National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Rain

70°F

21°C

Humidity 40%
Wind Speed NW 23 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 16 Jun 10:20 PM MDT
Extended Forecast for

Buffalo WY

  • Tonight

    Tonight: A 20 percent chance of showers before midnight. Mostly clear, with a low around 56. Breezy, with a north northwest wind 11 to 16 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 37 mph.

    Low: 56 °F

    Slight Chance
    Showers then
    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 70. Windy, with a north northwest wind 23 to 31 mph, with gusts as high as 46 mph.

    High: 70 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 48. Windy, with a north northwest wind 21 to 26 mph becoming light northwest after midnight. Winds could gust as high as 38 mph.

    Low: 48 °F

    Slight Chance
    T-storms and
    Windy then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 71. Calm wind becoming north northeast 5 to 8 mph in the morning.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. North northeast wind 5 to 8 mph becoming light and variable in the evening.

    Low: 48 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 81. Light and variable wind becoming east southeast 5 to 10 mph in the morning.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53. Northeast wind 5 to 9 mph becoming southwest after midnight.

    Low: 53 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 80. Chance of precipitation is 70%.

    High: 80 °F

    Partly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 20 percent chance of showers before midnight. Mostly clear, with a low around 56. Breezy, with a north northwest wind 11 to 16 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 37 mph.
Wednesday
Sunny, with a high near 70. Windy, with a north northwest wind 23 to 31 mph, with gusts as high as 46 mph.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 48. Windy, with a north northwest wind 21 to 26 mph becoming light northwest after midnight. Winds could gust as high as 38 mph.
Thursday
Mostly sunny, with a high near 71. Calm wind becoming north northeast 5 to 8 mph in the morning.
Thursday Night
Partly cloudy, with a low around 48. North northeast wind 5 to 8 mph becoming light and variable in the evening.
Juneteenth
Sunny, with a high near 81. Light and variable wind becoming east southeast 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 53. Northeast wind 5 to 9 mph becoming southwest after midnight.
Saturday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 80. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Sunday
Showers likely, with thunderstorms also possible after noon. Partly sunny, with a high near 72. Breezy. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Monday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 72.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.35°N 106.69°W (Elev. 4619 ft)
Last Update:
8:48 pm MDT Jun 16, 2026
Forecast Valid:
10pm MDT Jun 16, 2026-6pm MDT Jun 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation