This alert expired on 24 May 2026 at 09:15 UTC. It is kept here as a record.
No stronger detection stands among the 51 recorded within 20 km of this point since 16 March 2026 — 31 others scored the same. Another comparable one was recorded here earlier the same day. 10 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 24 at 3:18AM CDT until May 24 at 4:15AM CDT by NWS New Orleans LA
An estimated 262,709 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 3, 2026 · score 43 · 8.7 km
- June 6, 2026 · score 43 · 8.9 km
- June 16, 2026 · score 43 · 11.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 80 % 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) | 43 / 100 |
| Our confidence | 80% |
| Coordinates | 30.1809, -88.9795 |
| Nearest City | Gulfport (24 km) |
| Population Exposed | 262.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-24T08:18:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.bc6685cf7a7f2dc7a408b67ed317a444 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Mississippi Sound; Lake Borgne; Chandeleur Sound; Mississippi Sound; Lake Borgne; South Mobile Bay; Mississippi Sound; Coastal waters from Pensacola FL to Pascagoula MS out 20 NM; Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM |
| Headline | Special Marine Warning issued May 24 at 3:18AM CDT until May 24 at 4:15AM CDT by NWS New Orleans LA |
| Expires | 2026-05-24T04:15:00-05:00 |
| SenderName | NWS New Orleans LA |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.bc6685cf7a7f2dc7a408b67ed317a444f2b6d8de.001.1","noaa_urn:oid:2.49.0.1.840.0.2c15778d9f3db9a445255bdc3195c609b6ac573c.002.1","noaa_urn:oid:2.49.0.1.840.0.38e868566ed47b42af97c0251ce5d4066bbd1314.001.1"] |
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 Gulfport?
Calamity.live data shows a weather event with CalamityScore 43/100, near Gulfport (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.