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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Overcast

75°F

24°C

Humidity 36%
Wind Speed NNW 9 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 28 Aug 04:35 PM MDT
Extended Forecast for

Buffalo WY

  • This Afternoon

    This Afternoon: Scattered showers and thunderstorms. Mostly cloudy, with a steady temperature around 79. North northwest wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 79 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers and thunderstorms before 9pm, then isolated showers between 9pm and 10pm. Increasing clouds, with a low around 62. North wind 5 to 7 mph becoming light and variable. Chance of precipitation is 30%.

    Low: 62 °F

    Scattered
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Scattered showers and thunderstorms, mainly between 1pm and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. Light and variable wind becoming north northwest 5 to 10 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Partly Sunny
    then
    Scattered
    Showers

  • Saturday Night

    Saturday Night: Isolated showers and thunderstorms before 8pm. Partly cloudy, with a low around 58. North northwest wind 5 to 9 mph becoming south southwest after midnight. Chance of precipitation is 10%.

    Low: 58 °F

    Isolated
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. South southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. North northwest wind 5 to 11 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79. West wind 5 to 9 mph becoming east in the morning.

    High: 79 °F

    Sunny

  • Monday Night

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

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Mostly cloudy, with a steady temperature around 79. North northwest wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Tonight
Scattered showers and thunderstorms before 9pm, then isolated showers between 9pm and 10pm. Increasing clouds, with a low around 62. North wind 5 to 7 mph becoming light and variable. Chance of precipitation is 30%.
Saturday
Scattered showers and thunderstorms, mainly between 1pm and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. Light and variable wind becoming north northwest 5 to 10 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Isolated showers and thunderstorms before 8pm. Partly cloudy, with a low around 58. North northwest wind 5 to 9 mph becoming south southwest after midnight. Chance of precipitation is 10%.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77. South southwest wind 6 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly clear, with a low around 53. North northwest wind 5 to 11 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.
Monday
Sunny, with a high near 79. West wind 5 to 9 mph becoming east in the morning.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Mostly sunny, with a high near 83. Breezy.
Wednesday Night
Partly cloudy, with a low around 58. Breezy.
Thursday
Mostly sunny, with a high near 81. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.34°N 106.72°W (Elev. 4797 ft)
Last Update:
2:48 pm MDT Aug 28, 2026
Forecast Valid:
4pm MDT Aug 28, 2026-6pm MDT Sep 3, 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