Current conditions at
HORSE THIEF (HORM8)
Lat: 46.42581°NLon: 108.6745°WElev: 3414.0ft.NA
34°F
1°C
| Humidity | 43% |
| Wind Speed | NNW 0 MPH |
| Barometer | NA |
| Dewpoint | 14°F (-10°C) |
| Visibility | NA |
| Last update | 20 Jan 02:39 AM MST |
Extended Forecast for
Sumatra MT
Overnight

Low: 23 °F
Cloudy
Tuesday
High: 30 °F
Snow Showers
Likely and
Patchy
Blowing SnowTuesday Night

Low: 26 °F
Increasing
CloudsWednesday

High: 22 °F
Mostly Sunny
Wednesday Night

Low: 7 °F
Mostly Cloudy
Thursday

High: 17 °F
Partly Sunny
Thursday Night

Low: -3 °F
Mostly Cloudy
Friday

High: 12 °F
Slight Chance
SnowFriday Night

Low: -2 °F
Partly Cloudy
Detailed Forecast
Overnight
Cloudy, with a low around 23. West northwest wind around 6 mph.
Tuesday
Snow showers likely, mainly between 8am and 2pm. Patchy blowing snow between 8am and 11am. Cloudy, with a steady temperature around 30. Northwest wind 18 to 23 mph increasing to 27 to 32 mph in the morning. Winds could gust as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday Night
Increasing clouds, with a steady temperature around 26. West northwest wind 9 to 14 mph increasing to 20 to 25 mph after midnight.
Wednesday
Mostly sunny, with a steady temperature around 22. Northwest wind 18 to 26 mph.
Wednesday Night
Mostly cloudy, with a low around 7. Northwest wind 8 to 11 mph.
Thursday
Partly sunny, with a high near 17. North northwest wind 8 to 11 mph.
Thursday Night
Mostly cloudy, with a low around -3. North wind 8 to 10 mph becoming east after midnight.
Friday
A 20 percent chance of snow after 11am. Mostly sunny and cold, with a high near 12. East northeast wind around 8 mph.
Friday Night
Partly cloudy, with a low around -2. Northeast wind around 6 mph becoming south after midnight.
Saturday
Mostly sunny, with a high near 28. South wind 6 to 10 mph becoming west in the afternoon.
Saturday Night
Partly cloudy, with a low around 8. South southwest wind 6 to 8 mph becoming west northwest after midnight.
Sunday
Partly sunny, with a high near 31. Northwest wind 7 to 9 mph becoming west southwest in the afternoon.
Sunday Night
Mostly cloudy, with a low around 17. South southeast wind around 7 mph becoming west southwest after midnight.
Monday
A 20 percent chance of snow showers. Partly sunny, with a high near 43. West southwest wind 7 to 10 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sumatra MT
46.62°N 107.57°W (Elev. 3196 ft)
46.62°N 107.57°W (Elev. 3196 ft)
1:09 am MST Jan 20, 2026
3am MST Jan 20, 2026-6pm MST Jan 26, 2026


