Cicada 2024 Chicago Time. Now the great dual periodical cicada emergence of 2024 — an event of a magnitude not seen since 1803 — has burst from below to join the earlier shows in the sky. This is the first time this has happened since 1803, and it won’t happen again until 2245!
Cicadas will hear the call of spring. Where billions of cicadas will emerge this spring (and over the next decade), in one map.