/ Storm field report · Linn

Hail in Cedar Rapids · Aug 7, 2026

Hit 38 days ago

The estimated-size surface reached 0.75" aloft; NEXRAD logged no point detections over Cedar Rapids that day. Open it on the live map to see the swath over the streets.

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Peak hail signal 0.75" ≈ penny to nickel · radar-estimated size aloft
Homes in the hail footprint 3,487
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

Convective day · Aug 7, 2026 · noon–noon UTC

Severity

The 7th most severe storm Cedar Rapids has seen in the last 12 months

Composite score · 2.9 / 10
Storm severity score

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

2.9 /10
Peak hail signal
19 /100

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

Homes exposed
71 /100

How many homes sit inside the storm's footprint.

Ground truth
0 /100

Independent storm reports filed with the NWS.

Evidence / storm surfaces

How Cedar Rapids saw the hail — from two instruments

Aug 7, 2026 · Cedar Rapids, IA

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 Cedar Rapids, IA on Aug 7, 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 0.75"

Only the radar-estimated size surface resolved for Aug 7, 2026 — this storm produced no NEXRAD point detections over Cedar Rapids, so there is one map to show, not two.

The storm in context

Where Aug 7, 2026 sits in Cedar Rapids's hail record.

This was Cedar Rapids's 11th recorded hail day, arriving 35 days after the Jul 3, 2026 storm. By severity it ranks 7th of the 11 storms we have logged here. Radar put the day's largest stone over Cedar Rapids at 0.75" — radar-estimated size aloft.

The Aug 7, 2026 convective day was bigger than Cedar Rapids: the same system put hail over 709 other tracked cities, 114 of them in Iowa. Nearest: Fairfax (5 miles west, up to 1"); North Liberty (9 miles southeast, up to 0.75"); Atkins (12 miles northwest, up to 1").

These maps are stills. In the app this date is one of 11 Cedar Rapids 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

No 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.

For this storm over Cedar Rapids, the NWS report log is empty — a common outcome, since ground reports only happen when someone witnesses the hail and takes the time to call it in. The detection record for the date lives in the radar maps above.

Near the severe threshold

What 0.75" hail means for Cedar Rapids roofs.

A signal this size sits near the National Weather Service severe threshold. Aging shingles and soft metals such as vents, flashing, and gutters may be more vulnerable; roof age, wind, and material condition all matter, and only an inspection can confirm damage.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

3,487 homes × $12,000 avg. claim

Potential roof exposure

$42M

Potential roof exposure — 3,487 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
17 jobs
Illustrative work
~$255K

Close just 0.5% of the 3,487 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

August 2028

Claims from this storm can typically be filed until around August 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 $732 on top of the $150 plan.

Cedar Rapids hail history

11 recorded storm days in Cedar Rapids, IA

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 Aug 8, 2026.