Right now
The most recent data we hold from NOAA arrived 37 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 16 March 2026 at 09:00 UTC. It is kept here as a record.
It is the 2nd strongest of the 50 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued March 16 at 3:21AM CDT until March 16 at 4:00AM CDT by NWS New Orleans LA
An estimated 799,429 people live within 50 km of this point.
Nearby, since 16 March 2026
- August 27, 2026 · score 48 · 4.9 km
- May 24, 2026 · score 48 · 6.1 km
- July 22, 2026 · score 48 · 6.4 km
How we know
Confirmed by 8 independent sources, including NOAA.
Our own score for this event is 48 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 | Medium |
| Calamity Score (ours) | 48 / 100 |
| Our confidence | 88% |
| Coordinates | 30.0415, -89.7075 |
| Nearest City | Slidell (27 km) |
| Population Exposed | 799.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T08:21:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.b919f13bb07c71340777ba6940f5183c |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Orleans, LA; Plaquemines, LA; St. Bernard, LA; Orleans, LA; St. Tammany, LA; Hancock, MS |
| Headline | Severe Thunderstorm Warning issued March 16 at 3:21AM CDT until March 16 at 4:00AM CDT by NWS New Orleans LA |
| Expires | 2026-03-16T04:00:00-05:00 |
| SenderName | NWS New Orleans LA |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.b919f13bb07c71340777ba6940f5183cff07834c.001.1","noaa_urn:oid:2.49.0.1.840.0.2f98b8c699a8476202f58f9c8a0bb4b58ebc892a.001.1"] |
| Spc ReportType | wind |
| Spc Speed | 60 |
| Spc Location | 6 WSW East New Orleans |
| Spc County | Orleans |
| Spc State | LA |
| Spc Comments | KNEW recorded a wind gust of 60 mph. (LIX) |
| Iem TypeSummary | M |
| Iem Magnitude | 49 |
| Iem Unit | MPH |
| Iem City | 1 ESE Eden Isle |
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 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 Slidell?
Calamity.live data shows a weather event with CalamityScore 48/100, near Slidell (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.