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.

Overcast

36°F

2°C

Humidity 86%
Wind Speed W 12 MPH
Barometer 29.56 in (1001.02 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 06 Dec 05:05 AM MST
Extended Forecast for

5 Miles SSW Harlowton MT

  • Overnight

    Overnight: Snow showers likely. Mostly cloudy, with a low around 29. West wind around 31 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 29 °F

    Snow Showers
    Likely

  • Saturday

    Saturday: Scattered snow showers. Partly sunny, with a high near 37. West northwest wind 18 to 23 mph decreasing to 9 to 14 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Scattered
    Snow Showers

  • Saturday Night

    Saturday Night: Isolated snow showers before 11pm. Cloudy during the early evening, then gradual clearing, with a steady temperature around 31. West wind 15 to 20 mph increasing to 28 to 33 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Isolated Snow
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 40. West wind 26 to 31 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a temperature rising to around 37 by 3am. West wind 13 to 23 mph increasing to 23 to 33 mph in the evening. Winds could gust as high as 47 mph.

    Low: 33 °F⇑

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 46. West wind 30 to 32 mph, with gusts as high as 46 mph.

    High: 46 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature rising to around 48 by 5am. West southwest wind 23 to 28 mph increasing to 35 to 40 mph after midnight. Winds could gust as high as 55 mph.

    Low: 41 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers. Mostly cloudy, with a temperature falling to around 39 by 5pm. West wind 36 to 45 mph, with gusts as high as 60 mph.

    High: 48 °F⇓

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Snow showers likely, possibly mixed with rain, mainly after 5am. Mostly cloudy, with a low around 33. West wind 25 to 30 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 60%.

    Low: 33 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Snow showers likely. Mostly cloudy, with a low around 29. West wind around 31 mph, with gusts as high as 44 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Scattered snow showers. Partly sunny, with a high near 37. West northwest wind 18 to 23 mph decreasing to 9 to 14 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Saturday Night
Isolated snow showers before 11pm. Cloudy during the early evening, then gradual clearing, with a steady temperature around 31. West wind 15 to 20 mph increasing to 28 to 33 mph after midnight. Winds could gust as high as 47 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 40. West wind 26 to 31 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 44 mph.
Sunday Night
Mostly cloudy, with a temperature rising to around 37 by 3am. West wind 13 to 23 mph increasing to 23 to 33 mph in the evening. Winds could gust as high as 47 mph.
Monday
Partly sunny, with a high near 46. West wind 30 to 32 mph, with gusts as high as 46 mph.
Monday Night
Mostly cloudy, with a temperature rising to around 48 by 5am. West southwest wind 23 to 28 mph increasing to 35 to 40 mph after midnight. Winds could gust as high as 55 mph.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a temperature falling to around 39 by 5pm. West wind 36 to 45 mph, with gusts as high as 60 mph.
Tuesday Night
Snow showers likely, possibly mixed with rain, mainly after 5am. Mostly cloudy, with a low around 33. West wind 25 to 30 mph decreasing to 18 to 23 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 60%.
Wednesday
Rain likely, possibly mixed with snow showers. Mostly cloudy, with a high near 45. West wind 17 to 20 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 25. West wind 18 to 22 mph. Chance of precipitation is 50%.
Thursday
A 40 percent chance of snow showers. Mostly cloudy, with a temperature rising to near 29 by noon, then falling to around 25 during the remainder of the day. Northwest wind 15 to 20 mph.
Thursday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 17. Northwest wind around 11 mph becoming south in the evening.
Friday
A 30 percent chance of snow showers. Mostly cloudy, with a high near 35. West southwest wind around 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Harlowton MT
 46.38°N 109.88°W (Elev. 4488 ft)
Last Update:
4:09 am MST Dec 6, 2025
Forecast Valid:
5am MST Dec 6, 2025-6pm MST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation