The Return Period . Practitioner Resources

Practitioner Resources

A curated library of free external tools, databases, data sources, regulatory frameworks, and market intelligence for catastrophe modelling analysts, underwriters, and risk managers. Reviewed from both a cat modelling and senior underwriting perspective.

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Live Tracking · Hazard Maps · Post-Event Imagery

Hazard Tracking & Event Tools

Live event tracking, hazard maps, and post-event imagery organised by peril. What to check during and immediately after a catastrophe event. Covers all major geographies including US, Europe, Japan, India, Australia, and Southeast Asia.

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Historical Data · Loss Archives · Event Catalogues

Loss & Historical Databases

Historical catastrophe loss databases and industry loss benchmarks. What to use for model calibration, benchmarking, and historical research. Includes Munich Re NatCatSERVICE, Swiss Re sigma, EM-DAT, HURDAT2, and IBTrACS.

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Trigger Data · Index Design · Basis Risk

Parametric Insurance Data

Free data sources for parametric insurance organised by trigger type: wind speed, rainfall, earthquake intensity, sea level, temperature, and vegetation index. Covers ERA5, IBTrACS, CHIRPS, GPM IMERG, USGS ShakeMap, and Open-Meteo.