Thunder III

Thunder III Icon.pngThunder III
Action

Deals lightning damage with a potency of 50.
Additional Effect: Lightning damage over time
Potency: 35
Duration: 30s
Additional Effect: 10% chance after each tick that the next Thunder spell of any grade will add its full damage over time amount to its initial damage, have no cast time, and cost no MP
Duration: 40s
Only one Thunder spell-induced damage over time effect per caster can be inflicted upon a single target.

Enhanced by:
  • Thundercloud (Trait): Grants a 10% chance that after each damage over time tick inflicted by Thunder or Thunder III (3% for Thunder II or Thunder IV), the next Thunder spell you cast will add its full damage over time amount to its initial damage, have no cast time, and cost no MP.
    Duration: 40s

Patch Changes
Edit Thunder III/Version History
Patch 6.0 Endwalker release:
  • Potency changed from 70 to 50.
  • Potency of damage over time changed from 40 to 35.
  • Duration of damage over time changed from 24s to 30s.
  • Changed increased Thunder spell effect duration from 18s to 40s.
Patch 5.0 Shadowbringers release:
  • MP cost has been set at 400 MP.
Patch 4.2
  • Duration of the Thundercloud effect has been increased from 12 to 18 seconds. (Trait: Thundercloud)
Patch 4.0 Stormblood release:
  • Now acquired at level 45 (previously level 46).
  • Now a job quest reward.
  • Action now exclusive to black mage.
  • Cast time reduced from 3.5 to 2.5 seconds.
  • The name of the damage over time is effect has been changed to "Thunder III."
  • A PvP-specific version of this action has been added to the game and can be found at Thunder III (PvP).
Patch 3.05
  • Potency has been increased from 60 to 70.
  • Damage over time potency has been increased from 35 to 40.
  • Potency when triggering Thundercloud has been increased from 340 to 390.
Patch 2.0 A Realm Reborn release:
  • Thunder III has been added to the game.

Acquired: Thaumaturge Icon 1.png Thaumaturge (Lv. 45)
Affinity: Black Mage Icon 1.png BLM
Potency: The mathematical base strength of an ability.50
Cast: The amount of time it takes from pressing an ability, to when the ability activates.2.5s
Recast: The amount of time it takes from using an ability, to being able to use it again.2.5s
Cost: The cost associated with the use of the ability.400 MP
Range: The range of an ability, measured between player and target, in yalms.25y
Radius: Single Target: Ability which targets a single target.0y


Reward from Quests (1)
Quest Level
The Voidgate Breathes Gloomy 45