Drowned in the south by a clever bird.
The Skyshard is located inside Crow's Wood, a public dungeon on the shore east of Davon's Watch.
When you get to the tunnels near the beach, locate a strange chest and use it to teleport into the dungeon.
The go west and south to find the Skyshard
The Skyshard is located on the edge of the map.
See screenshots and map below for help finding this skyshard's location.