Aug 26, 1999
A line of intense thunderstorms moved across much of Maryland during the afternoon, producing damaging winds and frequent lightning. Storm winds weakened and the speed of the line slowed as it moved south and east of Frederick and Carroll Counties. The resulting line of showers that moved into Prince Georges, Anne Arundel, and Baltimore Counties produced copious amounts of rainfall and led to flash flooding. South of Hagerstown in Washington County, winds in excess of 55 MPH downed several tr
Source: NOAA National Weather Service Storm Events Database (event 5718992). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Baltimore City (c) County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.