Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Clear

75°F

24°C

Humidity 33%
Wind Speed ESE 5 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 18 Aug 01:35 PM MDT
Extended Forecast for

11 Miles WSW Buffalo WY

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe.  Mostly cloudy, with a high near 66. West northwest wind 7 to 9 mph becoming east.

    High: 66 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Some of the storms could be severe.  Mostly cloudy, then gradually becoming mostly clear, with a low around 48. West wind 7 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 40%.

    Low: 48 °F

    Severe
    Thunderstorms
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 70. West wind 7 to 9 mph becoming east northeast in the afternoon.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. North northeast wind 5 to 8 mph becoming calm.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. North wind around 6 mph becoming light and variable.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 77. Calm wind becoming east northeast 5 to 8 mph in the afternoon.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 77.

    High: 77 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. Mostly cloudy, with a high near 66. West northwest wind 7 to 9 mph becoming east.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming mostly clear, with a low around 48. West wind 7 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday
Sunny, with a high near 70. West wind 7 to 9 mph becoming east northeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 51. North northeast wind 5 to 8 mph becoming calm.
Thursday
Sunny, with a high near 75. Calm wind becoming east 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 55. North wind around 6 mph becoming light and variable.
Friday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. Calm wind becoming east northeast 5 to 8 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 58.
Saturday
A 30 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 77.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 73.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Buffalo WY
 44.29°N 106.93°W (Elev. 7592 ft)
12:31 pm MDT Aug 18, 2026
1pm MDT Aug 18, 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