Heavy Rainfall Threat for Portions of Mid-Atlantic and Northeast; Heat Linger for Southeast and Expands for the West

Moisture and nearby frontal boundary will focus more showers and thunderstorms for portions of the Mid-Atlantic and Northeast today. Rainfall could be locally heavy resulting instances of flash flooding. Meanwhile, the heat lingers for areas of the Southeast and expands across the Western U.S. the next several days. Between these areas, severe thunderstorms possible for the Plains and Midwest. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Clear

73°F

23°C

Humidity 46%
Wind Speed N 16 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 06 Jul 11:35 AM MDT
Extended Forecast for

Buffalo WY

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 85. Breezy, with a north wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 85 °F

    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight.  Mostly cloudy, with a low around 61. Northeast wind 5 to 8 mph becoming southwest after midnight.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Cloudy through mid morning, then gradual clearing, with a high near 86. South southeast wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly before 11pm.  Partly cloudy, with a low around 59. North northeast wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 21 mph.

    Low: 59 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after noon.  Mostly sunny, with a high near 85. Light and variable wind becoming east around 6 mph in the morning.  Chance of precipitation is 70%.

    High: 85 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight.  Partly cloudy, with a low around 59. East northeast wind around 7 mph becoming west southwest after midnight.

    Low: 59 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 85. West wind 6 to 8 mph becoming northeast in the afternoon.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly clear, with a low around 59.

    Low: 59 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 85. Breezy, with a north wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 29 mph.
Tonight
Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 61. Northeast wind 5 to 8 mph becoming southwest after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 86. South southeast wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly before 11pm. Partly cloudy, with a low around 59. North northeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Wednesday
Showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 85. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 59. East northeast wind around 7 mph becoming west southwest after midnight.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 85. West wind 6 to 8 mph becoming northeast in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 59.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny and hot, with a high near 99.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny and hot, with a high near 101. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.34°N 106.72°W (Elev. 4797 ft)
9:31 am MDT Jul 6, 2026
11am MDT Jul 6, 2026-6pm MDT Jul 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database