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Current conditions at
HORSE THIEF (HORM8)
Lat: 46.42581°NLon: 108.6745°WElev: 3414.0ft.NA
31°F
-1°C
| Humidity | 47% |
| Wind Speed | NW 17 MPH |
| Barometer | NA |
| Dewpoint | 13°F (-11°C) |
| Visibility | NA |
| Wind Chill | 20°F (-7°C) |
| Last update | 20 Jan 02:39 PM MST |
Extended Forecast for
Sumatra MT
Tonight
Low: 26 °F
Partly Cloudy
then Patchy
Blowing SnowWednesday

High: 30 °F
Patchy
Blowing SnowWednesday Night

Low: 7 °F
Mostly Cloudy
Thursday

High: 16 °F
Partly Sunny
Thursday Night

Low: -7 °F
Mostly Cloudy
Friday

High: 9 °F
Cold
Friday Night

Low: -6 °F
Partly Cloudy
Saturday

High: 19 °F
Partly Sunny
Saturday Night

Low: 3 °F
Mostly Cloudy
Detailed Forecast
Tonight
Patchy blowing snow after 2am. Increasing clouds, with a steady temperature around 26. West northwest wind 10 to 15 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 41 mph.
Wednesday
Patchy blowing snow before 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 30. Northwest wind 21 to 26 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
Mostly cloudy, with a low around 7. Wind chill values as low as -5. Northwest wind 9 to 11 mph.
Thursday
Partly sunny, with a high near 16. Wind chill values as low as -5. North northwest wind 10 to 13 mph.
Thursday Night
Mostly cloudy, with a low around -7. East northeast wind 8 to 10 mph.
Friday
Mostly sunny and cold, with a high near 9. East wind 6 to 8 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around -6. North northeast wind around 6 mph becoming south southwest after midnight.
Saturday
Partly sunny, with a high near 19. South southwest wind 6 to 10 mph becoming northwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 3. North wind around 8 mph becoming south in the evening.
Sunday
Mostly sunny, with a high near 30. West wind 7 to 9 mph becoming south southwest in the morning.
Sunday Night
Partly cloudy, with a low around 14. Southwest wind around 7 mph.
Monday
Mostly sunny, with a high near 44. West southwest wind 7 to 11 mph.
Monday Night
Mostly cloudy, with a low around 23. West wind around 9 mph.
Tuesday
Partly sunny, with a high near 44. West wind 8 to 11 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)
12:54 pm MST Jan 20, 2026
3pm MST Jan 20, 2026-6pm MST Jan 27, 2026


