Right now
The most recent data we hold from NOAA arrived 38 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 11 May 2026 at 02:00 UTC. It is kept here as a record.
It is the 7th strongest of the 134 detections recorded within 20 km of this point since 10 March 2026. Another comparable one was recorded here earlier the same day. 8 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Watch issued May 10 at 1:44PM CDT until May 10 at 9:00PM CDT by NWS San Angelo TX
An estimated 389,158 people live within 50 km of this point.
Nearby, since 10 March 2026
- July 5, 2026 · score 43 · 0.0 km
- June 24, 2026 · score 43 · 0.0 km
- May 27, 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 80 % 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 | 80% |
| Coordinates | 31.0000, -97.6000 |
| Nearest City | Harker Heights (11 km) |
| Population Exposed | 389.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-10T18:44:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Watch_noaa_urn:oid:2.49.0.1.840.0.b9b14886eb8b43fa7564478488aa82bd |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Watch |
| Urgency | Future |
| Certainty | Possible |
| AreaDesc | Brown, TX; Callahan, TX; Coke, TX; Coleman, TX; Concho, TX; Crockett, TX; Fisher, TX; Haskell, TX; Irion, TX; Jones, TX; Kimble, TX; McCulloch, TX; Mason, TX; Menard, TX; Nolan, TX; Runnels, TX; San Saba, TX; Schleicher, TX; Shackelford, TX; Sterling, TX; Sutton, TX; Taylor, TX; Throckmorton, TX; Tom Green, TX; Borden, TX; Glasscock, TX; Howard, TX; Mitchell, TX; Reagan, TX; Scurry, TX; Bell, TX; Bosque, TX; Comanche, TX; Coryell, TX; Eastland, TX; Erath, TX; Hamilton, TX; Hill, TX; Hood, TX; Jack, TX; Johnson, TX; Lampasas, TX; McLennan, TX; Mills, TX; Palo Pinto, TX; Parker, TX; Somervell, TX; Stephens, TX; Young, TX |
| Headline | Severe Thunderstorm Watch issued May 10 at 1:44PM CDT until May 10 at 9:00PM CDT by NWS San Angelo TX |
| Expires | 2026-05-10T21:00:00-05:00 |
| SenderName | NWS San Angelo TX |
| HasExactCoords | false |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.b9b14886eb8b43fa7564478488aa82bd66cf99f3.001.1","noaa_urn:oid:2.49.0.1.840.0.17e04fa4599a09a390bac9afce22faa0a2675348.001.1","noaa_urn:oid:2.49.0.1.840.0.c24dc5c52a22f34105fcdc876004703dbba1e736.001.1"] |
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.
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