This alert expired on 14 June 2026 at 17:04 UTC. It is kept here as a record.
No stronger detection stands among the 39 recorded within 20 km of this point since 14 April 2026 — 11 others scored the same. Another comparable one was recorded here earlier the same day. 14 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 14 at 12:56PM EDT until June 14 at 1:00PM EDT by NWS Detroit/Pontiac MI
An estimated 2,169,655 people live within 50 km of this point.
Nearby, since 14 April 2026
- August 2, 2026 · score 46 · 8.3 km
- June 10, 2026 · score 46 · 9.1 km
- June 14, 2026 · score 52 · 12.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 52 out of 100, at 82 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 52 / 100 |
| Our confidence | 82% |
| Coordinates | 41.9922, -83.3016 |
| Nearest City | Monroe (11 km) |
| Population Exposed | 2.2M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-14T16:56:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.04670fc1d6321bd51d42363161a71e96 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Wayne, MI; Monroe, MI |
| Headline | Severe Thunderstorm Warning issued June 14 at 12:56PM EDT until June 14 at 1:00PM EDT by NWS Detroit/Pontiac MI |
| Expires | 2026-06-14T13:04:00-04:00 |
| SenderName | NWS Detroit/Pontiac MI |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.04670fc1d6321bd51d42363161a71e966b06299c.001.1","noaa_urn:oid:2.49.0.1.840.0.11b8f12c9da9f9dfe5743fd915038136acf56f9e.001.1"] |
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 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.
Want to know when something happens near Monroe?
Calamity.live data shows a weather event with CalamityScore 52/100, near Monroe (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.