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Flash Flood — Olmsted, MN

Jul 20, 2019

Two rounds of thunderstorms moved across southeast Minnesota during the morning of July 20th. The first round produced at 74 mph wind gust at the Rochester International Airport (Olmsted County). The second round of storms blew down trees from near Austin (Mower County) to the northwest side of Rochester. Around 5,000 customers were without power after the storms passed through Rochester. Another 1,000 customers lost power in Mower County. Several streets were blocked in Rochester by downed tree

Source: NOAA National Weather Service Storm Events Database (event 843410). 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.

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