/ Storm field report · Guthrie

Hail in Guthrie Center · Sep 6, 2026

Hit 8 days ago

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

Convective day · Sep 6, 2026 · noon–noon UTC

Severity

The 13th most severe storm Guthrie Center has seen in the last 12 months

Composite score · 0.8 / 10
Storm severity score

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

0.8 /10
Peak hail signal
13 /100

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

Homes exposed
0 /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

Sep 6, 2026 · Guthrie Center, 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.

Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Guthrie Center, IA on Sep 6, 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 0.5"

Only the radar-estimated size surface resolved for Sep 6, 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 Sep 6, 2026 sits in Guthrie Center's hail record.

This was Guthrie Center's 14th recorded hail day, arriving 24 days after the Aug 13, 2026 storm. By severity it ranks 13th of the 14 storms we have logged here. Radar put the day's largest stone over Guthrie Center at 0.5" — radar-estimated size aloft.

The Sep 6, 2026 convective day was bigger than Guthrie Center: the same system put hail over 608 other tracked cities, 72 of them in Iowa. Nearest: Bayard (9 miles northeast, up to 0.5"); Exira (12 miles southwest, up to 1"); Audubon (13 miles west, up to 1").

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.

Nobody on the ground filed a report over Guthrie Center 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.

Below the severe threshold

What 0.5" hail means for Guthrie Center 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

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 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 20, 2026 Estimated-size surface
Storm date Guthrie Center / IA

Jul 20, 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.