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

73°F

23°C

Humidity 27%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 19 Aug 08:20 AM MDT
Extended Forecast for

11 Miles S Story WY

  • Today

    Today: Sunny, with a high near 66. West northwest wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. West southwest wind 5 to 11 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 73. Breezy, with a west southwest wind 9 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 73 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. North northwest wind 7 to 13 mph becoming south southwest in the evening. Winds could gust as high as 20 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 74. West southwest wind 8 to 13 mph becoming north in the afternoon. Winds could gust as high as 22 mph.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44. North northeast wind 7 to 10 mph becoming south southwest after midnight.

    Low: 44 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 73. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 73 °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 44.

    Low: 44 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 69. Breezy.

    High: 69 °F

    Mostly Sunny
    and Breezy
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 66. West northwest wind 11 to 14 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 40. West southwest wind 5 to 11 mph.
Thursday
Sunny, with a high near 73. Breezy, with a west southwest wind 9 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 44. North northwest wind 7 to 13 mph becoming south southwest in the evening. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 74. West southwest wind 8 to 13 mph becoming north in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Partly cloudy, with a low around 44. North northeast wind 7 to 10 mph becoming south southwest after midnight.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 44.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69. Breezy.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 41.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 67.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 41.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles S Story WY
 44.45°N 107.13°W (Elev. 9196 ft)
6:31 am MDT Aug 19, 2026
8am 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