Sep 25, 2022
A warm front moving through sparked a line of thunderstorms which trained over Northeast New Jersey late on September 25th and into the 26th. They developed only in a marginally moist environment with precipitable water values near 1.2-1.4 inches. These thunderstorms dropped 1-3 inches of rain over the area in a several hour period resulting in localized flash flooding.
Source: NOAA National Weather Service Storm Events Database (event 1057239). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Union County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.