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Welcome to the Extreme Weather Sourcebook
Economic & Other Societal Impacts Related to Hurricanes, Floods, Tornadoes, Lightning, & Other Weather Phenomena

The Extreme Weather Sourcebook is a database maintained by the Societal Impacts Program (SIP) at NCAR of statistics on extreme weather events. The Sourcebook is intended as a resource for researchers, policy makers, the media, and the general public, among other users. It contains monetary damage data on hurricanes, tornadoes, and floods, as well as composite data for all three weather events, adjusted for both inflation and inflation and wealth. The Sourcebook also contains data on lightning casualties, fatalities and injuries and similar data for other extreme weather events, such as hail, winter storms, wind storms, and heavy rainfall. Hurricane, tornado, flood, and composite data was last updated August 2011.

Click here to view hurricane data updated to $2009.
Click here to view tornado data updated to $2009.
Click here to view flood data updated to $2009.
Click here to view composite hurricane, tornado and flood data updated to $2009.

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