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

64°F

18°C

Humidity 48%
Wind Speed WNW 6 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 18 Aug 12:05 AM MDT
Extended Forecast for

11 Miles WSW Buffalo WY

  • Overnight

    Overnight: Isolated showers.  Mostly cloudy, with a low around 51. West wind 6 to 8 mph.  Chance of precipitation is 20%.

    Low: 51 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly cloudy, with a high near 66. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 66 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 10pm.  Mostly cloudy, with a low around 48. Light and variable wind becoming west 5 to 7 mph in the evening.  Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 70. Light and variable wind becoming north 5 to 7 mph in the morning.

    High: 70 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. North wind around 6 mph becoming calm.

    Low: 50 °F

    Mostly Clear

  • Thursday

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

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. West wind 3 to 6 mph.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 56. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a low around 51. West wind 6 to 8 mph. Chance of precipitation is 20%.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 66. Light and variable wind becoming northeast around 6 mph in the morning.
Tuesday Night
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 48. Light and variable wind becoming west 5 to 7 mph in the evening. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. Light and variable wind becoming north 5 to 7 mph in the morning.
Wednesday Night
Mostly clear, with a low around 50. North wind around 6 mph becoming calm.
Thursday
Sunny, with a high near 75. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 54. West wind 3 to 6 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 75.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56. Chance of precipitation is 20%.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.
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 74.
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 71.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Buffalo WY
 44.29°N 106.93°W (Elev. 7592 ft)
11:31 pm MDT Aug 17, 2026
12am 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