Heat Persists Across the Central and Western U.S.; Fire Weather Concerns in the Rockies and High Plains

Record-breaking heat expected in the Central and Western U.S. for the next several days. Gusty winds and low relative humidity will create elevated to critical fire weather conditions over portions of the Rockies and High Plains Wednesday and Thursday. Rain and mountain snow are possible across the Pacific Northwest into the Rockies through Wednesday. Read More >

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

unknown precip

37°F

3°C

Humidity 100%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 25 Mar 05:15 AM MDT
Extended Forecast for

6 Miles ESE Big Sky MT

High Wind Warning March 25, 09:00am until March 25, 07:00pm
Red Flag Warning March 25, 12:00pm until March 25, 09:00pm
Click here for hazard details and duration
High Wind Warning
Red Flag Warning
  • Today

    Today: A slight chance of rain between 3pm and 5pm.  Partly sunny, with a high near 57. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph.  Chance of precipitation is 20%.

    High: 57 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Tonight

    Tonight: A slight chance of rain before 1am, then a slight chance of rain and snow between 1am and 2am, then a chance of snow after 2am.  Mostly cloudy, with a low around 29. Southwest wind 10 to 15 mph becoming light and variable  after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A 30 percent chance of snow before noon.  Mostly cloudy, then gradually becoming sunny, with a high near 41. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph.  New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    then Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 21. West northwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 21 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 52. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 31. Light south wind.

    Low: 31 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 59. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 59 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of rain between 3pm and 5pm. Partly sunny, with a high near 57. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 20%.
Tonight
A slight chance of rain before 1am, then a slight chance of rain and snow between 1am and 2am, then a chance of snow after 2am. Mostly cloudy, with a low around 29. Southwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday
A 30 percent chance of snow before noon. Mostly cloudy, then gradually becoming sunny, with a high near 41. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.
Thursday Night
Clear, with a low around 21. West northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Friday
Sunny, with a high near 52. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 31. Light south wind.
Saturday
Partly sunny, with a high near 59. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 38. Southwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
A slight chance of rain. Partly sunny, with a high near 57.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Tuesday
A chance of snow. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Big Sky MT
 45.24°N 111.22°W (Elev. 7129 ft)
5:02 am MDT Mar 25, 2026
5am MDT Mar 25, 2026-6pm MDT Mar 31, 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