Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

5°F

-15°C

Humidity 88%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 2°F (-17°C)
Visibility NA
Last update 20 Feb 11:45 PM MST
Extended Forecast for

13 Miles ESE Big Sky MT

  • Overnight

    Overnight: Partly cloudy, with a low around 2. Wind chill values as low as -20. West southwest wind around 17 mph, with gusts as high as 21 mph.

    Low: 2 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 18. Wind chill values as low as -15. Southwest wind around 17 mph, with gusts as high as 26 mph.

    High: 18 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 11. Wind chill values as low as -5. South southwest wind 17 to 20 mph, with gusts as high as 24 mph.

    Low: 11 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 28. Wind chill values as low as -5. South wind around 21 mph, with gusts as high as 30 mph.

    High: 28 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Patchy blowing snow after 11pm. Partly cloudy, with a low around 17. Breezy, with a south wind 22 to 24 mph, with gusts as high as 30 mph.

    Low: 17 °F

    Patchy
    Blowing Snow
    and Breezy

  • Monday

    Monday: Patchy blowing snow before 11am. Partly sunny, with a high near 32. Breezy, with a south southwest wind around 23 mph, with gusts as high as 34 mph.

    High: 32 °F

    Breezy.
    Patchy
    Blowing Snow
    then Partly
    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 25. Breezy, with a south southwest wind 25 to 28 mph, with gusts as high as 36 mph.

    Low: 25 °F

    Slight Chance
    Snow and
    Breezy

  • Tuesday

    Tuesday: Snow, mainly after 11am.  Mostly cloudy, with a high near 29. Breezy, with a south southwest wind 25 to 28 mph, with gusts as high as 41 mph.

    High: 29 °F

    Snow and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow.  Mostly cloudy, with a low around 22. Breezy.

    Low: 22 °F

    Snow and
    Breezy

Detailed Forecast

Overnight
Partly cloudy, with a low around 2. Wind chill values as low as -20. West southwest wind around 17 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 18. Wind chill values as low as -15. Southwest wind around 17 mph, with gusts as high as 26 mph.
Saturday Night
Mostly cloudy, with a low around 11. Wind chill values as low as -5. South southwest wind 17 to 20 mph, with gusts as high as 24 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 28. Wind chill values as low as -5. South wind around 21 mph, with gusts as high as 30 mph.
Sunday Night
Patchy blowing snow after 11pm. Partly cloudy, with a low around 17. Breezy, with a south wind 22 to 24 mph, with gusts as high as 30 mph.
Monday
Patchy blowing snow before 11am. Partly sunny, with a high near 32. Breezy, with a south southwest wind around 23 mph, with gusts as high as 34 mph.
Monday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 25. Breezy, with a south southwest wind 25 to 28 mph, with gusts as high as 36 mph.
Tuesday
Snow, mainly after 11am. Mostly cloudy, with a high near 29. Breezy, with a south southwest wind 25 to 28 mph, with gusts as high as 41 mph.
Tuesday Night
Snow. Mostly cloudy, with a low around 22. Breezy.
Wednesday
A chance of snow. Partly sunny, with a high near 24. Breezy.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 15.
Thursday
A slight chance of snow. Mostly sunny, with a high near 28. Breezy.
Thursday Night
A chance of snow. Partly cloudy, with a low around 21. Breezy.
Friday
A chance of snow. Partly sunny, with a high near 30. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Big Sky MT
 45.23°N 111.07°W (Elev. 9354 ft)
11:32 pm MST Feb 20, 2026
1am MST Feb 21, 2026-6pm MST Feb 27, 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