Hail Storm Summary for Flower Mound, TX

Flower Mound, Texas has experienced 3,857 documented hail events within a 15-mile radius since 2015, according to NOAA NEXRAD radar data. The largest recorded hailstone measured 4 inches in diameter, and the average hail size across all events is 1.16 inches. The most recent significant event was detected on September 22, 2026. On average, the Flower Mound area sees approximately 351 hail events per year, placing it among the most hail-prone cities in Texas.

Based on NOAA radar data, properties in Flower Mound face a high risk of hail damage. Of the recorded events, 1,438 produced hail under 1 inch, 2,015 produced hail between 1 and 2 inches (can bruise or crack asphalt shingles), and 404 produced hail over 2 inches (inspection is the normal next step). Storms producing hail over 2 inches have been recorded 404 times in the Flower Mound area.

Given the high storm frequency in Flower Mound, homeowners should schedule a professional roof inspection at least once a year, ideally before hail season begins (March through June). Properties with asphalt shingle roofs are especially vulnerable. If your roof is more than 10 years old and has been through multiple hail events, a licensed inspector can check for wear that is hard to see from the ground. Document what you observe promptly. Claim deadlines and coverage rules vary by carrier and policy — confirm yours with your insurer or your state's insurance department. Typical repair costs in the Flower Mound area range from $8,000–$25,000+ for full roof replacement.

DENTON County, TX

Hail Exposure in Flower Mound, TX

10 years of NOAA-linked hail data for Flower Mound and surrounding areas. 3857 events recorded since 2015.

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Total Hail Events

3,857

Within 15 miles

Largest Hail

4"

Inspection is the normal next step

Most Recent Event

September 22, 2026

Last recorded hail

Avg Hail Size

1.16"

Across all events

Hail Storm Summary for Flower Mound, TX

Storm History

Total events3,857
Largest hailstone4"
Average size1.16"
Most recentSeptember 22, 2026
Per year avg351

Data from 2015 to present, 15-mile radius

Risk Assessment

High Risk
Under 1"1,438 (37%)
1" to 2"2,015 (52%)
Over 2"404 (10%)

Hail 1″+ can bruise or crack asphalt shingles; at 2″+ a professional inspection is the normal next step. A recorded size is exposure, not a damage finding.

What You Should Do

Schedule a professional roof inspection at least once a year, ideally before hail season (March through June). Properties with asphalt shingle roofs are especially vulnerable. If your roof is more than 10 years old and has been through multiple hail events, a licensed inspector can check for wear that is hard to see from the ground; whether anything found is covered depends on your policy and carrier. Typical repair costs range from $8,000–$25,000+ for full roof replacement.

Most Texas insurance policies cover hail damage
Confirm claim windows with your insurer
Free inspections available from local contractors

Hail Events Near Flower Mound

100 events within 15 miles · Click for details

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Significant Hail Events

Events with hail 1" or larger near Flower Mound

DateHail SizeCountyDistance
Sep 22, 20261"9.7 mi
Sep 22, 20261.25"9.2 mi
Sep 22, 20261.25"9.5 mi
Sep 22, 20261.5"9.7 mi
Sep 22, 20261.5"8.3 mi
Sep 22, 20261.75"9.8 mi
Sep 22, 20262"8.3 mi
Sep 22, 20261.25"8.3 mi
Sep 22, 20261.25"7.2 mi
Sep 22, 20261.25"8.3 mi
Sep 22, 20261.25"7.2 mi
Sep 22, 20261.25"8.3 mi
Sep 22, 20261.5"8.1 mi
Aug 26, 20261"14.9 mi
Aug 26, 20261"13.3 mi
Aug 26, 20261.25"13.3 mi
Aug 26, 20261.75"13.2 mi
Aug 26, 20261.25"11.4 mi
Aug 26, 20261.5"12.1 mi
Aug 26, 20261.25"12.1 mi
Aug 26, 20261.75"11.3 mi
Aug 26, 20261"10.6 mi
Aug 26, 20261"10.0 mi
Aug 26, 20261"10.3 mi
Aug 26, 20261.25"11.2 mi

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Flower Mound Hail Damage FAQ

How many hail events has Flower Mound, TX experienced?+

Flower Mound, TX has recorded 3857 hail events within a 15-mile radius since 2015, based on NOAA NEXRAD radar data. With over 3857 events in a decade, Flower Mound is considered a high-risk hail area.

