This alert expired on 12 March 2026 at 05:00 UTC. It is kept here as a record.
It is the 8th strongest of the 15 detections recorded within 20 km of this point since 12 March 2026.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 11 at 11:09PM CDT until March 12 at 12:00AM CDT by NWS New Orleans LA
An estimated 872,865 people live within 50 km of this point.
Nearby, since 12 March 2026
- March 12, 2026 · score 43 · 13.5 km
- August 27, 2026 · score 48 · 21.9 km
- July 7, 2026 · score 43 · 22.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 out of 100, at 78 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 48 / 100 |
| Our confidence | 78% |
| Coordinates | 29.6033, -90.2033 |
| Nearest City | Estelle (29 km) |
| Population Exposed | 872.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-12T04:09:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Jefferson, LA; Lafourche, LA; Plaquemines, LA; St. Charles, LA; Terrebonne, LA |
| Headline | Severe Thunderstorm Warning issued March 11 at 11:09PM CDT until March 12 at 12:00AM CDT by NWS New Orleans LA |
| Expires | 2026-03-12T00:00:00-05:00 |
| SenderName | NWS New Orleans LA |
| HasExactCoords | true |
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 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 48/100, near Estelle (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.