Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Clear

64°F

18°C

Humidity 39%
Wind Speed NNW 25 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 17 Jun 11:53 AM MDT
Extended Forecast for

14 Miles SSW Story WY

  • This Afternoon

    This Afternoon: A 50 percent chance of snow showers, mainly after 5pm. Some thunder is also possible.  Mostly sunny, with a high near 40. Windy, with a west northwest wind 24 to 33 mph, with gusts as high as 46 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow
    Showers and
    Windy

  • Tonight

    Tonight: Snow showers likely, mainly before 10pm. Some thunder is also possible.  Mostly cloudy, with a low around 25. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Blustery.
    Snow Showers
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 37. Breezy, with a west wind 11 to 21 mph, with gusts as high as 32 mph.

    High: 37 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 27. Blustery, with a west southwest wind 13 to 21 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Partly Cloudy
    and Blustery

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 43. Breezy, with a west wind 15 to 17 mph, with gusts as high as 28 mph.

    High: 43 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33. Breezy, with a west southwest wind 15 to 18 mph, with gusts as high as 25 mph.

    Low: 33 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: Showers and possibly a thunderstorm after noon.  High near 44. Breezy, with a west wind 13 to 18 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    High: 44 °F

    Breezy.
    Partly Sunny
    then Showers

  • Saturday Night

    Saturday Night: Rain showers before 9pm, then rain and snow showers. Some thunder is also possible.  Snow level 12800 feet lowering to 12000 feet after midnight . Low around 31. Chance of precipitation is 90%.

    Low: 31 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Rain and snow showers. Some thunder is also possible.  Snow level 11800 feet. High near 37. Breezy.  Chance of precipitation is 80%.

    High: 37 °F

    Rain/Snow and
    Breezy

Detailed Forecast

This Afternoon
A 50 percent chance of snow showers, mainly after 5pm. Some thunder is also possible. Mostly sunny, with a high near 40. Windy, with a west northwest wind 24 to 33 mph, with gusts as high as 46 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers likely, mainly before 10pm. Some thunder is also possible. Mostly cloudy, with a low around 25. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 37. Breezy, with a west wind 11 to 21 mph, with gusts as high as 32 mph.
Thursday Night
Partly cloudy, with a low around 27. Blustery, with a west southwest wind 13 to 21 mph, with gusts as high as 30 mph.
Juneteenth
Mostly sunny, with a high near 43. Breezy, with a west wind 15 to 17 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 33. Breezy, with a west southwest wind 15 to 18 mph, with gusts as high as 25 mph.
Saturday
Showers and possibly a thunderstorm after noon. High near 44. Breezy, with a west wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
Rain showers before 9pm, then rain and snow showers. Some thunder is also possible. Snow level 12800 feet lowering to 12000 feet after midnight . Low around 31. Chance of precipitation is 90%.
Sunday
Rain and snow showers. Some thunder is also possible. Snow level 11800 feet. High near 37. Breezy. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow showers. Some thunder is also possible. Snow level 11700 feet. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Monday
Rain and snow showers likely. Some thunder is also possible. Snow level rising to 11900 feet in the afternoon. Partly sunny, with a high near 37.
Monday Night
A chance of rain and snow showers. Some thunder is also possible. Snow level 11900 feet. Partly cloudy, with a low around 28.
Tuesday
A chance of rain and snow showers. Some thunder is also possible. Snow level 11700 feet rising to 12200 feet in the afternoon. Mostly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SSW Story WY
 44.4°N 107.18°W (Elev. 11401 ft)
9:17 am MDT Jun 17, 2026
12pm MDT Jun 17, 2026-6pm MDT Jun 23, 2026
 
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Additional Resources

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