Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend as gusty winds and low relative humidity continue. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

59°F

15°C

Humidity 19%
Wind Speed WSW 10 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 19 Mar 09:05 PM MDT
Extended Forecast for

21 Miles N Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Southwest wind around 10 mph.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 60. North northwest wind 8 to 13 mph becoming south in the morning. Winds could gust as high as 21 mph.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. South southwest wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 55 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. Breezy, with a west northwest wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 36 mph.

    Low: 28 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. Southwest wind around 10 mph.
Friday
Mostly sunny, with a high near 60. North northwest wind 8 to 13 mph becoming south in the morning. Winds could gust as high as 21 mph.
Friday Night
Partly cloudy, with a low around 40. South southwest wind 10 to 13 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 55. Breezy, with a west wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Saturday Night
Partly cloudy, with a low around 28. Breezy, with a west northwest wind 17 to 22 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 36 mph.
Sunday
Sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 50.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Partly sunny, with a high near 53.
Tuesday Night
A 20 percent chance of rain. Snow level 9600 feet. Partly cloudy, with a low around 38.
Wednesday
A chance of rain and snow. Snow level 9100 feet lowering to 8000 feet in the afternoon . Mostly sunny, with a high near 50. Breezy. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 24. Breezy.
Thursday
Sunny, with a high near 41.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles N Mackay ID
 44.22°N 113.62°W (Elev. 7218 ft)
5:31 pm MDT Mar 19, 2026
9pm MDT Mar 19, 2026-6pm MDT Mar 26, 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