Researchers Released Global Storm Database
A new four-decade record provides critical data on mesoscale convective systems across the world.
Updated on Oct. 2, 2026 in Current Conditions
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Scientists have published a new global database cataloging mesoscale convective systems spanning from 1985 through 2024. This comprehensive record tracks storm frequency, intensity, and size across latitudes between 60 degrees South and 60 degrees North.
Why it matters
The lack of a consistent long-term observational record previously hindered the ability to quantify how these massive weather systems vary over time. This new dataset addresses that gap, providing a foundation to evaluate simulations and detect climate-driven changes in organized convection.
The database provides a 40-year record covering the globe from 60°S to 60°N. It utilizes high-resolution satellite infrared brightness temperature data to map the life cycle and precipitation characteristics of convective systems.
The details
Researchers compiled the database by applying an object-based tracking algorithm to two separate satellite infrared datasets. They implemented a latitude-stratified, seasonally varying adjustment to ensure the data remains consistent across the entire study period.
Timeline
The database covers the period from 1985 through 2024.
Seasonal Patterns
The new MCS database extends the utility of the Global Precipitation Measurement mission by providing the historical context required to identify long-term trends in storm organization. This integration marks a shift toward unified multi-decadal analysis of extreme weather phenomena.
Researchers can utilize this database to refine predictive models for large-scale weather events. Improved storm modeling will eventually assist authorities in better preparing for the impacts of organized convection on regional infrastructure.
The takeaway
This database serves as a vital tool for scientists to decode historical weather patterns and improve future forecasting capabilities. By standardizing 40 years of satellite information, the project establishes a new benchmark for understanding global storm dynamics.
Further reading
For more on the latest atmospheric research, visit the Current Conditions section.
More information
Access the complete data via the scientific research article and database link.
Source note: This article includes information reported by Nature.
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