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

Areas of Excessive Rainfall and Severe Thunderstorms; Typhoon Watch for Guam/CNMI

Heavy to excessive rainfall will continue today from the Texas Big Bend region into southern Oklahoma. Locally considerable flash and urban flooding is possible, and river flooding will continue in central Oklahoma. Scattered severe thunderstorms are possible in parts of the Mid-Atlantic Friday. A Typhoon Watch has been issued for Guam and CNMI. Read More >

Current conditions at

Kilo - Harlowton (K1KM)

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

Partly Cloudy

45°F

7°C

Humidity 55%
Wind Speed ENE 17 MPH
Barometer 30.62 in (1036.91 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 15 Oct 11:55 AM MDT
Extended Forecast for

Harlowton MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 48. North wind 11 to 15 mph.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. North northeast wind 5 to 9 mph becoming southwest after midnight.

    Low: 24 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63. Southwest wind 5 to 8 mph.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. West southwest wind 6 to 14 mph.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 70. West southwest wind 10 to 15 mph.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 37. West southwest wind 5 to 15 mph.

    Low: 37 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 58. West northwest wind 6 to 11 mph becoming southeast in the afternoon.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. East southeast wind 5 to 9 mph becoming light and variable.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 65. West wind 5 to 7 mph becoming calm.

    High: 65 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 48. North wind 11 to 15 mph.
Tonight
Mostly clear, with a low around 24. North northeast wind 5 to 9 mph becoming southwest after midnight.
Friday
Sunny, with a high near 63. Southwest wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 37. West southwest wind 6 to 14 mph.
Saturday
Mostly sunny, with a high near 70. West southwest wind 10 to 15 mph.
Saturday Night
Partly cloudy, with a low around 37. West southwest wind 5 to 15 mph.
Sunday
Sunny, with a high near 58. West northwest wind 6 to 11 mph becoming southeast in the afternoon.
Sunday Night
Mostly clear, with a low around 35. East southeast wind 5 to 9 mph becoming light and variable.
Monday
Sunny, with a high near 65. West wind 5 to 7 mph becoming calm.
Monday Night
Partly cloudy, with a low around 39. Light and variable wind becoming west northwest 5 to 8 mph after midnight.
Tuesday
Partly sunny, with a high near 61. West northwest wind 6 to 9 mph.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 36. West northwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 55. Southwest wind 6 to 8 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:
4:12 am MDT Oct 15, 2026
Forecast Valid:
12pm MDT Oct 15, 2026-6pm MDT Oct 21, 2026
 
Forecast Discussion
 
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