/ Storm field report · Sumner

Hail in South Haven · Jun 21, 2026

The estimated-size surface reached 1.25" aloft; NEXRAD logged no point detections over South Haven 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 328
Ground reports 0 none filed
Radar surfaces 1 Estimated size only

Convective day · Jun 21, 2026 · noon–noon UTC

Severity

The 8th most severe storm South Haven has seen in the last 12 months

Composite score · 3.1 / 10
Storm severity score

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

3.1 /10
Peak hail signal
31 /100

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

Homes exposed
50 /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 South Haven saw the hail — from two instruments

Jun 21, 2026 · South Haven, KS

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 South Haven, KS on Jun 21, 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 Jun 21, 2026 — this storm produced no NEXRAD point detections over South Haven, so there is one map to show, not two.

The storm in context

Where Jun 21, 2026 sits in South Haven's hail record.

This was South Haven's 13th recorded hail day, arriving 1 day after the Jun 20, 2026 storm. By severity it ranks 8th of the 17 storms we have logged here. Radar put the day's largest stone over South Haven at 1.25" — radar-estimated size aloft.

The Jun 21, 2026 convective day was bigger than South Haven: the same system put hail over 415 other tracked cities, 74 of them in Kansas. Nearest: Braman (7 miles south, up to 1.25"); Deer Creek (18 miles southwest, up to 1.25"); Wellington (21 miles north, up to 1").

These maps are stills. In the app this date is one of 17 South Haven 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 South Haven. 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.

Damage-capable hail signal

What 1.25" hail means for South Haven 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.

328 homes × $12,000 avg. claim

Potential roof exposure

$3.9M

Potential roof exposure — 328 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
2 jobs
Illustrative work
~$30K

Close just 0.5% of the 328 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

June 2028

Claims from this storm can typically be filed until around June 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 $69 on top of the $150 plan.

South Haven hail history

17 recorded storm days in South Haven, KS
Radar-estimated hail-size map of the storm over South Haven, KS on Aug 21, 2026 Estimated-size surface
Storm date South Haven / KS

Aug 21, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Jul 11, 2026 Estimated-size surface
Storm date South Haven / KS

Jul 11, 2026

1.75"
Signatures 1.75" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Jul 4, 2026 Estimated-size surface
Storm date South Haven / KS

Jul 4, 2026

2.5"
Signatures 2.5" Estimated 1.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Jun 25, 2026 Estimated-size surface
Storm date South Haven / KS

Jun 25, 2026

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

Jun 20, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Jun 18, 2026 Estimated-size surface
Storm date South Haven / KS

Jun 18, 2026

1"
Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Jun 13, 2026 Estimated-size surface
Storm date South Haven / KS

Jun 13, 2026

1.5"
Estimated 1.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Jun 4, 2026 Estimated-size surface
Storm date South Haven / KS

Jun 4, 2026

1.5"
Signatures 1.5" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on May 30, 2026 Estimated-size surface
Storm date South Haven / KS

May 30, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
NEXRAD radar-signature map of the hail storm over South Haven, KS on May 29, 2026 NEXRAD surface
Storm date South Haven / KS

May 29, 2026

0.75"
Signatures 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on May 18, 2026 Estimated-size surface
Storm date South Haven / KS

May 18, 2026

1.5"
Estimated 1.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Apr 23, 2026 Estimated-size surface
Storm date South Haven / KS

Apr 23, 2026

2.5"
Signatures 2.5" Estimated 1.5"
1 ground report Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Apr 17, 2026 Estimated-size surface
Storm date South Haven / KS

Apr 17, 2026

2"
Signatures 2" Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Apr 3, 2026 Estimated-size surface
Storm date South Haven / KS

Apr 3, 2026

1"
Signatures 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over South Haven, KS on Mar 10, 2026 Estimated-size surface
Storm date South Haven / KS

Mar 10, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
NEXRAD radar-signature map of the hail storm over South Haven, KS on Mar 5, 2026 NEXRAD surface
Storm date South Haven / KS

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 Aug 22, 2026.