Whirlwind: Drop sources, locations, and probabilities

Tips

Here is the mission where you can get Whirlwind in Warframe:

• Lua/Pavlov : It's a Spy mission (level 25-30). The item is dropped on rotation C (2.01%).

Missions with a Chance to Get Whirlwind as a Reward

Warframe Rotations Explained

• Spy: One rotation level gained per vault unlocked.
  First vault is rotation A, two vaults is rotation B, all three vaults unlocked is rotation C.

Mobs Dropping Whirlwind