Current conditions at

Kilo - Harlowton (K1KM)

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

blowing snow

-1°F

-18°C

Humidity 76%
Wind Speed E 19 MPH
Barometer 29.71 in (1006.1 mb)
Dewpoint -6°F (-21°C)
Visibility 1.88 mi
Wind Chill-23°F (-31°C)
Last update 18 Feb 07:55 PM MST
Extended Forecast for

5 Miles SSW Harlowton MT

Winter Weather Advisory February 18, 08:55pm until February 19, 02:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 08:55pm until February 19, 02:00am

    NOW until 2:00am Thu

    Winter Weather Advisory

  • Tonight

    Low: -3 °F

    Snow

  • Thursday

    Thursday: A 20 percent chance of snow before 9am.  Cloudy, then gradually becoming mostly sunny and cold, with a high near 14. Wind chill values as low as -15. East northeast wind 5 to 7 mph becoming southeast in the afternoon.

    High: 14 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 3. Wind chill values as low as -5. East southeast wind 5 to 7 mph becoming calm  in the evening.

    Low: 3 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 31. Wind chill values as low as -5. West wind 5 to 9 mph.

    High: 31 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 12. West wind 6 to 9 mph.

    Low: 12 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 34. West wind around 10 mph.

    High: 34 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 11. Northeast wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 11 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 31. East southeast wind 5 to 10 mph.

    High: 31 °F

    Partly Sunny

Detailed Forecast

Tonight
Snow, mainly before 1am. Low around -3. Wind chill values as low as -20. North wind 6 to 14 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of around 2 inches.
Thursday
A 20 percent chance of snow before 9am. Cloudy, then gradually becoming mostly sunny and cold, with a high near 14. Wind chill values as low as -15. East northeast wind 5 to 7 mph becoming southeast in the afternoon.
Thursday Night
Partly cloudy, with a low around 3. Wind chill values as low as -5. East southeast wind 5 to 7 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 31. Wind chill values as low as -5. West wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around 12. West wind 6 to 9 mph.
Saturday
Sunny, with a high near 34. West wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 11. Northeast wind 5 to 8 mph becoming light and variable after midnight.
Sunday
Partly sunny, with a high near 31. East southeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 17. East southeast wind 6 to 8 mph becoming west after midnight.
Monday
Mostly sunny, with a high near 50. West southwest wind 9 to 11 mph.
Monday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 30. West wind 9 to 16 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of snow showers. Partly sunny, with a high near 46. West wind 18 to 24 mph.
Tuesday Night
A 20 percent chance of snow showers. Partly cloudy, with a low around 28. West wind 15 to 18 mph.
Wednesday
A 20 percent chance of snow showers. Mostly sunny, with a high near 44. West wind 16 to 22 mph.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Harlowton MT
 46.38°N 109.88°W (Elev. 4488 ft)
7:18 pm MST Feb 18, 2026
8pm MST Feb 18, 2026-6pm MST Feb 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database