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California tornado history

484 tornadoes in California from 1950 to 2025. Choose a county to see every track on a map.

Los Angeles County49 Fresno County32 Orange County32 San Bernardino County32 Riverside County27 San Diego County27 San Joaquin County19 Butte County18 Merced County17 Kern County16 Sacramento County16 Tulare County14 Sonoma County13 Stanislaus County13 Madera County12 Tehama County12 Glenn County11 Kings County8 Santa Cruz County8 Ventura County8 Imperial County7 Santa Barbara County7 Del Norte County6 Placer County6 Santa Clara County6 Sutter County6 El Dorado County5 Monterey County5 Colusa County4 Contra Costa County4 Lassen County4 Mendocino County4 San Luis Obispo County4 San Mateo County4 Solano County4 Yolo County4 Yuba County4 Alameda County3 Mariposa County3 Calaveras County2 Humboldt County2 Inyo County2 San Benito County2 Marin County1 Napa County1 Nevada County1 Siskiyou County1 Tuolumne County1

By decade

’50’60’70’80’90’00’10’20

Source. NOAA Storm Prediction Center Severe Weather Database, 1950–2025 (U.S. government work, not subject to copyright — 17 U.S.C. §403). County boundaries and names: U.S. Census Bureau. Ratings before February 2007 use the Fujita (F) scale, later ones the Enhanced Fujita (EF) scale; tornadoes crossing a county line count in every county they touched. Older tracks often have only a start point. This archive is informational and not affiliated with NOAA. Map © OpenStreetMap contributors.
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