Reported by IEM 29 days ago.
It is the 17th strongest of the 43 detections recorded within 20 km of this point since 4 April 2026. The last comparable one was on 6 July 2026. One more was recorded here in the fortnight before it.
What the source measured
IEM reported: 24 hour rainfall.
An estimated 2,213,665 people live within 50 km of this point.
Nearby, since 4 April 2026
- June 10, 2026 · score 46 · 1.0 km
- June 14, 2026 · score 52 · 5.7 km
- June 14, 2026 · score 52 · 8.3 km
How we know
Confirmed by 2 independent sources, including IEM.
Our own score for this event is 46 out of 100, at 87 % 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) | 46 / 100 |
| Our confidence | 87% |
| Coordinates | 42.0600, -83.2600 |
| Nearest City | Trenton (11 km) |
| Population Exposed | 2.2M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-02T12:00:00.000Z |
| Source | https://mesonet.agron.iastate.edu/lsr/ |
Score Breakdown
Technical Details
| TypeSummary | R |
| Magnitude | 1 |
| Unit | inch |
| City | South Rockwood |
| County | Monroe |
| State | MI |
| Wfo | DTX |
| Remark | 24 hour rainfall. |
| Google News RssFeed | weather |
| Google News SourceName | ClickOnDetroit | WDIV Local 4 |
| MergedSources | [{"id":"gnews_weather_496019_218","source":"google_news","severity":"medium","severityValue":40,"timestamp":1785669625000,"latitude":42.33,"longitude":-83.05}] |
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.
Calamity.live data shows a weather event with CalamityScore 46/100, near Trenton (United States), based on data from iem. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.