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Flash Flood — Lyon, KS

May 14, 2020

A cluster of severe t-storms some supercells developed across parts of northeast Kansas on the evening of May 14th. At least 4 small short lived tornadoes were documented by storm chasers. No damage was reported with any of the tornadoes so all will be classified as EFU although photos suggest they were small and short-lived.

Source: NOAA National Weather Service Storm Events Database (event 896380). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Lyon, KS

This event is one of many recorded floods in Lyon County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Lyon County flood data →

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Flash Flood$200K damage

Lyon, KS · May 7, 2007

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Flood$100K damage

Lyon, KS · May 7, 2007

Another round of heavy rain producing thunderstorms gave flash flooding. The city of Topeka made nearly 500 water rescues due to the flash flooding. The community of Wakarusa also had a few water rescues as well.

Read the full account →
Flood$80K damage

Lyon, KS · Jun 30, 2007

A persistent upper air system anchored over the area for several days late in the month brought excessive rain with flash flooding to much of Osage, Franklin, Coffey and Anderson counties.

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