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.

light snow

25°F

-4°C

Humidity 83%
Wind Speed N 0 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 21°F (-6°C)
Visibility 2.00 mi
Last update 09 Mar 10:55 AM MDT
Extended Forecast for

5 Miles SSW Harlowton MT

  • This Afternoon

    This Afternoon: A 20 percent chance of snow before 2pm. Partly sunny, with a high near 42. West northwest wind 22 to 29 mph, with gusts as high as 40 mph.

    High: 42 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. West northwest wind 20 to 25 mph decreasing to 8 to 13 mph after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly between 9am and 5pm. Partly sunny, with a high near 36. West northwest wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Little or no snow accumulation expected.

    High: 36 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 20. West northwest wind 16 to 22 mph.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. West wind 14 to 19 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 37. West southwest wind 22 to 31 mph, with gusts as high as 44 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 37 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow before 9am, then a chance of rain. Mostly cloudy, with a high near 52. West wind 37 to 42 mph increasing to 45 to 50 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 52 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain and snow showers likely. Mostly cloudy, with a low around 36. West wind 40 to 45 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 70%.

    Low: 36 °F

    Rain/Snow
    Likely

  • Friday

    Friday: Snow showers likely before noon, then rain showers likely. Cloudy, with a high near 46. West wind 25 to 34 mph, with gusts as high as 44 mph. Chance of precipitation is 60%.

    High: 46 °F

    Snow Showers
    Likely then
    Showers
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of snow before 2pm. Partly sunny, with a high near 42. West northwest wind 22 to 29 mph, with gusts as high as 40 mph.
Tonight
Mostly cloudy, with a low around 24. West northwest wind 20 to 25 mph decreasing to 8 to 13 mph after midnight.
Tuesday
A 30 percent chance of snow, mainly between 9am and 5pm. Partly sunny, with a high near 36. West northwest wind 7 to 12 mph increasing to 18 to 23 mph in the afternoon. Little or no snow accumulation expected.
Tuesday Night
Mostly clear, with a low around 20. West northwest wind 16 to 22 mph.
Wednesday
Mostly sunny, with a high near 44. West wind 14 to 19 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 41 mph.
Wednesday Night
A chance of snow before 3am, then a chance of rain and snow. Mostly cloudy, with a low around 37. West southwest wind 22 to 31 mph, with gusts as high as 44 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow before 9am, then a chance of rain. Mostly cloudy, with a high near 52. West wind 37 to 42 mph increasing to 45 to 50 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 36. West wind 40 to 45 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 55 mph. Chance of precipitation is 70%.
Friday
Snow showers likely before noon, then rain showers likely. Cloudy, with a high near 46. West wind 25 to 34 mph, with gusts as high as 44 mph. Chance of precipitation is 60%.
Friday Night
Rain and snow showers likely, becoming all snow after 3am. Mostly cloudy, with a low around 34. West southwest wind 25 to 29 mph. Chance of precipitation is 60%.
Saturday
Snow showers. High near 43. West southwest wind 24 to 28 mph. Chance of precipitation is 80%.
Saturday Night
Snow showers likely. Mostly cloudy, with a low around 17. West northwest wind 17 to 26 mph. Chance of precipitation is 70%.
Sunday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 32. North wind 14 to 16 mph becoming southwest in the morning.
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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:
11:53 am MDT Mar 9, 2026
Forecast Valid:
12pm MDT Mar 9, 2026-6pm MDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation