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 01:15 UTC. It is kept here as a record.
It is the 8th strongest of the 27 detections recorded within 20 km of this point since 27 May 2026. The last comparable one was on 27 May 2026. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 27 at 8:52PM EDT until May 27 at 9:15PM EDT by NWS Raleigh NC
An estimated 15,271 people live within 50 km of this point.
Nearby, since 27 May 2026
- August 5, 2026 · score 34 · 12.1 km
- July 22, 2026 · score 58 · 15.1 km
- July 22, 2026 · score 34 · 19.4 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 90 % 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) | 34 / 100 |
| Our confidence | 90% |
| Coordinates | 36.5001, -78.8100 |
| Nearest City | Henderson (41 km) |
| Population Exposed | 15.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-28T00:52:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.a2ac869867d1a4d0f6f7fe5c44c9a58a |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Chatham, NC; Lee, NC; Moore, NC; Appomattox, VA; Campbell, VA; Charlotte, VA; Brunswick, VA; Dinwiddie, VA; Lunenburg, VA; Nottoway, VA; Prince Edward, VA |
| Headline | Severe Thunderstorm Warning issued May 27 at 8:52PM EDT until May 27 at 9:15PM EDT by NWS Raleigh NC |
| Expires | 2026-05-27T21:15:00-04:00 |
| SenderName | NWS Raleigh NC |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.a2ac869867d1a4d0f6f7fe5c44c9a58a2956dec1.002.1","noaa_urn:oid:2.49.0.1.840.0.aa0a012b86171f9fa29ec27b66405053e00a51bf.002.1","noaa_urn:oid:2.49.0.1.840.0.44077cf4f698c58fbed67d11bb921e6e204e6883.001.1"] |
| Iem TypeSummary | D |
| Iem City | 2 WNW Mayfield |
| Iem County | Rockingham |
| Iem State | NC |
| Iem Wfo | RNK |
| Iem Remark | Tree down on Perkinson Road near the NC/VA state line. |
| MergedSources | [{"id":"iem_D_36.250_-78.100_1779921000000","source":"iem","severity":"low","severityValue":25,"timestamp":1779921000000,"latitude":36.25,"longitude":-78.1},{"id":"iem_D_36.620_-79.040_1779913560000","source":"iem","severity":"low","severityValue":25,"timestamp":1779913560000,"latitude":36.62,"longitude":-79.04},{"id":"iem_D_36.860_-78.840_1779911460000","source":"iem","severity":"low","severityValue":25,"timestamp":1779911460000,"latitude":36.86,"longitude":-78.84},{"id":"iem_D_36.530_-79.600_1779911760000","source":"iem","severity":"low","severityValue":25,"timestamp":1779911760000,"latitude":36.53,"longitude":-79.6}] |
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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