This alert expired on 19 July 2026 at 20:00 UTC. It is kept here as a record.
No stronger detection stands among the 45 recorded within 20 km of this point since 17 March 2026 — 10 others scored the same. The last comparable one was on 9 July 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flood Warning issued July 18 at 3:54PM EDT until July 19 at 4:00PM EDT by NWS Buffalo NY
An estimated 355,822 people live within 50 km of this point.
Nearby, since 17 March 2026
- August 12, 2026 · score 43 · 15.4 km
- July 1, 2026 · score 43 · 17.5 km
- May 9, 2026 · score 43 · 19.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 82 % 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) | 43 / 100 |
| Our confidence | 82% |
| Coordinates | 43.1512, -77.5025 |
| Nearest City | Brighton (4 km) |
| Population Exposed | 355.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-18T19:54:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.ea760ce7f54261c233329a27638debead5740194.001.1 |
Score Breakdown
Technical Details
| Event | Flood Warning |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | Monroe, NY |
| Headline | Flood Warning issued July 18 at 3:54PM EDT until July 19 at 4:00PM EDT by NWS Buffalo NY |
| Expires | 2026-07-19T16:00:00-04:00 |
| SenderName | NWS Buffalo NY |
| HasExactCoords | true |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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 Brighton?
Calamity.live data shows a weather event with CalamityScore 43/100, near Brighton (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.