Key Elements That Influence Roof Impact from Hail
Hailstones form when updrafts in thunderstorms carry raindrops high into freezing air, creating ice balls that grow larger with each trip up and down. When these frozen projectiles finally fall to earth, they can reach speeds of 100+ mph, creating a significant impact on your roofing materials.
The impact on your roof depends on a few main factors:
- Hail size: Stones need to reach at least one inch in diameter to damage most asphalt shingles.
- Wind strength and direction: The angle of the storm increases both the force and the spread of damage.
- Roofing type: Asphalt shingles, wood shakes, and metal all respond differently when struck by hail.
- Roof age: Older materials that have become brittle are more likely to crack or split.
Spotting Hail Damage on Asphalt Shingles
Asphalt shingles cover most homes in Tennessee, and knowing what to look for after a storm can help prevent small problems from turning into leaks or major repairs.

Missing or Displaced Granules
One of the first signs of hail damage on a roof is the sudden appearance of dark patches on shingles. These bare spots form when hailstones knock off protective granules, leaving the black asphalt layer exposed. Fresh impacts usually leave sharp edges around the marks.
Cracked or Split Shingles
Larger hailstones can break shingles apart or knock out entire sections. Hereās what to look for:
- Random cracking: Breaks that appear in irregular patterns rather than along natural shingle lines.
- Missing pieces: Sections completely torn away, leaving the decking exposed to the elements.
- Visible backing: The underlayment showing through where the shingle surface has split away.
Soft Spots and Bruising
Not all hail damage on a roof is immediately visible. Sometimes the impact weakens shingles without knocking granules loose. These subtle signs need a closer look:
- Surface dimples: Small depressions that feel soft when pressed with your hand.
- Loose granules: Areas where the protective layer comes off easily with a light rub.
- Circular marks: Round impressions showing where hailstones landed without breaking through.
Signs of Damage to a Metal Roof
Metal roof systems respond differently to hail impacts compared to asphalt shingles. While metal roofing often provides better hail protection than traditional roofing materials, larger hailstones can still cause visible damage.

Dents and Surface Impacts
Metal panels show obvious circular or oval-shaped depressions where hailstones struck with force. Standing seam metal roofing, corrugated surfaces, and flat metal panels all display these characteristic dent patterns that indicate substantial damage.
Paint and Coating Damage
Hail impacts can crack or chip the protective paint coating on metal panels and trim. While it may look like minor cosmetic wear, untreated areas can rust or corrode over time.
Checking Other Roof Components
A full roof inspection should include more than the main surface. Insurance companies often look for damage across all roof elements to confirm the impact of a storm. Keep an eye out for:
- Dented gutters: Dings along the edges or downspouts that show the hailās force extended across the home.
- Damaged roof penetrations: Impact marks on furnace vents, pipe boots, or skylight flashing.
- Flashing issues: Dents or chipped paint on the chimney and valley flashing.
- Window screen tears: Evidence of hail hitting at high speed.
- Vinyl siding damage: Marks or breaks on siding that indicate the presence of severe hail.
These additional signs help build a clear case for your insurance claim. A professional roofing contractor can document all areas of damage to ensure the insurance adjuster sees the full picture.
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What Hail Size Causes Damage?
The size of the hailstones is one of the biggest factors in roof damage. Insurers often use size thresholds when deciding whether to approve a claim:
Smaller hail typically creates only minor roof damage, while quarter-sized stones and larger can cause severe damage requiring roof repairs or full roof replacement.
š” Insurance adjusters frequently begin a claim when they find 10 or more bruises within a 10x10-foot section of each slope.
Does Insurance Cover Hail Damage?
In most cases, yes ā but it depends on your policy type and coverage details. Tennessee's matching law requires insurers to match undamaged sections when replacing damaged portions of your hail-damaged roof.
RCV (Replacement Cost Value)
This type of policy offers the strongest protection for homeowners dealing with hail damage on a roof:
- Full replacement coverage: Pays for a complete roof replacement, minus your deductible.
- Depreciation recovery: Covers the withheld depreciation once repairs are finished and documented.
ACV (Actual Cash Value) Coverage
This type of policy offers less protection when filing for a hail-damaged roof:
- Depreciated payment: The insurance company pays only the current value of your roof, factoring in age and wear.
- Out-of-pocket responsibility: The homeowner must pay the difference between actual costs and the depreciated value.
š Most policies allow up to one year after the storm to file a claim. Insurers also use satellite storm data to confirm when and where hail occurred.

Filing an Insurance Claim for Hail Damage
The roof insurance claim process can feel overwhelming, especially when you're dealing with storm damage and a potential roof leak. Following the right steps helps ensure your insurance company processes your claim fairly and you receive appropriate compensation for the necessary roof repairs.
1. Document Everything
Take clear photos and videos of all visible storm damage. Include wide shots of the roof, close-ups of hail marks, and additional evidence such as dented gutters, damaged windows, or broken siding.
2. Contact Your Insurance Company
Notify your insurer as soon as you discover hail damage on a roof. Prompt reporting is often required, and waiting too long can complicate the process. Request an adjuster inspection and ask about how your policy handles hail claims.
3. Work with Experienced Contractors
Choose a professional roofing contractor familiar with insurance claims and storm damage restoration. Experienced contractors understand how insurance companies evaluate does hail damage affect different roofing materials and can provide valuable insurance claim support throughout the process.