This alert expired on 9 June 2026 at 19:00 UTC. It is kept here as a record.
No stronger detection stands among the 33 recorded within 20 km of this point since 4 April 2026 — one other scored the same. The last comparable one was on 19 May 2026.
What the source measured
NOAA reported: Tornado Warning issued June 9 at 2:20PM EDT until June 9 at 3:00PM EDT by NWS Detroit/Pontiac MI
An estimated 3,112,588 people live within 50 km of this point.
Nearby, since 4 April 2026
- April 15, 2026 · score 52 · 2.3 km
- June 14, 2026 · score 52 · 6.1 km
- June 9, 2026 · score 76 · 6.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 76 out of 100, at 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | critical |
| Calamity Score (ours) | 76 / 100 |
| Our confidence | 81% |
| Coordinates | 42.2282, -83.1764 |
| Nearest City | Southgate (2 km) |
| Population Exposed | 3.1M within 50 km |
| Impact Tier | catastrophic |
| Timestamp | 2026-06-09T18:20:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.4c1956d7c0380676e13c80af4e4f3c593b1c27dd.001.1 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Wayne, MI |
| Headline | Tornado Warning issued June 9 at 2:20PM EDT until June 9 at 3:00PM EDT by NWS Detroit/Pontiac MI |
| Expires | 2026-06-09T15:00:00-04:00 |
| SenderName | NWS Detroit/Pontiac MI |
| 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 10 February 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.
Calamity.live data shows a weather event with CalamityScore 76/100, near Southgate (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.