/ Storm field report · Kankakee

Hail in Pembroke Township · Mar 10, 2026

The estimated-size surface reached 2" aloft; NEXRAD logged no point detections over Pembroke Township that day. At 2" — tennis ball — this is a severe hail signal associated with roof damage. Open it on the live map to see the swath over the streets.

A tornado was also reported to the National Weather Service during this storm. The ground reports below show where it was filed.

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Peak hail signal 2" ≈ tennis ball · radar-estimated size aloft
Homes in the hail footprint 2,596
Ground reports 3 1 hail · 2 tornado
Radar surfaces 1 Estimated size only

Convective day · Mar 10, 2026 · noon–noon UTC

Severity

The most severe storm Pembroke Township has seen in the last 12 months

Composite score · 6.0 / 10
Storm severity score

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

6.0 /10
Peak hail signal
50 /100

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

Homes exposed
68 /100

How many homes sit inside the storm's footprint.

Ground truth
83 /100

Independent storm reports filed with the NWS.

Evidence / storm surfaces

How Pembroke Township saw the hail — from two instruments

Mar 10, 2026 · Pembroke Township, IL

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 Pembroke Township, IL on Mar 10, 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 2"

Only the radar-estimated size surface resolved for Mar 10, 2026 — this storm produced no NEXRAD point detections over Pembroke Township, so there is one map to show, not two.

The storm in context

Where Mar 10, 2026 sits in Pembroke Township's hail record.

This was Pembroke Township's 1st recorded hail day — the first hail day in our records for the city. By severity it ranks 1st of the 3 storms we have logged here. Radar put the day's largest stone over Pembroke Township at 2" — radar-estimated size aloft.

The Mar 10, 2026 convective day was bigger than Pembroke Township: the same system put hail over 470 other tracked cities, 100 of them in Illinois. Nearest: Momence (7 miles north, up to 2"); Grant Park (9 miles northwest, up to 2"); Lake Village (10 miles east, up to 1.75").

These maps are stills. In the app this date is one of 3 Pembroke Township 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.

Tornado reports

2 reports
Tornado Rating unknown
4 NE Hopkins Park Kankakee County

“Indiana state police reports tornado on the ground visible from near IN-10 and 600 West Road. (LOT)”

— NOAA / SPC storm report
Tornado Rating unknown
2 N Hopkins Park Kankakee County

“Multiple reports of a tornado crossing Main Street on the north side of Hopkins Park. Relayed via amateur radio. Time estimated by radar. (LOT)”

— NOAA / SPC storm report

Hail reports

1 report
Hail size 1.75"
Momence Kankakee County

“Multiple reports of hail in Momence. The largest hailstones were estimated to be the size of golf balls. (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.

Hail was reported over 15 minutes, from to .

Reports came from Momence and Hopkins Park — beyond Pembroke Township itself.

Severe hail signal

What 2" hail means for Pembroke Township roofs.

Two-inch-plus hail is capable of puncturing shingles, breaking skylights or windows, and heavily denting soft materials. The strongest radar bands warrant prompt inspection, but neither the signal nor the footprint confirms damage at a specific address.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

2,596 homes × $12,000 avg. claim

Potential roof exposure

$31M

Potential roof exposure — 2,596 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
13 jobs
Illustrative work
~$195K

Close just 0.5% of the 2,596 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

March 2028

Claims from this storm can typically be filed until around March 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 $545 on top of the $150 plan.

Pembroke Township hail history

3 recorded storm days in Pembroke Township, 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 2, 2026.