Right now
The most recent data we hold from NOAA arrived 17 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 23 May 2026 at 04:30 UTC. It is kept here as a record.
No stronger detection stands among the 15 recorded within 20 km of this point since 11 May 2026 — 5 others scored the same. The last comparable one was on 11 May 2026. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 22 at 10:42PM CDT until May 22 at 11:30PM CDT by NWS San Angelo TX
Urban PEI: 19,031 within a heuristic 50 km radius; not unique people.
Nearby, since 11 May 2026
- May 23, 2026 · score 34 · 2.1 km
- June 19, 2026 · score 34 · 6.2 km
- August 28, 2026 · score 34 · 9.7 km
How we know
2 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 34 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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) | 34 / 100 |
| Legacy data-support index | 0.84/1 |
| Coordinates | 31.3763, -98.8466 |
| Nearest City | Brownwood (40 km) |
| Urban exposure index (PEI) | 19.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-23T03:42:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.b288f81b747a329cba9b2276b391187b |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-05-23T03:42:00.000Z.
First archived: 2026-05-23T03:55:51.383Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Brown, TX; Coleman, TX; Concho, TX; McCulloch, TX; San Saba, TX; Lampasas, TX; Mills, TX |
| Headline | Severe Thunderstorm Warning issued May 22 at 10:42PM CDT until May 22 at 11:30PM CDT by NWS San Angelo TX |
| Expires | 2026-05-22T23:30:00-05:00 |
| SenderName | NWS San Angelo TX |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.b288f81b747a329cba9b2276b391187b8400eea5.001.1","noaa_urn:oid:2.49.0.1.840.0.30510321e359b39a114b90b60afa1285afd01ed5.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 74 |
| Iem Unit | MPH |
| Iem City | 1 N Shields |
| Iem County | Coleman |
| Iem State | TX |
| Iem Wfo | SJT |
| MergedSources | [{"id":"iem_G_31.600_-99.420_1779504660000","source":"iem","severity":"low","severityValue":25,"timestamp":1779504660000,"latitude":31.6,"longitude":-99.42}] |
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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