“(ICT)”
— NOAA / SPC storm report
Hail in Oswego · Jun 11, 2026
The estimated-size surface reached 2.25" aloft; NEXRAD logged no point detections over Oswego that day. At 2.25" — 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.
Convective day · Jun 11, 2026 · noon–noon UTC
Severity
The 2nd most severe storm Oswego 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
- 56 /100
- Homes exposed
- 56 /100
- Ground truth
- 33 /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 Oswego saw the hail — from two instruments
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.
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.
Only the radar-estimated size surface resolved for Jun 11, 2026 — this storm produced no NEXRAD point detections over Oswego, so there is one map to show, not two.
The storm in context
Where Jun 11, 2026 sits in Oswego's hail record.
This was Oswego's 9th recorded hail day, arriving 4 days after the Jun 7, 2026 storm. By severity it ranks 2nd of the 12 storms we have logged here. Radar put the day's largest stone over Oswego at 2.25" — radar-estimated size aloft.
The Jun 11, 2026 convective day was bigger than Oswego: the same system put hail over 648 other tracked cities, 12 of them in Kansas. Nearest: Saint Paul (11 miles north, up to 0.5"); Altamont (13 miles southwest, up to 1.5"); Chetopa (15 miles south, up to 1.5").
These maps are stills. In the app this date is one of 12 Oswego 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.
Hail reports
2 reports“Corrects previous hail report from Bartlett. (ICT)”
— 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.
Reports came from Bartlett — beyond Oswego itself.
Severe hail signal
What 2.25" hail means for Oswego 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.
Potential roof exposure
$7.8M
Potential roof exposure — 650 homes × the ~$12,000 industry-average hail roof claim. Exposure, not confirmed damage.
- Illustrative jobs
- 3 jobs
- Illustrative work
- ~$45K
Close just 0.5% of the 650 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 $137 on top of the $150 plan.
Oswego hail history
Other storms in Oswego.
Estimated-size surface Sep 12, 2026
1.75"
Estimated-size surface Sep 6, 2026
0.5"
Estimated-size surface Jun 25, 2026
2.5"
Estimated-size surface Jun 7, 2026
1"
Estimated-size surface May 30, 2026
1.25"
Estimated-size surface May 18, 2026
0.75"
Estimated-size surface Apr 28, 2026
1.5"
Estimated-size surface Apr 26, 2026
2.5"
Estimated-size surface Apr 15, 2026
1.5"
Estimated-size surface Apr 3, 2026
Estimated-size surface Mar 6, 2026
1"The next storm won’t wait for you.
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