This alert expired on 5 September 2026 at 07:45 UTC. It is kept here as a record.
It is the 30th strongest of the 58 detections recorded within 20 km of this point since 26 March 2026. The last comparable one was on 4 September 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued September 5 at 2:39AM EDT until September 5 at 3:45AM EDT by NWS Northern Indiana
An estimated 95,798 people live within 50 km of this point.
Nearby, since 26 March 2026
- September 5, 2026 · score 32 · 4.8 km
- August 9, 2026 · score 39 · 7.9 km
- September 4, 2026 · score 37 · 9.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 32 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 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) | 32 / 100 |
| Our confidence | 81% |
| Coordinates | 41.0375, -84.0725 |
| Nearest City | Lima (33 km) |
| Population Exposed | 95.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-05T06:39:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.f620fc565cf6cefabee4889e3c530617a485eea9.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Defiance, OH; Henry, OH; Paulding, OH; Putnam, OH |
| Headline | Severe Thunderstorm Warning issued September 5 at 2:39AM EDT until September 5 at 3:45AM EDT by NWS Northern Indiana |
| Expires | 2026-09-05T03:45:00-04:00 |
| SenderName | NWS Northern Indiana |
| 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 in this area?
Calamity.live data shows a weather event with CalamityScore 32/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.