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.

Partly Cloudy

56°F

13°C

Humidity 35%
Wind Speed SSE 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 08 Oct 08:55 PM MDT
Extended Forecast for

Harlowton MT

Red Flag Warning October 9, 12:00pm until October 9, 09:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. West wind 5 to 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 83. West southwest wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon.

    High: 83 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 46. West southwest wind around 11 mph becoming northwest after midnight.

    Low: 46 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after noon. Mostly cloudy, with a high near 58. Northwest wind 10 to 16 mph becoming north northeast in the afternoon. Chance of precipitation is 70%.

    High: 58 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Rain showers before 9pm, then snow showers, possibly mixed with rain. Low around 28. North wind 20 to 25 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow

  • Sunday

    Sunday: Snow showers, possibly mixed with rain before 9am, then snow showers between 9am and noon, then snow showers, possibly mixed with rain after noon. High near 37. North northeast wind 9 to 17 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    High: 37 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow showers before 9pm, then snow showers between 9pm and 3am, then rain and snow showers after 3am. Low around 24. North northeast wind around 8 mph. Chance of precipitation is 90%. New snow accumulation of around 2 inches.

    Low: 24 °F

    Rain/Snow

  • Columbus Day

    Columbus Day: A chance of rain and snow showers before noon. Mostly cloudy, with a high near 39. North northeast wind around 5 mph becoming light and variable. Chance of precipitation is 40%.

    High: 39 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 27. West southwest wind 3 to 7 mph.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. West wind 5 to 10 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 83. West southwest wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon.
Friday Night
A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 46. West southwest wind around 11 mph becoming northwest after midnight.
Saturday
Showers likely, mainly after noon. Mostly cloudy, with a high near 58. Northwest wind 10 to 16 mph becoming north northeast in the afternoon. Chance of precipitation is 70%.
Saturday Night
Rain showers before 9pm, then snow showers, possibly mixed with rain. Low around 28. North wind 20 to 25 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday
Snow showers, possibly mixed with rain before 9am, then snow showers between 9am and noon, then snow showers, possibly mixed with rain after noon. High near 37. North northeast wind 9 to 17 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Sunday Night
Rain and snow showers before 9pm, then snow showers between 9pm and 3am, then rain and snow showers after 3am. Low around 24. North northeast wind around 8 mph. Chance of precipitation is 90%. New snow accumulation of around 2 inches.
Columbus Day
A chance of rain and snow showers before noon. Mostly cloudy, with a high near 39. North northeast wind around 5 mph becoming light and variable. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 27. West southwest wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 54. West wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 35. West wind 5 to 15 mph.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 56. West wind 16 to 21 mph.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33. West northwest wind 22 to 31 mph, with gusts as high as 43 mph. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 51. Northwest wind 18 to 28 mph, with gusts as high as 40 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harlowton MT
 46.42°N 109.85°W (Elev. 4199 ft)
Last Update:
5:17 pm MDT Oct 8, 2026
Forecast Valid:
10pm MDT Oct 8, 2026-6pm MDT Oct 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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