What Is the Hail Size Needed to Damage a Roof?
Last updated October 26, 2026
The short answer
How Hail Size Affects Your Roof
Hail damage starts at about one inch in diameter, roughly the size of a quarter. That size can bruise asphalt shingles, knocking off granules and leaving soft spots. On a newer roof, one-inch hail might cause little visible harm. On an older roof, the same hail can strip away protective layers and lead to leaks.
Two-inch hail, about the size of a golf ball, can crack shingles, dent metal flashing, and even puncture some roofing materials. Larger hail, like tennis ball size or bigger, can break through tiles or slate. The force of the wind during the storm also matters, since wind drives hail at an angle and increases the impact.
- One-inch hail can bruise asphalt shingles
- Two-inch hail can crack or dent roofing materials
- Hail larger than two inches can puncture or break tiles
- Wind speed increases the force of hail impact
- Older or weathered roofs are more vulnerable
- Roof slope affects how hail strikes the surface
Signs of Hail Damage to Look For
After a hailstorm, inspect your roof from the ground if it is safe to do so. Look for missing granules in gutters or downspouts, as that often points to shingle damage. Check for dark spots on shingles, which can indicate bruising. Also look for cracked or dented flashing around vents, chimneys, and skylights.
Inside your home, watch for water stains on ceilings or walls, especially in the days after a storm. Hail damage can create hidden leaks that only show up later. If you see any of these signs, it is wise to have a professional assess the roof before water damage spreads.
- Granules in gutters after a storm
- Dark or soft spots on shingles
- Cracked or dented metal flashing
- Water stains on ceilings or walls
- Missing or broken tiles or slate
- Dents on vents, gutters, or downspouts
Why Roof Material Matters
Your roofing material plays a big role in how much hail it can take. Asphalt shingles are the most common and can be damaged by one-inch hail, especially if they are old. Metal roofs are more resistant, but large hail can still dent them. Tile and slate roofs can crack or break under impact from two-inch hail or larger.
Even if the hail is small, a roof that is already worn or has missing shingles is more likely to suffer damage. Regular maintenance helps, but no roof is completely hail-proof. If you live in Doral, where storms can bring hail, knowing your roof's condition helps you decide when to act.
What to Do After a Hailstorm
Right after a hailstorm, check your property for visible signs of damage, but stay safe. Do not climb on the roof yourself if it is slippery or steep. Instead, look from the ground or use binoculars. If you spot potential damage, contact a local water damage pro to inspect the roof and attic for leaks.
If water gets inside, act quickly to prevent further damage. Move furniture away from leaks, place buckets under drips, and dry wet areas as well as possible. A water damage inspection can find hidden moisture and help you understand the extent of the problem before repairs begin.
When to Call for Help
You do not need to wait for visible leaks to call for help. If you suspect hail damage, a professional assessment can catch problems early. The pros can check for granule loss, shingle cracks, and weakened areas that might not be obvious. Early action often means less damage to your roof and home.
If you already see water stains or dripping, that is a clear sign to act. Roof leak cleanup and structural repairs may be needed if water has soaked into wood or drywall. The pros can dry out affected areas and help prevent mold growth. Policies vary, and your insurer decides what is covered.
Talk to someone now
Phones are answered 24/7 for Doral and nearby communities.
Call Now (305) 614-9705Frequently asked questions
Can small hail damage a roof?
Yes, hail as small as one inch can damage asphalt shingles, especially if they are old or already worn. Small hail may not cause obvious harm at first, but it can knock off granules and weaken the roof over time. A professional inspection can reveal hidden damage.
How long does it take for hail damage to show?
Some hail damage is visible right away, like cracked shingles or dents. Other damage, like granule loss or bruising, may take weeks or months to become obvious. Water stains on ceilings might appear only after a heavy rain. Regular checks after a storm help catch problems early.
Should I get my roof inspected after every hailstorm?
It is a good idea to inspect your roof after any hailstorm, even if hail was small. Look for signs like missing granules or dents. If you are unsure, a professional water damage inspection can give you peace of mind and catch issues before they turn into leaks.