Storm Call

Storm CallSpell, AoE, Duration, Lightning
Radius: 20
Mana Cost: (6-16)
Cast Time: 0.50 sec
Critical Strike Chance: 6.00%Requires Level 12Sets a marker at a location. After a short duration, lightning strikes the marker, dealing damage around it. When this happens, it will also set off the lightning at any other markers you've cast.Per 1% Quality:12340.5% increased Area of Effect2% increased Area of Effect
2% reduced Cast Speed0.5% reduced Skill Effect Duration0.25% chance for Lightning to Strike the Marker when CastDeals (16-408) to (31-758) Lightning Damage
Base duration is 1.5 seconds
(10-29)% increased Effect of Lightning Ailments
+(0-6) to radiusPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket.Acquisition
Level: 12Purchase Costs

Normal

1x Orb of Transmutation

Sell Price
1x Scroll FragmentMiscellaneous
Item class: Active Skill Gems
Metadata ID: Metadata/Items/Gems/SkillGemStormCall

For the Vaal-themed counterpart, see Vaal Storm Call.

Storm Call is a spell that sets a marker at a location, and after a short duration, the location, as well as the other marks you've placed, are struck with AoE lightning.

Gem level progression

Level			Mana Cost	Lightning Damage	Shock Effect	Radius	Exp.	Total Exp.
1	12	33	6	16 to 31	N/A	N/A	0	0
2	15	39	6	21 to 38	N/A	N/A	15,249	15,249
3	19	48	7	27 to 51	N/A	+1	41,517	56,766
4	23	56	8	36 to 66	N/A	+1	81,983	138,749
5	27	64	9	46 to 85	N/A	+1	147,968	286,717
6	31	73	9	58 to 107	N/A	+2	250,557	537,274
7	35	81	10	72 to 134	N/A	+2	405,086	942,360
8	38	88	11	85 to 158	N/A	+2	447,718	1,390,078
9	41	94	11	100 to 186	N/A	+3	615,318	2,005,396
10	44	100	12	117 to 217	N/A	+3	834,639	2,840,035
11	47	106	12	136 to 253	N/A	+3	1,570,760	4,410,795
12	50	113	13	158 to 294	N/A	+4	1,633,987	6,044,782
13	53	119	13	183 to 341	N/A	+4	2,151,030	8,195,812
14	56	125	14	212 to 394	N/A	+4	2,812,189	11,008,001
15	59	132	14	245 to 455	N/A	+5	5,099,360	16,107,361
16	62	138	15	282 to 524	N/A	+5	9,400,731	25,508,092
17	64	142	15	310 to 575	N/A	+5	15,273,366	40,781,458
18	66	146	16	340 to 631	N/A	+6	26,286,582	67,068,040
19	68	151	16	372 to 692	N/A	+6	62,890,590	129,958,630
20	70	155	16	408 to 758	N/A	+6	212,046,017	342,004,647
21	72	159	17	447 to 830	N/A	+7	N/A	N/A
22	74	N/A	17	489 to 908	N/A	+7	N/A	N/A
23	76	N/A	18	535 to 993	N/A	+7	N/A	N/A
24	78	N/A	18	584 to 1085	N/A	+8	N/A	N/A
25	80	N/A	18	638 to 1186	N/A	+8	N/A	N/A
26	82	N/A	19	697 to 1295	N/A	+8	N/A	N/A
27	84	N/A	19	761 to 1413	N/A	+9	N/A	N/A
28	86	N/A	19	830 to 1541	N/A	+9	N/A	N/A
29	88	N/A	20	905 to 1681	N/A	+9	N/A	N/A
30	90	N/A	20	986 to 1832	N/A	+10	N/A	N/A
31	91	N/A	20	1030 to 1912	N/A	+10	N/A	N/A
32	92	N/A	20	1075 to 1996	N/A	+10	N/A	N/A
33	93	N/A	21	1122 to 2083	N/A	+10	N/A	N/A
34	94	N/A	21	1171 to 2174	N/A	+10	N/A	N/A
35	95	N/A	21	1221 to 2268	N/A	+10	N/A	N/A
36	96	N/A	21	1274 to 2367	N/A	+11	N/A	N/A
37	97	N/A	21	1330 to 2469	N/A	+11	N/A	N/A
38	98	N/A	22	1387 to 2576	N/A	+11	N/A	N/A
39	99	N/A	22	1447 to 2687	N/A	+11	N/A	N/A
40	100	N/A	22	1509 to 2802	N/A	+11	N/A	N/A

