Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.
A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >
Current conditions at
HORSE THIEF (HORM8)
Lat: 46.42581°NLon: 108.6745°WElev: 3414.0ft.NA
38°F
3°C
| Humidity | 48% |
| Wind Speed | WNW 7 MPH |
| Barometer | NA |
| Dewpoint | 20°F (-7°C) |
| Visibility | NA |
| Wind Chill | 33°F (1°C) |
| Last update | 29 Dec 07:39 PM MST |
Extended Forecast for
18 Miles SE Roundup MT
Tonight
Low: 29 °F⇑
Partly Cloudy
Tuesday
High: 45 °F
Sunny
Tuesday Night
Low: 38 °F
Partly Cloudy
Wednesday
High: 48 °F
Sunny
Wednesday Night
Low: 33 °F
Partly Cloudy
New Year's Day
High: 46 °F
Partly Sunny
Thursday Night
Low: 39 °F
Mostly Cloudy
Friday
High: 51 °F
Mostly Cloudy
Friday Night
Low: 36 °F
Mostly Cloudy
Detailed Forecast
Tonight
Partly cloudy, with a temperature rising to around 33 by 5am. West wind 18 to 20 mph.
Tuesday
Sunny, with a high near 45. West wind 10 to 16 mph.
Tuesday Night
Partly cloudy, with a steady temperature around 38. Southwest wind 16 to 23 mph.
Wednesday
Sunny, with a high near 48. Southwest wind 11 to 21 mph.
Wednesday Night
Partly cloudy, with a low around 33. West southwest wind 9 to 16 mph.
New Year's Day
Partly sunny, with a high near 46. West southwest wind 9 to 15 mph.
Thursday Night
Mostly cloudy, with a steady temperature around 39. Southwest wind 9 to 15 mph.
Friday
Mostly cloudy, with a high near 51. West southwest wind around 16 mph.
Friday Night
Mostly cloudy, with a low around 36. West southwest wind 13 to 17 mph.
Saturday
Partly sunny, with a high near 50. West southwest wind 11 to 16 mph.
Saturday Night
Mostly cloudy, with a low around 34. West southwest wind 11 to 15 mph.
Sunday
Mostly sunny, with a high near 47. West southwest wind 13 to 15 mph.
Sunday Night
Partly cloudy, with a low around 31. West wind 13 to 15 mph.
Monday
Mostly sunny, with a high near 46. West southwest wind 14 to 16 mph.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
18 Miles SE Roundup MT
46.3°N 108.23°W (Elev. 4324 ft)
46.3°N 108.23°W (Elev. 4324 ft)
6:35 pm MST Dec 29, 2025
8pm MST Dec 29, 2025-6pm MST Jan 5, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
