Primordial Storm

In the Enhancement Shaman talent tree, Primordial Storm sits in the Enhancement specialization talents, row 10 of 11. It is a single-point node. Its row opens once 20 points are spent in Enhancement Talents.

Connected above

The tree draws a line into Primordial Storm from Surging Elements.

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  Surging Elements

  Casting Sundering grants you 15% Haste for 12 sec, and generates 5 stacks of Maelstrom Weapon.

Same row

Also on this row: Thunder Capacitor, Deeply Rooted Elements or Ascendance and Thorim's Invocation.

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  Thunder Capacitor

  Lightning Bolt and Chain Lightning deal 20% increased damage and have a 20% chance to refund the Maelstrom Weapon spent.

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  Deeply Rooted Elements

  Immediately heals for (1287.7% of Spell Power) split between allies and transforms into a Water Ascendant for 15 sec. While ascended, Chain Heal jumps to 3 additional allies with 10% healing reduced for all jumps, Healing Wave always critical heals and heals 1 additional allies at 50% effectiveness, and the mana cost of Chain Heal and Healing Wave is reduced by 25%.]?a137040[ Transform into a Flame Ascendant for 15 sec, instantly casting a Flame Shock and a 50% effectiveness Lava Burst at up to 6 nearby enemies. While ascended, Elemental Overload damage is increased by 30% and spells affected by your Mastery: Elemental Overload cause 1 additional Elemental Overloads.][

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  Ascendance
• 
  Thorim's Invocation

  Doom Winds and Deeply Rooted Elements last 2 sec longer, and the cooldown of Ascendance is reduced by 60 sec. During Doom Winds or Ascendance, Stormstrike and Crash Lightning consume up to 10 Maelstrom Weapon to discharge a Lightning Bolt or Chain Lightning at 100% effectiveness at your enemy, whichever you most recently used.