Type: Offensive Elemental
Class/lvl: Cleric 27, Druid 23
To Cast: cast 'call lightning' target
Target: Any Enemy
Duration: Instantaneous
Effect: (caster's level)d8 points of damage (up to 15d8)
Mana: 25-40 (+3)
Saving Throw: None

Casting 'call lightning' will summon any thunder nearby to strike as close to the enemy as possible.  This spell can only be cast when outdoors in rainy weather (there must already be heavy amounts of electricity in the atmosphere).