Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Clear

59°F

15°C

Humidity 41%
Wind Speed WSW 8 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 19 Aug 03:35 AM MDT
Extended Forecast for

Buffalo WY

  • Overnight

    Overnight: Mostly clear, with a low around 56. West wind around 6 mph.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Light and variable wind becoming north 5 to 8 mph in the afternoon.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. North wind 5 to 9 mph becoming west southwest after midnight.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Northeast wind around 6 mph becoming southwest after midnight.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 90. West southwest wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. North northeast wind 5 to 10 mph becoming southwest after midnight.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 63.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 56. West wind around 6 mph.
Wednesday
Sunny, with a high near 82. Light and variable wind becoming north 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 58. North wind 5 to 9 mph becoming west southwest after midnight.
Thursday
Sunny, with a high near 89. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 62. Northeast wind around 6 mph becoming southwest after midnight.
Friday
Mostly sunny, with a high near 90. West southwest wind 5 to 10 mph becoming north northeast in the afternoon.
Friday Night
Partly cloudy, with a low around 63. North northeast wind 5 to 10 mph becoming southwest after midnight.
Saturday
A 10 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 88.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 63.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Buffalo WY
 44.35°N 106.69°W (Elev. 4619 ft)
2:46 am MDT Aug 19, 2026
3am MDT Aug 19, 2026-6pm MDT Aug 25, 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