This alert expired on 12 June 2026 at 07:02 UTC. It is kept here as a record.
It is the 5th strongest of the 37 detections recorded within 20 km of this point since 31 March 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 12 at 2:52AM EDT until June 12 at 3:00AM EDT by NWS Cleveland OH
An estimated 725,319 people live within 50 km of this point.
Nearby, since 31 March 2026
- June 14, 2026 · score 48 · 6.9 km
- June 14, 2026 · score 43 · 9.4 km
- July 10, 2026 · score 48 · 12.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 out of 100, at 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 48 / 100 |
| Our confidence | 81% |
| Coordinates | 41.9014, -81.4886 |
| Nearest City | Eastlake (28 km) |
| Population Exposed | 725.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-12T06:52:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5d77757c17a4ec1a1656f6fa7f97844ed3d7e396.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Avon Point to Willowick OH; Willowick to Geneva-on-the Lake OH; 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 June 12 at 2:52AM EDT until June 12 at 3:00AM EDT by NWS Cleveland OH |
| Expires | 2026-06-12T03:02:00-04:00 |
| SenderName | NWS Cleveland OH |
| HasExactCoords | true |
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 Eastlake?
Calamity.live data shows a weather event with CalamityScore 48/100, near Eastlake (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.