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Flash Flood — Mercer, PA

Aug 18, 2019

Another in a series of weak mid-level shortwaves moved across the upper Ohio Valley during the afternoon hours. The first storms formed near Interstate 80 around noon, with a broken line of convection then forming towards the southwest during the afternoon hours.||Instability and shear levels were sufficient to create an ideal environment for damaging wind gusts. Many reports of tree and power line damage were received, along with a few instances of structural damage. A roof was blown off of

Source: NOAA National Weather Service Storm Events Database (event 853428). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Mercer, PA

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

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