Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Current conditions at

YELLOW MULE (YLWM8)

Lat: 45.1661°NLon: 111.35954°WElev: 9200.0ft.

NA

42°F

6°C

Humidity 99%
Wind Speed NNE 5 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 15 Jul 11:04 PM MDT
Extended Forecast for

20 Miles S Big Sky MT

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am.  Mostly cloudy, with a low around 41. North northeast wind 10 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 60. North northeast wind 6 to 9 mph becoming west in the afternoon.

    High: 60 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. West wind 6 to 9 mph becoming east northeast in the evening.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 68. South wind 9 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 28 mph.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47. West wind 5 to 14 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 67. South wind 5 to 11 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

    High: 67 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 48. West wind 8 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after noon.  Sunny, with a high near 68. South wind 7 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 68 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 41. North northeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 60. North northeast wind 6 to 9 mph becoming west in the afternoon.
Wednesday Night
Mostly clear, with a low around 45. West wind 6 to 9 mph becoming east northeast in the evening.
Thursday
Sunny, with a high near 68. South wind 9 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 28 mph.
Thursday Night
Mostly clear, with a low around 47. West wind 5 to 14 mph, with gusts as high as 25 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 67. South wind 5 to 11 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Partly cloudy, with a low around 48. West wind 8 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.
Saturday
A slight chance of showers and thunderstorms after noon. Sunny, with a high near 68. South wind 7 to 14 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Sunny, with a high near 65.
Monday Night
Mostly cloudy, with a low around 47.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles S Big Sky MT
 44.98°N 111.27°W (Elev. 8947 ft)
10:19 pm MDT Jul 15, 2025
11pm MDT Jul 15, 2025-6pm MDT Jul 22, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database