Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Buffalo - Johnson County Airport (KBYG)

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

Partly Cloudy

61°F

16°C

Humidity 53%
Wind Speed WSW 3 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 18 Aug 01:53 AM MDT
Extended Forecast for

8 Miles SSE Banner WY

  • Overnight

    Overnight: Cloudy, with a steady temperature around 58. Light west wind.

    Low: 58 °F

    Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Partly sunny, with a high near 79. Light and variable wind becoming northwest around 6 mph in the morning.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly before 10pm.  Cloudy, then gradual clearing toward daybreak, with a low around 51. Northwest wind around 6 mph becoming south in the evening.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 83. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. North wind 5 to 8 mph becoming light and variable.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Calm wind becoming east northeast around 6 mph in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. North wind around 6 mph becoming light and variable.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 58. Light west wind.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 79. Light and variable wind becoming northwest around 6 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Cloudy, then gradual clearing toward daybreak, with a low around 51. Northwest wind around 6 mph becoming south in the evening.
Wednesday
Sunny, with a high near 83. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53. North wind 5 to 8 mph becoming light and variable.
Thursday
Sunny, with a high near 88. Calm wind becoming east northeast around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. North wind around 6 mph becoming light and variable.
Friday
Sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 88.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Banner WY
 44.54°N 106.72°W (Elev. 4596 ft)
1:02 am MDT Aug 18, 2026
2am MDT Aug 18, 2026-6pm MDT Aug 24, 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