Elevated North America

NWS / NOAA weather: Flash Flood Warning issued September 6 at 3:52PM CDT until September 6 at 6:00PM CDT by NWS Sioux Falls SD

At 352 PM CDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between 2
and 4 inches of rain have fallen. The expected rainfall rate is up to
0.5 inches in 1 hour. Additional rainfall amounts up to 0.5 inches
are possible in the warned area. Flash flooding is ongoing or
expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar and automated gauges.

IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.

Some locations that will experience flash flooding include...
Flandreau, Garretson, Elkton, White, Egan, Trent, Sherman,
Palisades State Park, Bushnell and Flandreau Santee Sioux Tribal
Nation.

Severity
Severe (4/5) · CAP Severe
This month
819th Weather alert at severity 4+ in the last 30 days
Source: NWS / NOAA weather

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