A puddle beneath a downspout is easy to notice and difficult to interpret from one glance. The water may be evidence that roof runoff reached the outlet, while its location and persistence may reflect conditions at ground level. During a different Louisville storm,...

Louisville’s first frosty mornings often arrive while autumn leaves are still falling. A thin white layer may cover the roof and gutters at dawn, then disappear from sunny surfaces while lingering along a shaded eave. In other places, a heavier piece of ice may remain...

Cool Ohio Valley mornings can leave metal gutters covered with moisture even when no rain fell overnight. At other times, a damp spot below a corner or outlet appears only while the gutter carries runoff. Because both conditions involve visible water, homeowners may...