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Storm Damage Roof Repair After Hail and High Wind

Hail seldom punches a hole you can see from the driveway. What it usually leaves is bruising: dark spots where the granules were knocked away and the mat underneath cracked. Wind works the edges instead, peeling up tabs and breaking the adhesive strip that holds each course down. Storm damage roof repair starts with finding that evidence slope by slope, and ALTA shows it to you in photos before anyone mentions a claim.

Not every storm leaves damage worth reporting. When yours did not, we tell you that too.

Signs you may need storm damage repair

  • Round dents or bright spatter marks on gutters, downspouts, box vents or air-conditioner fins
  • Piles of granules at downspout outlets after the storm
  • Dark, circular spots on shingles where the granule coating is gone
  • Shingles creased across the top, or lying loose because the seal strip let go
  • Cracked vinyl siding, split window wraps or a broken skylight lens
  • Contractor yard signs or roofing crews on several houses along your street after the same storm

How big does hail have to be to damage a roof?

The National Weather Service calls hail severe at 1 inch across, about the size of a quarter. That is also roughly where functional damage to asphalt shingles tends to begin, with some important qualifiers:

  • Under 1 inch (pea to penny size): usually cosmetic on a sound roof, though it can still dent soft metals and shred window screens.
  • About 1–1¼ inches: enough to bruise older or brittle three-tab shingles. Heavier laminated architectural shingles often hold up until stones reach about 1¼ inches.
  • 1½ inches and up (ping-pong ball, then golf ball at 1¾): damage to fairly new shingles becomes likely, along with cracked skylights and split vinyl.

Size is not the whole story. Wind-driven hail strikes harder and at an angle, so the slopes facing the storm take most of the hits. Older, sun-baked shingles break more easily than new ones. And research from the Insurance Institute for Business & Home Safety, published in 2025, found that repeated rounds of smaller hail followed by weathering can leave shingles much more vulnerable to the next big storm.

Clues on the ground: dented soft metals and hail spatter

Before anyone climbs a ladder, the rest of the property usually tells us whether hail fell and roughly how big it was. We check:

  • Aluminum gutters, downspouts and gutter guards for round dents.
  • Box vents, turbine vents, ridge-vent end caps and chimney caps.
  • Painted window trim, garage-door panels and the fins of the air-conditioner condenser.
  • Mailboxes, grills and patio furniture on the same side of the house.

Fresh hail also leaves spatter marks, bright spots where impacts knocked off oxidation and grime. They fade within weeks, which is one reason to book an inspection soon after a storm. One caution: dented metal proves hail fell, not that the roof was harmed. Shingles are judged on their own, by lifting, feeling and photographing individual hits.

Wind leaves a different trail: tabs in the yard, shingles creased where they folded back, lifted ridge cap, and missing pieces concentrated at rakes, corners and the ridge line.

Photographing storm damage the way adjusters review it

A useful storm record is organized, dated and measurable. Ours includes:

  1. Overall photos of each elevation, so every close-up has context.
  2. A marked test area on each slope, commonly 10 by 10 feet, with hits circled in chalk and counted.
  3. Close-ups of individual bruises and creases with a ruler or coin for scale.
  4. Collateral damage to metals, siding and screens that helps establish storm size and direction.
  5. Interior evidence, such as new ceiling stains or wet attic insulation, when there is any.

You keep the full set. If you decide to report the loss, the same report supports your conversation with the adjuster. Our insurance documentation support page explains how far our role goes, and the hail and wind insurance guide follows a claim from storm to settlement.

Storm damage roof repair when new shingles or siding will not match

Hail repairs often raise a matching problem. Shingle colors drift between production runs, lines get discontinued, and a decade of sun changes how the existing roof looks. A small repair on a rear slope can blend in fine. A patch of fresh shingles on the street-facing slope, or a few new vinyl panels on a faded wall, may not.

Whether an insurer pays to replace undamaged material so everything matches depends on your policy wording, and some carriers sell a specific matching endorsement. What we can do is show the problem clearly: we identify the existing product where possible, note whether it is still made, and photograph the closest available shingle or panel held against the old one. The coverage decision belongs to your insurer.

Door-knocker red flags and the Illinois rules that apply

After major storms, the Illinois Attorney General warns homeowners about storm chasers: crews who arrive after hail, knock on doors offering "free" inspections, and push for a signature on the spot. Be cautious when a contractor:

  • Offers to pay, waive or "absorb" your deductible. Illinois law prohibits contractors from advertising or promising to pay or rebate any part of an insurance deductible.
  • Wants cash, Venmo or Zelle up front, before any materials arrive.
  • Says they will take over your claim. Illinois restricts contractors from representing or negotiating for homeowners on storm-repair insurance claims; a roofer's proper role is documentation support.
  • Cannot give you an Illinois roofing license number. Roofing contractors are licensed by the Illinois Department of Financial and Professional Regulation, and any license can be checked online; our guide to verifying an Illinois roofing license shows how.
  • Has no local address, or skips the written contract. Illinois requires one for home repair work over $1,000.

Get more than one written estimate, and do not let urgency on the doorstep make the decision for you.

What it costs

A storm visit can end with a few re-sealed tabs or a complete re-roof. Typical repair ranges are listed below. When a full replacement is warranted, our reference home (a two-story house on a 2,000 sq ft footprint, in architectural shingles) generally comes in around $16,400–$24,300.

