/ Storm field report · Keokuk

Hail in Ollie · Aug 7, 2026

Hit 38 days ago

The estimated-size surface reached 2" aloft; NEXRAD logged no point detections over Ollie 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.

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Peak hail signal 2" ≈ tennis ball · radar-estimated size aloft
Homes in the hail footprint 982
Ground reports 1 1 hail
Radar surfaces 1 Estimated size only

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

Severity

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

Composite score · 4.7 / 10
Storm severity score

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

4.7 /10
Peak hail signal
50 /100

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

Homes exposed
60 /100

How many homes sit inside the storm's footprint.

Ground truth
17 /100

Independent storm reports filed with the NWS.

Evidence / storm surfaces

How Ollie saw the hail — from two instruments

Aug 7, 2026 · Ollie, IA

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 Ollie, IA on Aug 7, 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 Aug 7, 2026 — this storm produced no NEXRAD point detections over Ollie, so there is one map to show, not two.

The storm in context

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

This was Ollie's 3rd recorded hail day, arriving 106 days after the Apr 23, 2026 storm. By severity it ranks 1st of the 3 storms we have logged here. Radar put the day's largest stone over Ollie at 2" — radar-estimated size aloft.

The Aug 7, 2026 convective day was bigger than Ollie: the same system put hail over 709 other tracked cities, 114 of them in Iowa. Nearest: Richland (5 miles east, up to 1.5"); Hedrick (8 miles west, up to 1.75"); Packwood (9 miles southeast, up to 3").

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

1 report 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

1 report
Hail size 1.75"
Packwood Jefferson County

“Media relayed public report. (DVN)”

— 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 Packwood — beyond Ollie itself.

Severe hail signal

What 2" hail means for Ollie 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.

982 homes × $12,000 avg. claim

Potential roof exposure

$12M

Potential roof exposure — 982 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
5 jobs
Illustrative work
~$75K

Close just 0.5% of the 982 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 $206 on top of the $150 plan.

Ollie hail history

3 recorded storm days in Ollie, 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.