This alert expired on 12 August 2026 at 16:30 UTC. It is kept here as a record.
It is the strongest of the 13 detections recorded within 20 km of this point since 17 March 2026. The last comparable one was on 11 August 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 12 at 11:48AM EDT until August 12 at 12:30PM EDT by NWS Cleveland OH
An estimated 96,709 people live within 50 km of this point.
How we know
Confirmed by 9 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 90 % 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) | 39 / 100 |
| Our confidence | 90% |
| Coordinates | 40.8917, -83.6550 |
| Nearest City | Findlay (16 km) |
| Population Exposed | 96.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-12T15:48:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.c7f956b2a33ae0093b44338a9d1a417ef90e29d9.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hancock, OH; Wyandot, OH |
| Headline | Severe Thunderstorm Warning issued August 12 at 11:48AM EDT until August 12 at 12:30PM EDT by NWS Cleveland OH |
| Expires | 2026-08-12T12:30:00-04:00 |
| SenderName | NWS Cleveland OH |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 1 |
| Iem Unit | Inch |
| Iem City | 1 SSE Lima |
| Iem County | Allen |
| Iem State | OH |
| Iem Wfo | IWX |
| Iem Remark | Photo on the south side of Lima showing quarter size hail. Time estimated via radar. |
| MergedSources | [{"id":"iem_H_40.740_-84.080_1786542720000","source":"iem","severity":"low","severityValue":25,"timestamp":1786542720000,"latitude":40.74,"longitude":-84.08},{"id":"iem_H_40.680_-84.130_1786542300000","source":"iem","severity":"low","severityValue":25,"timestamp":1786542300000,"latitude":40.68,"longitude":-84.13},{"id":"iem_H_40.790_-84.200_1786541940000","source":"iem","severity":"low","severityValue":25,"timestamp":1786541940000,"latitude":40.79,"longitude":-84.2},{"id":"iem_H_40.740_-84.130_1786542060000","source":"iem","severity":"low","severityValue":25,"timestamp":1786542060000,"latitude":40.74,"longitude":-84.13},{"id":"iem_H_40.770_-84.330_1786541640000","source":"iem","severity":"low","severityValue":25,"timestamp":1786541640000,"latitude":40.77,"longitude":-84.33},{"id":"iem_H_40.740_-84.110_1786542360000","source":"iem","severity":"low","severityValue":25,"timestamp":1786542360000,"latitude":40.74,"longitude":-84.11},{"id":"iem_H_40.740_-84.100_1786542300000","source":"iem","severity":"low","severityValue":25,"timestamp":1786542300000,"latitude":40.74,"longitude":-84.1},{"id":"iem_H_40.720_-84.100_1786542360000","source":"iem","severity":"low","severityValue":25,"timestamp":1786542360000,"latitude":40.72,"longitude":-84.1}] |
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 Findlay?
Calamity.live data shows a weather event with CalamityScore 39/100, near Findlay (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.