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

Buffalo - Johnson County Airport (KBYG)

Lat: 44.38122°NLon: 106.71947°WElev: 4925.0ft.

Partly Cloudy

78°F

26°C

Humidity 24%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Aug 06:53 PM MDT
Extended Forecast for

20 Miles SSW Buffalo WY

  • Tonight

    Tonight: Scattered showers and thunderstorms before 2am, then isolated showers between 2am and 5am.  Mostly cloudy, with a low around 51. West wind 6 to 13 mph.  Chance of precipitation is 30%.

    Low: 51 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Isolated showers, then scattered showers and thunderstorms after noon.  Increasing clouds, with a high near 71. West northwest wind 6 to 13 mph becoming east in the morning.  Chance of precipitation is 40%.

    High: 71 °F

    Isolated
    Showers then
    Scattered
    T-storms

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms before 9pm, then scattered showers between 9pm and midnight.  Partly cloudy, with a low around 48. Northeast wind 6 to 11 mph becoming southwest in the evening.  Chance of precipitation is 50%.

    Low: 48 °F

    Scattered
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 73. West wind 6 to 9 mph becoming north in the afternoon.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. North wind 5 to 7 mph becoming light and variable.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. West wind 5 to 11 mph.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. West northwest wind 5 to 7 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 78.

    High: 78 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 10 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Scattered showers and thunderstorms before 2am, then isolated showers between 2am and 5am. Mostly cloudy, with a low around 51. West wind 6 to 13 mph. Chance of precipitation is 30%.
Tuesday
Isolated showers, then scattered showers and thunderstorms after noon. Increasing clouds, with a high near 71. West northwest wind 6 to 13 mph becoming east in the morning. Chance of precipitation is 40%.
Tuesday Night
Scattered showers and thunderstorms before 9pm, then scattered showers between 9pm and midnight. Partly cloudy, with a low around 48. Northeast wind 6 to 11 mph becoming southwest in the evening. Chance of precipitation is 50%.
Wednesday
Sunny, with a high near 73. West wind 6 to 9 mph becoming north in the afternoon.
Wednesday Night
Mostly clear, with a low around 50. North wind 5 to 7 mph becoming light and variable.
Thursday
Sunny, with a high near 78. West wind 5 to 11 mph.
Thursday Night
Mostly clear, with a low around 53. West northwest wind 5 to 7 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Friday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 79.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles SSW Buffalo WY
 44.07°N 106.9°W (Elev. 7388 ft)
6:47 pm MDT Aug 17, 2026
7pm 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