Right now
The most recent data we hold from NOAA arrived 2 hours 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 13 June 2026 at 00:15 UTC. It is kept here as a record.
No stronger detection stands among the 91 recorded within 20 km of this point since 16 March 2026 — 18 others scored the same. The last comparable one was on 26 May 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 12 at 7:16PM EDT until June 12 at 8:15PM EDT by NWS Greenville-Spartanburg SC
Urban PEI: 74,954 within a heuristic 50 km radius; not unique people.
Nearby, since 16 March 2026
- March 17, 2026 · score 39 · 3.0 km
- March 16, 2026 · score 39 · 3.0 km
- September 5, 2026 · score 32 · 8.1 km
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 | 0.80/1 |
| Coordinates | 35.7175, -81.7288 |
| Nearest City | Morganton (6 km) |
| Urban exposure index (PEI) | 75.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-12T23:16:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.aa79271da4595d6bedd80aa2beb668c1 |
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: 2026-06-12T23:16:00.000Z.
First archived: 2026-06-12T23:30:42.678Z. 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 | Henderson, NC; Polk, NC; Rutherford, NC; Stokes, NC; Surry, NC; Patrick, VA; Henderson, NC |
| Headline | Severe Thunderstorm Warning issued June 12 at 7:16PM EDT until June 12 at 8:15PM EDT by NWS Greenville-Spartanburg SC |
| Expires | 2026-06-12T20:15:00-04:00 |
| SenderName | NWS Greenville-Spartanburg SC |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.aa79271da4595d6bedd80aa2beb668c178cfadaf.001.1","noaa_urn:oid:2.49.0.1.840.0.2c524d61f280b8f166ca78c4817f41f47ca3ca25.001.1","noaa_urn:oid:2.49.0.1.840.0.572041fbf9eae1ced1e9787b895835c5acc2e686.001.1"] |
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.
Review the area, threshold and delivery channel in your account.
Want to know when something happens near Morganton?