Answer:
What doesn't get any wetter, no matter how much rain falls on it?
What covers its face with its hands, speaks no language, yet most known what it's saying?
It is destruction made out of thin air, You hear it howl and give a prayer, Through barns and houses it will tear. It is a deadly funnel, Of violent and twisting air.
Always old, sometimes new. Never sad, sometimes blue. Never empty, sometimes full. Never pushes, always pulls.
Has no feet, but travels far. Is literate, but not a scholar. Has no mouth, yet clearly speaks.
I never sleep yet sometimes I weep. I can get angry or just be happy. Wherever you go, I will follow. No matter what you do, I will be there. I cannot die. What am I?