Item acquisition

Upgrade paths

This item can be acquired through the following upgrade paths or vendor recipes:

Amount	Ingredient	General Notes	Type
6	The FoxThe Fox6Level 20 Gem"Masters of wit, strength and cunning. To survive the harsh winters, you must be like the fox." - Ezomyte Proverb	random level 20 gem	Automatic
13	The CataclysmThe Cataclysm13Level 21 Spell Gem CorruptedThe mighty warriors traded in blows, the nimble archers in arrows, yet it was the brazen thaumaturgists who would bring catastrophe to all.	random corrupted level 21 Spell gem	Automatic
3	Gemcutter's PromiseGemcutter's Promise3Superior Gem Quality: +20%"I swore to use my position to help the people. What good is power when it just accumulates on the already-powerful?" - Erasmus, Imperial Gemcutter	random superior gem (Q20)	Automatic

Related helmet enchantments

The following helmet enchantments affect Storm Call.

Name		Stats	Spawn Weighting
Enchantment Storm Call Damage 1	66	25% increased Storm Call Damage	helmet 100 default 0
Enchantment Storm Call Damage 2	75	40% increased Storm Call Damage	helmet 100 default 0
Enchantment Storm Call Duration 1	66	20% reduced Storm Call Duration	helmet 100 default 0
Enchantment Storm Call Duration 2	75	30% reduced Storm Call Duration	helmet 100 default 0
Enchantment Storm Call Area Of Effect 1	66	16% increased Storm Call Area of Effect	helmet 100 default 0
Enchantment Storm Call Area Of Effect 2	75	24% increased Storm Call Area of Effect	helmet 100 default 0

Alternate skill effects

Storm Call has the following alternate skill effects:

Item	Effect(s)
Arcane Storm Call EffectArcane Storm Call EffectSkill Gem EffectYour Storm Call becomes an arcane effect.	Your Storm Call becomes an arcane effect.
Demonic Storm Call EffectDemonic Storm Call EffectSkill Gem EffectYour Storm Call becomes a demonic effect.	Your Storm Call becomes a demonic effect.
Divine Storm Call EffectDivine Storm Call EffectSkill Gem EffectYour Storm Call becomes a divine effect.	Your Storm Call becomes a divine effect.
Harbinger Storm Call EffectHarbinger Storm Call EffectSkill Gem EffectYour Storm Call becomes a blue harbinger effect.	Your Storm Call becomes a blue harbinger effect.
Tribal Storm Call EffectTribal Storm Call EffectSkill Gem EffectYour Storm Call becomes charged orange lightning around a tribal fetish.	Your Storm Call becomes charged orange lightning around a tribal fetish.

