Right now
The most recent data we hold from NOAA arrived 31 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 12 June 2026 at 20:15 UTC. It is kept here as a record.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 12 at 3:41PM EDT until June 12 at 4:15PM EDT by NWS Morristown TN
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 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) | 22 / 100 |
| Legacy data-support index | 0.61/1 |
| Coordinates | 38.0202, -80.1240 |
| Nearest City | Salem (81 km) |
| Urban exposure index (PEI) | 0 within 50 km |
| Impact Tier | minor |
| Timestamp | 2026-06-12T19:41:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.f027c68d530418f4eefbcc5b658cdff6 |
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: 2026-06-12T19:41:00.000Z.
First archived: 2026-06-12T19:42:47.646Z. 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 | Hancock, TN; Lee, VA; Boone, WV; Logan, WV; Wyoming, WV; Fayette, WV; Nicholas, WV and 7 more areas |
| Headline | Severe Thunderstorm Warning issued June 12 at 3:41PM EDT until June 12 at 4:15PM EDT by NWS Morristown TN |
| Expires | 2026-06-12T16:15:00-04:00 |
| SenderName | NWS Morristown TN |
| HasExactCoords | true |
| MergedCount | 10 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.f027c68d530418f4eefbcc5b658cdff608c563ef.001.1","noaa_urn:oid:2.49.0.1.840.0.e1eeb3a039e99f71a1ec14b86c3abe5b69d1b321.001.1","noaa_urn:oid:2.49.0.1.840.0.301b68f7baf3ac1602bff3d3d15bddc4f36477ad.002.1","noaa_urn:oid:2.49.0.1.840.0.d97f1e359e781e619d576b7322f1eaf9ab5fad67.001.1","noaa_urn:oid:2.49.0.1.840.0.180a68d62e5f579045c455bdec5a966c0daa4598.001.1","noaa_urn:oid:2.49.0.1.840.0.b5d4a891950633be8659e234d01f0679c2b8971e.001.1","noaa_urn:oid:2.49.0.1.840.0.88ba92684f6cd9c072ea27d53bb957571139d6a2.002.1","noaa_urn:oid:2.49.0.1.840.0.8ba72acb49da165f87c41503b35eda089704523a.001.1","noaa_urn:oid:2.49.0.1.840.0.be14b7e383fd2412fa6ba5f2b20ee79a920bb443.002.1","noaa_urn:oid:2.49.0.1.840.0.d1248cd0a6df70a22c5c853c91870727f40f00c9.001.1"] |
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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