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

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. 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 Thursday 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.

Overcast

34°F

1°C

Humidity 69%
Wind Speed W 3 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 11 Feb 09:20 PM MST
Extended Forecast for

7 Miles NNE Mackay ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. Wind chill values as low as -2. West wind 9 to 13 mph.

    Low: 13 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 22. Wind chill values as low as -1. Northwest wind 9 to 13 mph.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 12. Wind chill values as low as -2. Northwest wind 11 to 14 mph.

    Low: 12 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 21. Wind chill values as low as -3. West wind 10 to 14 mph.

    High: 21 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13. West wind 14 to 16 mph.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 22. Little or no snow accumulation expected.

    High: 22 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 17. Little or no snow accumulation expected.

    Low: 17 °F

    Chance Snow

  • Sunday

    Sunday: A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 23.

    High: 23 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 13. Wind chill values as low as -2. West wind 9 to 13 mph.
Thursday
Mostly sunny, with a high near 22. Wind chill values as low as -1. Northwest wind 9 to 13 mph.
Thursday Night
Partly cloudy, with a low around 12. Wind chill values as low as -2. Northwest wind 11 to 14 mph.
Friday
Mostly sunny, with a high near 21. Wind chill values as low as -3. West wind 10 to 14 mph.
Friday Night
Mostly cloudy, with a low around 13. West wind 14 to 16 mph.
Saturday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 22. Little or no snow accumulation expected.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 17. Little or no snow accumulation expected.
Sunday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 23.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 15.
Washington's Birthday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 22. Chance of precipitation is 70%.
Monday Night
Snow. The snow could be heavy at times. Low around 13. Chance of precipitation is 80%.
Tuesday
Snow. High near 16. Chance of precipitation is 80%.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 6. Chance of precipitation is 60%.
Wednesday
Snow likely. Mostly cloudy, with a high near 15. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 ft)
Last Update:
4:30 pm MST Feb 11, 2026
Forecast Valid:
9pm MST Feb 11, 2026-6pm MST Feb 18, 2026
 
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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