How to say "that's why, I knew it" in Russian?

То-то

"that's why, I knew it" is То-то in Russian.

То-то means "that's why, I knew it" in English.

Listen to the pronunciation

Word #843 of 4,000 by frequency in Russian — level A2.

Example

То-то мне показалось, что здесь что-то не так.

That's why I felt something was wrong here.