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

56°F

13°C

Humidity 15%
Wind Speed N 17 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Last update 22 Mar 05:55 PM MDT
Extended Forecast for

5 Miles NNE Harlowton MT

  • Tonight

    Tonight: Increasing clouds, with a low around 31. West northwest wind 16 to 21 mph becoming northwest 6 to 11 mph after midnight.

    Low: 31 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 60. North northwest wind 6 to 13 mph becoming south southeast in the afternoon.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 38. Southeast wind 6 to 13 mph becoming west northwest after midnight.

    Low: 38 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 62. West southwest wind 7 to 16 mph.

    High: 62 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 44. West wind 11 to 16 mph.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66. West wind 14 to 24 mph increasing to 26 to 36 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain showers before midnight, then a chance of rain and snow showers between midnight and 3am, then a chance of snow showers after 3am. Mostly cloudy, with a low around 31. Northwest wind 21 to 29 mph, with gusts as high as 38 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Thursday

    Thursday: A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 44. West northwest wind 18 to 25 mph.

    High: 44 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 23. West wind 17 to 22 mph decreasing to 8 to 13 mph after midnight.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 31. West northwest wind 16 to 21 mph becoming northwest 6 to 11 mph after midnight.
Monday
Mostly sunny, with a high near 60. North northwest wind 6 to 13 mph becoming south southeast in the afternoon.
Monday Night
Increasing clouds, with a low around 38. Southeast wind 6 to 13 mph becoming west northwest after midnight.
Tuesday
Mostly cloudy, with a high near 62. West southwest wind 7 to 16 mph.
Tuesday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 44. West wind 11 to 16 mph.
Wednesday
Partly sunny, with a high near 66. West wind 14 to 24 mph increasing to 26 to 36 mph in the afternoon. Winds could gust as high as 50 mph.
Wednesday Night
A chance of rain showers before midnight, then a chance of rain and snow showers between midnight and 3am, then a chance of snow showers after 3am. Mostly cloudy, with a low around 31. Northwest wind 21 to 29 mph, with gusts as high as 38 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday
A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 44. West northwest wind 18 to 25 mph.
Thursday Night
Mostly clear, with a low around 23. West wind 17 to 22 mph decreasing to 8 to 13 mph after midnight.
Friday
Sunny, with a high near 50. West wind 8 to 16 mph becoming south southwest in the afternoon.
Friday Night
Partly cloudy, with a low around 26. Southwest wind 6 to 15 mph becoming southeast after midnight.
Saturday
Mostly sunny, with a high near 58. West southwest wind 8 to 15 mph becoming south in the morning.
Saturday Night
Partly cloudy, with a low around 33. South southwest wind 8 to 16 mph becoming west northwest after midnight.
Sunday
Mostly sunny, with a high near 64. Southwest wind 9 to 18 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:
5:11 pm MDT Mar 22, 2026
Forecast Valid:
6pm MDT Mar 22, 2026-6pm MDT Mar 29, 2026
 
Forecast Discussion
 
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Additional Resources

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