Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. Read More >

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

Lat: 45.34534°NLon: 111.17261°WElev: 5699.0ft.

unknown precip

32°F

0°C

Humidity 67%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 01 Mar 09:30 AM MST
Extended Forecast for

15 Miles ENE Big Sky MT

  • Today

    Today: Increasing clouds, with a high near 35. Southwest wind around 14 mph, with gusts as high as 21 mph.

    High: 35 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 3am.  Mostly cloudy, with a low around 27. Southwest wind 10 to 13 mph, with gusts as high as 18 mph.  New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Mostly Cloudy
    then Chance
    Snow

  • Monday

    Monday: A 40 percent chance of snow, mainly between 10am and 4pm.  Mostly cloudy, with a high near 33. South southwest wind 8 to 11 mph becoming north northeast in the morning.  New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22. North northwest wind around 10 mph becoming west after midnight.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 38. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 17 to 22 mph, with gusts as high as 31 mph.

    Low: 28 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: A 50 percent chance of snow after 11am.  Mostly cloudy, with a high near 34. Breezy, with a south southwest wind around 22 mph, with gusts as high as 36 mph.  New snow accumulation of less than one inch possible.

    High: 34 °F

    Chance Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow.  Cloudy, with a low around 22. West wind 10 to 17 mph, with gusts as high as 34 mph.

    Low: 22 °F

    Snow

  • Thursday

    Thursday: Snow likely.  Mostly cloudy, with a high near 25.

    High: 25 °F

    Snow Likely

Detailed Forecast

Today
Increasing clouds, with a high near 35. Southwest wind around 14 mph, with gusts as high as 21 mph.
Tonight
A 30 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 27. Southwest wind 10 to 13 mph, with gusts as high as 18 mph. New snow accumulation of less than a half inch possible.
Monday
A 40 percent chance of snow, mainly between 10am and 4pm. Mostly cloudy, with a high near 33. South southwest wind 8 to 11 mph becoming north northeast in the morning. New snow accumulation of less than a half inch possible.
Monday Night
Partly cloudy, with a low around 22. North northwest wind around 10 mph becoming west after midnight.
Tuesday
Sunny, with a high near 38. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 17 to 22 mph, with gusts as high as 31 mph.
Wednesday
A 50 percent chance of snow after 11am. Mostly cloudy, with a high near 34. Breezy, with a south southwest wind around 22 mph, with gusts as high as 36 mph. New snow accumulation of less than one inch possible.
Wednesday Night
Snow. Cloudy, with a low around 22. West wind 10 to 17 mph, with gusts as high as 34 mph.
Thursday
Snow likely. Mostly cloudy, with a high near 25.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 17.
Friday
A chance of snow. Mostly cloudy, with a high near 25.
Friday Night
A chance of snow. Mostly cloudy, with a low around 16.
Saturday
A chance of snow. Partly sunny, with a high near 27.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ENE Big Sky MT
 45.32°N 111.05°W (Elev. 8901 ft)
9:32 am MST Mar 1, 2026
9am MST Mar 1, 2026-6pm MST Mar 7, 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