Most newer overpasses don't even have a slope, but have a perpendicular concrete wall. The best thing to do if you are in a car when a tornado approaches is to get out of it and into a sturdy building. If you can't get to a building, get out of the car and lie down in a ditch, Krause said. Not easy to do, he admits. Well, yeah,'' he said.
Cars offer very little protection.
Think of them as small mobile homes. Another myth is that you should go to the southwest corner of your basement because most tornadoes come from the southwest. Experts say the part of the home toward the approaching tornado is the most dangerous. Studies show the south side and southwest corner of the basement are the least safe and that the north side is the safest. The best thing to do is take cover under a stairwell, heavy table or workbench.