Reported by IEM today.
It is the 130th strongest of the 189 detections recorded within 20 km of this point since 12 March 2026. The last comparable one was on 3 September 2026.
What the source measured
IEM reported: Large tree limbs snapped along Flag Marsh Rd
An estimated 3,187,747 people live within 50 km of this point.
Nearby, since 12 March 2026
- July 28, 2026 · score 46 · 2.0 km
- August 27, 2026 · score 52 · 2.8 km
- March 17, 2026 · score 52 · 3.8 km
How we know
Confirmed by 2 independent sources, including IEM.
Our own score for this event is 46 out of 100, at 63 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 63% |
| Coordinates | 39.3700, -77.0900 |
| Nearest City | Eldersburg (12 km) |
| Population Exposed | 3.2M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-04T02:35:00.000Z |
| Source | https://mesonet.agron.iastate.edu/lsr/ |
Score Breakdown
Technical Details
| TypeSummary | D |
| City | 1 ENE Watersville |
| County | Carroll |
| State | MD |
| Wfo | LWX |
| Remark | Large tree limbs snapped along Flag Marsh Rd |
| Google News RssFeed | weather |
| Google News SourceName | WBAL-TV |
| MergedSources | [{"id":"gnews_weather_496802_233","source":"google_news","severity":"medium","severityValue":40,"timestamp":1788489313000,"latitude":39.29,"longitude":-76.61}] |
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 Eldersburg?
Calamity.live data shows a weather event with CalamityScore 46/100, near Eldersburg (United States), based on data from iem. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.