/ Storm field report · Graham

Hail in Fort Thomas · Sep 9, 2026

Hit 3 days ago

The estimated-size surface reached 1.25" aloft; NEXRAD logged no point detections over Fort Thomas that day. Open it on the live map to see the swath over the streets.

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Peak hail signal 1.25" ≈ half-dollar · radar-estimated size aloft
Homes in the hail footprint 0
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

Convective day · Sep 9, 2026 · noon–noon UTC

Severity

The 2nd most severe storm Fort Thomas has seen in the last 12 months

Composite score · 1.9 / 10
Storm severity score

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

1.9 /10
Peak hail signal
31 /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 Fort Thomas saw the hail — from two instruments

Sep 9, 2026 · Fort Thomas, AZ

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 Fort Thomas, AZ on Sep 9, 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 1.25"

Only the radar-estimated size surface resolved for Sep 9, 2026 — this storm produced no NEXRAD point detections over Fort Thomas, so there is one map to show, not two.

The storm in context

Where Sep 9, 2026 sits in Fort Thomas's hail record.

This was Fort Thomas's 2nd recorded hail day, arriving 30 days after the Aug 10, 2026 storm. By severity it ranks 2nd of the 2 storms we have logged here. Radar put the day's largest stone over Fort Thomas at 1.25" — radar-estimated size aloft.

The Sep 9, 2026 convective day was bigger than Fort Thomas: the same system put hail over 71 other tracked cities, 9 of them in Arizona. Nearest: Willcox (51 miles south, up to 0.75"); Dragoon (69 miles south, up to 0.5"); Benson (71 miles south, up to 1.25").

These maps are stills. In the app this date is one of 2 Fort Thomas 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 Fort Thomas 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 1.25" hail means for Fort Thomas 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

Fort Thomas hail history

2 recorded storm days in Fort Thomas, AZ

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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 10, 2026.