Jan 9, 2023
A strong low pressure system moved through central California on January 9 and 10. This system picked up a deep moisture fetch of tropical origin while tracking rapidly eastward across the Pacific and produced widespread heavy precipitation across the area between the morning of January 9 and the evening of January 10 while the deep surge of moisture moved inland across central California. This storm produced widespread liquid precipitation totals of 3 to 6 inches in the Sierra Nevada. For much
Source: NOAA National Weather Service Storm Events Database (event 1064916). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Mariposa County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.