/ Storm field report · Chautauqua

Hail in Sedan · Jul 4, 2026

NEXRAD logged 0 hail signatures up to 1"; the estimated-size surface reached 0.75" aloft. 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 852
Ground reports 1 1 wind
Radar surfaces 2 NEXRAD + estimated size

Convective day · Jul 4, 2026 · noon–noon UTC

Severity

The 6th most severe storm Sedan has seen in the last 12 months

Composite score · 3.2 / 10
Storm severity score

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

3.2 /10
Peak hail signal
25 /100

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

Homes exposed
59 /100

How many homes sit inside the storm's footprint.

Ground truth
17 /100

Independent storm reports filed with the NWS.

Evidence / storm surfaces

How Sedan saw the hail — from two instruments

Jul 4, 2026 · Sedan, KS

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.

NEXRAD radar signatures Surface resolved
NEXRAD radar-signature map of the hail storm over Sedan, KS on Jul 4, 2026 Radar signature field

NEXRAD radar signatures — the point detections the storm produced overhead. A signature is where the radar saw hail, not a confirmed stone on the ground.

Max size 1" Detections 0
Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Sedan, KS on Jul 4, 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"

The storm in context

Where Jul 4, 2026 sits in Sedan's hail record.

This was Sedan's 13th recorded hail day, arriving 8 days after the Jun 26, 2026 storm. By severity it ranks 6th of the 15 storms we have logged here. Radar put the day's largest stone over Sedan at 1" — the largest NEXRAD radar signature.

The Jul 4, 2026 convective day was bigger than Sedan: the same system put hail over 2,035 other tracked cities, 132 of them in Kansas. Nearest: Peru (6 miles east, up to 1"); Pawhuska (11 miles south, up to 1.75"); Niotaze (11 miles east, up to 1").

These maps are stills. In the app this date is one of 15 Sedan 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

1 report 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.

Wind reports

1 report
Wind gust 60 mph
Chautauqua Chautauqua County

“(ICT)”

— NOAA / SPC storm report

Storm forensics

How the storm moved

Timing and place names from NOAA ground reports

Read from the arrival times and locations of the NOAA ground reports, not a radar-measured storm track.

Reports came from Chautauqua — beyond Sedan itself.

Damage-capable hail signal

What 1" hail means for Sedan 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

Roofing exposure

What this storm is worth to a roofer.

852 homes × $12,000 avg. claim

Potential roof exposure

$10M

Potential roof exposure — 852 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
4 jobs
Illustrative work
~$60K

Close just 0.5% of the 852 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 $179 on top of the $150 plan.

Sedan hail history

15 recorded storm days in Sedan, KS
Map unavailable
NEXRAD surface
Storm date Sedan / KS

Sep 12, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on Aug 20, 2026 Estimated-size surface
Storm date Sedan / KS

Aug 20, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on Jun 26, 2026 Estimated-size surface
Storm date Sedan / KS

Jun 26, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on Jun 18, 2026 Estimated-size surface
Storm date Sedan / KS

Jun 18, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on May 31, 2026 Estimated-size surface
Storm date Sedan / KS

May 31, 2026

1.75"
Signatures 1.75" Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on May 18, 2026 Estimated-size surface
Storm date Sedan / KS

May 18, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on May 8, 2026 Estimated-size surface
Storm date Sedan / KS

May 8, 2026

0.75"
Signatures 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on May 4, 2026 Estimated-size surface
Storm date Sedan / KS

May 4, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on Apr 26, 2026 Estimated-size surface
Storm date Sedan / KS

Apr 26, 2026

2.25"
Signatures 2.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on Apr 25, 2026 Estimated-size surface
Storm date Sedan / KS

Apr 25, 2026

2.25"
Signatures 2.25" Estimated 1.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on Apr 23, 2026 Estimated-size surface
Storm date Sedan / KS

Apr 23, 2026

No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on Apr 17, 2026 Estimated-size surface
Storm date Sedan / KS

Apr 17, 2026

3"
Signatures 3" Estimated 1.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on Apr 3, 2026 Estimated-size surface
Storm date Sedan / KS

Apr 3, 2026

2.5"
Signatures 2.5" Estimated 1.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Sedan, KS on Mar 3, 2026 Estimated-size surface
Storm date Sedan / KS

Mar 3, 2026

1"
Signatures 1"
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 13, 2026.