Flash Flood in San Bernardino County, California

Flash Flood July 24, 2017 · San Bernardino County, California

Injury

$8.0M

Damage as recorded

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

What the National Weather Service wrote

Twenty-two bridges were damaged by flooding in the Essex/Danby area along National Trails Highway, five of which were completely destroyed. Amboy Road washed out just south of National Trails Highway.

The wider storm

A big push of monsoon moisture fueled an outbreak of thunderstorms over the Desert Southwest. Many storms in the Mojave Desert produced flash flooding and severe weather.

Began near Amboy (34.5439, -115.7616).

Source: NOAA Storm Events Database, event 709571. Narratives are written by the National Weather Service forecast office that issued the report.

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