Thunderstorm

ThunderstormSpell, AoE, Sustained, Lightning, Duration, Storm
Tier: 5
Level: (1-20)
Cost: (12-129) Mana
Cast Time: 0.90 sec
Critical Strike Chance: 9.00%Conjure a thunderstorm which causes lightning strikes and torrential rain in an area. Enemies in the area are Drenched, causing them to become Shocked or Frozen more easily. Plants in the area become Overgrown.Deals (1-5) to (5-179) Lightning Damage
Storm radius is 2.3 metres
Impact radius is 0.8 metres
Storm duration is 12 seconds
Hits one target every 0.35 seconds
Can Hit each enemy only once every 0.5 seconds
Cannot Drench enemies above level (20-0)
Drenched enemies receive 25% more Freeze buildup
Drenched enemies have 50% more chance to be Shocked
Drenched lingers for 2 second duration
Limit 1 Thunderstorm

Additional Effects From 1-20% Quality:
Drenched enemies have (0.5-10)% more chance to be Shocked
Drenched enemies receive (0.25-5)% more Freeze buildupSkills can be managed in the Skills Panel.

Acquisition
Drop restricted
It can be obtained by engraving an Uncut Skill Gem.Metadata
Item class: Skill Gem
Metadata ID: Metadata/Items/Gems/SkillGemThunderstorm

Thunderstorm is a ? skill.

Gem level progression

Level				Mana Cost
1	0	0	0	12
2	3	0	0	14
3	6	9	9	17
4	10	13	13	20
5	14	17	17	23
6	18	20	20	26
7	22	24	24	30
8	26	28	28	34
9	31	32	32	39
10	36	37	37	44
11	41	41	41	49
12	46	46	46	55
13	52	51	51	62
14	58	57	57	69
15	64	62	62	77
16	66	64	64	86
17	72	70	70	95
18	78	75	75	105
19	84	80	80	117
20	90	86	86	129

Recommended support gems

The following support gems are recommendations by GGG as listed in-game, and do not necessarily reflect optimal combinations or the views of the wiki.

