This alert expired on 23 May 2026 at 18:15 UTC. It is kept here as a record.
No stronger detection stands among the 42 recorded within 20 km of this point since 11 May 2026 — 13 others scored the same. Another comparable one was recorded here earlier the same day. 22 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 23 at 12:52PM CDT until May 23 at 1:15PM CDT by NWS Corpus Christi TX
An estimated 332,355 people live within 50 km of this point.
Nearby, since 11 May 2026
- August 2, 2026 · score 43 · 9.7 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 89 % 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) | 43 / 100 |
| Our confidence | 89% |
| Coordinates | 27.9450, -96.9767 |
| Nearest City | Portland (35 km) |
| Population Exposed | 332.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-23T17:52:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.150eaaf25e38a00c9fe45a8aa475cc740788e72f.002.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Aransas, TX; Calhoun, TX; Refugio, TX |
| Headline | Severe Thunderstorm Warning issued May 23 at 12:52PM CDT until May 23 at 1:15PM CDT by NWS Corpus Christi TX |
| Expires | 2026-05-23T13:15:00-05:00 |
| SenderName | NWS Corpus Christi TX |
| HasExactCoords | true |
| Iem TypeSummary | G |
| Iem Magnitude | 45 |
| Iem Unit | MPH |
| Iem City | 2 SE Flour Bluff |
| Iem County | Nueces |
| Iem State | TX |
| Iem Wfo | CRP |
| Iem Remark | Mesonet station XLAG Laguna Shores. |
| MergedSources | [{"id":"iem_G_27.770_-97.500_1779555240000","source":"iem","severity":"low","severityValue":25,"timestamp":1779555240000,"latitude":27.77,"longitude":-97.5},{"id":"iem_M_27.640_-97.290_1779555660000","source":"iem","severity":"low","severityValue":25,"timestamp":1779555660000,"latitude":27.64,"longitude":-97.29},{"id":"iem_M_27.870_-97.320_1779556320000","source":"iem","severity":"low","severityValue":25,"timestamp":1779556320000,"latitude":27.87,"longitude":-97.32},{"id":"iem_G_27.640_-97.290_1779555660000","source":"iem","severity":"low","severityValue":25,"timestamp":1779555660000,"latitude":27.64,"longitude":-97.29}] |
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 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.