Tempest and storm surge. And for his devil fruit instead of just manipulating weather through clouds he could also use it to manipulate his body like smoker and katakuri to inflate or stretch his limbs for more strength or even to bind enemies.
Ship should be named as telecast. đ đ
I'm sucks at name so personally I would name my ship as Madam Sheep, because I would probably use my devil fruit to constantly coat it with cloud.. And my crew should be Cloud pirate crew. đ