Dec 21, 2013
A slow-moving cold front passed across the region between the 20th and 22nd. Several upper level disturbances moved north-northeast along the front, touching off numerous showers and thunderstorms. The ground was already moist from snowmelt in the wake of the early December winter storm. On the 21st, a strong negatively tilted shortwave at 500 mb ejected northeast from the southern Plains, providing strong forcing for ascent. Widespread heavy rain and thunderstorms surged northeast in associatio
Source: NOAA National Weather Service Storm Events Database (event 485313). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Massac County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.