Right now
The most recent data we hold from NOAA arrived 1 minute 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 21 May 2026 at 19:15 UTC. It is kept here as a record.
It is one of only 2 we have recorded within 20 km of this point since 21 May 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 21 at 1:22PM CDT until May 21 at 2:15PM CDT by NWS Lake Charles LA
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 62 % 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 | 62% |
| Coordinates | 28.8189, -93.2400 |
| Nearest City | Port Arthur (137 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-21T18:22:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.9fed148f408547a22e22bd053e031293a5bfdfda.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Waters from Cameron LA to High Island TX from 20 to 60 NM; Waters from Intracoastal City to Cameron LA from 20 to 60 NM |
| Headline | Special Marine Warning issued May 21 at 1:22PM CDT until May 21 at 2:15PM CDT by NWS Lake Charles LA |
| Expires | 2026-05-21T14:15:00-05:00 |
| SenderName | NWS Lake Charles 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 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.