/ Storm field report · Sumner

Hail in Conway Springs · May 18, 2026

The estimated-size surface reached 2" aloft; NEXRAD logged no point detections over Conway Springs that day. At 2" — tennis ball — 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" ≈ tennis ball · radar-estimated size aloft
Homes in the hail footprint 2,188
Ground reports 2 1 hail · 1 wind
Radar surfaces 1 Estimated size only

Convective day · May 18, 2026 · noon–noon UTC

Severity

The most severe storm Conway Springs has seen in the last 12 months

Composite score · 5.2 / 10
Storm severity score

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

5.2 /10
Peak hail signal
50 /100

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

Homes exposed
67 /100

How many homes sit inside the storm's footprint.

Ground truth
33 /100

Independent storm reports filed with the NWS.

Evidence / storm surfaces

How Conway Springs saw the hail — from two instruments

May 18, 2026 · Conway Springs, 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 Conway Springs, KS on May 18, 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 2"

Only the radar-estimated size surface resolved for May 18, 2026 — this storm produced no NEXRAD point detections over Conway Springs, so there is one map to show, not two.

The storm in context

Where May 18, 2026 sits in Conway Springs's hail record.

This was Conway Springs's 3rd recorded hail day, arriving 31 days after the Apr 17, 2026 storm. By severity it ranks 1st of the 12 storms we have logged here. Radar put the day's largest stone over Conway Springs at 2" — radar-estimated size aloft.

The May 18, 2026 convective day was bigger than Conway Springs: the same system put hail over 726 other tracked cities, 258 of them in Kansas. Nearest: Mayfield (7 miles south, up to 1.75"); Clearwater (9 miles northeast, up to 1"); Viola (9 miles northwest, up to 1.25").

These maps are stills. In the app this date is one of 12 Conway Springs 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

2 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.

Hail reports

1 report
Hail size 1"
Conway Springs Sumner County

“Dimes with some quarters. (ICT)”

— NOAA / SPC storm report

Wind reports

1 report
Wind gust 65 mph
Conway Springs Sumner 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.

Hail was reported over 27 minutes, from to .

Severe hail signal

What 2" hail means for Conway Springs 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.

2,188 homes × $12,000 avg. claim

Potential roof exposure

$26M

Potential roof exposure — 2,188 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.

Illustrative jobs
11 jobs
Illustrative work
~$165K

Close just 0.5% of the 2,188 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

May 2028

Claims from this storm can typically be filed until around May 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 $459 on top of the $150 plan.

Conway Springs hail history

12 recorded storm days in Conway Springs, KS
Radar-estimated hail-size map of the storm over Conway Springs, KS on Sep 15, 2026 Estimated-size surface
Storm date Conway Springs / KS

Sep 15, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on Aug 22, 2026 Estimated-size surface
Storm date Conway Springs / KS

Aug 22, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on Aug 21, 2026 Estimated-size surface
Storm date Conway Springs / KS

Aug 21, 2026

0.75"
Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on Aug 6, 2026 Estimated-size surface
Storm date Conway Springs / KS

Aug 6, 2026

0.5"
Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on Jul 9, 2026 Estimated-size surface
Storm date Conway Springs / KS

Jul 9, 2026

2.25"
Signatures 2.25" Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on Jun 25, 2026 Estimated-size surface
Storm date Conway Springs / KS

Jun 25, 2026

1"
Signatures 1" Estimated 0.75"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on Jun 18, 2026 Estimated-size surface
Storm date Conway Springs / KS

Jun 18, 2026

1"
Estimated 1"
1 ground report Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on May 31, 2026 Estimated-size surface
Storm date Conway Springs / KS

May 31, 2026

1"
Signatures 1" Estimated 0.5"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on May 30, 2026 Estimated-size surface
Storm date Conway Springs / KS

May 30, 2026

2"
Signatures 2" Estimated 1"
No ground reports filed Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on Apr 17, 2026 Estimated-size surface
Storm date Conway Springs / KS

Apr 17, 2026

2.25"
Signatures 2.25" Estimated 1.5"
1 ground report Open report →
Radar-estimated hail-size map of the storm over Conway Springs, KS on Mar 10, 2026 Estimated-size surface
Storm date Conway Springs / KS

Mar 10, 2026

0.75"
Estimated 0.75"
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 16, 2026.