This alert expired on 4 July 2026 at 00:00 UTC. It is kept here as a record.
No stronger detection stands among the 54 recorded within 20 km of this point since 16 March 2026 — 21 others scored the same. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 3 at 7:42PM EDT until July 3 at 8:00PM EDT by NWS Detroit/Pontiac MI
An estimated 393,763 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 11, 2026 · score 43 · 12.1 km
- July 3, 2026 · score 43 · 12.8 km
- June 14, 2026 · score 43 · 12.8 km
How we know
Confirmed by 7 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 89 % 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) | 43 / 100 |
| Our confidence | 89% |
| Coordinates | 41.6089, -83.4345 |
| Nearest City | Oregon (6 km) |
| Population Exposed | 393.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-03T23:42:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.1a9a6d1675ffd1e54a6c775be040acb8 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | St. Clair, MI; Macomb, MI; Hancock, OH; Seneca, OH; Wood, OH and 3 more areas |
| Headline | Severe Thunderstorm Warning issued July 3 at 7:42PM EDT until July 3 at 8:00PM EDT by NWS Detroit/Pontiac MI |
| Expires | 2026-07-03T20:00:00-04:00 |
| SenderName | NWS Detroit/Pontiac MI |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.1a9a6d1675ffd1e54a6c775be040acb89ab010cd.001.1","noaa_urn:oid:2.49.0.1.840.0.915e12508b2ccdc6b87bfbc1a1708d36983c38d2.001.1","noaa_urn:oid:2.49.0.1.840.0.224226d70fa7dc68a326f74588e93f12b72b2960.001.1","noaa_urn:oid:2.49.0.1.840.0.1a1c73ca244828473f9fdb710c25788fde59c93b.001.1","noaa_urn:oid:2.49.0.1.840.0.63b645e3c4b18fe27674af649b1474fdfc559baf.002.1","noaa_urn:oid:2.49.0.1.840.0.299ae38aa78ebc9ce113c5fe5d438f1b4af9eca4.001.1"] |
| Iem TypeSummary | D |
| Iem City | Gibsonburg |
| Iem County | Sandusky |
| Iem State | OH |
| Iem Wfo | CLE |
| Iem Remark | Multiple trees and powerlines down around the village. Time estimated via radar. |
| MergedSources | [{"id":"iem_M_41.690_-83.470_1783118160000","source":"iem","severity":"low","severityValue":25,"timestamp":1783118160000,"latitude":41.69,"longitude":-83.47},{"id":"iem_G_42.230_-83.330_1783117560000","source":"iem","severity":"low","severityValue":25,"timestamp":1783117560000,"latitude":42.23,"longitude":-83.33},{"id":"iem_G_42.240_-83.530_1783115940000","source":"iem","severity":"low","severityValue":25,"timestamp":1783115940000,"latitude":42.24,"longitude":-83.53},{"id":"iem_D_42.260_-83.580_1783115760000","source":"iem","severity":"low","severityValue":25,"timestamp":1783115760000,"latitude":42.26,"longitude":-83.58},{"id":"iem_G_41.940_-83.430_1783115580000","source":"iem","severity":"low","severityValue":25,"timestamp":1783115580000,"latitude":41.94,"longitude":-83.43},{"id":"iem_D_41.380_-83.320_1783118880000","source":"iem","severity":"low","severityValue":25,"timestamp":1783118880000,"latitude":41.38,"longitude":-83.32}] |
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 near Oregon?
Calamity.live data shows a weather event with CalamityScore 43/100, near Oregon (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.