Shaman · Elemental Combat · tier 7 · from level 40 · needs 3 points in Lightning Overload
Lava Burst
+43.0 Lava Burst
1/1 · level 60 · per cast · on targets with your Flame Shock
Lava Burst
Rank 1/1
You hurl molten lava at the target, dealing 150 to 192 Fire damage. If your Flame Shock is on the target, Lava Burst deals 20% increased damage.
Averages, counting crits and misses, for a level 60 Shaman with a typical weapon and no other gear or buffs, against a target your level. Worked out from the game's own data, the same way as the Foresight addon.