/ Storm field report · Boone

Hail in Boone · Jul 3, 2026

NEXRAD logged 0 hail signatures up to 1"; the estimated-size surface reached 0.75" aloft. Open it on the live map to see the swath over the streets.

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Peak hail signal 1" ≈ quarter · the largest NEXRAD radar signature
Homes in the hail footprint 637
Ground reports 0 none filed
Radar surfaces 2 NEXRAD + estimated size

Convective day · Jul 3, 2026 · noon–noon UTC

Severity

The 6th most severe storm Boone 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
25 /100

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

Homes exposed
56 /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 Boone saw the hail — from two instruments

Jul 3, 2026 · Boone, IA

Each storm gets two readings: the radar signatures NEXRAD recorded as the cells passed overhead, and a modeled estimate of hail size in the air. They are independent surfaces, so a mismatch between them is expected — and worth reading.

NEXRAD radar signatures Surface resolved
NEXRAD radar-signature map of the hail storm over Boone, IA on Jul 3, 2026 Radar signature field

The point detections NEXRAD recorded overhead. Each signature marks where the radar saw hail aloft — it is a detection, not a stone measured on the ground.

Max size 1" Detections 0
Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Boone, IA on Jul 3, 2026 Estimated size field

Radar-estimated hail size over the swath. The model reports the biggest stone the storm could sustain in the air; what actually fell may have been smaller.

Max size 0.75"

The storm in context

Where Jul 3, 2026 sits in Boone's hail record.

This was Boone's 7th recorded hail day, arriving 5 days after the Jun 28, 2026 storm. By severity it ranks 6th of the 14 storms we have logged here. Radar put the day's largest stone over Boone at 1" — the largest NEXRAD radar signature.

The Jul 3, 2026 convective day was bigger than Boone: the same system put hail over 1,885 other tracked cities, 182 of them in Iowa. Nearest: Ogden (5 miles west, up to 1"); Ames (13 miles east, up to 1"); Woodward (14 miles south, up to 1.5").

These maps are stills. In the app this date is one of 14 Boone 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.

Nobody on the ground filed a report over Boone for this date, which says more about who was watching than about the storm: spotter reports only exist where there is an observer. The radar surfaces above carry the evidence for this one.

Damage-capable hail signal

What 1" hail means for Boone roofs.

Quarter-size and larger hail can bruise asphalt mats, remove granules, and dent exposed soft metal. The mapped footprint identifies an inspection priority area — it does not identify which individual roofs, if any, sustained damage.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

637 homes × $12,000 avg. claim

Potential roof exposure

$7.6M

Potential roof exposure — 637 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 637 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 $134 on top of the $150 plan.

Boone hail history

14 recorded storm days in Boone, IA
Radar-estimated hail-size map of the storm over Boone, IA on Sep 14, 2026 Estimated-size surface
Storm date Boone / IA

Sep 14, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Aug 12, 2026 Estimated-size surface
Storm date Boone / IA

Aug 12, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Aug 11, 2026 Estimated-size surface
Storm date Boone / IA

Aug 11, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Aug 9, 2026 Estimated-size surface
Storm date Boone / IA

Aug 9, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Aug 4, 2026 Estimated-size surface
Storm date Boone / IA

Aug 4, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Jul 20, 2026 Estimated-size surface
Storm date Boone / IA

Jul 20, 2026

1.75"
Estimated 1.75"
1 ground report Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Jul 8, 2026 Estimated-size surface
Storm date Boone / IA

Jul 8, 2026

No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Jun 28, 2026 Estimated-size surface
Storm date Boone / IA

Jun 28, 2026

1.75"
Signatures 1.75" Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Jun 16, 2026 Estimated-size surface
Storm date Boone / IA

Jun 16, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Jun 10, 2026 Estimated-size surface
Storm date Boone / IA

Jun 10, 2026

1.25"
Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Apr 23, 2026 Estimated-size surface
Storm date Boone / IA

Apr 23, 2026

1.75"
Signatures 1.75" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Boone, IA on Apr 15, 2026 Estimated-size surface
Storm date Boone / IA

Apr 15, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
NEXRAD radar-signature map of the hail storm over Boone, IA on Apr 3, 2026 NEXRAD surface
Storm date Boone / IA

Apr 3, 2026

No ground reports filed Open report →

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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.