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

67°F

19°C

Humidity 24%
Wind Speed WSW 4 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 07 Nov 03:39 PM MST
Extended Forecast for

Roundup MT

  • Tonight

    Tonight: Mostly clear, with a low around 41. Light south wind becoming southwest 12 to 17 mph in the evening.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, with a high near 66. Southwest wind 15 to 20 mph decreasing to 7 to 12 mph in the afternoon.

    High: 66 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 40. West wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60. South wind 3 to 5 mph.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. Calm wind becoming west southwest around 5 mph after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. West southwest wind 7 to 16 mph.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. West wind 8 to 10 mph.

    Low: 39 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 66. West southwest wind 8 to 11 mph.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. Southwest wind 7 to 9 mph.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 41. Light south wind becoming southwest 12 to 17 mph in the evening.
Sunday
Mostly cloudy, with a high near 66. Southwest wind 15 to 20 mph decreasing to 7 to 12 mph in the afternoon.
Sunday Night
Mostly cloudy, with a low around 40. West wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 60. South wind 3 to 5 mph.
Monday Night
Mostly cloudy, with a low around 38. Calm wind becoming west southwest around 5 mph after midnight.
Tuesday
Mostly sunny, with a high near 63. West southwest wind 7 to 16 mph.
Tuesday Night
Partly cloudy, with a low around 39. West wind 8 to 10 mph.
Veterans Day
Mostly sunny, with a high near 66. West southwest wind 8 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 39. Southwest wind 7 to 9 mph.
Thursday
Sunny, with a high near 66. Southwest wind 9 to 13 mph.
Thursday Night
Partly cloudy, with a low around 39. Southwest wind around 9 mph.
Friday
Mostly sunny, with a high near 65. Southwest wind 9 to 11 mph.
Friday Night
Partly cloudy, with a low around 39. Southwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 64. Southwest wind 8 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Roundup MT
 46.45°N 108.53°W (Elev. 3219 ft)
Last Update:
11:31 am MST Nov 7, 2026
Forecast Valid:
4pm MST Nov 7, 2026-6pm MST Nov 14, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation