Flash Flood — Middlesex, New Jersey

2021-09-01 to 2021-09-02 · near Middlesex, Middlesex, New Jersey

Direct deaths

$50.0M

Property damage

Event narrative

Widespread flash flooding occurred in Middlesex County with numerous road closures and over 500 water rescues. A total of three flood related fatalities were reported in the county, one in South Plainfield, one in Piscataway Township, and one in Woodbridge Township. There was significant damage to structures and vehicles, mainly in the northern part of the county. Many waterways overflowed their banks, including the Lawrence Brook.

Wider weather episode

Post Tropical Cyclone Ida brought heavy rain to New Jersey on September 1. Rainfall totals were as high as 5 to 10 inches. The heavy rain caused significant flash flooding, mainly in the northern half of the state. It resulted in widespread property damage. There were several fatalities.

View location on OpenStreetMap → (40.5673, -74.5002)

Source: NOAA Storm Events Database, event_id 985744. Narrative written by the NWS forecast office that issued the report.