This alert expired on 7 August 2026 at 23:22 UTC. It is kept here as a record.
No stronger detection stands among the 99 recorded within 20 km of this point since 17 March 2026 — 4 others scored the same. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 7 at 7:12PM EDT until August 7 at 7:15PM EDT by NWS Upton NY
An estimated 27,144,992 people live within 50 km of this point.
Nearby, since 17 March 2026
- June 12, 2026 · score 46 · 3.5 km
- June 6, 2026 · score 52 · 6.9 km
- June 12, 2026 · score 46 · 7.4 km
How we know
Confirmed by 21 independent sources, including NOAA.
Our own score for this event is 66 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 | critical |
| Calamity Score (ours) | 66 / 100 |
| Our confidence | 88% |
| Coordinates | 40.8762, -73.6586 |
| Nearest City | Glen Cove (3 km) |
| Population Exposed | 27.1M within 50 km |
| Impact Tier | catastrophic |
| Timestamp | 2026-08-07T23:12:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.a4b661efd14ee1c9f7ed4f52c62840a5765f7762.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Fairfield, CT; Bronx, NY; Kings, NY; Nassau, NY; Queens, NY; Westchester, NY |
| Headline | Severe Thunderstorm Warning issued August 7 at 7:12PM EDT until August 7 at 7:15PM EDT by NWS Upton NY |
| Expires | 2026-08-07T19:22:00-04:00 |
| SenderName | NWS Upton NY |
| HasExactCoords | true |
| Iem TypeSummary | M |
| Iem Magnitude | 45 |
| Iem Unit | MPH |
| Iem City | 1 ENE Bayonne |
| Iem County | Hudson |
| Iem State | NJ |
| Iem Wfo | OKX |
| Iem Remark | Mesonet station XBYO Bayonne. |
| Ogimet StationId | 72530 |
| Ogimet WindSpeed | 84 |
| Ogimet WindUnit | knots |
| Ogimet Temperature | 27.8 |
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.
Want to know when something happens near Glen Cove?
Calamity.live data shows a weather event with CalamityScore 66/100, near Glen Cove (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.