/ Storm field report · St. Lawrence

Hail in De Kalb Junction · Sep 13, 2026

Hit 1 day ago

The estimated-size surface reached 0.75" aloft; NEXRAD logged no point detections over De Kalb Junction 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 42
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

Convective day · Sep 13, 2026 · noon–noon UTC

Severity

The 12th most severe storm De Kalb Junction 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
19 /100

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

Homes exposed
33 /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 De Kalb Junction saw the hail — from two instruments

Sep 13, 2026 · De Kalb Junction, NY

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 De Kalb Junction, NY on Sep 13, 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 Sep 13, 2026 — this storm produced no NEXRAD point detections over De Kalb Junction, so there is one map to show, not two.

The storm in context

Where Sep 13, 2026 sits in De Kalb Junction's hail record.

This was De Kalb Junction's 19th recorded hail day, arriving 17 days after the Aug 27, 2026 storm. By severity it ranks 12th of the 19 storms we have logged here. Radar put the day's largest stone over De Kalb Junction at 0.75" — radar-estimated size aloft.

The Sep 13, 2026 convective day was bigger than De Kalb Junction: the same system put hail over 171 other tracked cities, 8 of them in New York. Nearest: Brasher Falls (40 miles northeast, up to 0.5"); Cold Brook (85 miles south, up to 0.5"); Auburn (121 miles southwest, up to 0.75").

These maps are stills. In the app this date is one of 19 De Kalb Junction 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 De Kalb Junction. 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 De Kalb Junction 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.

42 homes × $12,000 avg. claim

Potential roof exposure

$504K

Potential roof exposure — 42 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Claim window

September 2028

Claims from this storm can typically be filed until around September 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 $9 on top of the $150 plan.

De Kalb Junction hail history

19 recorded storm days in De Kalb Junction, NY
Map unavailable
NEXRAD surface
Storm date De Kalb Junction / NY

Aug 27, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Jul 14, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Jul 14, 2026

2.75"
Estimated 2.75"
3 ground reports Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Jul 4, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Jul 4, 2026

1.25"
Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Jul 2, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Jul 2, 2026

2"
Estimated 2"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Jun 25, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Jun 25, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Jun 22, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Jun 22, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Jun 17, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Jun 17, 2026

1"
Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on May 29, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

May 29, 2026

1"
Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on May 9, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

May 9, 2026

1.25"
Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on May 1, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

May 1, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Apr 3, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Apr 3, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Mar 31, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Mar 31, 2026

2"
Estimated 2"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Mar 30, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Mar 30, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Mar 29, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Mar 29, 2026

1"
Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Mar 25, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Mar 25, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Mar 15, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Mar 15, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Mar 5, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Mar 5, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over De Kalb Junction, NY on Jan 4, 2026 Estimated-size surface
Storm date De Kalb Junction / NY

Jan 4, 2026

0.5"
Estimated 0.5"
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 14, 2026.