Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

28°F

-2°C

Humidity 66%
Wind Speed SE 5 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Wind Chill22°F (-6°C)
Last update 14 Feb 12:30 AM MST
Extended Forecast for

6 Miles ESE Big Sky MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 22. South wind around 6 mph.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37. South wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 37 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27. South southeast wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after 11am.  Mostly cloudy, with a high near 40. South southwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 40 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. South southwest wind 5 to 7 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 40. South wind 5 to 14 mph, with gusts as high as 26 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 28. South southeast wind 5 to 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 28 °F

    Snow Likely

  • Tuesday

    Tuesday: Snow.  Cloudy, with a high near 33. Southwest wind 6 to 13 mph, with gusts as high as 25 mph.

    High: 33 °F

    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow.  Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 22. South wind around 6 mph.
Saturday
Partly sunny, with a high near 37. South wind 7 to 10 mph, with gusts as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around 27. South southeast wind 7 to 9 mph, with gusts as high as 21 mph.
Sunday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 40. South southwest wind 6 to 10 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 27. South southwest wind 5 to 7 mph, with gusts as high as 20 mph.
Washington's Birthday
Mostly sunny, with a high near 40. South wind 5 to 14 mph, with gusts as high as 26 mph.
Monday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 28. South southeast wind 5 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Tuesday
Snow. Cloudy, with a high near 33. Southwest wind 6 to 13 mph, with gusts as high as 25 mph.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 17.
Wednesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 27.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 13.
Thursday
Snow likely. Partly sunny, with a high near 24.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 13.
Friday
A chance of snow. Mostly cloudy, with a high near 24.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Big Sky MT
 45.24°N 111.22°W (Elev. 7129 ft)
11:32 pm MST Feb 13, 2026
12am MST Feb 14, 2026-6pm MST Feb 20, 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