Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Current conditions at

Buffalo (K2WX)

Lat: 45.6°NLon: 103.55°WElev: 3002ft.

76°F

24°C

Humidity 56%
Wind Speed SE 9 mph
Barometer 29.93 in (1011.8 mb)
Dewpoint 59°F (15°C)
Visibility NA
Heat Index78°F (26°C)
Last update 9 Aug 7:56 pm MDT
Extended Forecast for

15 Miles SSW Reva SD

  • Tonight

    Tonight: Areas of smoke before 9pm. Partly cloudy, with a low around 61. Southeast wind 9 to 16 mph, with gusts as high as 26 mph.

    Low: 61 °F

    Areas Smoke
    then Partly
    Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 3pm.  Areas of smoke after 9am. Mostly sunny, with a high near 90. East wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 90 °F

    Areas Smoke
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Areas of smoke. Partly cloudy, with a low around 61. East wind 9 to 17 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Areas Smoke

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Areas of smoke. Mostly sunny, with a high near 89. East wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 89 °F

    Areas Smoke
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 9pm.  Partly cloudy, with a low around 59. East wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 59 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after noon.  Mostly cloudy, with a high near 81. East wind 9 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%.

    High: 81 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 56. Chance of precipitation is 80%.

    Low: 56 °F

    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm.  Cloudy, with a high near 72. Breezy.

    High: 72 °F

    Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm.  Cloudy, with a low around 54. Breezy.

    Low: 54 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
Areas of smoke before 9pm. Partly cloudy, with a low around 61. Southeast wind 9 to 16 mph, with gusts as high as 26 mph.
Monday
A 20 percent chance of showers and thunderstorms after 3pm. Areas of smoke after 9am. Mostly sunny, with a high near 90. East wind 9 to 14 mph, with gusts as high as 23 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 9pm. Areas of smoke. Partly cloudy, with a low around 61. East wind 9 to 17 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Areas of smoke. Mostly sunny, with a high near 89. East wind 8 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 59. East wind 8 to 13 mph, with gusts as high as 21 mph.
Wednesday
Showers and thunderstorms likely, mainly after noon. Mostly cloudy, with a high near 81. East wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 56. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 72. Breezy.
Thursday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 54. Breezy.
Friday
Showers likely, with thunderstorms also possible after noon. Cloudy, with a high near 71. Breezy.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Breezy.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 75.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles SSW Reva SD
 45.34°N 103.17°W (Elev. 2999 ft)
7:21 pm MDT Aug 9, 2026
8pm MDT Aug 9, 2026-6pm MDT Aug 16, 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