Typical repair ranges — reviewed November 5, 2026
RepairTypical rangeNotes
Minor leak or flashing fix$350–$750Single penetration or step flashing
Missing or blown-off shingles$450–$1,100Common after Illinois windstorms
Valley or chimney repair$700–$1,800Often paired with sealing
Storm or hail damage section$1,500–$4,000Frequently insurance-eligible; can run higher
Emergency tarping$300–$700Temporary protection until the permanent repair

On an insured loss, your out-of-pocket share is set by your deductible and policy terms.

How the work goes

  1. Ground check

    Soft metals, siding and screens are examined for hail size and direction before anyone climbs up.

  2. Slope-by-slope inspection

    Each slope is walked where safe, with test areas marked and individual hits photographed.

  3. Photo report and recommendation

    You get the photos, our read on whether the damage is functional or cosmetic, and a line-item scope.

  4. Repair or replace

    Work is scheduled once you decide how to proceed and, if you filed a claim, after the adjuster has seen the damage.

Storm Damage Repair questions

How soon after a hailstorm should the roof be inspected?

Within a few weeks is ideal. Spatter marks on metal fade, loose granules wash away, and the longer you wait, the harder it is to tie damage to one storm. Your policy may also set a time limit for reporting a loss, so check it rather than relying on a rule of thumb.

Can a roof have hail damage without leaking?

Yes, and that is the usual case. A bruised shingle keeps shedding water at first, but the cracked mat underneath loses granules faster and splits over the following seasons, so leaks can appear long after the storm is forgotten. If water is already coming in, start with emergency roof repair.

How can I tell wind damage from hail damage?

Hail leaves round bruises scattered across the slopes that faced the storm. Wind works from the edges: creased or missing tabs along rakes, eaves and ridges, and shingles that lift easily because their seal strip released. Many storms bring both, and our photo report labels each kind separately.

Are impact-resistant shingles worth it after hail damage?

If your area sees repeated hail, it is worth pricing. Shingles rated Class 4 under UL 2218 resist impacts better than standard laminates, and some insurers offer a premium credit for them, so ask your agent. A claim normally pays for like kind and quality; the price difference for an upgrade is usually yours. Compare options on our impact-resistant shingles page.

Materials for this job

  • Impact-Resistant (Class 4) Shingles

    Asphalt shingles built to pass the UL 2218 steel-ball test, worth a close look on streets that keep filing hail claims.

  • Architectural Asphalt Shingles

    The dimensional, wind-rated shingle on most Chicago-area homes, balancing a moderate price, curb appeal and dependable performance.

  • Metal Roofing

    Steel and aluminum panels or shingles that shed snow and outlast asphalt by decades, with a plan needed for sliding snow and dents.

Google reviews

What customers say about Alta Property Services

4.9 out of 5 from 200+ Google reviews of Alta Property Services (as of November 2026)

ALTA Roofing & Exteriors is the roofing and exteriors division of Alta Property Services. These reviews come from Alta’s Google Business Profile and cover its plumbing and home-repair work, not roofing jobs. Below is a selection; we will add roofing reviews as projects are completed.

  • ★★★★★

    Great service! was professional, knowledgeable, clean, and completed the job in a timely fashion. Tested the completed job and Let me know what to look out for if issues arise. …

    Jenny T. · Google review

  • ★★★★★

    Booker did a great job he was punctual and kept me informed throughout the process. …

    Daryl K. · Google review

  • ★★★★★

    Dwayne did an excellent job! He came in, quickly addressed the issue with my toilet, and made sure everything was working properly before he left. I really appreciated how thorough and professional he was throughout the visit. He also took the time to start troubleshooting the problem with my kitchen sink, explaining what might be going on and what the next steps could be. Overall, great service!

    Marquita M. · Google review · Toilet repair, Plumbing leak detection

Read all Alta Property Services reviews on Google · How we handle roofing reviews

Think the storm got your roof?

Book a free inspection with dated photos of every slope before you call your insurer.

Before you hire any roofer

Storms bring out contractors who are gone by spring. These checks take a few minutes, whoever you hire, us included.

  1. Look up the roofing license

    Illinois licenses roofing contractors through the Department of Financial and Professional Regulation (IDFPR). Its free online lookup shows a license’s holder, type, status and expiration. Source: IDFPR license lookup

  2. Get a written contract

    The Illinois Home Repair and Remodeling Act requires a written contract for repair or remodeling work costing more than $1,000. Source: Illinois Attorney General

  3. Check the storm date yourself

    NOAA’s Storm Prediction Center posts preliminary daily storm reports, so you can see whether hail or high wind was reported near you before anyone climbs onto your roof. Source: NOAA storm reports

  4. Slow down door-to-door offers

    After storms, the Illinois Attorney General warns against signing on the spot with door-to-door contractors, advises getting multiple written estimates and says to refuse up-front cash, Venmo or Zelle demands. Source: Attorney General storm-scam alert

Sources

Where the facts on this page come from, and the makers of the products it covers.

  • Illinois General Assembly — Illinois law bars a contractor offering home repair services from advertising or promising to pay or rebate all or any portion of an insurance…
  • WTTW News — The Illinois Home Repair and Remodeling Act requires a written contract for home repair or remodeling work costing more than $1,000
  • Illinois Department of Financial and Professional Regulation — Roofing contractors in Illinois must be licensed by IDFPR; limited licenses cover residential properties and buildings of up to eight units,…
  • National Weather Service — The National Weather Service classifies hail of 1 inch (quarter size) or larger as severe; the threshold was raised from 3/4 inch in January 2010
  • GAF — Manufacturer website
  • Owens Corning — Manufacturer website
  • CertainTeed — Manufacturer website
  • IKO — Manufacturer website
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