Severe Thunderstorms in the Ohio and Tennessee Valleys; Flash Flooding Possible in the Southwest

Scattered damaging winds, isolated severe hail, and a brief tornado or two are possible from the Upper Ohio to Tennessee Valleys during the late afternoon and evening. Across the Southwest, monsoonal moisture will continue to bring heavy rain and a threat for isolated to scattered flash flooding through Saturday. Read More >

Current conditions at

Yellowstone Club - Base Area (YCBAS)

Lat: 45.23924°NLon: 111.41476°WElev: 7200.0ft.

NA

56°F

13°C

Humidity 62%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 06 Sep 11:00 PM MDT
Extended Forecast for

6 Miles W Big Sky MT

  • Tonight

    Tonight: Areas of smoke. Mostly cloudy, with a low around 48. South southwest wind around 10 mph.

    Low: 48 °F

    Areas Smoke

  • Sunday

    Sunday: A 50 percent chance of showers, mainly after noon.  Areas of smoke before 5pm. Partly sunny, with a high near 59. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 59 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Widespread haze. Mostly cloudy, then gradually becoming mostly clear, with a low around 44. West wind around 10 mph becoming south southwest in the evening. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers then
    Haze

  • Monday

    Monday: Widespread haze before 7am. Sunny, with a high near 59. South wind around 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 59 °F

    Haze then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 46. West wind 7 to 9 mph becoming south southeast in the evening.

    Low: 46 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers after noon.  Mostly cloudy, with a high near 56. South southeast wind around 8 mph.

    High: 56 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before midnight.  Mostly cloudy, with a low around 43. Southeast wind 7 to 9 mph.

    Low: 43 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 54. South southeast wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 54 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before midnight.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of smoke. Mostly cloudy, with a low around 48. South southwest wind around 10 mph.
Sunday
A 50 percent chance of showers, mainly after noon. Areas of smoke before 5pm. Partly sunny, with a high near 59. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.
Sunday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Widespread haze. Mostly cloudy, then gradually becoming mostly clear, with a low around 44. West wind around 10 mph becoming south southwest in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Monday
Widespread haze before 7am. Sunny, with a high near 59. South wind around 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 46. West wind 7 to 9 mph becoming south southeast in the evening.
Tuesday
A 40 percent chance of showers after noon. Mostly cloudy, with a high near 56. South southeast wind around 8 mph.
Tuesday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 43. Southeast wind 7 to 9 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 54. South southeast wind 7 to 9 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 43.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 52.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 39.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 45.
Friday Night
A chance of showers. Mostly cloudy, with a low around 39.
Saturday
A chance of showers. Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles W Big Sky MT
 45.29°N 111.44°W (Elev. 9249 ft)
9:40 pm MDT Sep 6, 2025
11pm MDT Sep 6, 2025-6pm MDT Sep 13, 2025
 
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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