This alert expired on 19 May 2026 at 10:15 UTC. It is kept here as a record.
No stronger detection stands among the 33 recorded within 20 km of this point since 1 May 2026 — 24 others scored the same. The last comparable one was on 1 May 2026.
What the source measured
NOAA reported: Special Marine Warning issued May 19 at 4:10AM CDT until May 19 at 5:15AM CDT by NWS Corpus Christi TX
Nearby, since 1 May 2026
- May 23, 2026 · score 22 · 17.2 km
- July 15, 2026 · score 22 · 18.4 km
- July 23, 2026 · score 22 · 20.8 km
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 | 28.3168, -96.5037 |
| Nearest City | Victoria (73 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-19T09:10:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.d5a70aea8851582d685bedc0e01f2784 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | San Antonio, Mesquite, and Espiritu Santo Bays; Coastal waters from Baffin Bay to Port Aransas out 20 NM; Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM; Waters from Port Aransas to Matagorda Ship Channel from 20 to 60 NM; Matagorda Bay; Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM; Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM |
| Headline | Special Marine Warning issued May 19 at 4:10AM CDT until May 19 at 5:15AM CDT by NWS Corpus Christi TX |
| Expires | 2026-05-19T05:15:00-05:00 |
| SenderName | NWS Corpus Christi TX |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d5a70aea8851582d685bedc0e01f27841182c28c.001.1","noaa_urn:oid:2.49.0.1.840.0.67b84fab61af825bf0385d0471229c8a95378c7d.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 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.