Flash Flood — New London, Connecticut

2024-01-10 · near Fitchville, New London, Connecticut

Event narrative

The Yantic River remained in Major Flood Stage with a reported partial dam break in Fitchville as a result of heavy rain and snow melt.

Wider weather episode

A large low pressure system impacted the area late on January 9th and into the 10th with long duration persistent moderate to heavy rainfall. In addition to widespread river flooding, some localized areas of flash flooding occurred as the heaviest rainfall associated with convection moved through. Precipitable water values of 1.2-1.4 inches were record levels for early January. The anomalous moisture and heavy rainfall resulted in a widespread 2 - 4 inches of rainfall, much of it occurring over a several hour timeframe before the cold frontal passage. The Yantic River reached Major Flood Stage on January 10th at 9Z and continued to remain in Major flood stage until 2330Z.

View location on OpenStreetMap → (41.5624, -72.1633)

Source: NOAA Storm Events Database, event_id 1171584. Narrative written by the NWS forecast office that issued the report.