/ Storm field report · Lewis

Hail in Lowville · Jul 1, 2026

NEXRAD logged 0 hail signatures up to 1"; the estimated-size surface had no signal that day. 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 0
Ground reports 0 none filed
Radar surfaces 1 NEXRAD only

Convective day · Jul 1, 2026 · noon–noon UTC

Severity

The 3rd most severe storm Lowville has seen in the last 12 months

Composite score · 1.5 / 10
Storm severity score

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

1.5 /10
Peak hail signal
25 /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 Lowville saw the hail — from two instruments

Jul 1, 2026 · Lowville, NY

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 Lowville, NY on Jul 1, 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

Only the NEXRAD radar-signature surface resolved for Jul 1, 2026 — the estimated-size swath had no hail signal to model for this storm, so there is one map to show, not two.

The storm in context

Where Jul 1, 2026 sits in Lowville's hail record.

This was Lowville's 2nd recorded hail day, arriving 168 days after the Jan 14, 2026 storm. By severity it ranks 3rd of the 4 storms we have logged here. Radar put the day's largest stone over Lowville at 1" — the largest NEXRAD radar signature.

The Jul 1, 2026 convective day was bigger than Lowville: the same system put hail over 1,147 other tracked cities, 121 of them in New York. Nearest: Copenhagen (7 miles north, up to 1"); Castorland (9 miles northeast, up to 0"); Carthage (15 miles north, up to 0.5").

These maps are stills. In the app this date is one of 4 Lowville 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 Lowville 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 Lowville 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

Lowville hail history

4 recorded storm days in Lowville, NY

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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 Aug 3, 2026.