Tornadoes bring massive winds, creating mass destruction to many areas across countries every year.
1) Have a tornado emergency plan: safe shelter, emergency kit that has batteries, battery operated torchlights, medication, water and non-perishable food like biscuits.'
2)Stay aware of weather conditions: Stay tuned to local radio, TV stations or to NOAA weather radio on updates of the weather outside
3)Know where to shelter and where NOT TO SHELTER during a tornado:
Avoid mobile home
Avoid windows
Head to the basement or the lowest floor room without windows
Hide under something sturdy like a heavy table
Source: CDC.gov