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.

Partly Cloudy

60°F

16°C

Humidity 19%
Wind Speed NW 12 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 28 Mar 10:55 AM MDT
Extended Forecast for

5 Miles SSW Harlowton MT

  • Today

    Today: Mostly cloudy, with a high near 67. West northwest wind 11 to 15 mph.

    High: 67 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 38. West wind 6 to 15 mph.

    Low: 38 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 66. West northwest wind 5 to 15 mph becoming south in the afternoon.

    High: 66 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 38. West southwest wind 8 to 16 mph becoming northeast in the evening.

    Low: 38 °F

    Chance
    Showers

  • Monday

    Monday: Rain showers likely before 9am, then snow showers likely. Mostly cloudy, with a high near 47. West northwest wind 14 to 19 mph increasing to 28 to 33 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Monday Night

    Monday Night: A 30 percent chance of snow showers before midnight. Partly cloudy, with a low around 21. Northwest wind 21 to 31 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 44 mph. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. West northwest wind 8 to 16 mph becoming southeast in the morning.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. Southeast wind 12 to 17 mph becoming west 6 to 11 mph after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 58. West wind 7 to 16 mph becoming south in the afternoon.

    High: 58 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 67. West northwest wind 11 to 15 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 38. West wind 6 to 15 mph.
Sunday
Partly sunny, with a high near 66. West northwest wind 5 to 15 mph becoming south in the afternoon.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 38. West southwest wind 8 to 16 mph becoming northeast in the evening.
Monday
Rain showers likely before 9am, then snow showers likely. Mostly cloudy, with a high near 47. West northwest wind 14 to 19 mph increasing to 28 to 33 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of snow showers before midnight. Partly cloudy, with a low around 21. Northwest wind 21 to 31 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 44 mph. New snow accumulation of less than a half inch possible.
Tuesday
Mostly sunny, with a high near 42. West northwest wind 8 to 16 mph becoming southeast in the morning.
Tuesday Night
Mostly cloudy, with a low around 25. Southeast wind 12 to 17 mph becoming west 6 to 11 mph after midnight.
Wednesday
Partly sunny, with a high near 58. West wind 7 to 16 mph becoming south in the afternoon.
Wednesday Night
A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 35. South southeast wind 10 to 17 mph becoming southwest after midnight. Chance of precipitation is 30%.
Thursday
Rain and snow showers likely. Partly sunny, with a high near 51. West northwest wind 13 to 18 mph increasing to 25 to 30 mph in the afternoon. Chance of precipitation is 60%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 29. West northwest wind 22 to 29 mph. Chance of precipitation is 50%.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 44. West northwest wind 24 to 31 mph, with gusts as high as 39 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Harlowton MT
 46.38°N 109.88°W (Elev. 4488 ft)
Last Update:
10:27 am MDT Mar 28, 2026
Forecast Valid:
11am MDT Mar 28, 2026-6pm MDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation