National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

HORSE THIEF (HORM8)

Lat: 46.42581°NLon: 108.6745°WElev: 3414.0ft.

NA

59°F

15°C

Humidity 31%
Wind Speed WSW 14 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 12 Jan 04:39 PM MST
Extended Forecast for

Sumatra MT

  • Tonight

    Tonight: A 10 percent chance of showers after 5am. Increasing clouds, with a low around 43. West wind 15 to 25 mph.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 55. Northwest wind 15 to 21 mph.

    High: 55 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32. Northwest wind 6 to 10 mph.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. West southwest wind 5 to 8 mph.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. Southwest wind 7 to 12 mph becoming northwest 13 to 18 mph after midnight.

    Low: 34 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 46. Northwest wind 16 to 26 mph.

    High: 46 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 24. Northwest wind 23 to 26 mph, with gusts as high as 38 mph.

    Low: 24 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 36. Northwest wind 16 to 21 mph.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. Northwest wind 9 to 11 mph.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 10 percent chance of showers after 5am. Increasing clouds, with a low around 43. West wind 15 to 25 mph.
Tuesday
A 20 percent chance of showers before 8am. Mostly cloudy, with a high near 55. Northwest wind 15 to 21 mph.
Tuesday Night
Mostly cloudy, with a low around 32. Northwest wind 6 to 10 mph.
Wednesday
Mostly sunny, with a high near 57. West southwest wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 34. Southwest wind 7 to 12 mph becoming northwest 13 to 18 mph after midnight.
Thursday
Sunny, with a high near 46. Northwest wind 16 to 26 mph.
Thursday Night
Mostly clear, with a low around 24. Northwest wind 23 to 26 mph, with gusts as high as 38 mph.
Friday
Partly sunny, with a high near 36. Northwest wind 16 to 21 mph.
Friday Night
Partly cloudy, with a low around 23. Northwest wind 9 to 11 mph.
Saturday
Mostly sunny, with a high near 43. West northwest wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 25. West northwest wind around 10 mph.
Sunday
Mostly sunny, with a high near 48. West northwest wind 10 to 14 mph.
Sunday Night
Partly cloudy, with a low around 23. Northwest wind 7 to 10 mph.
M.L.King Day
Mostly sunny, with a high near 46. West wind 7 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sumatra MT
 46.62°N 107.57°W (Elev. 3196 ft)
Last Update:
4:08 pm MST Jan 12, 2026
Forecast Valid:
5pm MST Jan 12, 2026-6pm MST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation