Antioch, CA Tornado History — 12 Tornadoes Since 1950
How many tornadoes has Antioch, CA had?
Antioch has had 12 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near Antioch?
The most recent tornado within 25 miles of Antioch was an Unrated on April 21, 2022.
When is tornado season in Antioch?
April is historically the peak month for tornadoes near Antioch, with 3 on record. Spring through early summer (April–June) generally sees the highest activity across most of the central and southern United States.
At a Glance
Recent Tornado Activity Near Antioch
The last 20 years of confirmed tornadoes within 25 miles — 3 total, averaging 0.1 per year over this window.
Tornadoes by Decade
Tornadoes by Enhanced Fujita Rating
F0–F5 ratings (pre-2007) are grouped with their EF equivalents. The Enhanced Fujita scale replaced the original Fujita scale in February 2007.
Tornadoes by Month
Have any tornadoes near Antioch been fatal?
No fatalities are on record within 25 miles of Antioch from any of the 12 tornadoes since 1950, though 1 injuries have been reported. NOAA Storm Prediction Center records.
Notable Tornadoes Near Antioch
About Tornadoes in Antioch
This overview was written April 23, 2026. The tornado counts and notable-event figures elsewhere on this page reflect the latest data and may differ from this summary.
Antioch, California, located in the eastern San Francisco Bay Area, has experienced 12 documented tornadoes within a 25-mile radius since 1950, according to NOAA Storm Prediction Center records. This relatively modest tornado activity reflects the region's Mediterranean climate and coastal influences, which generally suppress the severe thunderstorm environments that spawn tornadoes in other parts of the country. Unlike the Great Plains, where warm, moist air from the Gulf of Mexico frequently collides with dry continental air to produce violent tornadoes, California's tornado events tend to be brief and weak.
The majority of tornadoes near Antioch have been rated EF0 on the Enhanced Fujita scale, which measures tornado intensity based on damage. Of the 12 recorded events, 10 were EF0 tornadoes with estimated wind speeds between 65 and 85 mph, one was rated EF1 with winds up to 110 mph, and one remains unrated. None of these tornadoes resulted in fatalities. The costliest event occurred on April 25, 1994, when an F0 tornado caused $27,500 in property damage along a 0.7-mile path with a maximum width of 30 yards. The longest-tracked tornado touched down on January 23, 2010, traveling 1.6 miles as an EF1 with a narrow 2-yard width and causing $25,000 in damage.
Tornado activity near Antioch has been sporadic across the decades, with the 1990s seeing the most events at five, followed by four in the 1980s, two in the 2010s, and one in the 2020s. April has been the peak month for tornado occurrence, accounting for three of the 12 recorded events. The most recent tornado, which remains unrated, touched down on April 21, 2022, with a maximum width of 16 yards but no recorded path length or property damage. The widest tornado on record reached 30 yards across during an event on May 12, 1998, though it caused no documented damage along its 0.2-mile path.