Lightning Safety Rating
In order of descending safety where 10 is the best
Lightning Certified Safe Shelter, Rating = (10)
Lightning Protected Building, Rating = (9)
Large enclosed substantially constructed building (the center of a low level interior room is better). Rating = (7)
An enclosed metal car, bus, airplane, train or tractor, Rating = (3)
The safety crouch position rating = (1/2)
Rating from the 45th weather squadron for the Air Force
Mr. William P. Roeder, Chief Staff Meteorologist