This alert expired on 24 June 2026 at 22:00 UTC. It is kept here as a record.
It is the 2nd strongest of the 29 detections recorded within 20 km of this point since 25 April 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: Special Marine Warning issued June 24 at 4:09PM CDT until June 24 at 5:00PM CDT by NWS New Orleans LA
An estimated 121,367 people live within 50 km of this point.
Nearby, since 25 April 2026
- June 18, 2026 · score 43 · 5.5 km
- May 28, 2026 · score 43 · 6.0 km
- May 24, 2026 · score 43 · 8.2 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 88 % 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 | 88% |
| Coordinates | 30.3317, -88.5292 |
| Nearest City | Pascagoula (5 km) |
| Population Exposed | 121.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-24T21:09:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.f0bf30725bfb4075010adaf255407ea478427e41.001.1 |
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 24 at 4:09PM CDT until June 24 at 5:00PM CDT by NWS New Orleans LA |
| Expires | 2026-06-24T17:00:00-05:00 |
| SenderName | NWS New Orleans LA |
| HasExactCoords | true |
| Iem TypeSummary | M |
| Iem Magnitude | 41 |
| Iem Unit | MPH |
| Iem City | 2 NW Biloxi |
| Iem County | Harrison |
| Iem State | MS |
| Iem Wfo | LIX |
| Iem Remark | AWOS station KBIX Biloxi Keesler. |
| MergedSources | [{"id":"iem_D_30.610_-88.970_1782332700000","source":"iem","severity":"low","severityValue":25,"timestamp":1782332700000,"latitude":30.61,"longitude":-88.97},{"id":"iem_M_30.420_-88.920_1782334500000","source":"iem","severity":"low","severityValue":25,"timestamp":1782334500000,"latitude":30.42,"longitude":-88.92}] |
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 43/100, near Pascagoula (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.