Winter Storm Risk in San Francisco, CA
Risk Level: Low — Score 1/10
Live Winter Storm alert status near San Francisco
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Live winter storm activity around San Francisco — refreshed throughout the day.
Open full-screen map →Key Risk Factors
- 15 events recorded in proximity in recent decades
- Active in the last 12 months (7 events)
Peak season: December-March
Last significant event: Winter Storm - Sierra Nevada and Lassen Volcanic National Park, Northern California, United States (2026-04-21) — 14,900 people exposed
Highest Risk Cities for Winter Storms
How San Francisco Compares
Notable Winter Storm Events Near San Francisco
DisasterAWARE's historical archive records 5 notable winter storm events near San Francisco, ranked below by impact. The most impactful: Winter Storm - Western, United States (February 2024) — 1,430,000 people exposed; $197,059M capital exposed.
Winter Storm - Western, United States
February 28, 2024 — WARNING
1,430,000 people exposed; $197,059M capital exposed
Winter Storm - Northern Sierra Nevada, California, United States
April 10, 2026 — WATCH
48,000 people exposed; $5,774M capital exposed
Winter Weather - Northern Sierra Nevada, California, United States
February 9, 2026 — ADVISORY
48,000 people exposed; $5,774M capital exposed
Winter Storm - Sierra Nevada and Lassen Volcanic National Park, Northern California, United States
April 20, 2026 — WARNING
14,900 people exposed; $2,697M capital exposed
Winter Storm - Sierra Nevada (Northern and Central), California, United States
April 20, 2026 — WATCH
14,900 people exposed; $2,697M capital exposed
Winter Storm Preparedness Tips
- 1.Stock emergency supplies including extra blankets, food, water, and medications
- 2.Insulate pipes and know how to shut off water in case of pipe bursts
- 3.Keep your vehicle's gas tank at least half full during winter months
- 4.Have alternative heating sources and carbon monoxide detectors
- 5.Stay off roads during ice storms and heavy snow events
Related Pages
How this data is built
San Francisco, CA winter storm risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live winter storm monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.
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