I laid brick and worked exteriors for forty years before I slowed down, and if there is one thing I learned about wind, it is that it does not attack the middle of a roof. It attacks the edges. After every big blow up in the Highlands I get calls about the same things: gutters torn loose, a strip of fascia peeled back, shingles lifted along the eaves and rakes. The middle of the roof is usually fine. The edge is where wind gets its fingers under things, and the edge is where the damage, and the leaks that follow, start.
Why the edge fails first
Wind does not press evenly on a roof. As it flows over the edges, especially the eaves, rakes, and corners, it creates uplift, a suction that tries to peel roofing up and away rather than push it down. That is basic to how air moves over a surface, and it is why building codes require heavier fastening at roof edges and corners than in the field. Anything at the edge that was fastened lightly, an older gutter, a run of fascia, the starter course of shingles, is where that uplift finds a grip and starts prying.
Once the edge lifts, the wind gets underneath and the failure spreads inward. A single lifted shingle at the eave becomes a peeled strip; a gutter that pulls loose at one bracket unzips down the run. The edge is the beachhead.
Gutters and fascia: the connected pair
Gutters and fascia fail together because they are attached to each other. The fascia is the board running along the eave; the gutter hangs off it. When wind catches a gutter full of the leverage a long trough provides, it pulls on the fascia and the fasteners holding both. If the fascia is already soft from old water damage, and it often is, because a clogged gutter overflows and rots the very board it hangs on, the fasteners have nothing solid to hold, and the whole assembly lets go. That is why I tell people the time to deal with a sagging gutter is before the wind does it for them.
Guidance on wind-resistant roof edge and fastening details from FEMA spells out why the perimeter needs the strongest attachment, and it matches what four decades of cleanup taught me.
The leak comes after the wind
The wind damage you see is only half the problem. The other half arrives with the next rain. Lifted shingles at the eave expose the roof deck; a torn-off gutter lets water sheet down behind the fascia and into the wall; missing edge flashing lets wind-driven rain track inward under the roofing. So a windstorm that looked like it just messed up the gutters can become an interior leak days later, when people have stopped connecting the two events. If you had wind damage at the edges, assume water will test every opening it made and check inside after the next rain.
Repair it right, at the edge
A proper repair re-establishes the edge the way it should have been: gutters re-hung on sound fascia with brackets at the right spacing, rotted fascia replaced rather than screwed back into mush, and roof edges refastened and reflashed to shed wind-driven water. Replacing soft fascia is the step people skip to save money, and it is the step that makes the repair last, because a gutter is only as secure as the board it hangs on. Costs are modest compared to the interior damage they prevent: re-hanging and refastening a gutter run and replacing a section of fascia typically runs a few hundred to a couple of thousand dollars, against far more if water got inside. The same edge-first thinking applies to reading whether the damage is cosmetic or structural, which is really a question of reading what the damage tells you.
Re-establishing a sound roof edge is exactly the kind of storm follow-up a Gresham roofing contractor handles, and getting the fascia and flashing right is what keeps the next wind from finding a grip.
Frequently asked questions
Why did the wind only damage the edges of my roof? Because wind creates uplift, suction, at roof edges, eaves, rakes, and corners, rather than in the middle. That uplift peels up anything fastened lightly at the perimeter, which is why edges and gutters fail while the field of the roof stays intact.
My gutter tore off but the roof looks fine. Do I still need to check for leaks? Yes. A torn gutter lets water run down behind the fascia and into the wall, and wind that lifted the gutter may also have lifted edge shingles. Check inside after the next rain, because edge damage often becomes an interior leak days later.
Can I just reattach the old gutter and fascia? Only if the fascia board is sound. If it is soft or rotted, usually from a previously overflowing gutter, reattaching to it will not hold. Replacing the rotted fascia is what makes the repair last, since the gutter is only as secure as the board behind it.