Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Big Piney - Marbleton Airport (KBPI)

Lat: 42.57805°NLon: 110.10972°WElev: 6946.0ft.

Clear

43°F

6°C

Humidity 70%
Wind Speed N 0 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 20 Aug 05:30 AM MDT
Extended Forecast for

Big Piney WY

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Sunny, with a high near 86. Light and variable wind becoming west 6 to 11 mph in the afternoon.

    High: 86 °F

    Sunny then
    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 47. West wind 6 to 11 mph becoming light and variable.

    Low: 47 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 88. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after midnight.  Mostly cloudy, with a low around 52. Northwest wind 3 to 6 mph.  Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 80. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 46. West wind 5 to 7 mph becoming calm  in the evening.

    Low: 46 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77. Light northwest wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Sunny, with a high near 86. Light and variable wind becoming west 6 to 11 mph in the afternoon.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 47. West wind 6 to 11 mph becoming light and variable.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after midnight. Mostly cloudy, with a low around 52. Northwest wind 3 to 6 mph. Chance of precipitation is 20%.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 80. Calm wind becoming west 5 to 8 mph in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46. West wind 5 to 7 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Light northwest wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 43.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75.
Monday Night
A 10 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Big Piney WY
 42.54°N 110.12°W (Elev. 6850 ft)
2:47 am MDT Aug 20, 2026
5am MDT Aug 20, 2026-6pm MDT Aug 26, 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