“Mesonet station UP840 9.0 W Winona (UPR). (GLD)”
— NOAA / SPC storm report
Hail in Wallace · Jun 20, 2026
Convective day · Jun 20, 2026 · noon–noon UTC
Severity
The 4th most severe storm Wallace has seen in the last 12 months
Overview's storm severity score weighs hailstone size, homes in the footprint, and ground-truth reports.
- Peak hail signal
- 31 /100
- Homes exposed
- 41 /100
- Ground truth
- 100 /100
Largest radar-indicated size — a signal of damage potential, not confirmation.
How many homes sit inside the storm's footprint.
Independent storm reports filed with the NWS.
Evidence / storm surfaces
How Wallace saw the hail — from two instruments
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.
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.
Only the radar-estimated size surface resolved for Jun 20, 2026 — this storm produced no NEXRAD point detections over Wallace, so there is one map to show, not two.
The storm in context
Where Jun 20, 2026 sits in Wallace's hail record.
This was Wallace's 3rd recorded hail day, arriving 8 days after the Jun 12, 2026 storm. By severity it ranks 4th of the 9 storms we have logged here. Radar put the day's largest stone over Wallace at 1.25" — radar-estimated size aloft.
The Jun 20, 2026 convective day was bigger than Wallace: the same system put hail over 298 other tracked cities, 121 of them in Kansas. Nearest: Sharon Springs (13 miles southwest, up to 0.75"); Winona (24 miles northeast, up to 2.75"); Goodland (30 miles north, up to 1.75").
These maps are stills. In the app this date is one of 9 Wallace 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
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
6 reports“UP840. (GLD)”
— NOAA / SPC storm report
“Mesonet station UP840 9.0 W Winona (UPR). (GLD)”
— NOAA / SPC storm report
“Mesonet station UP840 9.0 W Winona (UPR). (GLD)”
— NOAA / SPC storm report
“AWN; ambient_d9d4ce285316fd14bdfc93c7339dde25. (GLD)”
— NOAA / SPC storm report
“AWN; Section 17 McAllaster. (GLD)”
— NOAA / SPC storm report
Storm forensics
How the storm moved
Read from the arrival times and locations of the NOAA ground reports, not a radar-measured storm track.
Hail was reported over 93 minutes, from to .
Reports came from Winona — beyond Wallace itself.
Damage-capable hail signal
What 1.25" hail means for Wallace 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.
Potential roof exposure
$1.4M
Potential roof exposure — 116 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.
- Illustrative jobs
- 1 job
- Illustrative work
- ~$15K
Close just 0.5% of the 116 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 $24 on top of the $150 plan.
Wallace hail history
Other storms in Wallace.
Estimated-size surface Aug 30, 2026
0.75"
Estimated-size surface Aug 19, 2026
1"
Estimated-size surface Jul 23, 2026
2.5"
Estimated-size surface Jul 9, 2026
1"
Estimated-size surface Jun 30, 2026
2.5"
Estimated-size surface Jun 21, 2026
1.25"
Estimated-size surface Jun 12, 2026
1"
Estimated-size surface Jun 1, 2026
2.75"The next storm won’t wait for you.
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