Tornado adjectives are listed in this post. Each word below can often be found in front of the noun tornado in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing TORNADO.
fearful, fierce
perfect, small
terrible, violent
wild
Hope this word list had the adjective used with tornado you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.
angry
Destructive
Disastrous, destructive
destructive, dangerous
wild
Dangerous
scary
Disastrous
Fierce