/ Storm field report · Guthrie

Hail in Guthrie Center · Jul 20, 2026

The estimated-size surface reached 0.75" aloft; NEXRAD logged no point detections over Guthrie Center 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 442
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

Convective day · Jul 20, 2026 · noon–noon UTC

Severity

The 7th most severe storm Guthrie Center has seen in the last 12 months

Composite score · 2.4 / 10
Storm severity score

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

2.4 /10
Peak hail signal
19 /100

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

Homes exposed
53 /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 Guthrie Center saw the hail — from two instruments

Jul 20, 2026 · Guthrie Center, 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 Guthrie Center, IA on Jul 20, 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 Jul 20, 2026 — this storm produced no NEXRAD point detections over Guthrie Center, so there is one map to show, not two.

The storm in context

Where Jul 20, 2026 sits in Guthrie Center's hail record.

This was Guthrie Center's 12th recorded hail day, arriving 16 days after the Jul 4, 2026 storm. By severity it ranks 7th of the 14 storms we have logged here. Radar put the day's largest stone over Guthrie Center at 0.75" — radar-estimated size aloft.

The Jul 20, 2026 convective day was bigger than Guthrie Center: the same system put hail over 553 other tracked cities, 178 of them in Iowa. Nearest: Panora (10 miles east, up to 0.5"); Casey (15 miles south, up to 0.75"); Adair (15 miles south, up to 0.75").

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

No ground reports were filed with the National Weather Service for this storm over Guthrie Center. That is common: a report depends on someone being there to see it and take the time to call it in. The radar surfaces above are the record here — the storm was detected from above even though no one on the ground logged it.

Near the severe threshold

What 0.75" hail means for Guthrie Center 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.

442 homes × $12,000 avg. claim

Potential roof exposure

$5.3M

Potential roof exposure — 442 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
2 jobs
Illustrative work
~$30K

Close just 0.5% of the 442 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 $93 on top of the $150 plan.

Guthrie Center hail history

14 recorded storm days in Guthrie Center, IA
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Sep 6, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Sep 6, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Aug 13, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Aug 13, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Jul 4, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Jul 4, 2026

1.5"
Signatures 1.5" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Jul 3, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Jul 3, 2026

1"
Signatures 1" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Jul 2, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Jul 2, 2026

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

Jun 11, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Jun 10, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Jun 10, 2026

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

May 15, 2026

1.75"
Signatures 1.75" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Apr 23, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Apr 23, 2026

1.75"
Signatures 1.75" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Apr 15, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Apr 15, 2026

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

Apr 3, 2026

1"
Signatures 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Mar 30, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Mar 30, 2026

1.75"
Signatures 1.75" Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Mar 5, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Mar 5, 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 7, 2026.