C
Duration
Up to 1 minute
A churning storm cloud forms for the duration, centered on a point within range and spreading to a 300 ft radius.
Each creature under the cloud must succeed on a Con save or take 2d6 Thunder dmg and be Deafened for the duration. At the start of each of your later turns, different effect occur each turn for creatures under the storm...
Turn 2. Acidic rain falls. Each creature and object takes 4d6 Acid dmg.
Turn 3. You call 6 lightning bolts to strike 6 different creatures or objects. Each target makes a Dex save. Fail: take 10d6 Lightning dmg. Success: 1/2 dmg.
Turn 4. Hailstones rain down. Each creature takes 2d6 Bludgeoning dmg.
Turns 5–10. Wind gusts and freezing rain. Each creature takes 1d6 Cold dmg. Until the spell ends, the area is Difficult Terrain and Heavily Obscured, ranged attacks with weapons are impossible.
See the PHB for a full description.
Verbal Component:
Sie Tempesta Vindicta