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 56%
Wind Speed E 16 MPH
Barometer 29.57 in (1001.36 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Jun 04:55 PM MDT
Extended Forecast for

2 Miles WNW Harlowton MT

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73. East wind around 15 mph.

    High: 73 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 47. East wind 11 to 14 mph becoming west after midnight. Chance of precipitation is 70%.

    Low: 47 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 65. West wind 15 to 20 mph increasing to 24 to 29 mph in the morning. Winds could gust as high as 39 mph.

    High: 65 °F

    Slight Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after midnight. Increasing clouds, with a low around 41. Northwest wind 14 to 21 mph.

    Low: 41 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after noon. High near 53. Northwest wind 13 to 18 mph. Chance of precipitation is 90%.

    High: 53 °F

    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 33. West wind 9 to 17 mph.

    Low: 33 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 66. South southwest wind 9 to 14 mph. Chance of precipitation is 20%.

    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 41. Southwest wind 5 to 10 mph becoming east southeast in the evening.

    Low: 41 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. West wind 6 to 10 mph becoming east southeast in the afternoon.

    High: 71 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 73. East wind around 15 mph.
Tonight
A chance of showers and thunderstorms before 9pm, then showers likely and possibly a thunderstorm between 9pm and 3am, then a chance of showers after 3am. Mostly cloudy, with a low around 47. East wind 11 to 14 mph becoming west after midnight. Chance of precipitation is 70%.
Saturday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 65. West wind 15 to 20 mph increasing to 24 to 29 mph in the morning. Winds could gust as high as 39 mph.
Saturday Night
A 50 percent chance of showers, mainly after midnight. Increasing clouds, with a low around 41. Northwest wind 14 to 21 mph.
Sunday
Showers, with thunderstorms also possible after noon. High near 53. Northwest wind 13 to 18 mph. Chance of precipitation is 90%.
Sunday Night
A 30 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 33. West wind 9 to 17 mph.
Monday
A slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 66. South southwest wind 9 to 14 mph. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41. Southwest wind 5 to 10 mph becoming east southeast in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71. West wind 6 to 10 mph becoming east southeast in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45. Southeast wind 5 to 10 mph becoming west after midnight.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76. West wind 5 to 10 mph becoming south in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 47. West wind 6 to 10 mph becoming southeast in the evening.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. West wind 6 to 13 mph becoming south in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 49. West northwest wind 7 to 13 mph.
Friday
Mostly sunny, with a high near 80. West wind 8 to 15 mph.
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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:
5:08 pm MDT Jun 20, 2025
Forecast Valid:
5pm MDT Jun 20, 2025-6pm MDT Jun 27, 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