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° N Lon: 100.86° W Elev: 2724 ft.

Fair

90°F

32°C

Humidity 18%
Wind Speed W 9 G 18 mph
Barometer 29.58 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 10 Oct 1:35 pm CDT
Detailed forecast for

Mellette County

This Afternoon
Sunny. Highs in the lower 90s. Southwest winds 10 to 15 mph with gusts up to 30 mph.
Tonight
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. Southwest winds 10 to 15 mph.
Sunday
Partly cloudy. Cooler with highs in the lower 70s. Northwest winds 10 to 15 mph.
Sunday Night
Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. North winds 10 to 15 mph. Chance of rain 20 percent.
Columbus Day
Mostly cloudy with a slight chance of showers in the morning, then partly cloudy in the afternoon. Highs in the lower 60s. North winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 20 percent.
Monday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s.
Tuesday
Partly cloudy. Highs around 60.
Tuesday Night
Partly cloudy. A slight chance of rain after midnight. Lows in the lower 40s. Chance of rain 20 percent.
Wednesday
Partly cloudy with a 50 percent chance of rain. Highs in the upper 50s.
Wednesday Night
Rain likely. Lows in the mid 40s. Chance of rain 70 percent.
Thursday
Becoming partly cloudy. A 50 percent chance of rain. Breezy with highs around 60.
Thursday Night
Partly cloudy. A chance of rain in the evening. Breezy with lows in the lower 40s. Chance of rain 30 percent.
Friday
Partly cloudy and breezy. Highs in the upper 50s.



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132 PM CDT Sat Oct 10 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database