Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

Big Timber Airport (K6S0)

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

Clear

37°F

3°C

Humidity 51%
Wind Speed WSW 11 MPH
Barometer 29.57 in (1001.36 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 26 Dec 10:35 PM MST
Extended Forecast for

5 Miles NNE Harlowton MT

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly after 5am.  Mostly clear, with a low around 23. West southwest wind 21 to 25 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 23 °F

    Mostly Clear
    then Chance
    Snow Showers

  • Saturday

    Saturday: A 30 percent chance of snow showers, mainly before 7am.  Mostly sunny, with a temperature falling to around 7 by 5pm. Wind chill values as low as -15. North wind 25 to 28 mph, with gusts as high as 39 mph.  New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 3. Wind chill values as low as -15. North wind 13 to 22 mph.

    Low: 3 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 27. Wind chill values as low as -10. West wind 11 to 18 mph.

    High: 27 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 18. West wind 14 to 18 mph.

    Low: 18 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 40. West wind 20 to 23 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. West wind 18 to 20 mph.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 45. West wind 17 to 20 mph.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29. West wind around 15 mph.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow showers, mainly after 5am. Mostly clear, with a low around 23. West southwest wind 21 to 25 mph. Total nighttime snow accumulation of less than a half inch possible.
Saturday
A 30 percent chance of snow showers, mainly before 7am. Mostly sunny, with a temperature falling to around 7 by 5pm. Wind chill values as low as -15. North wind 25 to 28 mph, with gusts as high as 39 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 3. Wind chill values as low as -15. North wind 13 to 22 mph.
Sunday
Sunny, with a high near 27. Wind chill values as low as -10. West wind 11 to 18 mph.
Sunday Night
Mostly clear, with a low around 18. West wind 14 to 18 mph.
Monday
Mostly sunny, with a high near 40. West wind 20 to 23 mph.
Monday Night
Mostly cloudy, with a low around 29. West wind 18 to 20 mph.
Tuesday
Partly sunny, with a high near 45. West wind 17 to 20 mph.
Tuesday Night
Mostly cloudy, with a low around 29. West wind around 15 mph.
Wednesday
Partly sunny, with a temperature rising to near 41 by 11am, then falling to around 28 during the remainder of the day. West wind around 14 mph.
Wednesday Night
Mostly cloudy, with a low around 19. South wind 8 to 10 mph.
New Year's Day
Mostly cloudy, with a high near 38. Southwest wind around 8 mph.
Thursday Night
Mostly cloudy, with a low around 21. Southwest wind around 8 mph.
Friday
A 20 percent chance of snow showers. Mostly cloudy, with a high near 43. West wind 9 to 11 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Harlowton MT
 46.51°N 109.8°W (Elev. 4426 ft)
10:13 pm MST Dec 26, 2025
10pm MST Dec 26, 2025-6pm MST Jan 2, 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