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

57°F

14°C

Humidity 43%
Wind Speed ENE 16 MPH
Barometer 29.64 in (1003.73 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 12 Apr 01:55 PM MDT
Extended Forecast for

5 Miles NNE Harlowton MT

  • This Afternoon

    This Afternoon: A chance of showers before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 61. North wind 8 to 10 mph. Chance of precipitation is 70%.

    High: 61 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 36. Northeast wind 6 to 14 mph becoming west southwest after midnight. Chance of precipitation is 80%.

    Low: 36 °F

    Showers then
    Slight Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 56. West wind 15 to 20 mph increasing to 23 to 28 mph in the morning. Winds could gust as high as 39 mph.

    High: 56 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 36. West wind 17 to 20 mph.

    Low: 36 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 59. West wind 16 to 23 mph.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. West wind 16 to 21 mph decreasing to 8 to 13 mph after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 50 percent chance of showers after noon. Mostly cloudy, with a high near 58. Southwest wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon.

    High: 58 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before midnight, then rain and snow showers. Low around 31. West southwest wind 17 to 21 mph becoming north northwest after midnight. Chance of precipitation is 90%.

    Low: 31 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: Snow showers. High near 38. Northwest wind 21 to 28 mph. Chance of precipitation is 80%.

    High: 38 °F

    Snow Showers

Detailed Forecast

This Afternoon
A chance of showers before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 61. North wind 8 to 10 mph. Chance of precipitation is 70%.
Tonight
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 36. Northeast wind 6 to 14 mph becoming west southwest after midnight. Chance of precipitation is 80%.
Monday
A 30 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 56. West wind 15 to 20 mph increasing to 23 to 28 mph in the morning. Winds could gust as high as 39 mph.
Monday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 36. West wind 17 to 20 mph.
Tuesday
Sunny, with a high near 59. West wind 16 to 23 mph.
Tuesday Night
Mostly cloudy, with a low around 37. West wind 16 to 21 mph decreasing to 8 to 13 mph after midnight.
Wednesday
A 50 percent chance of showers after noon. Mostly cloudy, with a high near 58. Southwest wind 10 to 15 mph increasing to 19 to 24 mph in the afternoon.
Wednesday Night
Rain showers before midnight, then rain and snow showers. Low around 31. West southwest wind 17 to 21 mph becoming north northwest after midnight. Chance of precipitation is 90%.
Thursday
Snow showers. High near 38. Northwest wind 21 to 28 mph. Chance of precipitation is 80%.
Thursday Night
A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 21. West northwest wind 13 to 23 mph.
Friday
A 40 percent chance of snow showers. Partly sunny, with a high near 43. West northwest wind 13 to 20 mph.
Friday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 24. West wind 9 to 16 mph.
Saturday
A slight chance of rain and snow showers. Mostly sunny, with a high near 50. West northwest wind 11 to 20 mph. Chance of precipitation is 20%.
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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:
12:53 pm MDT Apr 12, 2026
Forecast Valid:
2pm MDT Apr 12, 2026-6pm MDT Apr 18, 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