This alert expired on 3 September 2026 at 10:00 UTC. It is kept here as a record.
It is the 12th strongest of the 36 detections recorded within 20 km of this point since 17 March 2026. Another comparable one was recorded here earlier the same day.
What the source measured
NOAA reported: Special Marine Warning issued September 3 at 5:07AM EDT until September 3 at 6:00AM EDT by NWS Cleveland OH
An estimated 361,952 people live within 50 km of this point.
Nearby, since 17 March 2026
- July 18, 2026 · score 48 · 6.4 km
- July 21, 2026 · score 43 · 8.9 km
- May 9, 2026 · score 48 · 10.5 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 37 out of 100, at 92 % 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 | Medium |
| Calamity Score (ours) | 37 / 100 |
| Our confidence | 92% |
| Coordinates | 41.8244, -81.1995 |
| Nearest City | Painesville (12 km) |
| Population Exposed | 362.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-03T09:07:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.1fb5313ba21d04402646f78850a5f8111b41d0a9.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Willowick to Geneva-on-the Lake OH; Geneva-on-the-Lake to Conneaut OH; Geneva-on-the-Lake to Conneaut OH beyond 5 nm off shoreline to US-Canadian border; Vermilion to Avon Point OH; Avon Point to Willowick OH; Willowick to Geneva-on-the Lake OH; Vermilion to Avon Point OH beyond 5 nm off shoreline to US-Canadian border; Avon Point to Willowick OH beyond 5 nm off shoreline to US-Canadian border; Willowick to Geneva-on-the-Lake OH beyond 5NM off shoreline to US-Canadian border |
| Headline | Special Marine Warning issued September 3 at 5:07AM EDT until September 3 at 6:00AM EDT by NWS Cleveland OH |
| Expires | 2026-09-03T06:00:00-04:00 |
| SenderName | NWS Cleveland OH |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.1fb5313ba21d04402646f78850a5f8111b41d0a9.001.1","noaa_urn:oid:2.49.0.1.840.0.90e05e6aced3d37bb72a50f63ea78a02c0cb3774.001.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 5 ESE Geneva |
| Spc County | Ashtabula |
| Spc State | OH |
| Spc Comments | Local public safety scanner reported a tree down and partially blocking the roadway on Clay Street near State Route 45. Time estimated via radar. (CLE) |
| Iem TypeSummary | D |
| Iem City | 5 ESE Geneva |
| Iem County | Ashtabula |
| Iem State | OH |
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 Painesville?
Calamity.live data shows a weather event with CalamityScore 37/100, near Painesville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.