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

Lake Effect Snow in the Lower Great Lakes; Unsettled Pattern in the Pacific Northwest

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. Lake Effect Snow Warnings have been issued. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest this afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

46°F

8°C

Humidity 39%
Wind Speed WSW 4 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 12 Feb 03:20 PM MST
Extended Forecast for

16 Miles NNW Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around 11. Wind chill values as low as -1. Northwest wind 7 to 10 mph becoming west southwest after midnight.

    Low: 11 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 21. Wind chill values as low as -3. West wind around 10 mph.

    High: 21 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 14. Wind chill values as low as -1. West southwest wind 11 to 14 mph.

    Low: 14 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 24. Wind chill values as low as -1. South southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 24 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19. South southwest wind 17 to 20 mph, with gusts as high as 29 mph.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 24. Breezy.

    High: 24 °F

    Chance Snow
    and Breezy

  • Monday Night

    Monday Night: Snow, mainly after 11pm. The snow could be heavy at times. Low around 17. Breezy. Chance of precipitation is 80%.

    Low: 17 °F

    Heavy Snow
    and Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 11. Wind chill values as low as -1. Northwest wind 7 to 10 mph becoming west southwest after midnight.
Friday
Mostly sunny, with a high near 21. Wind chill values as low as -3. West wind around 10 mph.
Friday Night
Mostly cloudy, with a low around 14. Wind chill values as low as -1. West southwest wind 11 to 14 mph.
Saturday
Mostly cloudy, with a high near 24. Wind chill values as low as -1. South southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 19. South southwest wind 17 to 20 mph, with gusts as high as 29 mph.
Sunday
Partly sunny, with a high near 26.
Sunday Night
Partly cloudy, with a low around 16.
Washington's Birthday
A 40 percent chance of snow, mainly after 11am. Partly sunny, with a high near 24. Breezy.
Monday Night
Snow, mainly after 11pm. The snow could be heavy at times. Low around 17. Breezy. Chance of precipitation is 80%.
Tuesday
Snow. High near 19. Breezy. Chance of precipitation is 90%.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 6. Breezy. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 11.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 5.
Thursday
Snow likely. Mostly cloudy, with a high near 13. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNW Mackay ID
 44.1°N 113.78°W (Elev. 10531 ft)
Last Update:
1:36 pm MST Feb 12, 2026
Forecast Valid:
3pm MST Feb 12, 2026-6pm MST Feb 19, 2026
 
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Additional Resources

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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