Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

64°F

18°C

Humidity 72%
Wind Speed ENE 3 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Aug 07:35 PM MDT
Extended Forecast for

9 Miles NNW Mackay ID

Red Flag Warning August 22, 07:51pm until August 22, 09:00pm
Click here for hazard details and duration
...
  •  
    Red Flag Warning August 22, 07:51pm until August 22, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • Tonight

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain before noon, then a slight chance of showers and thunderstorms between noon and 2pm.  Snow level 13800 feet lowering to 13000 feet in the afternoon . Mostly sunny, with a high near 58. Breezy, with a southwest wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph.  Chance of precipitation is 40%.

    High: 58 °F

    Chance Rain
    then Slight
    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. West wind 8 to 16 mph, with gusts as high as 31 mph.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of rain after noon.  Snow level 11900 feet rising to 13000 feet in the afternoon. Mostly sunny, with a high near 58. West wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 58 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46. West wind 6 to 9 mph.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Snow level 12900 feet. Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon.  Snow level 13000 feet. Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Tonight
A chance of rain and thunderstorms before midnight, then a slight chance of rain after 5am. Snow level 14700 feet lowering to 13800 feet after midnight . Mostly cloudy, with a low around 47. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.
Sunday
A chance of rain before noon, then a slight chance of showers and thunderstorms between noon and 2pm. Snow level 13800 feet lowering to 13000 feet in the afternoon . Mostly sunny, with a high near 58. Breezy, with a southwest wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 43. West wind 8 to 16 mph, with gusts as high as 31 mph.
Monday
A 20 percent chance of rain after noon. Snow level 11900 feet rising to 13000 feet in the afternoon. Mostly sunny, with a high near 58. West wind 7 to 11 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 46. West wind 6 to 9 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Snow level 12900 feet. Mostly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Snow level 13000 feet. Partly sunny, with a high near 58.
Wednesday Night
A 20 percent chance of rain before midnight. Snow level 13300 feet lowering to 12600 feet after midnight . Partly cloudy, with a low around 45.
Thursday
A 20 percent chance of rain after noon. Snow level 12400 feet. Mostly sunny, with a high near 58.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 56.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Sunny, with a high near 55.
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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 pm MDT Aug 22, 2026
7pm MDT Aug 22, 2026-6pm MDT Aug 29, 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