This alert expired on 17 June 2026 at 01:45 UTC. It is kept here as a record.
It is the 4th strongest of the 16 detections recorded within 20 km of this point since 26 March 2026. The last comparable one was on 18 May 2026.
What the source measured
NOAA reported: Tornado Warning issued June 16 at 9:01PM EDT until June 16 at 9:45PM EDT by NWS Northern Indiana
Nearby, since 26 March 2026
- June 17, 2026 · score 58 · 12.6 km
- July 3, 2026 · score 16 · 16.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 46 out of 100, at 60 % 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 | Critical |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 60% |
| Coordinates | 41.5500, -84.8880 |
| Nearest City | Fort Wayne (51 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-17T01:01:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.3a26130057dfeef76104821eb9c5937399306778.001.1 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | De Kalb, IN; Steuben, IN; Williams, OH |
| Headline | Tornado Warning issued June 16 at 9:01PM EDT until June 16 at 9:45PM EDT by NWS Northern Indiana |
| Expires | 2026-06-16T21:45:00-04:00 |
| SenderName | NWS Northern Indiana |
| HasExactCoords | true |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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 46/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.