National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

36°F

2°C

Humidity 64%
Wind Speed WNW 3 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 22 Mar 04:35 AM MDT
Extended Forecast for

18 Miles NNW Mackay ID

  • Today

    Today: Mostly sunny, with a high near 30. West northwest wind 11 to 18 mph, with gusts as high as 22 mph.

    High: 30 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy during the early evening, then becoming cloudy, with a low around 24. Southwest wind 11 to 15 mph, with gusts as high as 20 mph.

    Low: 24 °F

    Becoming
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 36. West wind 13 to 18 mph, with gusts as high as 26 mph.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Breezy, with a west wind 17 to 22 mph, with gusts as high as 28 mph.

    Low: 26 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow. Mostly cloudy, with a high near 37. Breezy, with a west southwest wind 17 to 26 mph, with gusts as high as 39 mph.

    High: 37 °F

    Slight Chance
    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 28. Windy.

    Low: 28 °F

    Slight Chance
    Snow and
    Windy then
    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: A 20 percent chance of snow before noon. Partly sunny, with a high near 38. Windy.

    High: 38 °F

    Slight Chance
    Snow and
    Breezy then
    Mostly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 20. Breezy.

    Low: 20 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 29.

    High: 29 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 30. West northwest wind 11 to 18 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy during the early evening, then becoming cloudy, with a low around 24. Southwest wind 11 to 15 mph, with gusts as high as 20 mph.
Monday
Partly sunny, with a high near 36. West wind 13 to 18 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 26. Breezy, with a west wind 17 to 22 mph, with gusts as high as 28 mph.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 37. Breezy, with a west southwest wind 17 to 26 mph, with gusts as high as 39 mph.
Tuesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 28. Windy.
Wednesday
A 20 percent chance of snow before noon. Partly sunny, with a high near 38. Windy.
Wednesday Night
Partly cloudy, with a low around 20. Breezy.
Thursday
Sunny, with a high near 29.
Thursday Night
Mostly clear, with a low around 15.
Friday
Sunny, with a high near 32.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
Last Update:
12:31 am MDT Mar 22, 2026
Forecast Valid:
4am MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation