This alert expired on 18 June 2026 at 14:30 UTC. It is kept here as a record.
It is the 2nd strongest of the 30 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 16 June 2026. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 18 at 7:59AM CDT until June 18 at 9:30AM CDT by NWS New Orleans LA
An estimated 121,367 people live within 50 km of this point.
Nearby, since 16 March 2026
- May 24, 2026 · score 43 · 5.2 km
- June 24, 2026 · score 43 · 5.5 km
- June 16, 2026 · score 43 · 6.2 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 79 % 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) | 43 / 100 |
| Our confidence | 79% |
| Coordinates | 30.2833, -88.5158 |
| Nearest City | Pascagoula (11 km) |
| Population Exposed | 121.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-18T12:59:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9608fe73de6d9c632604fd25039b18cd037ef071.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Mississippi Sound; Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM |
| Headline | Special Marine Warning issued June 18 at 7:59AM CDT until June 18 at 9:30AM CDT by NWS New Orleans LA |
| Expires | 2026-06-18T09:30:00-05:00 |
| 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.
Want to know when something happens near Pascagoula?
Calamity.live data shows a weather event with CalamityScore 43/100, near Pascagoula (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.