3
Moderate
Tornado Risk in San Francisco, CA
Risk Level: Moderate — Score 3/10
FEMA: 3Historical: 9
Key Risk Factors
- Estimated annual loss of $652K from this hazard type
- 4 events on record in proximity
- 2 event(s) in the last 12 months
- Largest recent event exposed 936,000 people
Peak season: April-June
Last significant event: Tornado - San Mateo _ Santa Cruz counties, California, United States (2025-12-26) — 2,480 people exposed
Highest Risk Cities for Tornados
San Francisco is not in the top 10 for tornado risk among tracked cities.
How San Francisco Compares
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Notable Tornado Events Near San Francisco
Tornado - San Francisco, CA WFO Region, US
December 13, 2024 — WARNING
936,000 people exposed; $246,376M capital exposed
Tornado - San Mateo _ Santa Cruz counties, California, United States
December 25, 2025 — WARNING
2,480 people exposed; $358M capital exposed
Tornado - Santa Cruz County, California, United States
December 24, 2025 — WARNING
171,000 people exposed; $36,903M capital exposed
Tornado - Sacramento, CA WFO Region, US
September 28, 2019 — WARNING
Impact data not available
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
Earthquake Risk in San Francisco
Score: 9/10
Wildfire Risk in San Francisco
Score: 1/10
Hurricane Risk in San Francisco
Score: 0/10
Flood Risk in San Francisco
Score: 7/10
Winter Storm Risk in San Francisco
Score: 1/10
Landslide Risk in San Francisco
Score: 7/10
Extreme Heat Risk in San Francisco
Score: 5/10
Drought Risk in San Francisco
Score: 5/10
High Wind Risk in San Francisco
Score: 1/10
Tsunami Risk in San Francisco
Score: 5/10
Tornado Risk in Oakland, CA
Score: 5/10
Tornado Risk in San Jose, CA
Score: 3/10
Tornado Risk in Sacramento, CA
Score: 5/10
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