This alert expired on 11 May 2026 at 02:45 UTC. It is kept here as a record.
No stronger detection stands among the 12 recorded within 20 km of this point since 11 May 2026 — 2 others scored the same. Another comparable one was recorded here earlier the same day. 6 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 10 at 9:14PM CDT until May 10 at 9:45PM CDT by NWS Houston/Galveston TX
An estimated 109,526 people live within 50 km of this point.
Nearby, since 11 May 2026
- May 11, 2026 · score 43 · 12.3 km
- June 15, 2026 · score 39 · 24.2 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 81 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 30.8589, -97.0757 |
| Nearest City | Temple (37 km) |
| Population Exposed | 109.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-11T02:14:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.87306bedb07868607b056e8bf0dbd229 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Madison, TX; Bell, TX; Milam, TX; Blanco, TX; Burnet, TX; Llano, TX; Travis, TX; Williamson, TX |
| Headline | Severe Thunderstorm Warning issued May 10 at 9:14PM CDT until May 10 at 9:45PM CDT by NWS Houston/Galveston TX |
| Expires | 2026-05-10T21:45:00-05:00 |
| SenderName | NWS Houston/Galveston TX |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.87306bedb07868607b056e8bf0dbd229d0c36a3c.001.1","noaa_urn:oid:2.49.0.1.840.0.f82f53aea715288129f0b21aff1019906ba140c8.001.1","noaa_urn:oid:2.49.0.1.840.0.cba8326257f1e75543d88437713eaa8ae5594256.001.1"] |
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 10 February 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.
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 188 scientific monitoring sources.