Norwalk, CA Tornado History — 63 Tornadoes Since 1950
How many tornadoes has Norwalk, CA had?
Norwalk has had 63 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near Norwalk?
The most recent tornado within 25 miles of Norwalk was an EF0 on March 13, 2025.
When is tornado season in Norwalk?
January is historically the peak month for tornadoes near Norwalk, with 13 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 Norwalk
The last 20 years of confirmed tornadoes within 25 miles — 8 total, averaging 0.4 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 Norwalk been fatal?
No fatalities are on record within 25 miles of Norwalk from any of the 63 tornadoes since 1950, though 53 injuries have been reported. NOAA Storm Prediction Center records.
Notable Tornadoes Near Norwalk
About Tornadoes in Norwalk
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.
Norwalk, California has experienced 63 documented tornadoes within a 25-mile radius since 1950, according to the NOAA Storm Prediction Center. This relatively high count reflects the broader susceptibility of Southern California's coastal and inland valleys to brief, typically weak tornadoes, often associated with winter storm systems moving in from the Pacific Ocean. Unlike the severe tornado outbreaks common in the Great Plains during spring and summer, tornadoes in this region tend to be short-lived and less intense, though they can still cause notable property damage in densely populated areas.
The majority of recorded tornadoes have been rated EF0 (35 events) or EF1 (23 events), with only five reaching EF2 intensity. No tornadoes on record in the area have resulted in fatalities. January stands out as the peak month for tornado activity with 13 events, a pattern consistent with the winter storm season when atmospheric dynamics favor rotating thunderstorms along the California coast. Tornado frequency has varied considerably by decade, with the 1990s seeing the highest count at 19 tornadoes, while the 2010s recorded just two events. The 1980s and 2000s saw 12 and eight tornadoes respectively, and five have occurred thus far in the 2020s, including an EF0 tornado on March 13, 2025.
The costliest tornado on record struck on March 1, 1983, an F2-rated event that carved a 3.5-mile path up to 100 yards wide and caused $27.5 million in property damage. The widest tornado occurred on November 9, 1982, also rated F2, with a maximum width of 1,300 yards and a 10-mile path that resulted in $2.75 million in damage. The longest-tracked tornado was an F1 that traveled 10.9 miles on March 17, 1977, though it remained narrow at just 10 yards wide, causing $2.75 million in damage. These events underscore the potential for significant economic impact even when tornadoes do not produce casualties.
While tornadoes in the Norwalk area are generally less frequent and less violent than those in regions farther east, the concentration of homes, businesses, and infrastructure means that even weak tornadoes can disrupt communities and require preparedness. The Enhanced Fujita scale, used since 2007 to replace the original Fujita scale, estimates tornado intensity based on observed damage to structures and vegetation, providing a standardized measure for comparing events across different regions and time periods.