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

Rosebud Sioux Tribal Airport (KSUO)

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

Partly Cloudy

66°F

19°C

Humidity 83%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Aug 1:15 am CDT
Extended Forecast for

5 Miles SW Long Valley SD

  • Overnight

    Overnight: Mostly clear, with a low around 60. South wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83. Southwest wind 6 to 8 mph becoming northeast in the afternoon. Winds could gust as high as 16 mph.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 60. North wind 6 to 8 mph becoming south after midnight. Winds could gust as high as 16 mph.

    Low: 60 °F

    Partly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 80. Northeast wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 80 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 57. East wind 8 to 10 mph becoming south in the evening. Winds could gust as high as 15 mph.

    Low: 57 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 75. Southeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 60. South wind 9 to 11 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 83. Southwest wind 6 to 8 mph becoming northeast in the afternoon. Winds could gust as high as 16 mph.
Monday Night
A 40 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 60. North wind 6 to 8 mph becoming south after midnight. Winds could gust as high as 16 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before noon. Partly sunny, with a high near 80. Northeast wind 6 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 57. East wind 8 to 10 mph becoming south in the evening. Winds could gust as high as 15 mph.
Wednesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 75. Southeast wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 57.
Thursday
Sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 86.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 86. Breezy.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Breezy.
Sunday
A slight chance of showers. Mostly sunny, with a high near 86. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Long Valley SD
 43.41°N 101.57°W (Elev. 2999 ft)
Last Update:
10:46 pm MDT Aug 16, 2026
Forecast Valid:
12am MDT Aug 17, 2026-6pm MDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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