Right now
The most recent data we hold from NOAA arrived 2 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
This alert expired on 27 June 2026 at 20:30 UTC. It is kept here as a record.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 27 at 4:20PM EDT until June 27 at 4:30PM EDT by NWS Blacksburg VA
Urban PEI: 86,422 within a heuristic 50 km radius; not unique people.
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.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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 |
| Legacy data-support index | 0.79/1 |
| Coordinates | 36.2447, -78.0064 |
| Nearest City | Henderson (37 km) |
| Urban exposure index (PEI) | 86.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-27T20:20:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.ccf81699f3310ea890ae57af054f5d94 |
Physical priority index · v1. 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: 2026-06-27T20:20:00.000Z.
First archived: 2026-06-27T20:22:49.267Z. 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 | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Charlotte, VA; Greene, NC; Martin, NC; Pitt, NC; Edgecombe, NC; Wilson, NC and 2 more areas |
| Headline | Severe Thunderstorm Warning issued June 27 at 4:20PM EDT until June 27 at 4:30PM EDT by NWS Blacksburg VA |
| Expires | 2026-06-27T16:30:00-04:00 |
| SenderName | NWS Blacksburg VA |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.ccf81699f3310ea890ae57af054f5d94e9fe81ee.001.1","noaa_urn:oid:2.49.0.1.840.0.0892d58052567138233c50949f4654b328ced653.001.1","noaa_urn:oid:2.49.0.1.840.0.f59b460edc0f56d5dcb79e7ef298e6ebc03acf08.001.1","noaa_urn:oid:2.49.0.1.840.0.b5c19c735d8ffbbb0d2a0a613f60c4800d152ab5.002.1","noaa_urn:oid:2.49.0.1.840.0.cf2c7735bbf56e85bc7bab62b416792aab1cf80e.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.
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