This alert expired on 4 July 2026 at 00:15 UTC. It is kept here as a record.
It is the 5th strongest of the 172 detections recorded within 20 km of this point since 12 March 2026. Another comparable one was recorded here earlier the same day. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 3 at 7:47PM EDT until July 3 at 8:15PM EDT by NWS Upton NY
An estimated 13,219,919 people live within 50 km of this point.
Nearby, since 12 March 2026
- March 17, 2026 · score 52 · 6.0 km
- June 12, 2026 · score 46 · 8.8 km
- July 3, 2026 · score 52 · 8.8 km
How we know
Confirmed by 7 independent sources, including NOAA.
Our own score for this event is 52 out of 100, at 88 % 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 | 88% |
| Coordinates | 40.6367, -74.5909 |
| Nearest City | Bridgewater (6 km) |
| Population Exposed | 13.2M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-03T23:47:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.72306a87b7a9e84aba44bb2bff28f4ca |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Essex, NJ; Union, NJ; Hunterdon, NJ; Bucks, PA; Montgomery, PA; Hunterdon, NJ; Mercer, NJ; Somerset, NJ; Bucks, PA and 2 more areas |
| Headline | Severe Thunderstorm Warning issued July 3 at 7:47PM EDT until July 3 at 8:15PM EDT by NWS Upton NY |
| Expires | 2026-07-03T20:15:00-04:00 |
| SenderName | NWS Upton NY |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.72306a87b7a9e84aba44bb2bff28f4ca46fbff66.001.1","noaa_urn:oid:2.49.0.1.840.0.4170e6d5220215fca1c2766df7b39b1b2c463163.002.1","noaa_urn:oid:2.49.0.1.840.0.086736db9199885644561602bc523d333eafbf7d.001.1","noaa_urn:oid:2.49.0.1.840.0.8b37890dd640a3b51a98aaed4bc5af727eb1e27d.001.1","noaa_urn:oid:2.49.0.1.840.0.85121eb8acf1ebeff54ccb2e93589268f5dde414.001.1"] |
| Iem TypeSummary | D |
| Iem City | 1 W Dingmans Ferry |
| Iem County | Pike |
| Iem State | PA |
| Iem Wfo | BGM |
| Iem Remark | Wires down on Milford Road, as per dispatch feed. Radar-estimated time. |
| MergedSources | [{"id":"iem_D_41.170_-74.460_1783119360000","source":"iem","severity":"low","severityValue":25,"timestamp":1783119360000,"latitude":41.17,"longitude":-74.46},{"id":"iem_D_41.140_-75.050_1783119300000","source":"iem","severity":"low","severityValue":25,"timestamp":1783119300000,"latitude":41.14,"longitude":-75.05},{"id":"iem_G_40.650_-75.440_1783120620000","source":"iem","severity":"low","severityValue":25,"timestamp":1783120620000,"latitude":40.65,"longitude":-75.44},{"id":"iem_D_41.240_-74.620_1783118580000","source":"iem","severity":"low","severityValue":25,"timestamp":1783118580000,"latitude":41.24,"longitude":-74.62},{"id":"iem_D_40.890_-75.310_1783119600000","source":"iem","severity":"low","severityValue":25,"timestamp":1783119600000,"latitude":40.89,"longitude":-75.31},{"id":"iem_D_41.220_-74.910_1783118700000","source":"iem","severity":"low","severityValue":25,"timestamp":1783118700000,"latitude":41.22,"longitude":-74.91}] |
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 Bridgewater (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.