Right now
The most recent data we hold from NOAA arrived 6 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 28 May 2026 at 20:45 UTC. It is kept here as a record.
It is the 2nd strongest of the 9 detections recorded within 20 km of this point since 28 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 May 28 at 4:01PM EDT until May 28 at 4:45PM EDT by NWS Wilmington NC
Nearby, since 28 May 2026
- June 23, 2026 · score 22 · 12.7 km
- May 28, 2026 · score 43 · 17.9 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 70 % 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) | 22 / 100 |
| Our confidence | 70% |
| Coordinates | 33.8933, -77.4233 |
| Nearest City | Wilmington (62 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-28T20:01:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.568ee9115269b371cbf52fd55e538a857947979b.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Surf City to Cape Fear NC out 20 nm; Waters from Surf City NC to Little River Inlet SC from 20 to 60 NM |
| Headline | Special Marine Warning issued May 28 at 4:01PM EDT until May 28 at 4:45PM EDT by NWS Wilmington NC |
| Expires | 2026-05-28T16:45:00-04:00 |
| SenderName | NWS Wilmington NC |
| HasExactCoords | true |
| Iem TypeSummary | M |
| Iem Magnitude | 53 |
| Iem Unit | mph |
| Iem City | 1 ENE Wrightsville Beac |
| Iem County | AMZ250 |
| Iem State | NC |
| Iem Wfo | ILM |
| MergedSources | [{"id":"iem_G_34.280_-77.920_1779994620000","source":"iem","severity":"low","severityValue":25,"timestamp":1779994620000,"latitude":34.28,"longitude":-77.92},{"id":"iem_M_34.210_-77.790_1779995520000","source":"iem","severity":"low","severityValue":25,"timestamp":1779995520000,"latitude":34.21,"longitude":-77.79}] |
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.
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