Looking at the latest map from Cicada Safari app data, it appears that cicadas from Brood V are emerging 4 years late. 4 year Stragglers! 21-year-old cicadas! Look around Akron, Ohio, eastern Ohio, western Pennsylvania, northern West Virginia.
For historical purposes, Here’s C. L. Marlatt’s map from 1914:
Marlatt, C.L.. 1914. The periodical cicada in 1914. United States. Bureau of Entomology