Tornado Index # 19570520.31.22

 
 
 

Source Information

Data Source
 
http://www.spc.noaa.gov/wcm/#data
 
Corresponding Lines From SPC Historical Archive    How do I read this?
 
367,1957,05,20,1957-05-20,16:00:00,3,NE,31,22,2,0,0,5.0,0.0,40.07,-97.5,40.7,-96.33,75.3,10,1,1,1,169,95,151,109,0