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

60°F

16°C

Humidity 33%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 04 Aug 09:55 AM MDT
Extended Forecast for

7 Miles NNE Mackay ID

  • Today

    Today: Areas of smoke. Sunny, with a high near 56. West wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 56 °F

    Areas Smoke

  • Tonight

    Tonight: Patchy smoke. Mostly clear, with a low around 40. West wind 13 to 15 mph becoming north in the evening. Winds could gust as high as 21 mph.

    Low: 40 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Areas of smoke. Sunny, with a high near 60. West wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 60 °F

    Areas Smoke

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 44. West northwest wind 11 to 15 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. West wind 11 to 17 mph, with gusts as high as 25 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

Today
Areas of smoke. Sunny, with a high near 56. West wind 7 to 13 mph, with gusts as high as 21 mph.
Tonight
Patchy smoke. Mostly clear, with a low around 40. West wind 13 to 15 mph becoming north in the evening. Winds could gust as high as 21 mph.
Wednesday
Areas of smoke. Sunny, with a high near 60. West wind 8 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 44. West northwest wind 11 to 15 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 66. West wind 11 to 17 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Sunny, with a high near 64. Breezy.
Sunday Night
Mostly clear, with a low around 46. Breezy.
Monday
Sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 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