Right now
The most recent data we hold from NOAA arrived 9 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 27 May 2026 at 09:30 UTC. It is kept here as a record.
No stronger detection stands among the 24 recorded within 20 km of this point since 19 May 2026 — 17 others scored the same. Another comparable one was recorded here earlier the same day. 9 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 27 at 3:56AM CDT until May 27 at 4:30AM CDT by NWS Corpus Christi TX
An estimated 672,208 people live within 50 km of this point.
Nearby, since 19 May 2026
- May 21, 2026 · score 48 · 3.9 km
- June 15, 2026 · score 48 · 13.2 km
- June 20, 2026 · score 48 · 13.6 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 85 % 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) | 48 / 100 |
| Our confidence | 85% |
| Coordinates | 27.6180, -99.3760 |
| Nearest City | Laredo (18 km) |
| Population Exposed | 672.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-27T08:56:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.dcecfe5a8a7cd6d0f5cf839fcd68ce8e09b4bdfe.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Duval, TX; Webb, TX |
| Headline | Severe Thunderstorm Warning issued May 27 at 3:56AM CDT until May 27 at 4:30AM CDT by NWS Corpus Christi TX |
| Expires | 2026-05-27T04:30:00-05:00 |
| SenderName | NWS Corpus Christi TX |
| HasExactCoords | true |
| Iem TypeSummary | G |
| Iem Magnitude | 58 |
| Iem Unit | MPH |
| Iem City | 2 ENE Laredo |
| Iem County | Webb |
| Iem State | TX |
| Iem Wfo | CRP |
| Iem Remark | Measured by LRD AWOS. |
| MergedSources | [{"id":"iem_G_27.550_-99.460_1779871260000","source":"iem","severity":"low","severityValue":25,"timestamp":1779871260000,"latitude":27.55,"longitude":-99.46}] |
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.
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