Reported by SPC 167 days ago.
No stronger detection stands among the 399 recorded within 20 km of this point since 12 March 2026 — 263 others scored the same. Another comparable one was recorded here earlier the same day. 58 more were recorded here in the fortnight before it.
What the source measured
SPC reported: Wind UNK kt near Deptford Twp, Gloucester, NJ. Widespread tree and wire damage around Gloucester County. Deptford Township had most tree and wire damage within the county. Time estimated from radar. (PHI)
An estimated 3,714,117 people live within 50 km of this point.
Nearby, since 12 March 2026
- July 11, 2026 · score 52 · 4.9 km
- August 27, 2026 · score 52 · 5.6 km
- July 27, 2026 · score 52 · 8.0 km
How we know
Confirmed by 2 independent sources, including SPC.
Our own score for this event is 52 out of 100, at 77 % 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 | 77% |
| Coordinates | 39.8300, -75.1200 |
| Nearest City | Sewell (7 km) |
| Population Exposed | 3.7M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-17T03:12:00.000Z |
| Source | https://www.spc.noaa.gov/climo/reports/today.html |
Score Breakdown
Technical Details
| ReportType | wind |
| Speed | UNK |
| Location | Deptford Twp |
| County | Gloucester |
| State | NJ |
| Comments | Widespread tree and wire damage around Gloucester County. Deptford Township had most tree and wire damage within the county. Time estimated from radar. (PHI) |
| Iem TypeSummary | D |
| Iem City | Deptford Twp |
| Iem County | Gloucester |
| Iem State | NJ |
| Iem Wfo | PHI |
| Iem Remark | Widespread tree and wire damage around Gloucester County. Deptford Township had most tree and wire damage within the county. Time estimated from radar. |
| MergedSources | [{"id":"iem_D_39.830_-75.120_1773717120000","source":"iem","severity":"low","severityValue":25,"timestamp":1773717120000,"latitude":39.83,"longitude":-75.12}] |
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 52/100, near Sewell (United States), based on data from spc. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.