The idea came from the belief that opening windows would “equalize pressure” between the inside and outside of a house, preventing the roof or walls from exploding outward due to the tornado’s low-pressure core.
The primary cause of home destruction during a tornado is high wind speeds and flying debris, not air pressure. Opening a window allows these violent winds to enter your home directly, where they can lift roofs from the inside and cause walls to collapse. should you open a window during a tornado
Open windows allow heavy rain and mud to enter your home, leading to significant interior water damage even if the tornado does not make a direct hit. The "Exploding House" Myth The idea came from the belief that opening
: If a tornado is strong enough to cause a significant pressure drop, it will likely blast the windows open or break them with debris anyway. What You Should Do Instead Open windows allow heavy rain and mud to
Tornadoes move quickly. Every second you spend opening windows is time you are not in a safe room or storm shelter.