Aeromancy
Aeromancy (Greek aer, air) is divination by atmospheric phenomena — winds, clouds, lightning, comets, atmospheric apparitions. One of the most ancient mantic practices, documented in Mesopotamia, ancient Greece and Roman culture (augurs interpreted the flight of birds, a variant).
Subcategories
- Anemomancy — by winds.
- Brontomancy — by thunder.
- Nephomancy — by clouds.