Los Altos, CA Tornado History — 12 Tornadoes Since 1950
How many tornadoes has Los Altos, CA had?
Los Altos has had 12 tornadoes on record within 25 miles since 1950.
When was the most recent tornado near Los Altos?
The most recent tornado within 25 miles of Los Altos was an EF1 on December 14, 2024.
When is tornado season in Los Altos?
December is historically the peak month for tornadoes near Los Altos, with 3 on record. April through June account for 3 of the 12 tornadoes on record near Los Altos.
At a Glance
Recent Tornado Activity Near Los Altos
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 Los Altos been fatal?
No fatalities are on record within 25 miles of Los Altos from any of the 12 tornadoes since 1950, though 8 injuries have been reported, according to NOAA Storm Prediction Center records.
Notable Tornadoes Near Los Altos
What the record shows near Los Altos
The 1990s were the busiest decade near Los Altos, with 6 of the 12 confirmed tornadoes within 25 miles; the 2020s have produced 1 so far. The Los Altos record runs from the 1950s to today.
Of the tornadoes rated near Los Altos, 10 reached EF0 or EF1 and 2 reached EF2 or stronger. The most intense on record near Los Altos is rated EF2, of which 2 are logged.
Across the last 20 years Los Altos has averaged 0.1 confirmed tornadoes a year within 25 miles, 1 in total. 2024 was the busiest of them with 1, and 19 of those years passed with none at all.