This alert expired on 16 March 2026 at 00:00 UTC. It is kept here as a record.
It is the 3rd strongest of the 39 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Tornado Warning issued March 15 at 6:29PM CDT until March 15 at 7:00PM CDT by NWS Memphis TN
An estimated 33,702 people live within 50 km of this point.
Nearby, since 15 March 2026
- May 31, 2026 · score 40 · 12.0 km
- July 10, 2026 · score 39 · 17.0 km
- July 9, 2026 · score 34 · 17.5 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 58 out of 100, at 77 % 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 | 77% |
| Coordinates | 36.8050, -89.8504 |
| Nearest City | Sikeston (25 km) |
| Population Exposed | 33.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-15T23:29:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Tornado Warning_noaa_urn:oid:2.49.0.1.840.0.8fe33c62116412a8082b9305444610c9 |
Score Breakdown
Technical Details
| Event | Tornado Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Clay, AR; Dunklin, MO; Pemiscot, MO; Bollinger, MO; Cape Girardeau, MO; Craighead, AR; Greene, AR; Mississippi, AR; Dunklin, MO; Pemiscot, MO and 1 more areas |
| Headline | Tornado Warning issued March 15 at 6:29PM CDT until March 15 at 7:00PM CDT by NWS Memphis TN |
| Expires | 2026-03-15T19:00:00-05:00 |
| SenderName | NWS Memphis TN |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.8fe33c62116412a8082b9305444610c9750f7a09.001.1","noaa_urn:oid:2.49.0.1.840.0.dfd94bf5f650623a214e9e9dbe49fdddda994775.001.1","noaa_urn:oid:2.49.0.1.840.0.58393833250156248fbb0d3f723466e4f1a00e96.001.1","noaa_urn:oid:2.49.0.1.840.0.44cd7380a87b7718ae48f8132b79220f551c4b57.001.1"] |
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 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 Sikeston?
Calamity.live data shows a weather event with CalamityScore 58/100, near Sikeston (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.