Storm History: San Joaquin County, California
Every storm the National Weather Service has filed in San Joaquin County, California: floods, hail, damaging wind, tornadoes, winter storms, heat and the rest, with the most serious on record. Events filed by forecast zone count for every county the zone covers.
The record
- Events
- 116
- Deaths
- 0
- Injuries
- 4
- Damage
- $312 million
- Episodes
- 78
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Every year
By kind of event
Counted under the kind that heads each episode.
| Kind of event | Events | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Tornado | 39 | 0 | 0 | $236,000 |
| Flood | 22 | 0 | 0 | $107 million |
| Flash Flood | 17 | 0 | 0 | $2.2 million |
| Funnel Cloud | 9 | 0 | 0 | |
| Heavy Rain | 9 | 0 | 0 | $201 million |
| Winter Storm | 6 | 0 | 0 | |
| Thunderstorm Wind | 5 | 0 | 0 | $1.0 million |
| Debris Flow | 3 | 0 | 0 | |
| Hail | 2 | 0 | 0 | |
| Lightning | 1 | 0 | 3 | |
| Heavy Snow | 1 | 0 | 0 | |
| Blizzard | 1 | 0 | 0 | |
| Wildfire | 1 | 0 | 1 |
The deadliest
None recorded.
The costliest
Damage within this county, in the dollars of its year.
- Heavy Rain, May 1, 1998
- Flood, January 1, 2023
- Flash Flood, May 5, 1998
- Heavy Rain, April 2, 2006
- Thunderstorm Wind, April 1, 1996
- Flash Flood, February 17, 2017
- Flash Flood, October 30, 2008
- Flood, February 6, 2017
- Tornado, April 8, 2005
- Tornado, April 27, 1970
- Tornado, March 31, 1978
- Tornado, January 23, 1981
- Tornado, April 19, 1988
- Tornado, December 26, 2005
- Thunderstorm Wind, April 11, 2007
- Tornado, April 11, 2012
- Tornado, January 7, 2023
- Tornado, May 31, 1967
- Tornado, March 19, 1981
- Tornado, March 28, 1998
The largest hail
The largest stone in each episode, which may have fallen in a neighboring county of the same episode.
Every episode, newest first
- Flood, April 20, 2026
- Tornado, April 10, 2026
- Winter Storm, February 15, 2026
- Flood, January 2, 2026
- Flood, December 24, 2025
- Flood, November 16, 2025
- Flood, November 13, 2025
- Flood, February 12, 2025
- Debris Flow, February 3, 2025
- Debris Flow, February 17, 2024
- Flood, January 19, 2024
- Tornado, December 18, 2023
- Flood, March 19, 2023
- Tornado, March 10, 2023
- Tornado, January 13, 2023
- Tornado, January 7, 2023
- Flood, January 3, 2023
- Flood, January 1, 2023
- Flash Flood, December 27, 2022
- Flood, December 9, 2022
- Tornado, April 20, 2022
- Winter Storm, October 24, 2021
- Tornado, May 18, 2020
- Flash Flood, May 16, 2019
- Flash Flood, February 12, 2019
- Thunderstorm Wind, January 20, 2019
- Flash Flood, October 2, 2018
- Flash Flood, February 17, 2017
- Flood, February 6, 2017
- Winter Storm, December 10, 2014
- Hail, March 29, 2013
- Tornado, April 11, 2012
- Heavy Rain, October 13, 2009
- Wildfire, September 13, 2009
- Flash Flood, October 30, 2008
- Blizzard, January 4, 2008
- Heavy Rain, October 12, 2007
- Heavy Snow, September 19, 2007
- Heavy Rain, July 24, 2007
- Thunderstorm Wind, April 11, 2007
- Heavy Rain, April 2, 2006
- Tornado, December 26, 2005
- Heavy Rain, December 17, 2005
- Funnel Cloud, May 9, 2005
- Funnel Cloud, May 9, 2005
- Tornado, April 8, 2005
- Heavy Rain, September 1, 2000
- Hail, April 13, 2000
- Funnel Cloud, May 5, 1998
- Flash Flood, May 5, 1998
- Heavy Rain, May 1, 1998
- Funnel Cloud, April 14, 1998
- Funnel Cloud, April 13, 1998
- Tornado, March 28, 1998
- Funnel Cloud, March 25, 1998
- Heavy Rain, January 18, 1998
- Heavy Rain, January 12, 1998
- Funnel Cloud, November 13, 1997
- Funnel Cloud, November 11, 1997
- Lightning, August 19, 1997
- Flash Flood, January 10, 1997
- Tornado, April 1, 1996
- Tornado, April 1, 1996
- Thunderstorm Wind, April 1, 1996
- Tornado, April 1, 1996
- Tornado, April 1, 1996
- Funnel Cloud, March 11, 1996
- Tornado, March 26, 1991
- Tornado, April 19, 1988
- Thunderstorm Wind, February 28, 1988
- Tornado, June 29, 1982
- Tornado, March 19, 1981
- Tornado, January 23, 1981
- Tornado, March 31, 1978
- Tornado, April 24, 1971
- Tornado, April 27, 1970
- Tornado, October 16, 1969
- Tornado, May 31, 1967
More
Tornadoes in San Joaquin CountyEvery warning in San Joaquin County since 1986Every county in California
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.