Water Blast.

You hurl a sphere of ice . Make a ranged spell attack against the target. On a hit, the target takes 1d10 water damage. An person or object hit with this spell is drenched. Attacks made by target that have an attribute of fire have an increased difficulty of +2 to pass.  

This spell's damage increases by 1d10 when you reach 5th level (2d10), 11th level (3d10), and 17th level (4d10).