Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Current conditions at

Big Timber Airport (K6S0)

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

Overcast

50°F

10°C

Humidity 37%
Wind Speed W 19 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 15 Nov 02:15 AM MST
Extended Forecast for

5 Miles NNE Harlowton MT

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 42. West wind 16 to 18 mph.

    Low: 42 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 59. West wind 18 to 26 mph.

    High: 59 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. West northwest wind 6 to 10 mph becoming north after midnight.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 53. East northeast wind 5 to 7 mph becoming south southeast in the morning.

    High: 53 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 11pm.  Mostly cloudy, with a low around 35. Southeast wind around 6 mph becoming west after midnight.

    Low: 35 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of showers, mainly after 11am.  Mostly cloudy, with a high near 56. West wind 8 to 14 mph.

    High: 56 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 34. West wind around 11 mph.

    Low: 34 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers.  Partly sunny, with a high near 52. West wind around 9 mph.

    High: 52 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain showers before 11pm, then a chance of rain and snow showers.  Mostly cloudy, with a low around 31. West wind around 8 mph.  Chance of precipitation is 30%.

    Low: 31 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 42. West wind 16 to 18 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 59. West wind 18 to 26 mph.
Saturday Night
Partly cloudy, with a low around 32. West northwest wind 6 to 10 mph becoming north after midnight.
Sunday
Mostly cloudy, with a high near 53. East northeast wind 5 to 7 mph becoming south southeast in the morning.
Sunday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 35. Southeast wind around 6 mph becoming west after midnight.
Monday
A 30 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 56. West wind 8 to 14 mph.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 34. West wind around 11 mph.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 52. West wind around 9 mph.
Tuesday Night
A chance of rain showers before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 31. West wind around 8 mph. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow showers, mainly before 11am. Partly sunny, with a high near 47. West wind around 11 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 26. Northwest wind 6 to 8 mph becoming west southwest after midnight.
Thursday
Partly sunny, with a high near 48. Southwest wind around 8 mph.
Thursday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 27. West wind 8 to 11 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 47. West wind 14 to 17 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Harlowton MT
 46.51°N 109.8°W (Elev. 4426 ft)
2:07 am MST Nov 15, 2025
2am MST Nov 15, 2025-6pm MST Nov 21, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database