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

63°F

17°C

Humidity 37%
Wind Speed N 0 MPH
Barometer 29.62 in (1003.05 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 11 Apr 11:55 AM MDT
Extended Forecast for

5 Miles NNE Harlowton MT

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. Southwest wind 18 to 23 mph.

    High: 72 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 40. West wind 13 to 22 mph.

    Low: 40 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 62. West wind 8 to 11 mph becoming east northeast in the afternoon. Chance of precipitation is 50%.

    High: 62 °F

    Sunny then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 37. North northeast wind 7 to 11 mph becoming south after midnight. Chance of precipitation is 60%.

    Low: 37 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Showers, with thunderstorms also possible after 3pm. High near 55. West wind 8 to 13 mph increasing to 18 to 23 mph in the afternoon. Chance of precipitation is 80%.

    High: 55 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers before midnight. Mostly cloudy, with a low around 37. West wind 16 to 18 mph.

    Low: 37 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 58. West wind 17 to 26 mph.

    High: 58 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. West wind 18 to 23 mph decreasing to 9 to 14 mph after midnight.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after noon. Mostly cloudy, with a high near 53. West southwest wind 11 to 16 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%.

    High: 53 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 72. Southwest wind 18 to 23 mph.
Tonight
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 40. West wind 13 to 22 mph.
Sunday
A chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 62. West wind 8 to 11 mph becoming east northeast in the afternoon. Chance of precipitation is 50%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 37. North northeast wind 7 to 11 mph becoming south after midnight. Chance of precipitation is 60%.
Monday
Showers, with thunderstorms also possible after 3pm. High near 55. West wind 8 to 13 mph increasing to 18 to 23 mph in the afternoon. Chance of precipitation is 80%.
Monday Night
A 50 percent chance of showers before midnight. Mostly cloudy, with a low around 37. West wind 16 to 18 mph.
Tuesday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 58. West wind 17 to 26 mph.
Tuesday Night
Partly cloudy, with a low around 36. West wind 18 to 23 mph decreasing to 9 to 14 mph after midnight.
Wednesday
Showers likely, mainly after noon. Mostly cloudy, with a high near 53. West southwest wind 11 to 16 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 60%.
Wednesday Night
Rain showers before 9pm, then rain and snow showers between 9pm and 3am, then snow showers after 3am. Low around 29. West wind 14 to 21 mph becoming north northeast after midnight. Chance of precipitation is 80%.
Thursday
Snow showers. High near 37. North wind 18 to 24 mph. Chance of precipitation is 80%.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 20. North northwest wind 14 to 21 mph.
Friday
A 40 percent chance of snow showers. Partly sunny, with a high near 40. West northwest wind 13 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:
12:33 pm MDT Apr 11, 2026
Forecast Valid:
1pm MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation