/ Storm field report · Geary

Hail in Alta Vista · Apr 26, 2026

NEXRAD logged 30 hail signatures up to 2.5"; the estimated-size surface reached 1.75" aloft. At 2.5" — baseball — this is a severe hail signal associated with roof damage. Open it on the live map to see the swath over the streets.

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Peak hail signal 2.5" ≈ baseball · the largest NEXRAD radar signature
Homes in the hail footprint 488
Ground reports 1 1 hail
Radar surfaces 2 NEXRAD + estimated size

Convective day · Apr 26, 2026 · noon–noon UTC

Severity

The 2nd most severe storm Alta Vista has seen in the last 12 months

Composite score · 5.3 / 10
Storm severity score

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

5.3 /10
Peak hail signal
63 /100

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

Homes exposed
54 /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 Alta Vista saw the hail — from two instruments

Apr 26, 2026 · Alta Vista, KS

The maps here read the same storm from two angles — point detections from NEXRAD, and modeled hail size aloft. Where the two disagree is informative: it marks where estimated size outran the signatures, or trailed them.

NEXRAD radar signatures Surface resolved
NEXRAD radar-signature map of the hail storm over Alta Vista, KS on Apr 26, 2026 Radar signature field

Where NEXRAD flagged hail as the storm passed — point signatures from the radar, which indicate hail overhead rather than confirm what landed.

Max size 2.5" Detections 30
Radar-estimated hail size Surface resolved
Radar-estimated hail-size map of the storm over Alta Vista, KS on Apr 26, 2026 Estimated size field

The modeled maximum hail size across the swath, derived from radar aloft — the largest stone the storm could have supported, which is not necessarily what reached the ground.

Max size 1.75"

The storm in context

Where Apr 26, 2026 sits in Alta Vista's hail record.

This was Alta Vista's 4th recorded hail day, arriving 3 days after the Apr 23, 2026 storm. By severity it ranks 2nd of the 19 storms we have logged here. Radar put the day's largest stone over Alta Vista at 2.5" — the largest NEXRAD radar signature.

The Apr 26, 2026 convective day was bigger than Alta Vista: the same system put hail over 710 other tracked cities, 277 of them in Kansas. Nearest: Alma (7 miles north, up to 2.5"); Dwight (11 miles southwest, up to 2.5"); White City (15 miles southwest, up to 1.75").

These maps are stills. In the app this date is one of 19 Alta Vista 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.

Hail reports

1 report
Hail size 1"
Alta Vista Wabaunsee County

“(TOP)”

— NOAA / SPC storm report

Severe hail signal

What 2.5" hail means for Alta Vista roofs.

Two-inch-plus hail is capable of puncturing shingles, breaking skylights or windows, and heavily denting soft materials. The strongest radar bands warrant prompt inspection, but neither the signal nor the footprint confirms damage at a specific address.

Radar reading · not confirmed damage

Roofing exposure

What this storm is worth to a roofer.

488 homes × $12,000 avg. claim

Potential roof exposure

$5.9M

Potential roof exposure — 488 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 488 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

April 2028

Claims from this storm can typically be filed until around April 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 $102 on top of the $150 plan.

Alta Vista hail history

19 recorded storm days in Alta Vista, KS
Map unavailable
NEXRAD surface
Storm date Alta Vista / KS

Sep 19, 2026

1"
Estimated 1"
2 ground reports Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Sep 12, 2026 Estimated-size surface
Storm date Alta Vista / KS

Sep 12, 2026

1.25"
Estimated 1.25"
1 ground report Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Aug 5, 2026 Estimated-size surface
Storm date Alta Vista / KS

Aug 5, 2026

1"
Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Jul 23, 2026 Estimated-size surface
Storm date Alta Vista / KS

Jul 23, 2026

1"
Signatures 1" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Jul 9, 2026 Estimated-size surface
Storm date Alta Vista / KS

Jul 9, 2026

1"
Signatures 1" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Jul 4, 2026 Estimated-size surface
Storm date Alta Vista / KS

Jul 4, 2026

2.25"
Signatures 2.25" Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Jul 3, 2026 Estimated-size surface
Storm date Alta Vista / KS

Jul 3, 2026

1"
Signatures 1" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Jun 13, 2026 Estimated-size surface
Storm date Alta Vista / KS

Jun 13, 2026

2.25"
Estimated 2.25"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Jun 8, 2026 Estimated-size surface
Storm date Alta Vista / KS

Jun 8, 2026

1"
Signatures 1" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on May 31, 2026 Estimated-size surface
Storm date Alta Vista / KS

May 31, 2026

1.75"
Signatures 1.75" Estimated 1.25"
1 ground report Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on May 30, 2026 Estimated-size surface
Storm date Alta Vista / KS

May 30, 2026

1.75"
Signatures 1.75" Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on May 29, 2026 Estimated-size surface
Storm date Alta Vista / KS

May 29, 2026

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

May 18, 2026

1.75"
Signatures 1.75" Estimated 1.5"
1 ground report Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on May 17, 2026 Estimated-size surface
Storm date Alta Vista / KS

May 17, 2026

1"
Signatures 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on May 4, 2026 Estimated-size surface
Storm date Alta Vista / KS

May 4, 2026

1"
Signatures 1" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Apr 23, 2026 Estimated-size surface
Storm date Alta Vista / KS

Apr 23, 2026

2.5"
Signatures 2.5" Estimated 1.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Mar 6, 2026 Estimated-size surface
Storm date Alta Vista / KS

Mar 6, 2026

2.75"
Signatures 2.75" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Alta Vista, KS on Mar 5, 2026 Estimated-size surface
Storm date Alta Vista / KS

Mar 5, 2026

2.5"
Signatures 2.5" Estimated 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 20, 2026.