This alert expired on 21 July 2026 at 18:15 UTC. It is kept here as a record.
No stronger detection stands among the 32 recorded within 20 km of this point since 31 March 2026 — one other scored the same. The last comparable one was on 18 July 2026. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued July 21 at 1:49PM EDT until July 21 at 2:15PM EDT by NWS Binghamton NY
An estimated 46,032 people live within 50 km of this point.
Nearby, since 31 March 2026
- July 18, 2026 · score 58 · 3.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 58 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 | Critical |
| Calamity Score (ours) | 58 / 100 |
| Our confidence | 80% |
| Coordinates | 42.0253, -75.3651 |
| Nearest City | Binghamton (47 km) |
| Population Exposed | 46.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-21T17:49:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.a1fb8fdae1d1a58a13b4a23a32dba1f4 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Wayne, PA; Broome, NY; Chenango, NY; Delaware, NY; Broome, NY; Chenango, NY; Otsego, NY |
| Headline | Tornado Warning issued July 21 at 1:49PM EDT until July 21 at 2:15PM EDT by NWS Binghamton NY |
| Expires | 2026-07-21T14:15:00-04:00 |
| SenderName | NWS Binghamton NY |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.a1fb8fdae1d1a58a13b4a23a32dba1f40f49656c.001.1","noaa_urn:oid:2.49.0.1.840.0.274acc75fc2df490252cf7ddbada43577c2c5226.001.1","noaa_urn:oid:2.49.0.1.840.0.c24dfc4494da35d7d2ccea6542aa4b49baeb62fa.001.1"] |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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 in this area?
Calamity.live data shows a weather event with CalamityScore 58/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.