Survey Tuesday: National Weather Service investigates reports of possible tornado in Delavan

DELAVAN -- The National Weather Service is investigating a possible tornado touchdown in Delavan in Walworth County Monday night, Aug. 20.

According to a statement from the NWS, there were reports of funnel clouds, windows broken and multiple trees down.

The report came in from the NWS around 8 p.m.

Heavy rain was falling across southeast Wisconsin Monday, with a flash flood watch in effect through Tuesday morning. In the Madison area, the NWS issued a flash flood warning, with the NWS reporting between four to seven inches of rain as of about 8 p.m.

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