you can go to a certain place where there is n windows or just have small holes on its wall...
It is usually called a tornado shelter. It may be called a storm cellar if it is underground.
Tornado shelter is the term used. If the shelter is underground then the term storm cellar may also apply.
The safest place in a tornado is a basement or underground storm shelter. If no underground shelter is available the best shelter is a central room away from windows on the lowest story of a house.
In a tornado it is best to get as low as possibly in order to protect yourself from the wind and debris. Having a few feet of earth between you and the tornado provides quite a bit of protection.
Underground shelter.
The safest place during a tornado is in a basement or similar underground shelter.
The term most likely refers to a storm cellar or underground storm shelter. This is a small underground room designed for people to take cover from a tornado.
The best place to be in a tornado is in an underground shelter, preferably one not directly beneath a building.
If you mean for safety the best thing to to is go to the basement or underground storm shelter if you have one. If you can't get to underground shelter get to the lowest floor and find a room or closet in the center of the building. A bathroom often provides good shelter. If possible cover yourself with something such as a mattress to shield from debris. Stay away from windows.
The safest thing to do is to go to an underground shelter such as a basement or cellar.
The precautions to take for a derecho are similar to those for a tornado. Stay indoors and seek shelter underground or in a windowless room. Trailer homes should probably be abandoned for sturdier shelter.
Leave the mobile home for a sturdy building or an underground shelter.