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.

Overcast

51°F

11°C

Humidity 44%
Wind Speed NNW 25 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 07 Nov 07:55 AM MST
Extended Forecast for

Harlowton MT

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 62. West wind 21 to 26 mph decreasing to 14 to 19 mph in the afternoon.

    High: 62 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Increasing clouds, with a low around 33. West wind 8 to 13 mph becoming east in the evening.

    Low: 33 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 64. West wind 13 to 23 mph.

    High: 64 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. West northwest wind 11 to 17 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

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

    High: 56 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. Calm wind becoming west 5 to 9 mph after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. West wind 13 to 23 mph increasing to 23 to 33 mph in the morning. Winds could gust as high as 47 mph.

    High: 59 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. West wind 15 to 21 mph.

    Low: 38 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 63. West wind around 18 mph.

    High: 63 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 62. West wind 21 to 26 mph decreasing to 14 to 19 mph in the afternoon.
Tonight
Increasing clouds, with a low around 33. West wind 8 to 13 mph becoming east in the evening.
Sunday
Mostly cloudy, with a high near 64. West wind 13 to 23 mph.
Sunday Night
Mostly cloudy, with a low around 36. West northwest wind 11 to 17 mph.
Monday
Partly sunny, with a high near 56. West wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 35. Calm wind becoming west 5 to 9 mph after midnight.
Tuesday
Mostly sunny, with a high near 59. West wind 13 to 23 mph increasing to 23 to 33 mph in the morning. Winds could gust as high as 47 mph.
Tuesday Night
Partly cloudy, with a low around 38. West wind 15 to 21 mph.
Veterans Day
Mostly sunny, with a high near 63. West wind around 18 mph.
Wednesday Night
Partly cloudy, with a low around 37. West wind 10 to 13 mph.
Thursday
Mostly sunny, with a high near 64. West wind 6 to 13 mph.
Thursday Night
Partly cloudy, with a low around 36. Light west southwest wind becoming west 5 to 9 mph after midnight.
Friday
Mostly sunny, with a high near 62. West southwest wind 6 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harlowton MT
 46.44°N 109.82°W (Elev. 4199 ft)
Last Update:
6:16 am MST Nov 7, 2026
Forecast Valid:
8am MST Nov 7, 2026-6pm MST Nov 13, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation