Double Cicada Brood 2024 Ohio. Brood xiii cicadas appear in the midwest, mostly centered in illinois but also stretching into wisconsin,. The two cicada broods were projected to emerge in a combined 17 states across the south and.
Maps of two cicada broods, reunited after 221 years. This year, two broods of flying cicadas have appeared at the same time, and it is the first time they have emerged simultaneously since 1803.