A lot of good information about the migration of woodcock can be found here. They band birds and put geo-trackers on them as well. As the migration progresses you can look in your area for hits that give you an idea if they are in your area yet.

https://www.woodcockmigration.org/migration.html

[Linked Image from live.staticflickr.com]

"Somehow, the sound of a shotgun tends to cheer one up" -- Robert Ruark