This alert expired on 18 July 2026 at 18:30 UTC. It is kept here as a record.
It is the 16th strongest of the 93 detections recorded within 20 km of this point since 9 March 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued July 18 at 1:53PM EDT until July 18 at 2:30PM EDT by NWS Buffalo NY
An estimated 872,717 people live within 50 km of this point.
Nearby, since 9 March 2026
- August 3, 2026 · score 52 · 5.2 km
- June 19, 2026 · score 48 · 8.4 km
- September 2, 2026 · score 72 · 9.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 out of 100, at 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
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 |
| Our confidence | 80% |
| Coordinates | 43.1681, -78.5606 |
| Nearest City | Lockport (10 km) |
| Population Exposed | 872.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-18T17:53:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.ca1efd062a372e7ea26725b8bb054ac7a3e671a4.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Genesee, NY; Niagara, NY; Orleans, NY |
| Headline | Severe Thunderstorm Warning issued July 18 at 1:53PM EDT until July 18 at 2:30PM EDT by NWS Buffalo NY |
| Expires | 2026-07-18T14:30:00-04:00 |
| SenderName | NWS Buffalo NY |
| HasExactCoords | true |
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.
Want to know when something happens near Lockport?
Calamity.live data shows a weather event with CalamityScore 48/100, near Lockport (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.