Cicada Map 2024. In wisconsin, emergence often begins in late may with most activity occurring in the month of june. After 2024, brood xiii and brood xix cicadas won’t sync up their emergences.

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. Ecologist karolina heyduk awarded $578,000 from national science.