Gem tier	Support gems
I	Coursing CurrentCoursing CurrentSupport, Spell, Projectile, Trigger, Lightning, Chaining Category: Coursing Current Tier: 1Support Requirements: +5 IntSupports Skills which Hit enemies. Shocking an enemy with Supported Skills Triggers Coursing Current, which sends Chaining Lightning Projectiles to nearby Drenched enemies.Trigger Coursing Current when a Hit from Supported Skills ShocksPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Magnified Area IMagnified Area ISupport, AoE Category: Increased Area of Effect Tier: 1 Cost & Reservation Multiplier: 130%Support Requirements: +5 IntSupports any skill with an area of effect, making it larger.Supported Skills have 35% increased Area of EffectPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Prolonged Duration IProlonged Duration ISupport, Duration Category: Prolonged Duration Tier: 1 Cost & Reservation Multiplier: 120%Support Requirements: +5 StrSupports any skill that has a duration, making that duration longer.Supported Skills have 30% more Skill Effect DurationPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
II	Lightning PenetrationLightning PenetrationSupport, Lightning Category: Lightning Penetration Tier: 2 Cost & Reservation Multiplier: 120%Support Requirements: +5 DexSupports any skill that Hits enemies, making those Hits Penetrate enemy Lightning resistance.Supported Skills Penetrate 30% Lightning ResistancePlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Living Lightning ILiving Lightning ISupport, Minion, Trigger, Lightning, Duration Category: Living Lightning Tier: 2Support Requirements: +5 IntSupports Skills which cause Damaging Hits. Living Lightning Minions are created when dealing Lightning damage with Supported Skills - bundles of living electricity that target nearby enemies with Chaining Attacks. Enemies will not directly engage these Minions, and can pass through them. Does not modify skills used by Minions.Trigger Living Lightning on dealing Lightning Damage with Supported Skill Living Lightning Cooldown Time: (0.20 s (5 Times)) This Skill is Triggered on dealing Lightning Damage with Supported Skill Creates 1 Minion Level of Minions is based on Level of Triggering Skill Minion duration is 30 seconds Limit 5 Minions Minions convert 100% of Physical damage to Lightning damage Minions Attack every 0.14 seconds Minions disperse after 3 AttacksPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Shock Conduction IShock Conduction ISupport, AoE, Lightning Category: Shock Conduction Tier: 2 Cost & Reservation Multiplier: 120%Support Requirements: +5 IntSupports any skill that Hits enemies, giving it a chance to also Shock nearby enemies when you Shock an enemy.Shocking Hits from supported Skills have a 50% chance to also Shock enemies in a 2.5 metre radiusPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
III	Elemental DischargeElemental DischargeSupport, Spell, AoE, Trigger, Lightning, Cold, Fire, Payoff Category: Elemental Discharge Tier: 3Support Requirements: +5 IntSupports any Spell that Hits enemies, causing it to consume Elemental Ailments on hit to trigger an Elemental Discharge. Cannot support the skills of Minions.Support Supported Skills Cannot inflict Freeze, Shock or Ignite Supported Skills Consume Freeze, Shock and Ignite on hit to trigger Elemental Discharge Elemental Discharge Cooldown Time: 1.00s Cast Time: 1.00s Critical Hit Chance: 10.00% Consuming Freeze deals 80% to 120% of your Intelligence as Cold Damage Consuming Ignite deals 40% to 60% of your Intelligence as Fire Damage Consuming Shock deals 1% to 120% of your Intelligence as Lightning Damage Discharge radius is 2 metresPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Magnified Area IIMagnified Area IISupport, AoE Category: Increased Area of Effect Tier: 3 Cost & Reservation Multiplier: 130%Support Requirements: +5 IntSupports any skill with an area of effect, making it larger.Supported Skills have 45% increased Area of EffectPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Prolonged Duration IIProlonged Duration IISupport, Duration Category: Prolonged Duration Tier: 3 Cost & Reservation Multiplier: 120%Support Requirements: +5 StrSupports any skill that has a duration, making that duration longer.Supported Skills have 35% more Skill Effect DurationPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
IV	Advancing StormAdvancing StormSupport, Spell, Storm Category: Advancing Storm Tier: 4Support Requirements: +5 IntSupports Spells which create Storms, causing them to originate from the player and move towards the target location. Cannot Support Triggered Skills.Supported Skills originate from the player and move towards the target locationPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Lightning ExposureLightning ExposureSupport, Lightning, Duration Category: Lightning Exposure Tier: 4 Cost & Reservation Multiplier: 120%Support Requirements: +5 DexSupports any skill that Hits enemies, causing it to inflict Exposure when inflicting Shock.Supported Skills inflict Exposure for 8 seconds on Shocking a targetPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Living Lightning IILiving Lightning IISupport, Minion, Trigger, Lightning, Duration Category: Living Lightning Tier: 4Support Requirements: +5 IntSupports Skills which cause Damaging Hits. Living Lightning Minions are created when dealing Lightning damage with Supported Skills - bundles of living electricity that target nearby enemies with Chaining Attacks. Enemies will not directly engage these Minions, and can pass through them. Does not modify skills used by Minions.Trigger Living Lightning on dealing Lightning Damage with Supported Skill Living Lightning Cooldown Time: (0.20 s (5 Times)) Minions from this skill have 1% increased Attack Speed per 10 of your Dexterity Minions from this skill have 1% increased Damage per 5 of your Strength This Skill is Triggered on dealing Lightning Damage with Supported Skill Creates 1 Minion Level of Minions is based on Level of Triggering Skill Minion duration is 30 seconds Limit 8 Minions Minions convert 100% of Physical damage to Lightning damage Minions Attack every 0.14 seconds Minions disperse after 3 AttacksPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.
V	ExpandExpandSupport, Spell, AoE Category: Seal, Increased Area of Effect Tier: 5 Cost & Reservation Multiplier: 120%Support Requirements: +5 IntSupports Spells you cast yourself, increasing their area of effect when cast. Cannot support Channelling Skills or Skills with a Cooldown.Supported Spells gain a Seal every 200% of cast time, to a maximum of 3 Seals Supported Spells are Unsealed when cast, and their area of effect is increased for each Seal lost Supported Skills have 30% increased area of effect for each Seal lostPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Lightning MasteryLightning MasterySupport, Lightning Category: Mastery Tier: 5Support Requirements: +5 IntSupports Lightning skills, granting them an additional level. Does not support skills which do not have levels.+1 to Level of Supported Lightning SkillsPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.	Shock Conduction IIShock Conduction IISupport, AoE, Lightning Category: Shock Conduction Tier: 5 Cost & Reservation Multiplier: 120%Support Requirements: +5 IntSupports any skill that Hits enemies, giving it a chance to also Shock nearby enemies when you Shock an enemy. Always Shocks enemies which are Drenched.Hits from Supported Skills always Shock Drenched targets Shocking Hits from supported Skills have a 50% chance to also Shock enemies in a 2.5 metre radiusPlace into a Skill's Support Gem socket in the Skills Panel to apply its effects to that Skill. You cannot have multiple Support Gems of the same Category socketed within one Skill.

Item acquisition

Thunderstorm has restrictions on where or how it can drop.

It can be obtained by engraving an Uncut Skill Gem.

Alternate skill effects

Thunderstorm has the following alternate skill effects:

Item	Description

Version history

Version	Changes
0.4.0	Introduced to the game.