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

20 Miles WNW Big Piney WY

  • Tonight

    Tonight: Isolated showers between 4am and 5am.  Mostly cloudy, with a low around 49. Southwest wind 6 to 8 mph.  Chance of precipitation is 20%.

    Low: 49 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Tuesday

    Tuesday: Scattered showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 67. Breezy, with a west wind 6 to 15 mph, with gusts as high as 28 mph.  Chance of precipitation is 40%.

    High: 67 °F

    Scattered
    Showers then
    Scattered
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Isolated showers before 7pm.  Partly cloudy, with a low around 47. West wind 5 to 13 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    Low: 47 °F

    Isolated
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 70. Breezy, with a light west wind becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 29 mph.

    High: 70 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47. West northwest wind 9 to 14 mph becoming light west  after midnight. Winds could gust as high as 26 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 73. Light west southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 73 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 51. West wind 3 to 7 mph.

    Low: 51 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Tonight
Isolated showers between 4am and 5am. Mostly cloudy, with a low around 49. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
Tuesday
Scattered showers, with thunderstorms also possible after noon. Partly sunny, with a high near 67. Breezy, with a west wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Tuesday Night
Isolated showers before 7pm. Partly cloudy, with a low around 47. West wind 5 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 70. Breezy, with a light west wind becoming west northwest 10 to 15 mph in the morning. Winds could gust as high as 29 mph.
Wednesday Night
Mostly clear, with a low around 47. West northwest wind 9 to 14 mph becoming light west after midnight. Winds could gust as high as 26 mph.
Thursday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. Light west southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 51. West wind 3 to 7 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Saturday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 69. Chance of precipitation is 50%.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 66.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 47.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles WNW Big Piney WY
 42.64°N 110.5°W (Elev. 8799 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