Right now
The most recent data we hold from NOAA arrived 3 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 6 July 2026 at 04:00 UTC. It is kept here as a record.
It is the 22nd strongest of the 175 detections recorded within 20 km of this point since 11 March 2026. 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: Special Marine Warning issued July 5 at 11:33PM EDT until July 6 at 12:00AM EDT by NWS Mount Holly NJ
Urban PEI: 505,261 within a heuristic 50 km radius; not unique people.
Nearby, since 11 March 2026
- June 12, 2026 · score 37 · 8.0 km
- June 18, 2026 · score 48 · 8.5 km
- August 27, 2026 · score 43 · 9.3 km
How we know
4 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 48 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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) | 48 / 100 |
| Legacy data-support index | 0.90/1 |
| Coordinates | 39.4200, -75.2970 |
| Nearest City | Bridgeton (6 km) |
| Urban exposure index (PEI) | 505.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-06T03:33:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.4d325dd769287a58e8686637993b3c70365c863b.001.1 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-07-06T03:33:00.000Z.
First archived: 2026-07-06T03:52:20.619Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Delaware Bay waters north of East Point NJ to Slaughter Beach DE |
| Headline | Special Marine Warning issued July 5 at 11:33PM EDT until July 6 at 12:00AM EDT by NWS Mount Holly NJ |
| Expires | 2026-07-06T00:00:00-04:00 |
| SenderName | NWS Mount Holly NJ |
| HasExactCoords | true |
| Iem TypeSummary | D |
| Iem City | Smyrna |
| Iem County | Kent |
| Iem State | DE |
| Iem Wfo | PHI |
| Iem Remark | Several trees down in Smyrna with a couple of them blocking roadways. |
| MergedSources | [{"id":"iem_D_39.520_-76.160_1783301340000","source":"iem","severity":"low","severityValue":25,"timestamp":1783301340000,"latitude":39.52,"longitude":-76.16},{"id":"iem_H_39.570_-76.070_1783303620000","source":"iem","severity":"low","severityValue":25,"timestamp":1783303620000,"latitude":39.57,"longitude":-76.07},{"id":"iem_D_39.300_-75.610_1783293480000","source":"iem","severity":"low","severityValue":25,"timestamp":1783293480000,"latitude":39.3,"longitude":-75.61}] |
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.
Review the area, threshold and delivery channel in your account.
Want to know when something happens near Bridgeton?