Condense Storm

You call the physicality of a storm to a condensed area. you summon a 20-foot-radius sphere of thick black and grey storm clouds, centered on a point with range and lasting for the duration. No light, magical or otherwise, can illuminate the area, creatures fully within the area are blinded and creatures outside the area are unable to see within the clouds.

the storm disrupts the area within. Any creature that starts its turn in the area takes makes a dexterity check on a failed save the target takes 2d10 lightning damage and is paralyzed for 1 round. on a success the target takes half the damage and does not become paralyzed.