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

5°F

-15°C

Humidity 70%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Last update 15 Mar 10:55 AM MDT
Extended Forecast for

5 Miles NNE Harlowton MT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 26. West wind 5 to 8 mph becoming north.

    High: 26 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 4am. Increasing clouds, with a low around 13. North wind 5 to 8 mph becoming south in the evening. Little or no snow accumulation expected.

    Low: 13 °F

    Partly Cloudy
    then Chance
    Snow

  • Monday

    Monday: A slight chance of snow showers before noon, then a chance of rain showers. Mostly cloudy, with a high near 45. West wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 45 °F

    Slight Chance
    Snow Showers
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 41. West wind 28 to 34 mph, with gusts as high as 48 mph.

    Low: 41 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55. West wind 34 to 39 mph, with gusts as high as 55 mph.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. West wind 24 to 30 mph, with gusts as high as 43 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 63. West wind 22 to 29 mph, with gusts as high as 40 mph.

    High: 63 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. West wind 14 to 21 mph.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 67. West wind 14 to 19 mph increasing to 21 to 26 mph in the afternoon.

    High: 67 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 26. West wind 5 to 8 mph becoming north.
Tonight
A 30 percent chance of snow, mainly after 4am. Increasing clouds, with a low around 13. North wind 5 to 8 mph becoming south in the evening. Little or no snow accumulation expected.
Monday
A slight chance of snow showers before noon, then a chance of rain showers. Mostly cloudy, with a high near 45. West wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 41. West wind 28 to 34 mph, with gusts as high as 48 mph.
Tuesday
Mostly cloudy, with a high near 55. West wind 34 to 39 mph, with gusts as high as 55 mph.
Tuesday Night
Mostly cloudy, with a low around 44. West wind 24 to 30 mph, with gusts as high as 43 mph.
Wednesday
Mostly cloudy, with a high near 63. West wind 22 to 29 mph, with gusts as high as 40 mph.
Wednesday Night
Mostly cloudy, with a low around 42. West wind 14 to 21 mph.
Thursday
Partly sunny, with a high near 67. West wind 14 to 19 mph increasing to 21 to 26 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 46. West wind 16 to 21 mph.
Friday
Mostly cloudy, with a high near 70. West wind 15 to 23 mph.
Friday Night
Mostly cloudy, with a low around 43. Southwest wind 10 to 18 mph.
Saturday
Partly sunny, with a high near 71. West southwest wind 11 to 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Harlowton MT
 46.51°N 109.8°W (Elev. 4426 ft)
Last Update:
11:08 am MDT Mar 15, 2026
Forecast Valid:
12pm MDT Mar 15, 2026-6pm MDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation