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

Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

41°F

5°C

Humidity 44%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 13 Feb 05:00 PM MST
Extended Forecast for

17 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. Southwest wind around 6 mph.

    Low: 20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 34. South southwest wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 34 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25. South wind 9 to 13 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 37. South southwest wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 37 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 22. South wind 8 to 11 mph, with gusts as high as 24 mph.

    Low: 22 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: A 30 percent chance of snow after 11am. Mostly sunny, with a high near 34. Breezy. New snow accumulation of less than one inch possible.

    High: 34 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times. Low around 22. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 22 °F

    Heavy Snow

  • Tuesday

    Tuesday: Snow. High near 29. Chance of precipitation is 90%.

    High: 29 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.

    Low: 13 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 20. Southwest wind around 6 mph.
Saturday
Partly sunny, with a high near 34. South southwest wind 6 to 14 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 25. South wind 9 to 13 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 37. South southwest wind 6 to 14 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 22. South wind 8 to 11 mph, with gusts as high as 24 mph.
Washington's Birthday
A 30 percent chance of snow after 11am. Mostly sunny, with a high near 34. Breezy. New snow accumulation of less than one inch possible.
Monday Night
Snow. The snow could be heavy at times. Low around 22. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Tuesday
Snow. High near 29. Chance of precipitation is 90%.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 13. Chance of precipitation is 60%.
Wednesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 24. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 8.
Thursday
A 50 percent chance of snow. Partly sunny, with a high near 21.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 10.
Friday
Snow likely. Mostly cloudy, with a high near 22. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNW Mackay ID
 44.15°N 113.7°W (Elev. 7877 ft)
Last Update:
4:31 pm MST Feb 13, 2026
Forecast Valid:
5pm MST Feb 13, 2026-6pm MST Feb 20, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation