Current conditions at

Big Timber Airport (K6S0)

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

Overcast

36°F

2°C

Humidity 51%
Wind Speed WSW 12 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 18 Jan 09:35 AM MST
Extended Forecast for

5 Miles SSW Harlowton MT

  • Today

    Today: Mostly sunny, with a temperature rising to near 36 by 11am, then falling to around 29 during the remainder of the day. North northwest wind 18 to 28 mph, with gusts as high as 38 mph.

    High: 36 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 20. West northwest wind 10 to 13 mph.

    Low: 20 °F

    Partly Cloudy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 41. West wind 17 to 23 mph.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a steady temperature around 36. West wind 18 to 25 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 39. West northwest wind 23 to 25 mph.

    High: 39 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 23. West northwest wind around 18 mph.

    Low: 23 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 37. West northwest wind 11 to 17 mph.

    High: 37 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. West wind 8 to 14 mph.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 43. Northwest wind 15 to 17 mph.

    High: 43 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a temperature rising to near 36 by 11am, then falling to around 29 during the remainder of the day. North northwest wind 18 to 28 mph, with gusts as high as 38 mph.
Tonight
Partly cloudy, with a low around 20. West northwest wind 10 to 13 mph.
M.L.King Day
Sunny, with a high near 41. West wind 17 to 23 mph.
Monday Night
Mostly cloudy, with a steady temperature around 36. West wind 18 to 25 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 39. West northwest wind 23 to 25 mph.
Tuesday Night
Partly cloudy, with a low around 23. West northwest wind around 18 mph.
Wednesday
Mostly sunny, with a high near 37. West northwest wind 11 to 17 mph.
Wednesday Night
Partly cloudy, with a low around 23. West wind 8 to 14 mph.
Thursday
Partly sunny, with a high near 43. Northwest wind 15 to 17 mph.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 14. North wind 10 to 13 mph.
Friday
Snow likely. Mostly cloudy, with a high near 21. East northeast wind around 11 mph. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 0. East wind around 10 mph.
Saturday
A 30 percent chance of snow. Mostly cloudy and cold, with a high near 11. East southeast wind around 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Harlowton MT
 46.38°N 109.88°W (Elev. 4488 ft)
4:10 am MST Jan 18, 2026
9am MST Jan 18, 2026-6pm MST Jan 24, 2026
 
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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