Flood in Ziebach County, South Dakota

Flood May 12, 2023 – May 16, 2023 · Ziebach County, South Dakota

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Minor flooding of agricultural land along the Cheyenne River occurred. The river gage crested at 22.65 feet on May 15 at 500 AM MDT.

The wider storm

A prolonged rain event over several days led to flooding and flash flooding over the Cheyenne and White River basins. Three to five inches of rain fell, with some locations receiving nearly four inches of rain within six hours on the evening of May 11. As the water flowed into larger rivers, minor flooding was observed.

Began near Cherry Creek (44.6600, -101.3800).

Source: NOAA Storm Events Database, event 1093488. Narratives are written by the National Weather Service forecast office that issued the report.

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