/ Storm field report · Boone

Hail in Story City · Jun 10, 2026

The estimated-size surface reached 0.5" aloft; NEXRAD logged no point detections over Story City that day. Open it on the live map to see the swath over the streets.

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Peak hail signal 0.5" ≈ pea to penny · radar-estimated size aloft
Homes in the hail footprint 535
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

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

Severity

The 6th most severe storm Story City has seen in the last 12 months

Composite score · 2.1 / 10
Storm severity score

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

2.1 /10
Peak hail signal
13 /100

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

Homes exposed
55 /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 Story City saw the hail — from two instruments

Jun 10, 2026 · Story City, IA

The maps here read the same storm from two angles — point detections from NEXRAD, and modeled hail size aloft. Where the two disagree is informative: it marks where estimated size outran the signatures, or trailed them.

Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Story City, IA on Jun 10, 2026 Estimated size field

The modeled maximum hail size across the swath, derived from radar aloft — the largest stone the storm could have supported, which is not necessarily what reached the ground.

Max size 0.5"

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

The storm in context

Where Jun 10, 2026 sits in Story City's hail record.

This was Story City's 3rd recorded hail day, arriving 56 days after the Apr 15, 2026 storm. By severity it ranks 6th of the 8 storms we have logged here. Radar put the day's largest stone over Story City at 0.5" — radar-estimated size aloft.

The Jun 10, 2026 convective day was bigger than Story City: the same system put hail over 777 other tracked cities, 155 of them in Iowa. Nearest: Roland (10 miles east, up to 0.75"); Ames (11 miles south, up to 0.75"); Stratford (12 miles northwest, up to 1.25").

These maps are stills. In the app this date is one of 8 Story City 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 Story City, 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.

Below the severe threshold

What 0.5" hail means for Story City roofs.

Radar signals under three-quarters of an inch stay below the National Weather Service severe threshold and generally indicate lower roof risk. Older or already-worn materials can still show effects, but radar alone cannot determine whether a specific roof was damaged.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

535 homes × $12,000 avg. claim

Potential roof exposure

$6.4M

Potential roof exposure — 535 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
3 jobs
Illustrative work
~$45K

Close just 0.5% of the 535 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

June 2028

Claims from this storm can typically be filed until around June 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 $112 on top of the $150 plan.

Story City hail history

8 recorded storm days in Story City, IA

The next storm won’t wait for you.

Set your territory and alerts today. When hail hits, use Overview to choose your streets and get moving.

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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 15, 2026.