Sonoma County, California tornado history

13 tornadoes recorded in or across Sonoma County from 1958 to 2011, coloured by rating on the map.

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Years1950 to 2025
Rating (F or EF scale)

Shows tornadoes that started in, or crossed, the chosen state. To see how many have passed near you, search a town or ZIP code, or tap the map.

Key
  • F0 / EF0 Light damage
  • F1 / EF1 Moderate damage
  • F2 / EF2 Considerable damage
  • F3 / EF3 Severe damage
  • F4 / EF4 Devastating damage
  • F5 / EF5 Incredible damage
  • Unknown Not rated (2007 onwards)

How to read the lines. Each line is one tornado, drawn from where it started to where it ended, coloured and sized by its rating. A dot means the record has no end point. Tap a line for its details, or tap anywhere else to see how many tornadoes have passed nearby. Weaker tornadoes appear as you zoom in. Ratings use the Fujita (F) scale before 1 February 2007 and the Enhanced Fujita (EF) scale from then on.

Tornadoes in Sonoma County

The Storm Prediction Center records 13 tornadoes whose paths touched Sonoma County, California between 1958 and 2011. None of them is recorded as having killed anyone. The busiest month is December, with 6 tornadoes. The strongest was an F2 on 1 June 1958. The most recent was on 18 March 2011.

  • 13tornadoes
  • 0deaths
  • 1injury
  • 83per 10,000 sq mi of land

A tornado that crossed several counties counts in each one, so county counts add up to more than the state's.

How strong were the tornadoes in Sonoma County?

RatingTornadoesShare
F0 / EF0215%
F1 / EF11077%
F2 / EF218%
F3 / EF300%
F4 / EF400%
F5 / EF500%
Unknown rating00%

Sonoma County tornadoes over time

Tornadoes by decade
Bar chart of tornadoes by period. The most is 6 in 1990s.1950s21960s11980s11990s62000s22010s1

The 2010s only run to 2011, so that bar is for a shorter period. The record starts in 1950.

Show the numbers
PeriodCount
1950s2
1960s1
1980s1
1990s6
2000s2
2010s1
Tornadoes by month
Bar chart of tornadoes by period. The most is 6 in Dec.Jan1Feb3Mar1Apr0May0Jun1Jul0Aug0Sep0Oct0Nov1Dec6
Show the numbers
PeriodCount
Jan1
Feb3
Mar1
Apr0
May0
Jun1
Jul0
Aug0
Sep0
Oct0
Nov1
Dec6

Records for Sonoma County

  • Strongest and Longest path: California tornado1 June 1958, F2, 15 miles long
  • Most recent: California tornado18 March 2011, EF1, 0.1 miles long

Many of these tornadoes killed or injured people. The numbers are the official record's, and they may be revised.

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