Geographical Information System Graphical Database of Tornados 1950-2006

Added By Infochimps
This data from the National Weather Service provides Geographic Information System (GIS) graphical representations of tornados, large hail events, and damaging wind reports in the Continental United States for the period 1950 through 2006. The data provided are in .zip files that are generally around 50 MB. Although available to all, the data provided may be of particular value to weather professionals and students of meteorological sciences. An instructional manual is provided on how to build and develop a basic severe weather report GIS database in ArcGis and is located at the technical documentation site contained in this metadata catalog.

Additional facts from

Dataset Summary

  • Date Released: 1950
  • Date Updated: 2006
  • Time Period: 1950-2006
  • Data Category Type: Raw Data Catalog
  • Frequency: Annual
  • Specialized Data Category Designation: Geospatial

Contributing Agency Information

Miscellaneous Facts

  • FGDC Compliance (Geospatial Only): Yes


Public Domain (Government Work)

This dataset was prepared by the government and is therefore in the public domain. There are no restrictions upon its use.