National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

17°F

-8°C

Humidity 74%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 10°F (-12°C)
Visibility NA
Last update 11 Mar 12:00 AM MDT
Extended Forecast for

6 Miles ESE Big Sky MT

High Wind Warning March 12, 12:00am until March 12, 06:00pm
Click here for hazard details and duration
High Wind Warning

  • Overnight

    Overnight: Partly cloudy, with a low around 10. Light south wind.

    Low: 10 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 33. South southeast wind 5 to 10 mph becoming southwest 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 33 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow after 3am. Mostly cloudy, with a low around 28. South southwest wind 13 to 15 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow

  • Thursday

    Thursday: Snow likely, mainly after noon. Mostly cloudy, with a high near 42. Breezy, with a west southwest wind 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Snow Likely
    and Breezy

  • Thursday Night

    Thursday Night: Snow likely. Cloudy, with a low around 33. West wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Snow Likely

  • Friday

    Friday: Snow. High near 42. West southwest wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Snow

  • Friday Night

    Friday Night: Snow likely. Cloudy, with a low around 34. West southwest wind 6 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Snow Likely

  • Saturday

    Saturday: Snow. Cloudy, with a high near 39. West southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 39 °F

    Snow

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 10. Light south wind.
Wednesday
Partly sunny, with a high near 33. South southeast wind 5 to 10 mph becoming southwest 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph.
Wednesday Night
A 30 percent chance of snow after 3am. Mostly cloudy, with a low around 28. South southwest wind 13 to 15 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Thursday
Snow likely, mainly after noon. Mostly cloudy, with a high near 42. Breezy, with a west southwest wind 14 to 19 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely. Cloudy, with a low around 33. West wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Snow. High near 42. West southwest wind 10 to 17 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Friday Night
Snow likely. Cloudy, with a low around 34. West southwest wind 6 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday
Snow. Cloudy, with a high near 39. West southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 14.
Sunday
A chance of snow. Mostly cloudy, with a high near 31.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 24.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 44.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 36.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Big Sky MT
 45.24°N 111.22°W (Elev. 7129 ft)
Last Update:
11:01 pm MDT Mar 10, 2026
Forecast Valid:
12am MDT Mar 11, 2026-6pm MDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation