This alert expired on 2 August 2026 at 17:45 UTC. It is kept here as a record.
It is the 3rd strongest of the 71 detections recorded within 20 km of this point since 9 March 2026. The last comparable one was on 28 July 2026. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued August 2 at 12:16PM EDT until August 2 at 1:45PM EDT by NWS Buffalo NY
An estimated 1,083,910 people live within 50 km of this point.
Nearby, since 9 March 2026
- July 9, 2026 · score 52 · 4.3 km
- May 19, 2026 · score 52 · 7.4 km
- July 9, 2026 · score 52 · 8.1 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 58 out of 100, at 87 % 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 | High |
| Calamity Score (ours) | 58 / 100 |
| Our confidence | 87% |
| Coordinates | 43.2258, -78.8789 |
| Nearest City | Lockport (17 km) |
| Population Exposed | 1.1M within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-08-02T16:16:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.d52a4016905cf2049a11421404abcccd3e5df468.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Upper Niagara River and Buffalo Harbor; Lower Niagara River; Niagara River to Hamlin Beach NY; Niagara River to Hamlin Beach NY beyond 5NM off shoreline to US-Canadian border |
| Headline | Special Marine Warning issued August 2 at 12:16PM EDT until August 2 at 1:45PM EDT by NWS Buffalo NY |
| Expires | 2026-08-02T13:45:00-04:00 |
| SenderName | NWS Buffalo NY |
| HasExactCoords | true |
| Ogimet StationId | 71612 |
| Ogimet WindSpeed | 54 |
| Ogimet WindUnit | knots |
| Ogimet Temperature | 25.8 |
| Ogimet TemperatureUnit | C |
| Ogimet RawSynop | 08,02,15,00,AAXX 02154 71612 26/// /0000 10258 20180 30027 40113 58004 333 60007= |
| MergedSources | [{"id":"ogimet_71612_1785687372870","source":"ogimet","severity":"high","severityValue":70,"timestamp":1785687372870,"latitude":43.7,"longitude":-79.4}] |
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 58/100, near Lockport (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.