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

43°F

6°C

Humidity 41%
Wind Speed NW 5 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 13 Feb 03:00 PM MST
Extended Forecast for

21 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. Wind chill values as low as -1. Southwest wind around 14 mph, with gusts as high as 18 mph.

    Low: 14 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 23. Wind chill values as low as zero. South southwest wind 15 to 20 mph, with gusts as high as 28 mph.

    High: 23 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19. South southwest wind 18 to 20 mph, with gusts as high as 28 mph.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 27. South southwest wind 15 to 18 mph, with gusts as high as 29 mph.

    High: 27 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16. South southwest wind 16 to 18 mph, with gusts as high as 26 mph.

    Low: 16 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: A 30 percent chance of snow after 11am. Mostly sunny, with a high near 26. Breezy. New snow accumulation of less than one inch possible.

    High: 26 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times. Low around 16. Breezy. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

    Low: 16 °F

    Heavy Snow
    and Breezy

  • Tuesday

    Tuesday: Snow. High near 19. Breezy. Chance of precipitation is 90%.

    High: 19 °F

    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow likely. Mostly cloudy, with a low around 8. Chance of precipitation is 60%.

    Low: 8 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 14. Wind chill values as low as -1. Southwest wind around 14 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 23. Wind chill values as low as zero. South southwest wind 15 to 20 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 19. South southwest wind 18 to 20 mph, with gusts as high as 28 mph.
Sunday
Partly sunny, with a high near 27. South southwest wind 15 to 18 mph, with gusts as high as 29 mph.
Sunday Night
Partly cloudy, with a low around 16. South southwest wind 16 to 18 mph, with gusts as high as 26 mph.
Washington's Birthday
A 30 percent chance of snow after 11am. Mostly sunny, with a high near 26. Breezy. New snow accumulation of less than one inch possible.
Monday Night
Snow. The snow could be heavy at times. Low around 16. Breezy. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Tuesday
Snow. High near 19. Breezy. Chance of precipitation is 90%.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 8. Chance of precipitation is 60%.
Wednesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 14. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 3.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 12.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 5.
Friday
Snow likely. Mostly cloudy, with a high near 13. Chance of precipitation is 60%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NNW Mackay ID
 44.18°N 113.79°W (Elev. 10712 ft)
Last Update:
11:46 am MST Feb 13, 2026
Forecast Valid:
3pm 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