Right now
The most recent data we hold from NOAA arrived 53 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 16 March 2026 at 09:15 UTC. It is kept here as a record.
It is the 9th strongest of the 18 detections recorded within 20 km of this point since 16 March 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 16 at 4:47AM EDT until March 16 at 5:15AM EDT by NWS Morristown TN
Nearby, since 16 March 2026
- July 29, 2026 · score 46 · 16.8 km
- May 25, 2026 · score 22 · 17.3 km
- July 23, 2026 · score 34 · 18.8 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 68 % 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) | 22 / 100 |
| Our confidence | 68% |
| Coordinates | 35.2654, -84.1138 |
| Nearest City | Maryville (57 km) |
| Impact Tier | minor |
| Timestamp | 2026-03-16T08:47:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.67f3f3f25473b6ddb687aae1845aaadf |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Greene, TN; Hamblen, TN; Hancock, TN; Hawkins, TN; Sullivan, TN; Lee, VA; Scott, VA; Wise, VA; City of Norton, VA; Pike, KY; Lawrence, KY; Lawrence, OH; Boone, WV; Cabell, WV; Kanawha, WV; Lincoln, WV; Mason, WV; Putnam, WV; Wayne, WV and 12 more areas |
| Headline | Severe Thunderstorm Warning issued March 16 at 4:47AM EDT until March 16 at 5:15AM EDT by NWS Morristown TN |
| Expires | 2026-03-16T05:15:00-04:00 |
| SenderName | NWS Morristown TN |
| HasExactCoords | true |
| MergedCount | 15 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.67f3f3f25473b6ddb687aae1845aaadf93aa02a0.001.1","noaa_urn:oid:2.49.0.1.840.0.5d7669473775d96363faa1d95948403ad790e66a.002.1","noaa_urn:oid:2.49.0.1.840.0.eeaf76b8074df7bdb8c365afa94e3611279bcbb2.001.1","noaa_urn:oid:2.49.0.1.840.0.f154e3cd843054a1e538dfbd004d70ac23272a37.001.1","noaa_urn:oid:2.49.0.1.840.0.89413393a2327c51b98166e21dd1312432dab84d.001.1","noaa_urn:oid:2.49.0.1.840.0.2424179720d452ac9005870860d789a1c4cd5909.001.1","noaa_urn:oid:2.49.0.1.840.0.f42bab2a2f17ecc44a2d9b9ceea30a0f202930e4.002.1","noaa_urn:oid:2.49.0.1.840.0.96974115487c811eae4708f4feb80d9c5f40f5fa.001.1","noaa_urn:oid:2.49.0.1.840.0.2e1c5004e941abd132a04935422cd93ace97c347.002.1","noaa_urn:oid:2.49.0.1.840.0.a167125036e9741e963938bf455e0551639bfec1.001.1","noaa_urn:oid:2.49.0.1.840.0.025719bec05a4823d07f16dea5a1eb9091784fec.001.1","noaa_urn:oid:2.49.0.1.840.0.24b809040febcd39ec6fabe0477f5501e77bde87.001.1","noaa_urn:oid:2.49.0.1.840.0.b2cadae056ccac5ac876c0ba4a47f203973ed7af.001.1","noaa_urn:oid:2.49.0.1.840.0.5f9d62f78fba34bd846404be2bfe91c0880cbd93.001.1","noaa_urn:oid:2.49.0.1.840.0.4848eb5b945d9ae6b32b283b71d48926cb920691.002.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 4 SSW Vonore |
| Spc County | Monroe |
| Spc State | TN |
| Spc Comments | Several reports of trees down across the county. (MRX) |
| MergedSources | [{"id":"spc_wind_35.51_-84.82_309","source":"spc","severity":"medium","severityValue":45,"timestamp":1773644640000,"latitude":35.51,"longitude":-84.82},{"id":"spc_wind_35.76_-84.34_322","source":"spc","severity":"medium","severityValue":45,"timestamp":1773647340000,"latitude":35.76,"longitude":-84.34},{"id":"spc_wind_35.35_-84.54_329","source":"spc","severity":"medium","severityValue":45,"timestamp":1773648000000,"latitude":35.35,"longitude":-84.54},{"id":"spc_wind_35.54_-84.27_338","source":"spc","severity":"medium","severityValue":45,"timestamp":1773649320000,"latitude":35.54,"longitude":-84.27}] |
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.