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

Kilo - Harlowton (K1KM)

Lat: 46.5°NLon: 109.8°WElev: 4452.0ft.

Clear

42°F

6°C

Humidity 70%
Wind Speed NW 9 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 05 Nov 08:55 AM MST
Extended Forecast for

Harlowton MT

  • Today

    Today: Mostly sunny, with a high near 56. West wind 15 to 21 mph.

    High: 56 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 31. West wind 14 to 20 mph.

    Low: 31 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 55. West wind 18 to 23 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38. West wind 18 to 25 mph.

    Low: 38 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 62. West wind 16 to 24 mph.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. West wind 7 to 13 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. West wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. West wind 8 to 13 mph.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 56. West wind 5 to 10 mph.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 56. West wind 15 to 21 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 31. West wind 14 to 20 mph.
Friday
Sunny, with a high near 55. West wind 18 to 23 mph.
Friday Night
Partly cloudy, with a low around 38. West wind 18 to 25 mph.
Saturday
Mostly sunny, with a high near 62. West wind 16 to 24 mph.
Saturday Night
Mostly clear, with a low around 34. West wind 7 to 13 mph.
Sunday
Mostly sunny, with a high near 65. West wind 16 to 21 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 41 mph.
Sunday Night
Mostly cloudy, with a low around 34. West wind 8 to 13 mph.
Monday
Mostly sunny, with a high near 56. West wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 33. Calm wind becoming west 5 to 8 mph after midnight.
Tuesday
Mostly sunny, with a high near 60. West wind 11 to 18 mph.
Tuesday Night
Mostly clear, with a low around 36. West wind 10 to 15 mph.
Veterans Day
Sunny, with a high near 62. West wind 8 to 14 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harlowton MT
 46.44°N 109.85°W (Elev. 4190 ft)
Last Update:
9:41 am MST Nov 5, 2026
Forecast Valid:
11am MST Nov 5, 2026-6pm MST Nov 11, 2026
 
Forecast Discussion
 
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Additional Resources

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