This alert expired on 16 March 2026 at 00:45 UTC. It is kept here as a record.
No stronger detection stands among the 34 recorded within 20 km of this point since 15 March 2026 — 2 others scored the same. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued March 15 at 7:35PM CDT until March 15 at 7:45PM CDT by NWS Paducah KY
An estimated 44,202 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 21, 2026 · score 39 · 11.3 km
- June 26, 2026 · score 39 · 14.5 km
How we know
Confirmed by 7 independent sources, including NOAA.
Our own score for this event is 58 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) | 58 / 100 |
| Our confidence | 88% |
| Coordinates | 37.5272, -88.9689 |
| Nearest City | Marion (23 km) |
| Population Exposed | 44.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T00:35:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.fd5415d9b0f95c9c7f88f009d5cdb651 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Franklin, IL; Williamson, IL; Johnson, IL; Pulaski, IL; Union, IL; Alexander, IL; Pulaski, IL; Ballard, KY; Carlisle, KY; McCracken, KY; Mississippi, MO and 2 more areas |
| Headline | Tornado Warning issued March 15 at 7:35PM CDT until March 15 at 7:45PM CDT by NWS Paducah KY |
| Expires | 2026-03-15T19:45:00-05:00 |
| SenderName | NWS Paducah KY |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.fd5415d9b0f95c9c7f88f009d5cdb651b69c215a.001.1","noaa_urn:oid:2.49.0.1.840.0.c0eeab2cf3d42ab7d88f50bc435f2da940a92150.001.1","noaa_urn:oid:2.49.0.1.840.0.d9ed6e73bcb195ed0b11f40244e3b4f799ca949b.002.1","noaa_urn:oid:2.49.0.1.840.0.4bdd6d9f2bf2cb1250796706879867b7411067ef.001.1","noaa_urn:oid:2.49.0.1.840.0.26ca3d0133165f1e5d96c951460750cd3a325568.001.1"] |
| Spc ReportType | wind |
| Spc Speed | 65 |
| Spc Location | Cambria |
| Spc County | Williamson |
| Spc State | IL |
| Spc Comments | Multiple reports of winds estimated to 60-65mph in and just west of Cambria. (PAH) |
| Iem TypeSummary | O |
| Iem City | Benton |
| Iem County | Franklin |
| Iem State | IL |
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 Marion?
Calamity.live data shows a weather event with CalamityScore 58/100, near Marion (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.