Severe Thunderstorms and Flooding from the Southern Plains to the Great Lakes; Record Heat in the East

Widely scattered severe thunderstorms may produce damaging winds, hail, and flash flooding from the southern Plains into the lower Great Lakes. Elevated to locally critical fire weather conditions will persist across portions of the Southwest and Southern High Plains due to gusty winds and dry conditions. An early-season heatwave will challenge temperature records across the eastern U.S.. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Clear

48°F

9°C

Humidity 34%
Wind Speed WSW 5 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 19 May 09:20 PM MDT
Extended Forecast for

Buffalo WY

  • Tonight

    Tonight: Partly cloudy, with a low around 35. West southwest wind 8 to 10 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 64. West wind 5 to 7 mph becoming light and variable.

    High: 64 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. Northwest wind 5 to 8 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 49. Breezy, with a north wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Breezy.
    Chance
    Showers then
    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 36. Breezy, with a west northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 36 °F

    Showers
    Likely and
    Breezy then
    Slight Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 61. West wind 5 to 7 mph becoming north northeast in the morning.

    High: 61 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. North northwest wind around 6 mph becoming west southwest after midnight.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 35. West southwest wind 8 to 10 mph.
Wednesday
Mostly sunny, with a high near 64. West wind 5 to 7 mph becoming light and variable.
Wednesday Night
Mostly cloudy, with a low around 40. Northwest wind 5 to 8 mph.
Thursday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 49. Breezy, with a north wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 36. Breezy, with a west northwest wind 13 to 18 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 61. West wind 5 to 7 mph becoming north northeast in the morning.
Friday Night
Partly cloudy, with a low around 39. North northwest wind around 6 mph becoming west southwest after midnight.
Saturday
Sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 49.
Memorial Day
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 52.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.34°N 106.72°W (Elev. 4797 ft)
9:01 pm MDT May 19, 2026
9pm MDT May 19, 2026-6pm MDT May 26, 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