Where to Find and Catch Wynaut
From Pokemon Go Wiki
Wynaut are found and captured in Nest and Habitat locations.
Nests
Wynaut Nests are locations that consistently spawn Wynaut.
Habitats
Wynaut Habitats are spawn locations where Wynaut is likely to be encountered, but not guaranteed the way a Nest is.
Additional Tips and Information
Best Nests
If you know a really good nest or any of the nests above is really good, list them here: