[Having more or less nothing to do means that he knows where she means, generally--he's not spent much time in the library itself, but he's been around there to drag Remus out, so he's seen these rooms. She's not looking at him, but he smiles faintly anyway; she's not looking, but he raises a hand to rub at his mouth to try to disguise that, a self-conscious gesture.]

Oh, yeah, no. We'll save the blizzards for later. Wouldn't want to be overwhelming--just a little snowstorm for now.

Ten minutes. All right?