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

32°F

0°C

Humidity 59%
Wind Speed WNW 2 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 28 Feb 11:00 PM MST
Extended Forecast for

6 Miles ESE Big Sky MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 45. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 45 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of snow before 11pm, then a chance of snow after 1am.  Mostly cloudy, with a low around 31. Calm wind.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance Snow

  • Monday

    Monday: A 40 percent chance of snow, mainly after 11am.  Mostly cloudy, with a high near 43. Calm wind.  Little or no snow accumulation expected.

    High: 43 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25. Calm wind.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 46. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. South wind around 6 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow after 11am.  Mostly cloudy, with a high near 42. South southwest wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 42 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow.  Cloudy, with a low around 26.

    Low: 26 °F

    Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. Calm wind.
Sunday
Partly sunny, with a high near 45. Calm wind becoming south southwest around 6 mph in the afternoon.
Sunday Night
A slight chance of snow before 11pm, then a chance of snow after 1am. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 43. Calm wind. Little or no snow accumulation expected.
Monday Night
Partly cloudy, with a low around 25. Calm wind.
Tuesday
Sunny, with a high near 46. Calm wind becoming south southwest around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 31. South wind around 6 mph.
Wednesday
A chance of snow after 11am. Mostly cloudy, with a high near 42. South southwest wind 6 to 11 mph, with gusts as high as 23 mph.
Wednesday Night
Snow. Cloudy, with a low around 26.
Thursday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 35.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Partly sunny, with a high near 36.
Friday Night
A chance of snow. Mostly cloudy, with a low around 23.
Saturday
A chance of snow. Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Big Sky MT
 45.24°N 111.22°W (Elev. 7129 ft)
10:17 pm MST Feb 28, 2026
11pm MST Feb 28, 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