Items, NPCs, quests, objects and spells of patch 1.12.1, read live from the realm itself.

Windfury Talon

NPC Level Zone Chance

Windfury Harpy 7 - 8 Mulgore 80.0%

Windfury Wind Witch 8 - 9 Mulgore 80.0%
Quest Level Side

Dangers of the Windfury 8 Both

NPC	Level	Zone	Chance
Windfury Harpy	7 - 8	Mulgore	80.0%
Windfury Wind Witch	8 - 9	Mulgore	80.0%