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

46°F

8°C

Humidity 26%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 27 Feb 07:00 PM MST
Extended Forecast for

15 Miles ENE Big Sky MT

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Breezy, with a west southwest wind 21 to 26 mph, with gusts as high as 38 mph.

    Low: 22 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 35. West wind 17 to 20 mph, with gusts as high as 30 mph.

    High: 35 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24. Southwest wind 15 to 17 mph, with gusts as high as 26 mph.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 37. Southwest wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 37 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25. Southwest wind 11 to 13 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of snow after 11am.  Mostly sunny, with a high near 35. West southwest wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 35 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 22. West southwest wind around 10 mph.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 38. Southwest wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 22. Breezy, with a west southwest wind 21 to 26 mph, with gusts as high as 38 mph.
Saturday
Sunny, with a high near 35. West wind 17 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly cloudy, with a low around 24. Southwest wind 15 to 17 mph, with gusts as high as 26 mph.
Sunday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 37. Southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 25. Southwest wind 11 to 13 mph, with gusts as high as 20 mph.
Monday
A 20 percent chance of snow after 11am. Mostly sunny, with a high near 35. West southwest wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Mostly clear, with a low around 22. West southwest wind around 10 mph.
Tuesday
Sunny, with a high near 38. Southwest wind 8 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 26.
Wednesday
A chance of snow after 11am. Mostly cloudy, with a high near 34.
Wednesday Night
Snow. Cloudy, with a low around 23.
Thursday
Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 25.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 16.
Friday
A chance of snow. Partly sunny, with a high near 30.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ENE Big Sky MT
 45.32°N 111.05°W (Elev. 8901 ft)
6:42 pm MST Feb 27, 2026
7pm MST Feb 27, 2026-6pm MST Mar 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database