Severe Thunderstorms Likely in the Central U.S.; Flooding Possible for portions of Oklahoma/Texas/Arkansas and the Marianas.

Severe thunderstorms are likely from the southern Plains to the Midwest through Friday. Large hail, damaging winds, and tornadoes are all possible. An Enhanced (level 3 of 5) risk is in effect. Flash flooding is possible across portions of Oklahoma, Texas, and Arkansas on Friday. A Slight (level 2 of 4) risk is in effect. Flooding rain may impact Guam and the Marianas through next week. Read More >

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

33°F

1°C

Humidity 76%
Wind Speed SSE 7 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 05 Mar 11:45 AM MST
Extended Forecast for

13 Miles ESE Big Sky MT

Winter Storm Warning March 5, 12:10pm until March 5, 03:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 5, 12:10pm until March 5, 03:00pm

    NOW until 3:00pm Thu

    Winter Storm Warning

  • This Afternoon

    High: 21 °F

    Heavy Snow

  • Tonight

    Tonight: Snow, mainly before midnight. The snow could be heavy at times.  Low around 16. Wind chill values as low as zero. Northwest wind 17 to 21 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 16 °F

    Heavy Snow
    then Chance
    Snow

  • Friday

    Friday: A chance of snow before 10am, then a slight chance of snow after 3pm.  Partly sunny, with a high near 24. West northwest wind 15 to 17 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 14. Wind chill values as low as zero. West southwest wind 14 to 17 mph, with gusts as high as 24 mph.

    Low: 14 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow.  Partly sunny, with a high near 31. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 32 mph.

    High: 31 °F

    Slight Chance
    Snow and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27. Breezy, with a south southwest wind around 26 mph, with gusts as high as 33 mph.

    Low: 27 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 36. Windy, with a south southwest wind 28 to 30 mph, with gusts as high as 43 mph.

    High: 36 °F

    Mostly Sunny
    and Windy

  • Sunday Night

    Sunday Night: A chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 30. Breezy, with a south southwest wind 21 to 23 mph, with gusts as high as 46 mph.

    Low: 30 °F

    Chance Snow
    and Breezy

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. High near 21. Northwest wind 15 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 5 to 9 inches possible.
Tonight
Snow, mainly before midnight. The snow could be heavy at times. Low around 16. Wind chill values as low as zero. Northwest wind 17 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Friday
A chance of snow before 10am, then a slight chance of snow after 3pm. Partly sunny, with a high near 24. West northwest wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 14. Wind chill values as low as zero. West southwest wind 14 to 17 mph, with gusts as high as 24 mph.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 31. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 32 mph.
Saturday Night
Mostly cloudy, with a low around 27. Breezy, with a south southwest wind around 26 mph, with gusts as high as 33 mph.
Sunday
Mostly sunny, with a high near 36. Windy, with a south southwest wind 28 to 30 mph, with gusts as high as 43 mph.
Sunday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 30. Breezy, with a south southwest wind 21 to 23 mph, with gusts as high as 46 mph.
Monday
Snow likely, mainly after 11am. Partly sunny, with a high near 34. Breezy.
Monday Night
Snow likely. Mostly cloudy, with a low around 18. Breezy.
Tuesday
Snow likely. Mostly cloudy, with a high near 23. Breezy.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 12.
Wednesday
A chance of snow. Partly sunny, with a high near 26. 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)
11:47 am MST Mar 5, 2026
12pm MST Mar 5, 2026-6pm MDT Mar 11, 2026
 
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Additional Resources

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Hourly Weather Forecast

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