This alert expired on 3 September 2026 at 20:00 UTC. It is kept here as a record.
No stronger detection stands among the 112 recorded within 20 km of this point since 12 March 2026 — one other scored the same. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 3 at 3:48PM EDT until September 3 at 4:00PM EDT by NWS Pittsburgh PA
An estimated 1,414,814 people live within 50 km of this point.
Nearby, since 12 March 2026
- July 6, 2026 · score 52 · 2.4 km
- June 25, 2026 · score 46 · 2.6 km
- September 3, 2026 · score 58 · 2.9 km
How we know
Confirmed by 4 independent sources, including NOAA.
Our own score for this event is 58 out of 100, at 91 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | High |
| Calamity Score (ours) | 58 / 100 |
| Our confidence | 91% |
| Coordinates | 41.4741, -82.0235 |
| Nearest City | Avon Center (2 km) |
| Population Exposed | 1.4M within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-09-03T19:48:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.1fea913cca23e3afd24755321174f76da6d3863d.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Coshocton, OH; Muskingum, OH; Guernsey, OH; Muskingum, OH; Cuyahoga, OH; Geauga, OH; Portage, OH; Summit, OH and 8 more areas |
| Headline | Severe Thunderstorm Warning issued September 3 at 3:48PM EDT until September 3 at 4:00PM EDT by NWS Pittsburgh PA |
| Expires | 2026-09-03T16:00:00-04:00 |
| SenderName | NWS Pittsburgh PA |
| HasExactCoords | true |
| MergedCount | 11 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.1fea913cca23e3afd24755321174f76da6d3863d.001.1","noaa_urn:oid:2.49.0.1.840.0.91b384c2d590294daddbaa9548ac2a8da307fe50.001.1","noaa_urn:oid:2.49.0.1.840.0.2bcaa0ac7d0169ba22ab15daeb56b582632d399f.002.1","noaa_urn:oid:2.49.0.1.840.0.c0567b644b21968c6056c55552d466b0f3bddd2f.001.1","noaa_urn:oid:2.49.0.1.840.0.a2497810a5b9303d34dce944c0b69b35a4de21c1.001.1","noaa_urn:oid:2.49.0.1.840.0.575c6152a0ff0c5ec6c345bd61696b240b1afcaf.001.1","noaa_urn:oid:2.49.0.1.840.0.540d53bed8130074f0705358e0f88e55537e56b1.001.1","noaa_urn:oid:2.49.0.1.840.0.f93d1a93a82303f29e943ee8a1c972e5411e32ee.001.1","noaa_urn:oid:2.49.0.1.840.0.fc335cff9a71637ff38f293ba10d7acc7b242d02.001.1","noaa_urn:oid:2.49.0.1.840.0.126f2929668bf26b51236589cecdf74d3c5310f8.001.1","noaa_urn:oid:2.49.0.1.840.0.da80ef803e32c94b75ced956de49cdc901b3383c.001.1"] |
| Spc ReportType | hail |
| Spc Speed | 175 |
| Spc Location | 1 N Lakemore |
| Spc County | Summit |
| Spc State | OH |
| Spc Comments | (CLE) |
| Iem TypeSummary | G |
| Iem Magnitude | 53 |
| Iem Unit | MPH |
| Iem City | 1 NNE Cleveland |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Want to know when something happens near Avon Center?
Calamity.live data shows a weather event with CalamityScore 58/100, near Avon Center (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.