Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Big Piney - Marbleton Airport (KBPI)

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

Clear

57°F

14°C

Humidity 71%
Wind Speed N 8 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 17 Aug 10:00 PM MDT
Extended Forecast for

2 Miles SE Big Piney WY

  • Tonight

    Tonight: Isolated showers between 2am and 5am.  Increasing clouds, with a low around 46. West southwest wind around 6 mph becoming light and variable.  Chance of precipitation is 20%.

    Low: 46 °F

    Partly Cloudy
    then Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers and thunderstorms, mainly after 4pm.  Partly sunny, with a high near 77. Breezy, with a light and variable wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 22 mph.  Chance of precipitation is 40%.

    High: 77 °F

    Isolated
    Showers then
    Scattered
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Isolated showers before 7pm.  Partly cloudy, with a low around 42. West southwest wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 20%.

    Low: 42 °F

    Isolated
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light northwest wind increasing to 9 to 14 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. Northwest wind 9 to 14 mph becoming light north northwest  after midnight. Winds could gust as high as 23 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 47. West northwest wind 5 to 7 mph.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 84.

    High: 84 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Mostly cloudy, with a low around 50. Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Tonight
Isolated showers between 2am and 5am. Increasing clouds, with a low around 46. West southwest wind around 6 mph becoming light and variable. Chance of precipitation is 20%.
Tuesday
Scattered showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 77. Breezy, with a light and variable wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 40%.
Tuesday Night
Isolated showers before 7pm. Partly cloudy, with a low around 42. West southwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 81. Light northwest wind increasing to 9 to 14 mph in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 42. Northwest wind 9 to 14 mph becoming light north northwest after midnight. Winds could gust as high as 23 mph.
Thursday
Mostly sunny, with a high near 84. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 47. West northwest wind 5 to 7 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 84.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Chance of precipitation is 20%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 43.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Big Piney WY
 42.52°N 110.09°W (Elev. 6772 ft)
9:47 pm MDT Aug 17, 2026
10pm MDT Aug 17, 2026-6pm MDT Aug 24, 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