Version history

Version	Changes
3.6.0	Mana Cost at gem level 20 is now 16 (was 19). Now deals 16 to 31 Lightning damage at gem level 1 (from 13 to 24) and 408 to 758 Lightning damage at gem level 20 (from 341 to 633). Now has an added damage effectiveness of 100% (from 80%).
3.0.0	Storm Call now has 10% increased Shock Effect at gem level 1, gaining 1% per gem level.
2.6.0	Storm Call gains 1 additional unit of radius every 3 levels. No longer gain increased area of effect radius.
2.4.0	Labyrinth Item Enchantments for Storm Call Duration have been weakened. In Merciless, the duration is 20% lower (rather than 30%). In the Endgame Labyrinth, the duration is 30% lower (rather than 45%). Nearly-instant Storm Calls were a problem. It has its delay for a reason. There are still legacy versions of this Enchantment.
2.1.0	Damage has been increased by around 20% at all levels. Radius has been increased by 25%
2.0.0	Area of effect increased by 14% (from 14 to 16). Mana costs increased at higher levels. Critical Strike Chance increased from 5% to 6%. The Damage range has been Tightened. The Damage has been increased by approximately 22% at gem level 20. Now grants 0.5% increased area of effect per 1% quality (was 4% per 1% quality.)
1.1.0	Increased the damage of the following skills at low levels: SparkSparkSpell, Projectile, Duration, Lightning Mana Cost: (5-21) Cast Time: 0.65 sec Critical Strike Chance: 6.00% Projectile Speed: 560Launches unpredictable sparks that move randomly until they hit an enemy or expire.Per 1% Quality:12341% increased Projectile SpeedProjectiles Pierce 0.1 additional TargetsFires 0.1 additional Projectiles2% of Lightning Damage Converted to Chaos DamageDeals (1-63) to (20-1198) Lightning Damage Base duration is 2 seconds Fires (4-6) additional Projectiles (0-19)% increased Projectile SpeedPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket., Cold SnapCold SnapSpell, AoE, Cold, Duration Radius: 16 Mana Cost: (11-28) Can Store 1 Use(s) Cooldown Time: 3.00 sec Cast Time: 0.85 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 140%Requires Level 16Creates a sudden burst of cold in a targeted area, damaging enemies. This also creates an expanding area which is filled with chilled ground, and deals cold damage over time to enemies. Enemies that die while in the area have a chance to grant Frenzy Charges. The cooldown can be bypassed by expending a Frenzy Charge.Per 1% Quality:1230.5% increased Area of Effect1% increased Effect of Chill2% increased Damage with Hits and AilmentsDeals (32-666) to (47-999) Cold Damage Base duration is 5 seconds Deals (26.3-1193.2) Base Cold Damage per second 25% chance to gain a Frenzy Charge when an Enemy Dies while in this Skill's Area Modifiers to Spell Damage apply to this Skill's Damage Over Time effect (0-19)% increased Effect of ChillPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket., Ice SpearIce SpearSpell, Projectile, Cold Mana Cost: (8-23) Soul Gain Prevention: 0.002 sec Cast Time: 0.70 sec Critical Strike Chance: 7.00% Effectiveness of Added Damage: 80% Projectile Speed: 1000Requires Level 12Launches shards of ice in rapid succession. After travelling a short distance they change to a second form, which moves much faster and pierces through enemies.Per 1% Quality:12342% increased Projectile SpeedProjectiles Pierce 0.1 additional Targets1% increased Cold DamageTravels 1% reduced distance before changing formsDeals (22-383) to (33-575) Cold Damage Second form has 600% increased Critical Strike Chance Second form has 300% more Projectile Speed Second form has +(30-49)% to Critical Strike Multiplier Fires an additional ProjectilePlace into an item socket of the right colour to gain this skill. Right click to remove from a socket. and to a lesser extent, Freezing PulseFreezing PulseSpell, Projectile, Cold Mana Cost: (5-21) Cast Time: 0.65 sec Critical Strike Chance: 6.00% Effectiveness of Added Damage: 200% Projectile Speed: 1800An icy projectile which has a chance to freeze enemies it passes through. The projectile fades quickly, reducing damage and freezing chance until it dissipates.Per 1% Quality:1232% increased Projectile SpeedProjectiles gain Damage over time, dealing up to 3% more Damage by the time they dissipate Deals 99% of DamageCannot Pierce EnemiesDeals (8-888) to (12-1332) Cold Damage Projectiles Pierce all Targets Projectiles lose Damage over time, dealing up to 50% less Damage by the time they dissipate Projectiles have 25% chance to Freeze, which is lost over the first quarter of their flight (0-19)% increased Projectile SpeedPlace into an item socket of the right colour to gain this skill. Right click to remove from a socket. and Storm Call.
1.0.4	Added new cosmetic microtransaction: Tribal Storm Call The Storm Call skill has been added for the Witch in Descent Champions.
1.0.2b	Fixed a bug where Storm Call would not work with trigger support gems.
1.0.2	Storm Call has been added to the game.