Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. 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 NNW 4 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 02 Aug 04:35 AM MDT
Extended Forecast for

9 Miles NNW Mackay ID

Red Flag Warning August 2, 04:55am until August 2, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning August 2, 04:55am until August 2, 09:00pm

    NOW until 9:00pm Sun

    Red Flag Warning

  • Today

    High: 63 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 38. Breezy, with a west northwest wind 16 to 22 mph, with gusts as high as 32 mph.

    Low: 38 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 54. Northwest wind 8 to 16 mph, with gusts as high as 24 mph.

    High: 54 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. North wind around 9 mph.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 58. North northwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 58 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 63. Breezy, with a west southwest wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 36 mph.
Tonight
Mostly clear, with a low around 38. Breezy, with a west northwest wind 16 to 22 mph, with gusts as high as 32 mph.
Monday
Sunny, with a high near 54. Northwest wind 8 to 16 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 39. North wind around 9 mph.
Tuesday
Sunny, with a high near 58. North northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 49.
Friday
Sunny, with a high near 68.
Friday Night
Mostly clear, with a low around 49. Breezy.
Saturday
Sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Mackay ID
 44.05°N 113.65°W (Elev. 11194 ft)
12:31 am MDT Aug 2, 2026
4am MDT Aug 2, 2026-6pm MDT Aug 8, 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