This alert expired on 16 March 2026 at 04:45 UTC. It is kept here as a record.
No stronger detection stands among the 28 recorded within 20 km of this point since 14 March 2026 — 4 others scored the same. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 16 at 12:10AM EDT until March 16 at 12:45AM EDT by NWS Northern Indiana
An estimated 53,824 people live within 50 km of this point.
Nearby, since 14 March 2026
- September 5, 2026 · score 16 · 10.6 km
- September 5, 2026 · score 28 · 20.1 km
- March 15, 2026 · score 22 · 24.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 78 % 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 | 78% |
| Coordinates | 41.9175, -84.6112 |
| Nearest City | Jackson (41 km) |
| Population Exposed | 53.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T04:10:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.38ba03a521bf7860ee70f7864b65fb53e94e96dd.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hillsdale, MI |
| Headline | Severe Thunderstorm Warning issued March 16 at 12:10AM EDT until March 16 at 12:45AM EDT by NWS Northern Indiana |
| Expires | 2026-03-16T00:45:00-04:00 |
| 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 39/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.