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Flash Flood — San Luis Obispo, CA

Jan 9, 2023

A powerful atmospheric river brought heavy rainfall, widespread flooding and gusty winds to the area. Rainfall totals generally ranged from 2-6 inches across the coastal and valley areas with 6-16 inches across the mountains and foothills. With the heavy rainfall, widespread flooding, especially across San Luis Obispo and Santa Barbara counties. Strong southerly winds, gusting up to 94 MPH, were reported across the area.

Source: NOAA National Weather Service Storm Events Database (event 1078958). Narrative written by NWS staff at the time of the event.

Flood Risk Context for San Luis Obispo, CA

This event is one of many recorded floods in San Luis Obispo County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View San Luis Obispo County flood data →

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