Schwertner Forensic Weather & Hail Impact Report

Look, I’ve been replacing roofs out here for over twenty years, and Schwertner sits right in that sweet spot where the Hill Country meets the open prairie, which is exactly why your shingles take such a beating. We get these supercell storms that roll in from the southwest, usually right around March through May, and then again in the fall. The geography here is the problem—all those rolling hills and limestone ridges act like a ramp, forcing the warm, humid air straight up into the colder jet stream. That’s a recipe for violent updrafts, and those updrafts are what keep hailstones bouncing around in the clouds until they get to be the size of golf balls or even baseballs. It’s not just the size, either; the wind that comes with these cells can gust to 70 or 80 miles an hour, and when you’ve got a big, flat roof with a shallow pitch, it’s basically a sail just waiting to get peeled back.

And it’s not a once-a-decade thing, either. We’ll get a couple of nasty hail events every single spring, and sometimes a rogue storm in the middle of summer when you least expect it. The real kicker is that the hail here isn’t always round and clean—it’s often jagged and icy, driven sideways by those straight-line winds, so it doesn’t just dent your shingles, it scours the granules right off and leaves those little bruise marks that you can’t see from the ground. By the time the next storm hits, that weakened mat is already compromised, and that’s when you get the real leaks. I’ve seen brand-new roofs get destroyed in one bad night, and it’s almost always because folks didn’t realize how exposed this specific pocket of the county is. You’re not just dealing with a little weather here; you’re dealing with a perfect storm zone, and your roof is the first thing that takes the hit.