Haruka shrugs: if there's a roof over it, and it's withstanding the storm thus far, it's a safe zone. The building is large enough to make her think it'll withstand a fair bit of damage before the elements can break in - even if every now and then, near the walls, there's a shuddering, creaking sound.
Right, let's keep Sarah away from the walls. Haruka heads back to her companion, taking a seat at the nearest table. "Whatever you'd like," she offers - they'd have to set the pins by hand, but it's not like they're in any position to worry about wasting time. That's the only thing they've got plenty of.