Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

Lat: 43.26°NLon: 100.86°WElev: 2724ft.

Fair

79°F

26°C

Humidity 70%
Wind Speed S 15 mph
Barometer 30.11 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 27 Aug 11:55 am CDT
Extended Forecast for

White River SD

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 89. Southeast wind 10 to 13 mph, with gusts as high as 24 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 64. Southeast wind 9 to 11 mph, with gusts as high as 24 mph.

    Low: 64 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 96. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 96 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 67. South wind 8 to 15 mph, with gusts as high as 24 mph.

    Low: 67 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 96. Northwest wind around 7 mph, with gusts as high as 15 mph.

    High: 96 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 68. East wind 7 to 9 mph becoming west in the evening. Winds could gust as high as 16 mph.

    Low: 68 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 89. Southeast wind 10 to 13 mph, with gusts as high as 24 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. Southeast wind 9 to 11 mph, with gusts as high as 24 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. South wind 8 to 15 mph, with gusts as high as 24 mph.
Saturday
Mostly sunny, with a high near 96. Northwest wind around 7 mph, with gusts as high as 15 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68. East wind 7 to 9 mph becoming west in the evening. Winds could gust as high as 16 mph.
Sunday
Mostly sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 87.
Monday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 62.
Tuesday
A slight chance of showers. Partly sunny, with a high near 89.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Wednesday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
White River SD
 43.56°N 100.75°W (Elev. 2100 ft)
9:36 am CDT Aug 27, 2026
12pm CDT Aug 27, 2026-6pm CDT Sep 2, 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