National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Kilo - Harlowton (K1KM)

Lat: 46.5°NLon: 109.8°WElev: 4452.0ft.

light snow,mist

32°F

0°C

Humidity 95%
Wind Speed E 14 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 31°F (-1°C)
Visibility 5.00 mi
Wind Chill22°F (-6°C)
Last update 11 Oct 06:55 AM MDT
Extended Forecast for

Harlowton MT

Winter Weather Advisory October 11, 07:07am until October 12, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory October 11, 07:07am until October 12, 12:00pm

    NOW until 12:00pm Mon

    Winter Weather Advisory

  • Today

    High: 34 °F

    Rain/Snow and
    Patchy Fog

  • Tonight

    Tonight: Snow. Low around 27. North wind 10 to 14 mph. Chance of precipitation is 100%. New snow accumulation of around 4 inches.

    Low: 27 °F

    Snow

  • Columbus Day

    Columbus Day: Snow before 9am. High near 37. North wind 8 to 13 mph becoming light north northeast in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. Calm wind becoming southwest around 5 mph after midnight.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 48. West wind 5 to 9 mph becoming light north northwest in the afternoon.

    High: 48 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 26. West wind 3 to 8 mph.

    Low: 26 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53. West wind 5 to 8 mph.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 31. West wind 7 to 12 mph increasing to 13 to 18 mph after midnight.

    Low: 31 °F

    Mostly Clear

Detailed Forecast

Today
Rain and snow. Patchy fog after 9am. High near 34. North northeast wind around 10 mph. Chance of precipitation is 100%. Total daytime snow accumulation of around 2 inches.
Tonight
Snow. Low around 27. North wind 10 to 14 mph. Chance of precipitation is 100%. New snow accumulation of around 4 inches.
Columbus Day
Snow before 9am. High near 37. North wind 8 to 13 mph becoming light north northeast in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 23. Calm wind becoming southwest around 5 mph after midnight.
Tuesday
Sunny, with a high near 48. West wind 5 to 9 mph becoming light north northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 26. West wind 3 to 8 mph.
Wednesday
Sunny, with a high near 53. West wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 31. West wind 7 to 12 mph increasing to 13 to 18 mph after midnight.
Thursday
Mostly sunny, with a high near 54. West northwest wind 10 to 17 mph.
Thursday Night
Partly cloudy, with a low around 28. West northwest wind around 8 mph.
Friday
Sunny, with a high near 58. West wind 5 to 7 mph becoming south southeast in the afternoon.
Friday Night
Mostly clear, with a low around 33. South southeast wind 5 to 9 mph becoming west southwest after midnight.
Saturday
Sunny, with a high near 68. West southwest wind 11 to 14 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harlowton MT
 46.44°N 109.82°W (Elev. 4199 ft)
Last Update:
5:58 am MDT Oct 11, 2026
Forecast Valid:
7am MDT Oct 11, 2026-6pm MDT Oct 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