Flash Flood in Bronx County, New York

Flash Flood July 18, 2022 · Bronx County, New York

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

What the National Weather Service wrote

All lanes blocked on the I-87 Major Deegan Expressway Northbound approaching Exit 8 - West 179th Street.

The wider storm

Several rounds of heavy thunderstorms developed in the warm sector of a frontal system on July 18th, 2022. These thunderstorms developed in an environment with 2 to 2.3 inch PWAT values and CAPE near 3000 J/kg. Training thunderstorms produced a widespread 1 to 3 inches of rainfall with localized spots up to 4 to 5 inches.

Began near Bronx (40.8500, -73.9200).

Source: NOAA Storm Events Database, event 1048803. Narratives are written by the National Weather Service forecast office that issued the report.

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