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.

Mostly Cloudy

46°F

8°C

Humidity 56%
Wind Speed E 11 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 29 Mar 09:55 PM MDT
Extended Forecast for

5 Miles SSW Harlowton MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 38. West wind 11 to 13 mph.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Rain likely before 3pm, then snow. High near 50. West northwest wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 50 °F

    Chance
    Showers then
    Rain/Snow

  • Monday Night

    Monday Night: A 40 percent chance of snow, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 23. Northwest wind 20 to 30 mph becoming north 7 to 12 mph. Winds could gust as high as 41 mph. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 39. Southeast wind 9 to 18 mph.

    High: 39 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 27. East southeast wind 11 to 16 mph becoming light southeast after midnight. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Wednesday

    Wednesday: A slight chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Partly sunny, with a high near 51. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 32. East southeast wind 7 to 15 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow before noon, then rain and snow showers. Some thunder is also possible. High near 47. East southeast wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Chance of precipitation is 90%.

    High: 47 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow showers, becoming all snow after 9pm. Low around 30. West northwest wind around 25 mph. Chance of precipitation is 80%.

    Low: 30 °F

    Rain/Snow
    then Snow
    Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 38. West wind 11 to 13 mph.
Monday
Rain likely before 3pm, then snow. High near 50. West northwest wind 10 to 20 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 43 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday Night
A 40 percent chance of snow, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 23. Northwest wind 20 to 30 mph becoming north 7 to 12 mph. Winds could gust as high as 41 mph. New snow accumulation of less than a half inch possible.
Tuesday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 39. Southeast wind 9 to 18 mph.
Tuesday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 27. East southeast wind 11 to 16 mph becoming light southeast after midnight. New snow accumulation of less than a half inch possible.
Wednesday
A slight chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Partly sunny, with a high near 51. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 32. East southeast wind 7 to 15 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow before noon, then rain and snow showers. Some thunder is also possible. High near 47. East southeast wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Chance of precipitation is 90%.
Thursday Night
Rain and snow showers, becoming all snow after 9pm. Low around 30. West northwest wind around 25 mph. Chance of precipitation is 80%.
Friday
Snow showers likely, mainly before noon. Mostly cloudy, with a high near 43. West northwest wind 26 to 29 mph. Chance of precipitation is 60%.
Friday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 28. North northwest wind 15 to 22 mph becoming west after midnight. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 55. West wind 16 to 23 mph.
Saturday Night
Mostly clear, with a low around 34. West wind 11 to 20 mph.
Sunday
Mostly sunny, with a high near 61. West wind 13 to 22 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:
12:32 am MDT Mar 30, 2026
Forecast Valid:
3am MDT Mar 30, 2026-6pm MDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation