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Flash Flood in Riverside County, California

Flash Flood December 22, 2010 · Riverside County, California

1
Death

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

What the National Weather Service wrote

A 39 year old Menifee woman was driving south on Goetz Road when the car was swept off the road by swift runoff from the Salt Creek, where it flows into Canyon Lake. She was found dead in her car at the bottom of the lake several hours later.

The wider storm

A large Pacific plume of moisture ahead of an advancing trough of low pressure brought heavy rain and periods of serious flooding for nearly a week. The plume of moisture responsible was a form of an Atmospheric River. The mountain areas, particularly the San Bernardino range, experienced record large rainfall totals and many areas of flash flooding, debris flows and mud slides. Most rivers in the county warning area reached flood stage. Other effects include numerous traffic collisions, roadway flooding and closures, swift water rescues, beach closures and millions of dollars in damage to homes, businesses and infrastructure. Along with numerous city and governor-declared States of Emergency, President Obama proclaimed a Federal disaster declaration for 10 counties in California, including all four counties comprising the SGX CWA.

Began near Quail Vly (33.7158, -117.2736).

Source: NOAA Storm Events Database, event 272623. Narratives are written by the National Weather Service forecast office that issued the report.

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