Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Clear

54°F

12°C

Humidity 54%
Wind Speed N 0 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 31 Aug 07:35 AM MDT
Extended Forecast for

21 Miles SW Buffalo WY

  • Today

    Today: Sunny, with a high near 68. West wind 8 to 11 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 49. West southwest wind 5 to 10 mph becoming east in the evening.

    Low: 49 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly before 4pm.  Cloudy through mid morning, then gradual clearing, with a high near 66. West wind 8 to 13 mph, with gusts as high as 21 mph.

    High: 66 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. Breezy, with a west wind 7 to 17 mph, with gusts as high as 30 mph.

    Low: 49 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 69. Windy, with a southwest wind 18 to 25 mph, with gusts as high as 36 mph.

    High: 69 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Breezy, with a west wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 36 mph.

    Low: 49 °F

    Mostly Clear
    and Breezy

  • Thursday

    Thursday: Sunny, with a high near 70. Windy, with a southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 70 °F

    Sunny and
    Windy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Breezy.

    Low: 51 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 74. Breezy.

    High: 74 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 68. West wind 8 to 11 mph.
Tonight
Increasing clouds, with a low around 49. West southwest wind 5 to 10 mph becoming east in the evening.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly before 4pm. Cloudy through mid morning, then gradual clearing, with a high near 66. West wind 8 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 49. Breezy, with a west wind 7 to 17 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 69. Windy, with a southwest wind 18 to 25 mph, with gusts as high as 36 mph.
Wednesday Night
Mostly clear, with a low around 49. Breezy, with a west wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 36 mph.
Thursday
Sunny, with a high near 70. Windy, with a southwest wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.
Thursday Night
Mostly clear, with a low around 51. Breezy.
Friday
Sunny, with a high near 74. Breezy.
Friday Night
Mostly clear, with a low around 54. Breezy.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 73.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles SW Buffalo WY
 44.09°N 106.96°W (Elev. 7999 ft)
6:17 am MDT Aug 31, 2026
7am MDT Aug 31, 2026-6pm MDT Sep 6, 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