Right now
The most recent data we hold from NOAA arrived 37 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 5 September 2026 at 02:30 UTC. It is kept here as a record.
It is one of only 2 we have recorded within 20 km of this point since 12 March 2026. The last comparable one was on 6 August 2026.
What the source measured
NOAA reported: Special Marine Warning issued September 4 at 9:44PM EDT until September 4 at 10:30PM EDT by NWS Newport/Morehead City NC
Urban PEI: 120,667 within a heuristic 50 km radius; not unique people.
Nearby, since 12 March 2026
- March 12, 2026 · 5.2 km
- July 29, 2026 · 11.1 km
- August 6, 2026 · 15.2 km
How we know
2 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 37 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 37 / 100 |
| Legacy data-support index | 0.87/1 |
| Coordinates | 35.5343, -77.0771 |
| Nearest City | Greenville (28 km) |
| Urban exposure index (PEI) | 120.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-05T01:44:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.21ec7f19c32c1874564bbba6913c39f312ff862a.001.1 |
Physical priority index · v4 (historical). Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-09-05T01:44:00.000Z.
First archived: 2026-09-05T01:45:49.437Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Pamlico and Pungo Rivers |
| Headline | Special Marine Warning issued September 4 at 9:44PM EDT until September 4 at 10:30PM EDT by NWS Newport/Morehead City NC |
| Expires | 2026-09-04T22:30:00-04:00 |
| SenderName | NWS Newport/Morehead City NC |
| HasExactCoords | true |
| Iem TypeSummary | G |
| Iem Magnitude | 56 |
| Iem Unit | MPH |
| Iem City | 2 N Everetts |
| Iem County | Martin |
| Iem State | NC |
| Iem Wfo | MHX |
| Iem Remark | Peak wind gust at the Williamston Airport (MCZ AWOS). |
| MergedSources | [{"id":"iem_G_35.860_-77.180_1788568500000","source":"iem","severity":"low","severityValue":25,"timestamp":1788568500000,"latitude":35.86,"longitude":-77.18}] |
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.
Review the area, threshold and delivery channel in your account.
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