This alert expired on 14 June 2026 at 18:30 UTC. It is kept here as a record.
It is the 2nd strongest of the 8 detections recorded within 20 km of this point since 9 May 2026. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 14 at 2:20PM EDT until June 14 at 2:30PM EDT by NWS Buffalo NY
An estimated 70,599 people live within 50 km of this point.
Nearby, since 9 May 2026
- June 17, 2026 · score 37 · 25.1 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 81 % 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 | 81% |
| Coordinates | 42.6767, -79.5667 |
| Nearest City | Port Colborne (37 km) |
| Population Exposed | 70.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-14T18:20:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.961048b4fa93ec51ad9390f21501f2c7 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Upper Niagara River and Buffalo Harbor; Lower Niagara River; Geneva-on-the-Lake to Conneaut OH; Conneaut OH to Ripley NY; Geneva-on-the-Lake to Conneaut OH beyond 5 nm off shoreline to US-Canadian border; Conneaut OH to Ripley NY beyond 5 nm off shoreline to US-Canadian border |
| Headline | Special Marine Warning issued June 14 at 2:20PM EDT until June 14 at 2:30PM EDT by NWS Buffalo NY |
| Expires | 2026-06-14T14:30:00-04:00 |
| SenderName | NWS Buffalo NY |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.961048b4fa93ec51ad9390f21501f2c7870989ca.001.1","noaa_urn:oid:2.49.0.1.840.0.e227e4caa8f4a8109fc23ddb696f0c88263e348b.001.1"] |
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 in this area?
Calamity.live data shows a weather event with CalamityScore 39/100 (Canada), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.