/ Storm field report · Cook

Hail in Elk Grove Village · Jul 27, 2026

The estimated-size surface reached 1.75" aloft; NEXRAD logged no point detections over Elk Grove Village that day. Open it on the live map to see the swath over the streets.

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Peak hail signal 1.75" ≈ golf ball · radar-estimated size aloft
Homes in the hail footprint 55,658
Ground reports 3 3 hail
Radar surfaces 1 Estimated size only

Convective day · Jul 27, 2026 · noon–noon UTC

Severity

The most severe storm Elk Grove Village has seen in the last 12 months

Composite score · 5.7 / 10
Storm severity score

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

5.7 /10
Peak hail signal
44 /100

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

Homes exposed
95 /100

How many homes sit inside the storm's footprint.

Ground truth
50 /100

Independent storm reports filed with the NWS.

Evidence / storm surfaces

How Elk Grove Village saw the hail — from two instruments

Jul 27, 2026 · Elk Grove Village, IL

We map this storm two ways: the NEXRAD radar signatures the storm produced overhead, and the radar-estimated size of the hail in the air. The two surfaces don’t have to match — where they diverge is where estimated size aloft ran ahead of, or behind, what the signatures caught.

Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Elk Grove Village, IL on Jul 27, 2026 Estimated size field

Maximum hail size as estimated from radar aloft. Treat it as the storm's ceiling — the largest supportable stone — rather than a ground measurement.

Max size 1.75"

Only the radar-estimated size surface resolved for Jul 27, 2026 — this storm produced no NEXRAD point detections over Elk Grove Village, so there is one map to show, not two.

The storm in context

Where Jul 27, 2026 sits in Elk Grove Village's hail record.

This was Elk Grove Village's 4th recorded hail day, arriving 24 days after the Jul 3, 2026 storm. By severity it ranks 1st of the 5 storms we have logged here. Radar put the day's largest stone over Elk Grove Village at 1.75" — radar-estimated size aloft.

The Jul 27, 2026 convective day was bigger than Elk Grove Village: the same system put hail over 803 other tracked cities, 130 of them in Illinois. Nearest: Schaumburg (5 miles west, up to 2"); Des Plaines (5 miles east, up to 1.25"); Lombard (7 miles south, up to 1.75").

These maps are stills. In the app this date is one of 5 Elk Grove Village 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

3 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

3 reports
Hail size 1.25"
1 SE Schaumburg Cook County

“Report from mPING: Half Dollar (1.25 in.). (LOT)”

— NOAA / SPC storm report
Hail size 1"
1 SE Schaumburg Cook County

“Report from mPING: Quarter (1.00 in.). (LOT)”

— NOAA / SPC storm report
Hail size 1"
1 W Medinah DuPage County

“Relayed via mping. (LOT)”

— 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 Schaumburg and Medinah — beyond Elk Grove Village itself.

High damage potential

What 1.75" hail means for Elk Grove Village roofs.

Hail around an inch and a half is capable of cracking shingles, stripping granules, and denting gutters, vents, and siding. Risk is usually greatest near the strongest radar signal, but property-level damage still requires an on-site inspection.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

55,658 homes × $12,000 avg. claim

Potential roof exposure

$668M

Potential roof exposure — 55,658 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
278 jobs
Illustrative work
~$4.2M

Close just 0.5% of the 55,658 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

July 2028

Claims from this storm can typically be filed until around July 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 $11,688 on top of the $150 plan.

Elk Grove Village hail history

5 recorded storm days in Elk Grove Village, IL

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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 Aug 10, 2026.