Where to find Thundurus in Sword & Shield

Dynamax Adventure: Max Lair

Thundurus also appears in

How to get Thundurus in Sword & Shield

Its base catch rate is 3 out of 255 (higher is easier); the catch rate calculator works out your odds with each ball.

Thundurus in every game · Pokémon Sword & Shield interactive map (Galar)

All Sword & Shield locations