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

    Overnight: Cloudy, with a low around 23. West northwest wind around 6 mph.

    Low: 23 °F

    Cloudy

  • Tuesday

    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.

    High: 30 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Tuesday Night

    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.

    Low: 26 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a steady temperature around 22. Northwest wind 18 to 26 mph.

    High: 22 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 7. Northwest wind 8 to 11 mph.

    Low: 7 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 17. North northwest wind 8 to 11 mph.

    High: 17 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -3. North wind 8 to 10 mph becoming east after midnight.

    Low: -3 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after 11am.  Mostly sunny and cold, with a high near 12. East northeast wind around 8 mph.

    High: 12 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around -2. Northeast wind around 6 mph becoming south after midnight.

    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.
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ABOUT THIS FORECAST

 
Point Forecast:
Sumatra MT
 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
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database