Current conditions at

Kilo - Harlowton (K1KM)

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

Clear

53°F

12°C

Humidity 67%
Wind Speed N 11 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 02 Sep 12:55 AM MDT
Extended Forecast for

2 Miles WNW Harlowton MT

Fire Weather Watch September 3, 12:00pm until September 3, 08:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Overnight

    Overnight: Mostly cloudy, with a low around 50. West wind around 6 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph becoming south southwest 15 to 25 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers between 3am and 4am.  Increasing clouds, with a low around 48. West southwest wind 19 to 24 mph decreasing to 6 to 11 mph after midnight.  Chance of precipitation is 20%.

    Low: 48 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 79. South southwest wind 6 to 15 mph.

    High: 79 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. South southwest wind 5 to 13 mph becoming north after midnight.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82. South southwest wind 5 to 15 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 49. Southwest wind 10 to 16 mph becoming north northwest after midnight.

    Low: 49 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. Northwest wind 7 to 10 mph becoming east southeast in the afternoon.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 47. East northeast wind 6 to 16 mph becoming northwest after midnight.

    Low: 47 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 50. West wind around 6 mph.
Wednesday
Mostly sunny, with a high near 84. Southwest wind 5 to 10 mph becoming south southwest 15 to 25 mph in the afternoon.
Wednesday Night
A slight chance of showers between 3am and 4am. Increasing clouds, with a low around 48. West southwest wind 19 to 24 mph decreasing to 6 to 11 mph after midnight. Chance of precipitation is 20%.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 79. South southwest wind 6 to 15 mph.
Thursday Night
Partly cloudy, with a low around 49. South southwest wind 5 to 13 mph becoming north after midnight.
Friday
Sunny, with a high near 82. South southwest wind 5 to 15 mph.
Friday Night
Mostly clear, with a low around 49. Southwest wind 10 to 16 mph becoming north northwest after midnight.
Saturday
Sunny, with a high near 78. Northwest wind 7 to 10 mph becoming east southeast in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 47. East northeast wind 6 to 16 mph becoming northwest after midnight.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. North northwest wind 5 to 14 mph becoming east southeast in the afternoon.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 50. East wind 6 to 16 mph becoming southwest after midnight. Chance of precipitation is 60%.
Labor Day
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 71. West wind 7 to 11 mph becoming south in the afternoon.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 47. South wind around 13 mph becoming northwest in the evening.
Tuesday
A 40 percent chance of showers. Partly sunny, with a high near 69. West wind 14 to 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Harlowton MT
 46.44°N 109.85°W (Elev. 4190 ft)
12:32 am MDT Sep 2, 2026
1am MDT Sep 2, 2026-6pm MDT Sep 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database