Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Clear

70°F

21°C

Humidity 37%
Wind Speed SSE 12 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 21 Aug 05:00 AM MDT
Extended Forecast for

17 Miles NE Ten Sleep WY

  • Today

    Today: Patchy smoke before 8am. Mostly sunny, with a high near 78. North northeast wind 5 to 11 mph becoming west in the morning.

    High: 78 °F

    Patchy Smoke
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy smoke between 10pm and 3am. Mostly cloudy, with a low around 52. West northwest wind 5 to 9 mph becoming east northeast in the evening.

    Low: 52 °F

    Patchy Smoke

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Cloudy, then gradually becoming mostly sunny, with a high near 74. Light and variable wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 20 mph.

    High: 74 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 52. Southwest wind 5 to 8 mph becoming light and variable.

    Low: 52 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 73. West wind 5 to 11 mph, with gusts as high as 25 mph.

    High: 73 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Partly cloudy, with a low around 50. West wind 5 to 10 mph, with gusts as high as 24 mph.  Chance of precipitation is 20%.

    Low: 50 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 70. West wind 5 to 11 mph, with gusts as high as 26 mph.

    High: 70 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

Detailed Forecast

Today
Patchy smoke before 8am. Mostly sunny, with a high near 78. North northeast wind 5 to 11 mph becoming west in the morning.
Tonight
Patchy smoke between 10pm and 3am. Mostly cloudy, with a low around 52. West northwest wind 5 to 9 mph becoming east northeast in the evening.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 74. Light and variable wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 20 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 52. Southwest wind 5 to 8 mph becoming light and variable.
Sunday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. West wind 5 to 11 mph, with gusts as high as 25 mph.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 50. West wind 5 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70. West wind 5 to 11 mph, with gusts as high as 26 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 47.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 66. Chance of precipitation is 30%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 45.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 69.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NE Ten Sleep WY
 44.2°N 107.22°W (Elev. 8871 ft)
4:17 am MDT Aug 21, 2026
5am MDT Aug 21, 2026-6pm MDT Aug 27, 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