Right now
The most recent data we hold from NOAA arrived 44 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
This alert expired on 6 July 2026 at 02:49 UTC. It is kept here as a record.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 5 at 10:40PM EDT until July 5 at 10:45PM EDT by NWS Mount Holly NJ
Urban PEI: 401,815 within a heuristic 50 km radius; not unique people.
How we know
5 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 43 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) | 43 / 100 |
| Legacy data-support index | 0.90/1 |
| Coordinates | 39.4708, -75.8527 |
| Nearest City | Middletown (12 km) |
| Urban exposure index (PEI) | 401.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-06T02:40:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.eed02dbc9af5d0215dce11ed860e68db |
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: 2026-07-06T02:40:00.000Z.
First archived: 2026-07-06T02:43:15.766Z. 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 | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | New Castle, DE; Salem, NJ; Chester, PA; Cecil, MD; Kent, DE; New Castle, DE; Kent, MD; Cumberland, NJ; Gloucester, NJ; Salem, NJ; Chester, PA; Delaware, PA; Montgomery, PA and 1 more areas |
| Headline | Severe Thunderstorm Warning issued July 5 at 10:40PM EDT until July 5 at 10:45PM EDT by NWS Mount Holly NJ |
| Expires | 2026-07-05T22:49:00-04:00 |
| SenderName | NWS Mount Holly NJ |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.eed02dbc9af5d0215dce11ed860e68db1be68dfb.001.1","noaa_urn:oid:2.49.0.1.840.0.6ffa8521f831df46e1d01136ac99e5f330b5a8cb.001.1","noaa_urn:oid:2.49.0.1.840.0.4470757a2b921cb75c4a2dff2bc0b6827e101fed.001.1","noaa_urn:oid:2.49.0.1.840.0.76d29c1df3e6a7ee5c515efef8e421f95c59a4d8.002.1"] |
| 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_D_39.620_-76.630_1783300740000","source":"iem","severity":"low","severityValue":25,"timestamp":1783300740000,"latitude":39.62,"longitude":-76.63},{"id":"iem_F_40.030_-76.320_1783301100000","source":"iem","severity":"low","severityValue":25,"timestamp":1783301100000,"latitude":40.03,"longitude":-76.32},{"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.
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