Showers and Storms continue across the East; Heat, Critical Fire Weather, Drought, and Poor Air Quality continues in the West

A series of fronts will focus locally heavy showers and storms across portions of the central and eastern U.S. through the end of the workweek. Dangerous to extreme heat continues across the Southwest U.S., eventually spreading eastward over the weekend into early next week. Elevated fire weather conditions continue across the Great Basin, with degraded air quality lingering across the Northwest. Read More >

Current conditions at

Karst US-191 MP 55.3 (MTKAR)

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

NA

N/A

Humidity NA
Wind Speed S 0 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

12 Miles NE Big Sky MT

  • This Afternoon

    This Afternoon: Patchy smoke. Sunny, with a high near 77. Northwest wind around 6 mph.

    High: 77 °F

    Patchy Smoke

  • Tonight

    Tonight: Areas of smoke. Mostly clear, with a low around 55. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 55 °F

    Areas Smoke

  • Thursday

    Thursday: Areas of smoke. Sunny, with a high near 82. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 82 °F

    Areas Smoke

  • Thursday Night

    Thursday Night: Areas of smoke. Mostly clear, with a low around 58. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Areas Smoke

  • Friday

    Friday: Patchy smoke before 7am. Sunny, with a high near 85. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 85 °F

    Patchy Smoke
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. West northwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. West northwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
Patchy smoke. Sunny, with a high near 77. Northwest wind around 6 mph.
Tonight
Areas of smoke. Mostly clear, with a low around 55. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Areas of smoke. Sunny, with a high near 82. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Thursday Night
Areas of smoke. Mostly clear, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.
Friday
Patchy smoke before 7am. Sunny, with a high near 85. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 61. West northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 85. Calm wind becoming west 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 55. West northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 53.
Monday
Sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Big Sky MT
 45.39°N 111.19°W (Elev. 6998 ft)
12:31 pm MDT Aug 5, 2026
2pm MDT Aug 5, 2026-6pm MDT Aug 11, 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