South Dakota Flash Flood Warning - Severe | Effective 06/02/2026 20:00

Headline: 
Flash Flood Warning issued June 2 at 9:00PM MDT until June 2 at 11:45PM MDT by NWS Rapid City SD
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
June 2, 2026 - 8:00pm
Expires: 
June 2, 2026 - 8:10pm
Description: 
The heavy rain has ended but elevated stream levels will continue as water flows into the Cheyenne River.
Area Description: 
Custer, SD; Oglala Lakota, SD
Forcast Office: 
NWS Rapid City SD