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

Big Timber Airport (K6S0)

Lat: 45.80647°NLon: 109.97826°WElev: 4494.0ft.

Clear

68°F

20°C

Humidity 52%
Wind Speed E 8 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 19 Jun 08:15 PM MDT
Extended Forecast for

2 Miles WNW Harlowton MT

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North northeast wind 6 to 14 mph becoming south after midnight. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 76. Northwest wind 8 to 18 mph becoming east southeast in the morning. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 48. East southeast wind 13 to 17 mph becoming west northwest after midnight. Chance of precipitation is 80%.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 66. West wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 40%.

    High: 66 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after midnight. Mostly cloudy, with a low around 40. Northwest wind 15 to 22 mph. Chance of precipitation is 60%.

    Low: 40 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after noon. High near 56. West northwest wind 14 to 21 mph. Chance of precipitation is 80%.

    High: 56 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight. Partly cloudy, with a low around 35. West wind 8 to 18 mph.

    Low: 35 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66. West southwest wind 7 to 10 mph becoming south in the afternoon.

    High: 66 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 40. Southeast wind 5 to 10 mph becoming west northwest after midnight.

    Low: 40 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North northeast wind 6 to 14 mph becoming south after midnight. Chance of precipitation is 40%.
Friday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 76. Northwest wind 8 to 18 mph becoming east southeast in the morning. Chance of precipitation is 40%.
Friday Night
Showers and possibly a thunderstorm. Low around 48. East southeast wind 13 to 17 mph becoming west northwest after midnight. Chance of precipitation is 80%.
Saturday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 66. West wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 44 mph. Chance of precipitation is 40%.
Saturday Night
Showers likely, mainly after midnight. Mostly cloudy, with a low around 40. Northwest wind 15 to 22 mph. Chance of precipitation is 60%.
Sunday
Showers likely, then showers and possibly a thunderstorm after noon. High near 56. West northwest wind 14 to 21 mph. Chance of precipitation is 80%.
Sunday Night
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 35. West wind 8 to 18 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66. West southwest wind 7 to 10 mph becoming south in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 40. Southeast wind 5 to 10 mph becoming west northwest after midnight.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 72. West northwest wind 5 to 10 mph becoming east southeast in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 45. East southeast wind 5 to 11 mph becoming west after midnight.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 73. West wind 5 to 10 mph becoming southeast in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 47. West wind 5 to 10 mph becoming southeast after midnight.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. West wind 6 to 10 mph becoming south in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Harlowton MT
 46.44°N 109.85°W (Elev. 4190 ft)
Last Update:
8:08 pm MDT Jun 19, 2025
Forecast Valid:
8pm MDT Jun 19, 2025-6pm MDT Jun 26, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation