Prolonged Extreme Cold; Eastern U.S. Winter Storm
Another Arctic blast will surge south across the northern Plains Thursday night, crossing the Midwest and reaching the Gulf Coast Friday night. Confidence continues to increase for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >
Current conditions at
Challis - Challis Airport (KLLJ)
Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.
Clear
20°F
-7°C
| Humidity | 77% |
| Wind Speed | S 3 MPH |
| Barometer | 30.36 in (1028.11 mb) |
| Dewpoint | 14°F (-10°C) |
| Visibility | 10.00 mi |
| Last update | 29 Jan 12:55 AM MST |
Extended Forecast for
21 Miles NNW Mackay ID
Overnight
Low: 8 °F
Mostly Cloudy
Thursday
High: 19 °F
Mostly Cloudy
Thursday Night
Low: 13 °F
Mostly Cloudy
Friday
High: 26 °F
Mostly Cloudy
Friday Night
Low: 18 °F
Mostly Cloudy
Saturday
High: 29 °F
Mostly Sunny
Saturday Night
Low: 20 °F
Mostly Cloudy
Sunday
High: 31 °F
Partly Sunny
Sunday Night
Low: 18 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 8. Wind chill values as low as -7. West wind around 13 mph.
Thursday
Mostly cloudy, with a high near 19. Wind chill values as low as -6. West wind 9 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 13. West wind around 10 mph.
Friday
Mostly cloudy, with a high near 26. West wind 8 to 10 mph.
Friday Night
Mostly cloudy, with a low around 18. Southwest wind 10 to 14 mph.
Saturday
Mostly sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
Mostly sunny, with a high near 25.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 23.
Tuesday Night
Mostly clear, with a low around 14.
Wednesday
Sunny, with a high near 28.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
21 Miles NNW Mackay ID
44.18°N 113.79°W (Elev. 10712 ft)
44.18°N 113.79°W (Elev. 10712 ft)
10:31 pm MST Jan 28, 2026
1am MST Jan 29, 2026-6pm MST Feb 4, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
