Hurricane Risk in Philadelphia, PA
Risk Level: Very High — Score 7/10
Live Hurricane alert status near Philadelphia
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Live hurricane map around Philadelphia
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Key Risk Factors
- FEMA rates Philadelphia's county as Relatively High risk
- Estimated annual loss of $12M from this hazard type
- 15 tropical cyclones on record near Philadelphia since 1999, each storm counted once (track within 250 km at tropical-storm strength or stronger)
- Within the hurricane strike zone
Peak season: August-October
Last significant event: Hurricane Isaias (2020-07-28)
Highest Risk Cities for Hurricanes
How Philadelphia Compares
Notable Hurricane Events Near Philadelphia
DisasterAWARE's historical archive records 5 notable hurricane events near Philadelphia, ranked below by impact. The most impactful: Hurricane Isaias (July 2020).
Hurricane Isaias
July 28, 2020 — WARNING
Centre passed 37 km from Philadelphia at 57 kt (106 km/h); storm peak Category 1 · 148 km/h
Hurricane Floyd
September 7, 1999 — WARNING
Centre passed 87 km from Philadelphia at 54 kt (100 km/h); storm peak Category 4 · 250 km/h
Hurricane Irene
August 20, 2011 — WATCH
Centre passed 78 km from Philadelphia at 58 kt (107 km/h); storm peak Category 3 · 194 km/h
Hurricane Sandy
October 25, 2012 — INFORMATION
Centre passed 20 km from Philadelphia at 63 kt (117 km/h); storm peak Category 3 · 185 km/h
Hurricane Hanna
September 7, 2008 — INFORMATION
Centre passed 40 km from Philadelphia at 45 kt (83 km/h); storm peak Category 1 · 139 km/h
Hurricane Preparedness Tips
- 1.Know your evacuation zone and plan routes in advance
- 2.Install storm shutters or have plywood pre-cut for windows
- 3.Stock at least 3 days of water, food, and medications
- 4.Secure outdoor furniture and trim trees near structures
- 5.Review your insurance coverage for wind and flood damage
Related Pages
How this data is built
Philadelphia, PA hurricane risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live hurricane 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 Hurricane Risk in Real Time
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