National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Fair

90°F

32°C

Humidity 17%
Wind Speed Vrbl 7 G 16 mph
Barometer 29.56 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 10 Oct 5:55 pm CDT
Extended Forecast for

White River SD

  • Tonight

    Tonight: Increasing clouds, with a low around 58. South wind 8 to 11 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 72. West wind 6 to 14 mph becoming north in the afternoon. Winds could gust as high as 21 mph.

    High: 72 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 47. North wind 8 to 11 mph, with gusts as high as 16 mph.

    Low: 47 °F

    Mostly Cloudy

  • Columbus Day

    Columbus Day: A 20 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 63. North wind around 8 mph, with gusts as high as 16 mph.

    High: 63 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. North wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. North wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after 1am. Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain. Partly sunny, with a high near 60.

    High: 60 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Rain Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 58. South wind 8 to 11 mph, with gusts as high as 25 mph.
Sunday
Partly sunny, with a high near 72. West wind 6 to 14 mph becoming north in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 47. North wind 8 to 11 mph, with gusts as high as 16 mph.
Columbus Day
A 20 percent chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 63. North wind around 8 mph, with gusts as high as 16 mph.
Monday Night
Partly cloudy, with a low around 44. North wind 9 to 13 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 61. North wind 8 to 10 mph, with gusts as high as 17 mph.
Tuesday Night
A 20 percent chance of rain after 1am. Partly cloudy, with a low around 43.
Wednesday
A chance of rain. Partly sunny, with a high near 60.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 44.
Thursday
A chance of rain. Mostly cloudy, with a high near 62. Breezy.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 41. Breezy.
Friday
Mostly sunny, with a high near 59. Breezy.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Sunny, with a high near 66. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
White River SD
 43.56°N 100.75°W (Elev. 2100 ft)
Last Update:
4:36 pm CDT Oct 10, 2026
Forecast Valid:
6pm CDT Oct 10, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation