Right now
The most recent data we hold from NOAA arrived 19 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 12:00 UTC. It is kept here as a record.
It is the 6th strongest of the 11 detections recorded within 20 km of this point since 16 March 2026.
What the source measured
NOAA reported: Special Marine Warning issued March 16 at 5:26AM CDT until March 16 at 7:00AM CDT by NWS New Orleans LA
Nearby, since 16 March 2026
- July 1, 2026 · score 34 · 10.8 km
- August 2, 2026 · score 28 · 11.0 km
- July 20, 2026 · score 43 · 16.9 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 22 out of 100, at 64 % 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) | 22 / 100 |
| Our confidence | 64% |
| Coordinates | 29.8985, -88.6860 |
| Nearest City | Pascagoula (54 km) |
| Impact Tier | minor |
| Timestamp | 2026-03-16T10:26:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.6f5387b5c767f63752ee4fff0fb8fc38 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Chandeleur Sound; Breton Sound; Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm; Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM; Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM; Mississippi Sound; Chandeleur Sound; Breton Sound; Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm; Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM; Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM |
| Headline | Special Marine Warning issued March 16 at 5:26AM CDT until March 16 at 7:00AM CDT by NWS New Orleans LA |
| Expires | 2026-03-16T07:00:00-05:00 |
| SenderName | NWS New Orleans LA |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.6f5387b5c767f63752ee4fff0fb8fc38739e66ac.001.1","noaa_urn:oid:2.49.0.1.840.0.f0fe29ee30bde39894256acc0a3b5377e265d095.001.1"] |
| Iem TypeSummary | M |
| Iem Magnitude | 45 |
| Iem Unit | MPH |
| Iem City | 12 SSE Gulfport |
| Iem County | GMZ532 |
| Iem State | MS |
| Iem Wfo | LIX |
| Iem Remark | Mesonet station XSHI Ship Island. |
| MergedSources | [{"id":"iem_M_30.230_-88.980_1773652200000","source":"iem","severity":"low","severityValue":25,"timestamp":1773652200000,"latitude":30.23,"longitude":-88.98}] |
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 in this area?
Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.