National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

Big Timber Airport (K6S0)

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

Clear

37°F

3°C

Humidity 34%
Wind Speed W 28 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 30 Dec 08:55 AM MST
Extended Forecast for

16 Miles E Wilsall MT

  • Today

    Today: Sunny, with a high near 26. West northwest wind 17 to 21 mph.

    High: 26 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 22. West wind 24 to 28 mph, with gusts as high as 38 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31. West wind 21 to 25 mph.

    High: 31 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 23. West wind 25 to 28 mph, with gusts as high as 39 mph.

    Low: 23 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 28. West wind 15 to 18 mph.

    High: 28 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Cloudy, with a low around 21. West wind 16 to 18 mph.

    Low: 21 °F

    Cloudy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 28. West wind 16 to 18 mph.

    High: 28 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24. West wind 18 to 24 mph.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 28. West southwest wind 22 to 24 mph.

    High: 28 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 26. West northwest wind 17 to 21 mph.
Tonight
Partly cloudy, with a low around 22. West wind 24 to 28 mph, with gusts as high as 38 mph.
Wednesday
Mostly sunny, with a high near 31. West wind 21 to 25 mph.
Wednesday Night
Mostly cloudy, with a low around 23. West wind 25 to 28 mph, with gusts as high as 39 mph.
New Year's Day
Mostly cloudy, with a high near 28. West wind 15 to 18 mph.
Thursday Night
Cloudy, with a low around 21. West wind 16 to 18 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 28. West wind 16 to 18 mph.
Friday Night
Mostly cloudy, with a low around 24. West wind 18 to 24 mph.
Saturday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 28. West southwest wind 22 to 24 mph.
Saturday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 18. West wind around 22 mph.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 22. West wind around 21 mph.
Sunday Night
Partly cloudy, with a low around 16. West wind 17 to 20 mph.
Monday
Mostly sunny, with a high near 22. West wind 20 to 22 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles E Wilsall MT
 46.02°N 110.31°W (Elev. 9452 ft)
Last Update:
4:09 am MST Dec 30, 2025
Forecast Valid:
9am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
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Additional Resources

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Chance of Precipitation