What is the average hail size in Flower Mound?+

The average hail size recorded near Flower Mound is 1.16 inches. The largest single event recorded reached 4 inches. Hail of 1 inch or larger can bruise or crack asphalt shingles, and at 2 inches or larger a professional roof inspection is the normal next step after a storm. A recorded size is exposure, not a damage finding. Only a licensed roof inspection can determine whether a specific roof was damaged; coverage depends on the policy and carrier.

When is hail season in Texas?+

Hail season in Texas typically runs March through June. During these months, atmospheric conditions create powerful convective thunderstorms capable of producing large hail. Flower Mound residents should inspect their roofs after any storm and consider a professional inspection each spring.

Does insurance cover hail damage in Texas?+

Many standard homeowner's policies in Texas include hail under a "wind and hail" peril, but coverage and deductibles differ from one policy to the next. Claim deadlines and coverage rules vary by carrier and policy — confirm yours with your insurer or your state's insurance department. Document what you observe promptly. Even when nothing is obvious from the ground, a licensed roofer can check for impacts during an inspection — and that inspection, not a hail record, is what shows whether a roof was damaged.

How do I check my roof for hail damage in Flower Mound?+

Start by looking for obvious signs from the ground: dented gutters, dings on metal vents, chipped paint, or broken skylight glass. On the roof itself, hail damage appears as dark circular bruises or "spatter" marks on asphalt shingles where granules have been knocked away. Because roof damage is often subtle, many Flower Mound homeowners miss it without a professional inspection. If HailScore shows events of 1 inch or larger near your property, scheduling a free inspection with a local contractor is strongly recommended.

What is a HailScore and how is it calculated?+

A HailScore is a 0–100 risk index that measures historical hail activity near a specific property. The score is calculated from five factors derived from NOAA NEXRAD radar data: storm frequency (how many events), recency (recent storms score higher), hail size (larger hail = more damage potential), cumulative damage (repeated storms compound wear), and proximity (storms closer to your address weigh more). A score of 0–25 is Low, 26–50 is Moderate, 51–75 is High, and 76–100 is Very High — the same sacred bands used on the live report.

Should I get a roof inspection in Flower Mound?+

If your property is in Flower Mound and nearby storms have produced hail of 1 inch or larger, a professional roof inspection is worth scheduling. Flower Mound has recorded hail up to 4 inches nearby — large enough to bruise or crack asphalt shingles — but a recorded size is exposure, not a finding about your roof. Many roofing contractors in TX inspect at no charge and can document what they find; whether any of it is covered depends on your policy and carrier.

How much does hail damage roof repair cost in Flower Mound?+

Hail damage repair costs in Flower Mound typically range from $8,000–$25,000+ for full roof replacement. The final cost depends on roof size, pitch, material type (asphalt shingles vs. metal vs. tile), and the extent of damage a licensed inspection finds. Whether a confirmed repair is covered, and what deductible applies, depends on your policy and carrier. Getting more than one contractor estimate before deciding whether to file is a reasonable step.

What NOAA data does HailScore use for Flower Mound?+

HailScore uses data from the NOAA NEXRAD radar network (Next Generation Weather Radar), specifically the SWDI (Severe Weather Data Inventory) maintained by NCEI (National Centers for Environmental Information). For Flower Mound, we analyze all radar-detected hail events within a 15-mile radius from 2015 to present, totaling over 3857 NOAA-linked events. Each record includes the storm's timestamp, geographic coordinates, and hail diameter in inches (radar-estimated or ground-reported).

How accurate is HailScore data for Flower Mound?+

HailScore data comes directly from NOAA's NEXRAD radar network, which is the same system used by the National Weather Service for official storm reporting. Radar sizes are a class rather than a measurement: MESH is tuned so that roughly 75% of measured hail comes in at or below the estimate, so read a size as accurate to about one tier. We use the 15-mile radius to capture hail that may have affected your specific neighborhood even if the storm center was nearby. For the most precise assessment of your individual property, a physical roof inspection by a licensed contractor is always recommended.

Need a Flower Mound address's hail history as a document?

The Official Hail History Report is a one-off $9.95 PDF: the NOAA Storm Events and NEXRAD radar records within 1 mile of the address over 10 years, each with its government source ID. Documents exposure, not damage.

Order the PDF — $9.95

Weather data provided by NOAA National Weather Service and Storm Prediction Center. This product is not affiliated with or endorsed by the U.S. Government. Data covers 2015 to present within a 15-mile radius of Flower Mound city center.