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.

Mostly Cloudy

75°F

24°C

Humidity 50%
Wind Speed S 10 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 22 Aug 03:20 PM MDT
Extended Forecast for

16 Miles NNW Mackay ID

Red Flag Warning August 22, 03:42pm until August 22, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning August 22, 03:42pm until August 22, 09:00pm

    NOW until 9:00pm Sat

    Red Flag Warning

  • This Afternoon

    High: 60 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of rain and thunderstorms before midnight, then a slight chance of rain after 5am.  Mostly cloudy, with a low around 47. Southwest wind 7 to 11 mph.  Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    Showers then
    Slight Chance
    Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 7am.  Snow level 13800 feet lowering to 12900 feet in the afternoon . Mostly sunny, with a high near 59. Breezy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 59 °F

    Breezy.
    Chance Rain
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43. West southwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 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 59. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 59 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Snow level 12800 feet. Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

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

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 60. South wind 10 to 14 mph, with gusts as high as 20 mph.
Tonight
A chance of rain and thunderstorms before midnight, then a slight chance of rain after 5am. Mostly cloudy, with a low around 47. Southwest wind 7 to 11 mph. Chance of precipitation is 50%.
Sunday
A 30 percent chance of rain, mainly before 7am. Snow level 13800 feet lowering to 12900 feet in the afternoon . Mostly sunny, with a high near 59. Breezy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 40 mph.
Sunday Night
Partly cloudy, with a low around 43. West southwest wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 32 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 59. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 46.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Snow level 12800 feet. Mostly sunny, with a high near 59.
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 59.
Wednesday Night
A 20 percent chance of rain before midnight. Snow level 13300 feet lowering to 12500 feet after midnight . Partly cloudy, with a low around 45.
Thursday
A 20 percent chance of rain. Snow level 12400 feet. Mostly sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNW Mackay ID
 44.1°N 113.78°W (Elev. 10531 ft)
12:31 pm MDT Aug 22, 2026
3pm 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