St. Elmo's fire (also
St. Elmo's light is a
weather phenomenon in which luminous
plasma is created by a
coronal discharge from a
grounded object in an
electric field in the
atmosphere (such as those generated by
thunderstorms created by a
volcanic eruption)
St. Elmo's fire is named after St. Erasmus of Formiae (also called St. Elmo, the Italian name for St. Erasmus), the patron saint of sailors. The phenomenon sometimes appeared on ships at sea during thunderstorms and was regarded by sailors with religious awe for its glowing ball of light, accounting for the name
The Doors...Riders On The Storm
http://www.youtube.com/watch?v=5qRJIBtbc2c