Flash Flood in Essex County, New York

Flash Flood July 13, 2025 · Essex County, New York

$10K

Damage as recorded

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

A large landslide/debris flow occurred in the Avalanche Pass/Avalanche Lake area, blocking a popular hiking trail and clogging the upper portions of Avalanche Lake with heavy debris and timber.

The wider storm

A weak cold front slowly moved across northern NY during the afternoon and evening hours of July 13th. Several rounds of tropical showers and thunderstorms traversed the area with a few storms pulsing to severe limits. In addition, localized heavy rainfall caused flash flooding in the form of a landslide.

Began near Sanford Mines (44.1333, -73.9940).

Source: NOAA Storm Events Database, event 1265433. Narratives are written by the National Weather Service forecast office that issued the report.

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