May 28, 2022
Several rounds of thunderstorms moved along a warm front of an approaching low pressure system on May 27th and into the 28th. These thunderstorms produced heavy rainfall over Northeast New Jersey resulting in several rounds of localized flash flooding. Several rounds of rainfall each with 0.75 to 1 inch of rain in an hour cause brief localized flash flooding. Total rainfall amounts in Northeast NJ were 1.5 to 3 inches.
Source: NOAA National Weather Service Storm Events Database (event 1030101). 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.