Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

48°F

9°C

Humidity 39%
Wind Speed N 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 21 Mar 01:00 AM MDT
Extended Forecast for

7 Miles NNE Mackay ID

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 38. West southwest wind 14 to 18 mph.

    Low: 38 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 41. Windy, with a west wind 18 to 23 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 41 °F

    Mostly Sunny
    and Windy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 23. Windy, with a west northwest wind 23 to 33 mph, with gusts as high as 50 mph.

    Low: 23 °F

    Mostly Clear
    and Windy

  • Sunday

    Sunday: Sunny, with a high near 37. Breezy, with a west southwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 37 °F

    Sunny and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. West southwest wind 11 to 15 mph, with gusts as high as 21 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon.  Partly sunny, with a high near 42. Breezy.

    High: 42 °F

    Partly Sunny
    then Slight
    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 31. Breezy.

    Low: 31 °F

    Slight Chance
    Snow and
    Breezy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 38. West southwest wind 14 to 18 mph.
Saturday
Mostly sunny, with a high near 41. Windy, with a west wind 18 to 23 mph increasing to 27 to 32 mph in the afternoon. Winds could gust as high as 50 mph.
Saturday Night
Mostly clear, with a low around 23. Windy, with a west northwest wind 23 to 33 mph, with gusts as high as 50 mph.
Sunday
Sunny, with a high near 37. Breezy, with a west southwest wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Partly cloudy, with a low around 25. West southwest wind 11 to 15 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 41.
Monday Night
Mostly cloudy, with a low around 30.
Tuesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 42. Breezy.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 31. Breezy.
Wednesday
A 20 percent chance of snow. Mostly sunny, with a high near 42. Windy.
Wednesday Night
Partly cloudy, with a low around 24. Windy.
Thursday
Sunny, with a high near 33. Breezy.
Thursday Night
Partly cloudy, with a low around 22. Breezy.
Friday
Mostly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 43.99°N 113.55°W (Elev. 9961 ft)
12:31 am MDT Mar 21, 2026
1am MDT Mar 21, 2026-6pm MDT Mar 27, 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