South Dakota Flash Flood Warning - Severe | Effective 06/02/2026 15:25

Headline: 
Flash Flood Warning issued June 2 at 4:25PM MDT until June 2 at 7:00PM MDT by NWS Rapid City SD
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
June 2, 2026 - 3:25pm
Expires: 
June 2, 2026 - 6:00pm
Description: 
At 425 PM MDT, The first round of heavy rain is ending, but additional thunderstorms and heavy rain is expected by 6 PM. Runoff from the rainfall will continue to produce significant flash flooding through the evening. The public has reported over 2 feet of water over Highway 18. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Emergency management reported. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Oglala and locations on the southwestern side of the Pine Ridge Reservation.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Area Description: 
Fall River, SD; Oglala Lakota, SD
Forcast Office: 
NWS Rapid City SD