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

59°F

15°C

Humidity 35%
Wind Speed W 29 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 14 Sep 06:15 PM MDT
Extended Forecast for

Big Timber MT

  • Tonight

    Tonight: Partly cloudy, with a low around 39. West wind 26 to 31 mph becoming light and variable after midnight. Winds could gust as high as 44 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 69. Light and variable wind becoming east 11 to 16 mph in the morning.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 44. East wind 5 to 13 mph becoming west after midnight.

    Low: 44 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 69. Light and variable wind becoming east northeast 6 to 11 mph in the afternoon.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. East wind 9 to 14 mph becoming light and variable after midnight.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 52. East wind 5 to 7 mph becoming calm. Chance of precipitation is 40%.

    Low: 52 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 74. West southwest wind 6 to 9 mph becoming north in the afternoon. Chance of precipitation is 60%.

    High: 74 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 49. North wind 5 to 9 mph becoming west southwest after midnight. Chance of precipitation is 60%.

    Low: 49 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. West wind 26 to 31 mph becoming light and variable after midnight. Winds could gust as high as 44 mph.
Tuesday
Sunny, with a high near 69. Light and variable wind becoming east 11 to 16 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 44. East wind 5 to 13 mph becoming west after midnight.
Wednesday
Sunny, with a high near 69. Light and variable wind becoming east northeast 6 to 11 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 45. East wind 9 to 14 mph becoming light and variable after midnight.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Calm wind becoming east 5 to 8 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 52. East wind 5 to 7 mph becoming calm. Chance of precipitation is 40%.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 74. West southwest wind 6 to 9 mph becoming north in the afternoon. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 49. North wind 5 to 9 mph becoming west southwest after midnight. Chance of precipitation is 60%.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 72. West southwest wind 6 to 10 mph. Chance of precipitation is 40%.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 48. West southwest wind 7 to 10 mph.
Sunday
Sunny, with a high near 74. West southwest wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 48. East northeast wind 5 to 8 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 78. West southwest wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Big Timber MT
 45.84°N 109.94°W (Elev. 4199 ft)
Last Update:
5:42 pm MDT Sep 14, 2026
Forecast Valid:
6pm MDT Sep 14, 2026-6pm MDT Sep 21, 2026
 
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