Record Heat Remains in Place This Week; Precipitation and Windy Conditions in the Northwest

Record warmth will persist across portions of California, the Southwest U.S., the central Great Basin and spread across the central U.S. for the middle of the week. High temperatures will approach 90 from Texas to the Ohio Valley. A moist frontal system will bring lowland rain, high elevation mountain snow, and breezy winds to the Pacific Northwest into the Northern 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

54°F

12°C

Humidity 31%
Wind Speed NNW 4 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 23 Mar 06:45 PM MDT
Extended Forecast for

4 Miles E Big Sky MT

High Wind Watch March 25, 09:00am until March 25, 09:00pm
Fire Weather Watch March 25, 12:00pm until March 25, 09:00pm
Click here for hazard details and duration
High Wind Watch
Fire Weather Watch
  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain before 9am.  Mostly cloudy, with a high near 62. Calm wind becoming south southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 62 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. South southwest wind 3 to 6 mph. Winds could gust as high as 18 mph.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. Light south southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 29 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after midnight, mixing with snow after 3am.  Mostly cloudy, with a low around 32. West southwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 24 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A 40 percent chance of snow showers, mainly before noon.  Mostly sunny, with a high near 50. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph.  Little or no snow accumulation expected.

    High: 50 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22. West northwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 56. Calm wind.

    High: 56 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Calm wind.
Tuesday
A 20 percent chance of rain before 9am. Mostly cloudy, with a high near 62. Calm wind becoming south southwest around 6 mph in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 46. South southwest wind 3 to 6 mph. Winds could gust as high as 18 mph.
Wednesday
Mostly sunny, with a high near 65. Light south southwest wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 29 mph.
Wednesday Night
A chance of rain after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 32. West southwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Thursday
A 40 percent chance of snow showers, mainly before noon. Mostly sunny, with a high near 50. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 22. West northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Friday
Sunny, with a high near 56. Calm wind.
Friday Night
Mostly clear, with a low around 30.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 39.
Monday
A chance of rain. Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Big Sky MT
 45.26°N 111.26°W (Elev. 5997 ft)
4:06 pm MDT Mar 23, 2026
7pm MDT Mar 23, 2026-6pm MDT Mar 30, 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