Right now
The most recent data we hold from NOAA arrived 13 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 04:00 UTC. It is kept here as a record.
It is the 7th strongest of the 130 detections recorded within 20 km of this point since 10 March 2026. Another comparable one was recorded here earlier the same day. 58 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued May 22 at 8:52PM CDT until May 22 at 11:00PM CDT by NWS Lubbock TX
An estimated 389,158 people live within 50 km of this point.
Nearby, since 10 March 2026
- August 7, 2026 · score 43 · 0.0 km
- July 6, 2026 · score 43 · 0.0 km
- July 4, 2026 · score 43 · 0.0 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 79 % 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 | 79% |
| Coordinates | 31.0000, -97.6000 |
| Nearest City | Harker Heights (11 km) |
| Population Exposed | 389.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-23T01:52:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Watch_noaa_urn:oid:2.49.0.1.840.0.c8055d5341879d3ad4ce03db0fb3d8b0 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Childress, TX; Cottle, TX; Hall, TX; Armstrong, TX; Collingsworth, TX; Donley, TX; Randall, TX |
| Headline | Severe Thunderstorm Watch issued May 22 at 8:52PM CDT until May 22 at 11:00PM CDT by NWS Lubbock TX |
| Expires | 2026-05-22T23:00:00-05:00 |
| SenderName | NWS Lubbock TX |
| HasExactCoords | false |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.c8055d5341879d3ad4ce03db0fb3d8b04bf3c19a.002.1","noaa_urn:oid:2.49.0.1.840.0.1d806334b7223755ec5f5e4d2def912c740b7273.001.1"] |
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 near Harker Heights?
Calamity.live data shows a weather event with CalamityScore 43/100, near Harker Heights (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.