Apr 15, 2018
A strong upper low moved from Iowa across the Lower Great Lakes region, with a deep trough taking on a negative tilt while swinging into North Carolina. An associated strong cold front approached western North Carolina that afternoon and pushed east and east-northeast across central North Carolina on the night of the 15th. A strengthening and backing flow at all levels led to a surge of moisture into NC. Moderate instability, strong deep layer shear, and high low-level storm-relative helicity we
Source: NOAA National Weather Service Storm Events Database (event 753740). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Durham County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.