Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Severe thunderstorms are expected across parts of the central and southern High Plains, central Great Lakes, and Ozarks Wednesday. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

Lat: 43.26° N Lon: 100.86° W Elev: 2724 ft.

Fair

64°F

18°C

Humidity 78%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 26 Aug 12:15 am CDT
Detailed forecast for

Mellette County

Rest Of Tonight
Clear. Lows in the upper 50s. Northwest winds 5 to 10 mph.
Wednesday
Sunny. Highs in the mid 80s. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.
Wednesday Night
Mostly clear. Lows in the mid 50s. Southeast winds 5 to 10 mph.
Thursday
Mostly sunny. Highs in the mid 80s. Southeast winds 10 to 15 mph.
Thursday Night
Mostly clear. Lows in the lower 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Friday
Partly cloudy. Highs in the lower 90s.
Friday Night
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. Chance of rain 20 percent.
Saturday
Partly cloudy. Highs in the lower 90s.
Saturday Night
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 20 percent.
Sunday
Partly cloudy. Highs in the upper 80s.
Sunday Night
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 20 percent.
Monday
Partly cloudy with a slight chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.
Monday Night
Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of rain 30 percent.
Tuesday
Partly cloudy with a slight chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.



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1032 PM CDT Tue Aug 25 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database