San Marcos, CA Tornado History — 18 Tornadoes Since 1950
How many tornadoes has San Marcos, CA had?
San Marcos has had 18 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near San Marcos?
The most recent tornado within 25 miles of San Marcos was an EF0 on September 22, 2007.
When is tornado season in San Marcos?
February is historically the peak month for tornadoes near San Marcos, with 6 on record. April through June account for 0 of the 18 tornadoes on record near San Marcos.
At a Glance
Recent Tornado Activity Near San Marcos
The last 20 years of confirmed tornadoes within 25 miles — 1 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 San Marcos been fatal?
No fatalities are on record within 25 miles of San Marcos from any of the 18 tornadoes since 1950, though 3 injuries have been reported, according to NOAA Storm Prediction Center records.
Notable Tornadoes Near San Marcos
What the record shows near San Marcos
The 2000s are the busiest decade on record so far near San Marcos, with 8 of the 18 confirmed tornadoes within 25 miles. The San Marcos record runs from the 1960s to today.
Of the tornadoes rated near San Marcos, 18 reached EF0 or EF1 and 0 reached EF2 or stronger. The most intense on record near San Marcos is rated EF1, of which 6 are logged.
Across the last 20 years San Marcos has averaged 0.1 confirmed tornadoes a year within 25 miles, 1 in total. 2007 was the busiest of them with 1, and 19 of those years passed with none at all.