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

Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

23°F

-5°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 13 Feb 04:55 AM MST
Extended Forecast for

22 Miles NNW Mackay ID

  • Today

    Today: Mostly sunny, with a high near 20. Wind chill values as low as -1. West southwest wind 10 to 13 mph.

    High: 20 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 15. Wind chill values as low as -1. Southwest wind 14 to 17 mph.

    Low: 15 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 23. Wind chill values as low as -1. South southwest wind 17 to 21 mph, with gusts as high as 28 mph.

    High: 23 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. Breezy, with a south wind around 23 mph, with gusts as high as 31 mph.

    Low: 18 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 21. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 33 mph.

    High: 21 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16. Breezy.

    Low: 16 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Washington's Birthday

    Washington's Birthday: A 30 percent chance of snow after 11am. Mostly sunny, with a high near 24. Breezy. New snow accumulation of less than a half inch possible.

    High: 24 °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 80%.

    Low: 16 °F

    Heavy Snow
    and Breezy

  • Tuesday

    Tuesday: Snow. High near 18. Chance of precipitation is 80%.

    High: 18 °F

    Snow

Detailed Forecast

Today
Mostly sunny, with a high near 20. Wind chill values as low as -1. West southwest wind 10 to 13 mph.
Tonight
Partly cloudy, with a low around 15. Wind chill values as low as -1. Southwest wind 14 to 17 mph.
Saturday
Mostly cloudy, with a high near 23. Wind chill values as low as -1. South southwest wind 17 to 21 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 18. Breezy, with a south wind around 23 mph, with gusts as high as 31 mph.
Sunday
Partly sunny, with a high near 21. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 33 mph.
Sunday Night
Mostly clear, with a low around 16. Breezy.
Washington's Birthday
A 30 percent chance of snow after 11am. Mostly sunny, with a high near 24. Breezy. New snow accumulation of less than a half inch possible.
Monday Night
Snow. The snow could be heavy at times. Low around 16. Breezy. Chance of precipitation is 80%.
Tuesday
Snow. High near 18. Chance of precipitation is 80%.
Tuesday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 7. Chance of precipitation is 60%.
Wednesday
Snow likely. Mostly cloudy, with a high near 13. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 4.
Thursday
Snow likely. Mostly cloudy, with a high near 13. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.2°N 113.8°W (Elev. 11401 ft)
Last Update:
4:31 am MST Feb 13, 2026
Forecast Valid:
5am MST Feb 13, 2026-6pm MST Feb 19, 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