This alert expired on 16 March 2026 at 00:00 UTC. It is kept here as a record.
No stronger detection stands among the 28 recorded within 20 km of this point since 15 March 2026 — one other scored the same. Another comparable one was recorded here earlier the same day. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued March 15 at 6:44PM CDT until March 15 at 7:00PM CDT by NWS Paducah KY
An estimated 55,898 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 10, 2026 · score 39 · 5.7 km
- March 15, 2026 · score 63 · 9.0 km
- July 10, 2026 · score 39 · 23.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 63 out of 100, at 77 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | critical |
| Calamity Score (ours) | 63 / 100 |
| Our confidence | 77% |
| Coordinates | 36.9777, -89.7430 |
| Nearest City | Sikeston (17 km) |
| Population Exposed | 55.9K within 50 km |
| Impact Tier | severe |
| Timestamp | 2026-03-15T23:44:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.d53dae129d9c535cf8d78813b60a3ade |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Cape Girardeau, MO; Perry, MO; Jackson, IL; Union, IL; Williamson, IL; Cape Girardeau, MO and 2 more areas |
| Headline | Tornado Warning issued March 15 at 6:44PM CDT until March 15 at 7:00PM CDT by NWS Paducah KY |
| Expires | 2026-03-15T19:00:00-05:00 |
| SenderName | NWS Paducah KY |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d53dae129d9c535cf8d78813b60a3ade446a6b67.001.1","noaa_urn:oid:2.49.0.1.840.0.51039ec4a5daa52d4fc2724e01d242c08cd3331b.001.1","noaa_urn:oid:2.49.0.1.840.0.4859c4d57a4e4ff1090b1ecbc6376b39eba5f4b4.002.1","noaa_urn:oid:2.49.0.1.840.0.4ffad8445cdf960d4366d72b1044abc4d78dcd1d.001.1","noaa_urn:oid:2.49.0.1.840.0.8fe33c62116412a8082b9305444610c9750f7a09.001.1"] |
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 10 February 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.
Calamity.live data shows a weather event with CalamityScore 63/100, near Sikeston (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.