Flash Flood — Fairfield, Connecticut

2021-09-01 · near North Greenwich, Fairfield, Connecticut

Event narrative

Heavy rain and flash flooding resulted in uninsured damages of $5,112,636 across Fairfield County.

Wider weather episode

Extremely heavy rainfall associated with the remnants of Hurricane Ida overspread southern Connecticut during the evening of September 1 and continued through the early morning hours of September 2. Rainfall totals ranged from 5-8+ inches across much of the region, with much of that rain falling in just a few hours. This resulted in not only widespread flash flooding but also extensive river flooding. The ASOS at Bridgeport Airport recorded 5.59 inches of rain. A CoCoRaHS observer near Stamford recorded 8.10 inches of rain, while another in Uncasville reported 8.58 inches. Broadcast media reported 8.37 and 8.90 inches in Clinton and near Madison, respectively.

View location on OpenStreetMap → (41.0959, -73.7065)

Source: NOAA Storm Events Database, event_id 994604. Narrative written by the NWS forecast office that issued the report.