Severe weather near Laplace
This alert expired on 16 March 2026 at 07:15 UTC. It is kept here as a record.
It is the 3rd strongest of the 41 detections recorded within 20 km of this point since 12 March 2026. 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: Special Marine Warning issued March 16 at 1:26AM CDT until March 16 at 2:15AM CDT by NWS New Orleans LA
An estimated 814,603 people live within 50 km of this point.
Nearby, since 12 March 2026
- July 5, 2026 · score 72 · 8.5 km
- May 28, 2026 · score 48 · 8.9 km
- July 10, 2026 · score 48 · 11.4 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 | 30.2654, -90.3777 |
| Nearest City | Laplace (24 km) |
| Population Exposed | 814.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T06:26:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.a4b54408d570825c842b3924e32eb75c66187804.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Lake Pontchartrain and Lake Maurepas |
| Headline | Special Marine Warning issued March 16 at 1:26AM CDT until March 16 at 2:15AM CDT by NWS New Orleans LA |
| Expires | 2026-03-16T02:15:00-05:00 |
| 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 Laplace (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.