This alert expired on 11 May 2026 at 18:00 UTC. It is kept here as a record.
No stronger detection stands among the 15 recorded within 20 km of this point since 11 May 2026 — 6 others scored the same.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 11 at 1:43PM EDT until May 11 at 2:00PM EDT by NWS Newport/Morehead City NC
An estimated 117,791 people live within 50 km of this point.
Nearby, since 11 May 2026
- July 29, 2026 · score 43 · 5.9 km
- May 27, 2026 · score 39 · 18.8 km
- June 16, 2026 · score 43 · 25.2 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 | 34.7005, -77.1805 |
| Nearest City | Jacksonville (23 km) |
| Population Exposed | 117.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-11T17:43:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.21c91a9326c38ab9e3e3ce05390d902bd4a7865b.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Onslow, NC |
| Headline | Severe Thunderstorm Warning issued May 11 at 1:43PM EDT until May 11 at 2:00PM EDT by NWS Newport/Morehead City NC |
| Expires | 2026-05-11T14:00:00-04:00 |
| SenderName | NWS Newport/Morehead City NC |
| HasExactCoords | true |
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 Jacksonville?
Calamity.live data shows a weather event with CalamityScore 43/100, near Jacksonville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.