This alert expired on 13 August 2026 at 02:15 UTC. It is kept here as a record.
No stronger detection stands among the 64 recorded within 20 km of this point since 17 March 2026 — 10 others scored the same. Another comparable one was recorded here earlier the same day. 31 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued August 12 at 9:32PM EDT until August 12 at 10:15PM EDT by NWS Binghamton NY
An estimated 74,075 people live within 50 km of this point.
Nearby, since 17 March 2026
- August 3, 2026 · score 39 · 6.6 km
- August 13, 2026 · score 39 · 7.9 km
- July 29, 2026 · score 39 · 13.1 km
How we know
Confirmed by 16 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 89 % 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) | 39 / 100 |
| Our confidence | 89% |
| Coordinates | 41.9433, -75.9667 |
| Nearest City | Vestal (18 km) |
| Population Exposed | 74.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-13T01:32:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.cf8b99977d4fb6228a2a37fd8a1fc00d8d27c976.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Broome, NY; Susquehanna, PA |
| Headline | Severe Thunderstorm Warning issued August 12 at 9:32PM EDT until August 12 at 10:15PM EDT by NWS Binghamton NY |
| Expires | 2026-08-12T22:15:00-04:00 |
| SenderName | NWS Binghamton NY |
| HasExactCoords | true |
| Iem TypeSummary | H |
| Iem Magnitude | 1.5 |
| Iem Unit | Inch |
| Iem City | 2 SE Endwell |
| Iem County | Broome |
| Iem State | NY |
| Iem Wfo | BGM |
| Iem Remark | Time estimate from radar. |
| MergedSources | [{"id":"iem_H_41.770_-76.440_1786569540000","source":"iem","severity":"low","severityValue":25,"timestamp":1786569540000,"latitude":41.77,"longitude":-76.44},{"id":"iem_H_42.120_-76.040_1786577880000","source":"iem","severity":"low","severityValue":25,"timestamp":1786577880000,"latitude":42.12,"longitude":-76.04},{"id":"iem_H_42.110_-76.040_1786577520000","source":"iem","severity":"low","severityValue":25,"timestamp":1786577520000,"latitude":42.11,"longitude":-76.04},{"id":"iem_H_42.080_-75.920_1786578300000","source":"iem","severity":"low","severityValue":25,"timestamp":1786578300000,"latitude":42.08,"longitude":-75.92},{"id":"iem_H_42.090_-76.050_1786577820000","source":"iem","severity":"low","severityValue":25,"timestamp":1786577820000,"latitude":42.09,"longitude":-76.05},{"id":"iem_H_42.090_-75.910_1786578480000","source":"iem","severity":"low","severityValue":25,"timestamp":1786578480000,"latitude":42.09,"longitude":-75.91},{"id":"iem_H_42.090_-75.940_1786578360000","source":"iem","severity":"low","severityValue":25,"timestamp":1786578360000,"latitude":42.09,"longitude":-75.94},{"id":"iem_H_42.090_-75.920_1786578360000","source":"iem","severity":"low","severityValue":25,"timestamp":1786578360000,"latitude":42.09,"longitude":-75.92},{"id":"iem_H_42.360_-76.590_1786577700000","source":"iem","severity":"low","severityValue":25,"timestamp":1786577700000,"latitude":42.36,"longitude":-76.59},{"id":"iem_H_42.090_-75.920_1786578480000","source":"iem","severity":"low","severityValue":25,"timestamp":1786578480000,"latitude":42.09,"longitude":-75.92},{"id":"iem_H_42.090_-76.000_1786578000000","source":"iem","severity":"low","severityValue":25,"timestamp":1786578000000,"latitude":42.09,"longitude":-76},{"id":"iem_H_42.090_-75.960_1786578180000","source":"iem","severity":"low","severityValue":25,"timestamp":1786578180000,"latitude":42.09,"longitude":-75.96},{"id":"iem_H_42.130_-75.780_1786584300000","source":"iem","severity":"low","severityValue":25,"timestamp":1786584300000,"latitude":42.13,"longitude":-75.78},{"id":"iem_H_42.080_-75.910_1786578540000","source":"iem","severity":"low","severityValue":25,"timestamp":1786578540000,"latitude":42.08,"longitude":-75.91},{"id":"iem_H_42.090_-76.000_1786577760000","source":"iem","severity":"low","severityValue":25,"timestamp":1786577760000,"latitude":42.09,"longitude":-76}] |
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 Vestal?
Calamity.live data shows a weather event with CalamityScore 39/100, near Vestal (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.