Aug 7, 2020
A nearly stationary boundary remained overhead while an upper-level disturbance passed through the area. Showers and thunderstorms developed, and storms were slow to move which meant heavy amounts of rain fell in short periods of time, resulting in areas of flash flooding and flooding.
Source: NOAA National Weather Service Storm Events Database (event 916504). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Harford County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.