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.

Clear

88°F

31°C

Humidity 15%
Wind Speed SE 8 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 27 Aug 06:00 PM MDT
Extended Forecast for

Buffalo WY

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. East southeast wind 6 to 9 mph becoming west northwest in the evening.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: Scattered showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 85. West southwest wind 5 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 40%.

    High: 85 °F

    Partly Sunny
    then
    Scattered
    T-storms

  • Friday Night

    Friday Night: Scattered showers and thunderstorms before 9pm, then isolated showers between 9pm and 1am. Mostly cloudy, with a low around 62. Northwest wind 5 to 8 mph becoming south southwest in the evening. Chance of precipitation is 40%.

    Low: 62 °F

    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 81. West wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 50%.

    High: 81 °F

    Partly Sunny
    then
    Scattered
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59. North northwest wind 5 to 9 mph becoming southwest after midnight.

    Low: 59 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. Southwest wind 7 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. West wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 65. East southeast wind 6 to 9 mph becoming west northwest in the evening.
Friday
Scattered showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 85. West southwest wind 5 to 9 mph becoming northeast in the afternoon. Chance of precipitation is 40%.
Friday Night
Scattered showers and thunderstorms before 9pm, then isolated showers between 9pm and 1am. Mostly cloudy, with a low around 62. Northwest wind 5 to 8 mph becoming south southwest in the evening. Chance of precipitation is 40%.
Saturday
Scattered showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 81. West wind 5 to 10 mph becoming north northeast in the afternoon. Chance of precipitation is 50%.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59. North northwest wind 5 to 9 mph becoming southwest after midnight.
Sunday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. Southwest wind 7 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Mostly clear, with a low around 54. West wind 5 to 11 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 82.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.34°N 106.72°W (Elev. 4797 ft)
Last Update:
6:01 pm MDT Aug 27, 2026
Forecast Valid:
6pm MDT Aug 27, 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