Cicada Emergence 2024 Map Pdf Download. Cicadas typically emerge as the ground begins to warm in the spring and early summer. Experts have said two periodical cicada broods, which haven't emerged simultaneously in more than 220 years, will rise from the ground in parts of the u.s.

For the chicago area, brood xiii will be most seen in parts of northern illinois and. Usda forest service map showing cicada brood emergence april to may 2024 in the eastern united states.