Cicada 2024 Illinois. The great cicada invasion of 2024 in illinois is almost here, and bug experts have created maps of the attack. Nearly every story on my news feed references this historic event about to occur in illinois.

A rare and likely massive emergence of two different broods of cicadas is expected in 2024 and while illinois is in a unique position to see it all unfold, where can. This year (2024) is a big year for periodical cicadas in illinois, where broods xiii and xix will be emerging throughout much of the state at the same time.