This alert expired on 16 March 2026 at 03:30 UTC. It is kept here as a record.
No stronger detection stands among the 64 recorded within 20 km of this point since 16 March 2026 — 5 others scored the same. Another comparable one was recorded here earlier the same day. 32 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued March 15 at 9:49PM CDT until March 15 at 10:30PM CDT by NWS Paducah KY
An estimated 215,735 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 9, 2026 · score 43 · 14.1 km
- July 3, 2026 · score 43 · 14.1 km
- June 9, 2026 · score 48 · 18.5 km
How we know
Confirmed by 6 independent sources, including NOAA.
Our own score for this event is 67 out of 100, at 88 % 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 | Critical |
| Calamity Score (ours) | 67 / 100 |
| Our confidence | 88% |
| Coordinates | 36.6728, -87.1876 |
| Nearest City | Clarksville (22 km) |
| Population Exposed | 215.7K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-03-16T02:49:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.e1c231fdca67c3dd0fc5597e6ef22231 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Todd, KY; Montgomery, TN |
| Headline | Tornado Warning issued March 15 at 9:49PM CDT until March 15 at 10:30PM CDT by NWS Paducah KY |
| Expires | 2026-03-15T22:30:00-05:00 |
| SenderName | NWS Paducah KY |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.e1c231fdca67c3dd0fc5597e6ef22231930db1f1.002.1","noaa_urn:oid:2.49.0.1.840.0.5573d85bf9919b1731d34887faaeb4dc74aaa6d3.001.1"] |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 1 NNE Dover |
| Spc County | Stewart |
| Spc State | TN |
| Spc Comments | 5352 power outages reported across Stewart County. (OHX) |
| Iem TypeSummary | G |
| Iem Magnitude | 70 |
| Iem Unit | MPH |
| Iem City | Pembroke |
Safety Information
If a tornado warning is issued: go to a basement or an interior room on the lowest floor, away from windows. A vehicle and a mobile home are not shelter. Cover your head and neck. Wait for the official all-clear before going outside, and watch for downed power lines and gas leaks afterwards.
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 near Clarksville?
Calamity.live data shows a weather event with CalamityScore 67/100, near Clarksville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.