Belinda watched while the other girl began to look in corners. How common. At the question, she supposed she ought to do something, though. Pulling out her wand, she pronounced "Finite Incantatem."
A moment's pause revealed that the rain was still falling - it hadn't worked.
Hesitant to do anything that wasn't seemly, Belinda stood and thought. What other options did she have? Accio the cause of the rain? That would likely make her even more wet than she already was, and she could do without that. Further thoughts came up equally dry.