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Flash Flood — Olmsted, MN

Sep 4, 2018

An EF-1 tornado moved across rural portions of far northeast Fillmore County into southwest Winona County. The tornado started northwest of Rushford (Fillmore County) and was on the ground for about 5 minutes causing minor damage to a house and trees. Several rounds of thunderstorms moved across the area dumping heavy rain. The heavy caused street flooding to occur in Rochester (Olmsted County) with cars becoming trapped in the flood waters.

Source: NOAA National Weather Service Storm Events Database (event 781901). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Olmsted, MN

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

View Olmsted County flood data →

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