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Flash Flood in San Diego County, California
Flash Flood January 29, 2021 · San Diego County, California
Where the report was made, with tornadoes recorded within 15 miles over the years.
What the National Weather Service wrote
San Diego fire department and rescue and U.S. Border Patrol report 8 people trapped in a flooding storm drain between Otay Mesa and San Ysidro. 7 people were helped to safety with one fatality.
The wider storm
A potent trough of low pressure associated with a weak atmospheric river brought heavy mountain and snow and areas of flooding rains across Southern California from January 28th to 29th.
Began near San Ysidro (32.5484, -117.0232).
Source: NOAA Storm Events Database, event 938895. Narratives are written by the National Weather Service forecast office that issued the report.
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