Thunderstorm

You call apon the power of a storm itself. A gigantic cloud appears 1 mile above you. Creating a storm of rain, Hain and lightning with a 1000ft radius. The storm has a pool of 150d6, as an action, you can cause a lightning strike to come down and hit a create within range. That creature must make a dexterity saving throw or take up to 30d6 lightning damage on a failed save and each creature within 20 ft of that creature must make a constitution saving throw or take 8d8 thunder damage. If the creature succeeds the dexterity saving throw they just take half the lightning damage but still make the constitution saving throw or take the damage. Once you have used up all of the pool the spell ends. However the spell ends, the storm stays for one hour.