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