Call Lightning Storm

(Player's Handbook v.3.5, page 207, DnD 3.5)

Evocation[Electricity]

Level: ; Druid 5; Urban Druid 5; , Storm 6
Components:
Range: Long (400 ft. + 40 ft./level)

This spell functions like call lightning, except that each bolt deals 5d6 points of electricity damage (or 5d10 if created outdoors in a stormy area), and you may call a maximum of 15 bolts.