Heavy Mountain Snow in the Northwest U.S.; Wintry Mix in the Northeast U.S.
Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. overnight into Wednesday. Read More >
Current conditions at
Challis - Challis Airport (KLLJ)
Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.
Overcast
39°F
4°C
| Humidity | 51% |
| Wind Speed | S 10 MPH |
| Barometer | 29.8 in (1009.14 mb) |
| Dewpoint | 23°F (-5°C) |
| Visibility | 10.00 mi |
| Wind Chill | 32°F (0°C) |
| Last update | 06 Jan 06:35 PM MST |
Extended Forecast for
Challis ID
Tonight
Low: 27 °F
Chance Snow
Wednesday
High: 38 °F
Chance Snow
Wednesday Night
Low: 15 °F
Mostly Cloudy
Thursday
High: 29 °F
Mostly Sunny
Thursday Night
Low: 11 °F
Mostly Cloudy
Friday
High: 31 °F
Mostly Sunny
Friday Night
Low: 11 °F
Partly Cloudy
Saturday
High: 35 °F
Mostly Sunny
Saturday Night
Low: 16 °F
Partly Cloudy
Detailed Forecast
Tonight
A chance of snow before 9pm, then a chance of snow after 2am. Mostly cloudy, with a low around 27. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
A chance of snow before 8am, then a slight chance of snow after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 38. South wind around 10 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly cloudy, with a low around 15. Southwest wind 3 to 8 mph.
Thursday
Mostly sunny, with a high near 29. Light west southwest wind becoming west northwest 5 to 9 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 11. West southwest wind 5 to 9 mph.
Friday
Mostly sunny, with a high near 31.
Friday Night
Partly cloudy, with a low around 11.
Saturday
Mostly sunny, with a high near 35.
Saturday Night
Partly cloudy, with a low around 16.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Mostly sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Challis ID
44.53°N 114.23°W (Elev. 5184 ft)
44.53°N 114.23°W (Elev. 5184 ft)
4:31 pm MST Jan 6, 2026
6pm MST Jan 6, 2026-6pm MST Jan 13, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
