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            This is a file from the  Wikimedia Commons. Information from its  description page there is shown below.  Commons is a freely licensed media file repository.  You can help. 
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           | Description | 
            Probabilistic maps issued by the  en:Storm Prediction Centre during the heart of the  en:April 6-8, 2006 Tornado Outbreak. | 
          
          
           | Date | 
           April 7, 2006; uploaded August 31, 2006 | 
          
          
           | Source | 
            SPC archives. Originally uploaded at  en.wikipedia; description page is/was  here. | 
          
          
           | Author | 
           Storm Prediction Centre, NWS. Original uploader was  Runningonbrains at  en.wikipedia | 
          
          
           Permission ( Reusing this file) | 
           
             PD-USGOV-DOC-NOAA; PD-USGOV-NOAA. 
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         Licensing 
        
         
          | Public domainPublic domainfalsefalse | 
         
        
        
         
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          This image is in the  public domain because it contains materials that originally came from the U.S.  National Oceanic and Atmospheric Administration, taken or made as part of an employee's official duties. 
           
            
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       File usage
       
        The following pages on Schools Wikipedia link to this image (list may be incomplete):
        
        
       
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