AM MDT
Extended Forecast for

14 Miles NNE Mackay ID

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 49. Calm wind.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Rain and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm.  High near 59. Calm wind becoming south 5 to 9 mph in the morning.  Chance of precipitation is 80%.

    High: 59 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, with a low around 46. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 46 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Rain likely and possibly a thunderstorm before 2pm, then showers and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm.  High near 61. Calm wind becoming south 5 to 7 mph in the morning.  Chance of precipitation is 80%.

    High: 61 °F

    Slight Chance
    Rain then
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 46. West southwest wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 50%.

    Low: 46 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 65.

    High: 65 °F

    Sunny then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 50. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight.  Mostly cloudy, with a low around 49. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely then
    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 49. Calm wind.
Friday
Rain and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 59. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 80%.
Friday Night
A 40 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 46. West northwest wind around 6 mph becoming calm in the evening.
Saturday
Rain likely and possibly a thunderstorm before 2pm, then showers and possibly a thunderstorm between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. High near 61. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 46. West southwest wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 50%.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 65.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of rain between 9pm and midnight. Mostly cloudy, with a low around 50. Chance of precipitation is 20%.
Monday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 66.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Tuesday
A chance of rain before noon, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 64. Chance of precipitation is 50%.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 64.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNE Mackay ID
 44.1°N 113.51°W (Elev. 7897 ft)
12:31 am MDT Aug 14, 2026
2am MDT Aug 14, 2026-6pm MDT Aug 20, 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