Tornado Risk in San Jose, CA
Risk Level: Moderate — Score 3/10
Live Tornado alert status near San Jose
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Live tornado map around San Jose
Shows tornado warnings and events that are active right now, refreshed through the day. When none are active, the map is empty by design.
Key Risk Factors
- Estimated annual loss of $2M from this hazard type
- 3 tornadoes within 50 km since January 2015 (0 rated EF2 or stronger; 2026 figures provisional)
- Occurs roughly 0.11 times per year on average
- Strongest within 50 km: EF1 on December 14, 2024
Peak season: April-June
Last significant event: No EF2+ tornado within 50 km since January 2015; the most recent tornado was an EF1 on December 14, 2024
Highest Risk Cities for Tornados
How San Jose Compares
Strongest Tornadoes Near San Jose
3 tornadoes touched down within 50 km of San Jose between January 2015 and September 30, 2026 (0 rated EF2 or stronger), according to NWS and SPC tornado records. 2026 figures are provisional until SPC publishes its final 2026 tornado file, and September 2026 is preliminary while NWS damage surveys are completed. The 3 strongest are listed below; distances run from the city centre to the closest point of each tornado's path (start to end point).
EF1 tornado, 0.3-mile path, closest point 35 km from the San Jose city centre
December 14, 2024 — EF1
5 injuries
EF0 tornado, 0.5-mile path, closest point 44 km from the San Jose city centre
January 6, 2019 — EF0
No deaths or injuries recorded
EF0 tornado, 0.1-mile path, closest point 44 km from the San Jose city centre
January 6, 2019 — EF0
No deaths or injuries recorded
Tornado Preparedness Tips
- 1.Identify a safe room or storm shelter in your home or building
- 2.Practice tornado drills — get low, cover your head, stay away from windows
- 3.Have a NOAA Weather Radio for tornado watch and warning alerts
- 4.Secure outdoor objects that could become projectiles in high winds
- 5.Know the difference between a tornado watch and a tornado warning
Related Pages
How this data is built
San Jose, CA tornado risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live tornado monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.
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The data behind this page
Every score and event here comes from DisasterAWARE's hazard database — available as downloadable historical datasets and a real-time API.
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