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.

Rain

63°F

17°C

Humidity 77%
Wind Speed NNE 5 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 13 Aug 06:00 PM MDT
Extended Forecast for

7 Miles NNE Mackay ID

Red Flag Warning until August 13, 09:00pm
Click here for hazard details and duration
...
  •  
    Red Flag Warning until August 13, 09:00pm

    NOW until 9:00pm Thu

    Red Flag Warning

  • Tonight

    Low: 40 °F

    Showers
    Likely then
    Mostly Cloudy

  • Friday

    Friday: Rain and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Snow level 12200 feet rising to 12900 feet in the afternoon. High near 47. South southwest wind 5 to 11 mph.  Chance of precipitation is 80%.

    High: 47 °F

    Chance Rain
    then Showers

  • Friday Night

    Friday Night: A chance of rain and thunderstorms before 11pm, then a chance of rain between 11pm and midnight.  Snow level 12800 feet lowering to 12300 feet after midnight . Mostly cloudy, with a low around 40. West southwest wind 5 to 7 mph.  Chance of precipitation is 50%.

    Low: 40 °F

    Chance Rain
    then Mostly
    Cloudy

  • Saturday

    Saturday: Showers and possibly a thunderstorm after noon.  Snow level 12200 feet rising to 12800 feet in the afternoon. High near 50. West wind 5 to 9 mph becoming south in the afternoon.  Chance of precipitation is 80%.

    High: 50 °F

    Partly Sunny
    then Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Snow level 12600 feet. Partly cloudy, with a low around 41. Northwest wind 5 to 7 mph.  Chance of precipitation is 40%.

    Low: 41 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon.  Snow level 12300 feet rising to 12900 feet in the afternoon. Mostly sunny, with a high near 54.

    High: 54 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Snow level 12800 feet. Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Showers and thunderstorms likely before 9pm, then a chance of rain between 9pm and midnight. Snow level 13000 feet lowering to 12300 feet after midnight . Cloudy, then gradually becoming partly cloudy, with a low around 40. West wind 5 to 8 mph. Chance of precipitation is 70%.
Friday
Rain and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Snow level 12200 feet rising to 12900 feet in the afternoon. High near 47. South southwest wind 5 to 11 mph. Chance of precipitation is 80%.
Friday Night
A chance of rain and thunderstorms before 11pm, then a chance of rain between 11pm and midnight. Snow level 12800 feet lowering to 12300 feet after midnight . Mostly cloudy, with a low around 40. West southwest wind 5 to 7 mph. Chance of precipitation is 50%.
Saturday
Showers and possibly a thunderstorm after noon. Snow level 12200 feet rising to 12800 feet in the afternoon. High near 50. West wind 5 to 9 mph becoming south in the afternoon. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Snow level 12600 feet. Partly cloudy, with a low around 41. Northwest wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Snow level 12300 feet rising to 12900 feet in the afternoon. Mostly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
A 20 percent chance of showers and thunderstorms after noon. Snow level 12800 feet. Partly sunny, with a high near 54.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Snow level 13000 feet. Mostly cloudy, with a low around 44. Chance of precipitation is 40%.
Tuesday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Snow level 12600 feet. Partly sunny, with a high near 53. Chance of precipitation is 50%.
Tuesday Night
A 20 percent chance of rain and thunderstorms. Snow level 12800 feet lowering to 12200 feet after midnight . Mostly cloudy, with a low around 42.
Wednesday
A 30 percent chance of rain. Snow level 12000 feet rising to 12600 feet in the afternoon. Partly sunny, with a high near 52.
Wednesday Night
A 20 percent chance of rain. Snow level 12700 feet lowering to 12000 feet after midnight . Partly cloudy, with a low around 41.
Thursday
A 20 percent chance of rain. Snow level 11900 feet rising to 12500 feet in the afternoon. Mostly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 43.99°N 113.55°W (Elev. 9961 ft)
5:31 pm MDT Aug 13, 2026
6pm MDT Aug 13, 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