If a building's been struck -- the lightning rods have probably not served their purpose! They are designed to discharge the electrical build-up, and prevent a strike. read more
Without a lightning protection system the lightning commonly penetrates the roof or skin of a building where in a concrete or steel building the lightning will flow through the structural members of the building to ground with the only damage being where the roof of skin in penetrated. read more
Frequently asked questions, photos and videos on lightning strikes to Chicago's tallest buildings. Lightning and Trees The effects of lightning strikes to trees. Flashovers and Strikes to Power Lines A commonly seen, but frequently misidentified phenomenon observed when lightning strikes an energized power line. read more
Power Surges: When lightning strikes a house, the electricity often surges through a home’s wiring or plumbing system, searching for the quickest possible route to the ground. Make sure to unplug any electronics (especially valuable ones like TVs or computers), or they could be destroyed. read more