Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

30°F

-1°C

Humidity 54%
Wind Speed E 5 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Wind Chill25°F (-4°C)
Last update 28 Feb 08:00 AM MST
Extended Forecast for

15 Miles ENE Big Sky MT

  • Today

    Today: Sunny, with a high near 36. West wind 15 to 17 mph, with gusts as high as 26 mph.

    High: 36 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. West southwest wind around 15 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 37. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 37 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly after midnight.  Mostly cloudy, with a low around 27. Southwest wind 11 to 13 mph, with gusts as high as 20 mph.  Little or no snow accumulation expected.

    Low: 27 °F

    Chance Snow

  • Monday

    Monday: A 40 percent chance of snow.  Mostly cloudy, with a high near 34. West southwest wind 9 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.  Little or no snow accumulation expected.

    High: 34 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 22. Northwest wind 9 to 13 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 38. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 16 to 22 mph, with gusts as high as 31 mph.

    Low: 28 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 34. Breezy.

    High: 34 °F

    Snow Likely
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 36. West wind 15 to 17 mph, with gusts as high as 26 mph.
Tonight
Mostly cloudy, with a low around 24. West southwest wind around 15 mph, with gusts as high as 23 mph.
Sunday
Increasing clouds, with a high near 37. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Sunday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 27. Southwest wind 11 to 13 mph, with gusts as high as 20 mph. Little or no snow accumulation expected.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 34. West southwest wind 9 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph. Little or no snow accumulation expected.
Monday Night
Mostly clear, with a low around 22. Northwest wind 9 to 13 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 38. Southwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 28. Breezy, with a south southwest wind 16 to 22 mph, with gusts as high as 31 mph.
Wednesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 34. Breezy.
Wednesday Night
Snow. Cloudy, with a low around 20.
Thursday
Snow likely. Mostly cloudy, with a high near 25.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 15.
Friday
A chance of snow. Partly sunny, with a high near 26.
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)
8:42 am MST Feb 28, 2026
9am MST Feb 28, 2026-6pm MST Mar 6, 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