Call Lightning

From The Domains of Dread
School: evocation [electrical]
Circle: ancient 3rd
Spell Components: V, S
Action Time: 1 action
Range: medium
Shape: radius (small)
Targeting: all (radius)
Base Duration: instant
Saving Throw: reflex half
Spell Resistance: yes
Ritual Components: n/a
Divine Domains: air (3rd level)

Impels lightning to strike down the target area, dealing 1d6 electrical damage/level (max 8d6). If cast in an unenclosed space or in wilderness, instead deals 1d8 electrical damage/level (max 8d8). If cast in an unenclosed space or in wilderness while it is raining, instead deals 1d8 electrical damage/level (max 10d8).