Winter Storm Risk in Portland, OR
Risk Level: Very High — Score 7/10
Live Winter Storm alert status near Portland
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Live winter storm map around Portland
Shows winter storm 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
- FEMA rates Portland's county as Relatively High risk
- Estimated annual loss of $1M from this hazard type
- 20 events recorded in proximity in recent decades
- Active in the 12 months to Aug 9, 2026 (8 events)
- Average annual frequency: 1.6 events per year
Peak season: December-March
Last significant event: Winter Weather - Clackamas County Cascade Foothills, Oregon, United States (2026-04-15) — 22,000 people exposed
Highest Risk Cities for Winter Storms
How Portland Compares
Notable Winter Storm Events Near Portland
DisasterAWARE's historical archive records 5 notable winter storm events near Portland, ranked below by impact. The most impactful: Winter Storm - Oregon, United States (February 2025) — 2,110,000 people exposed; $389,153M capital exposed.
Winter Storm - Oregon, United States
February 13, 2025 — WARNING
2,110,000 people exposed; $389,153M capital exposed
Winter Storm - Oregon and South Washington Cascades, United States
April 15, 2026 — WARNING
60,300 people exposed; $5,208M capital exposed
Winter Weather - Clackamas County Cascade Foothills, Oregon, United States
April 15, 2026 — ADVISORY
22,000 people exposed; $997M capital exposed
Winter Weather - Cascade Foothills, Clackamas County, Oregon, United States
April 15, 2026 — ADVISORY
22,000 people exposed; $997M capital exposed
Winter Weather - North Oregon Cascades, United States
March 12, 2026 — ADVISORY
238 people exposed; $142M 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
Portland, OR 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.
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.
Monitor Winter Storm Risk in Real Time
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