Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

63°F

17°C

Humidity 33%
Wind Speed ENE 3 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 04 Aug 10:35 AM MDT
Extended Forecast for

25 Miles SE Challis ID

  • Today

    Today: Areas of smoke. Sunny, with a high near 70. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 70 °F

    Areas Smoke

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 46. North northwest wind 5 to 13 mph, with gusts as high as 21 mph.

    Low: 46 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Areas of smoke. Sunny, with a high near 74. Light west southwest wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 74 °F

    Areas Smoke

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. West northwest wind 5 to 11 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. South southwest wind 6 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Areas of smoke. Sunny, with a high near 70. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Tonight
Patchy smoke. Mostly clear, with a low around 46. North northwest wind 5 to 13 mph, with gusts as high as 21 mph.
Wednesday
Areas of smoke. Sunny, with a high near 74. Light west southwest wind becoming west northwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 50. West northwest wind 5 to 11 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 78. South southwest wind 6 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles SE Challis ID
 44.26°N 113.84°W (Elev. 8133 ft)
8:06 am MDT Aug 4, 2026
10am MDT Aug 4, 2026-6pm MDT Aug 10, 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