/ Storm field report · Berkeley

Hail in Summerville · Sep 6, 2026

Hit 6 days ago

The estimated-size surface reached 1.25" aloft; NEXRAD logged no point detections over Summerville that day. Open it on the live map to see the swath over the streets.

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Peak hail signal 1.25" ≈ half-dollar · radar-estimated size aloft
Homes in the hail footprint 11,520
Ground reports 2 2 hail
Radar surfaces 1 Estimated size only

Convective day · Sep 6, 2026 · noon–noon UTC

Severity

The most severe storm Summerville has seen in the last 12 months

Composite score · 4.4 / 10
Storm severity score

Overview's storm severity score weighs hailstone size, homes in the footprint, and ground-truth reports.

4.4 /10
Peak hail signal
31 /100

Largest radar-indicated size — a signal of damage potential, not confirmation.

Homes exposed
81 /100

How many homes sit inside the storm's footprint.

Ground truth
33 /100

Independent storm reports filed with the NWS.

Evidence / storm surfaces

How Summerville saw the hail — from two instruments

Sep 6, 2026 · Summerville, SC

Two instruments, one storm: NEXRAD logs the point signatures it detected overhead, while the estimated-size surface models how large the hail aloft could have grown. Agreement between them is not guaranteed — the gaps are where the model ran ahead of, or behind, the detections.

Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Summerville, SC on Sep 6, 2026 Estimated size field

Radar-estimated maximum hail size across the swath, modeled from radar aloft. It reflects the biggest stone the storm could support, which may differ from what actually fell.

Max size 1.25"

Only the radar-estimated size surface resolved for Sep 6, 2026 — this storm produced no NEXRAD point detections over Summerville, so there is one map to show, not two.

The storm in context

Where Sep 6, 2026 sits in Summerville's hail record.

This was Summerville's 9th recorded hail day, arriving 15 days after the Aug 22, 2026 storm. By severity it ranks 1st of the 9 storms we have logged here. Radar put the day's largest stone over Summerville at 1.25" — radar-estimated size aloft.

The Sep 6, 2026 convective day was bigger than Summerville: the same system put hail over 608 other tracked cities, 44 of them in South Carolina. Nearest: Moncks Corner (7 miles northeast, up to 1.25"); Ridgeville (12 miles west, up to 0.5"); Cross (15 miles northwest, up to 0.75").

These maps are stills. In the app this date is one of 9 Summerville storm dates on a live map — both surfaces, the reports, and a replay — and the same map is where you draw the swath. This page rebuilds nightly.

Ground reports

What people on the ground reported

2 reports filed with the NWS

These are storm reports filed with the National Weather Service and released through the NOAA Storm Prediction Center — public-domain observations from spotters, the public, and NWS surveys. We quote each one exactly as filed.

Hail reports

2 reports
Hail size 1"
3 NNE Sangaree Berkeley County

“NWS Employee reported quarter sized hail along Smooth Stone Aly. (CHS)”

— NOAA / SPC storm report
Hail size 1"
3 NE Sangaree Berkeley County

“Social media pictures shows someone holding a quarter sized hail stone. Time determined from radar data. (CHS)”

— NOAA / SPC storm report

Storm forensics

How the storm moved

Timing and place names from NOAA ground reports

Read from the arrival times and locations of the NOAA ground reports, not a radar-measured storm track.

Reports came from Sangaree — beyond Summerville itself.

Damage-capable hail signal

What 1.25" hail means for Summerville roofs.

Quarter-size and larger hail can bruise asphalt mats, remove granules, and dent exposed soft metal. The mapped footprint identifies an inspection priority area — it does not identify which individual roofs, if any, sustained damage.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

11,520 homes × $12,000 avg. claim

Potential roof exposure

$138M

Potential roof exposure — 11,520 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
58 jobs
Illustrative work
~$870K

Close just 0.5% of the 11,520 homes in this footprint at the average $15,000 roof job. Illustrative math, not a projection — your results depend on your outreach and how the market responds.

Claim window

September 2028

Claims from this storm can typically be filed until around September 2028 — the window to reach these homeowners while it's still open. Deadlines vary by policy and state.

Names and phones for every home in the footprint: at most $2,419 on top of the $150 plan.

Summerville hail history

9 recorded storm days in Summerville, SC

Take your next area into the field.

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A storm day here is a convective day — it runs from noon to noon UTC, so late-night hail is grouped with the afternoon storm that spawned it rather than split across two calendar dates. Ground reports are public-domain observations from the NOAA Storm Prediction Center. Radar tells you where to look. Only an inspection confirms damage at an address. Last updated Sep 7, 2026.