This alert expired on 23 May 2026 at 12:45 UTC. It is kept here as a record.
No stronger detection stands among the 11 recorded within 20 km of this point since 20 May 2026 — 6 others scored the same. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 23 at 7:29AM CDT until May 23 at 7:45AM CDT by NWS Houston/Galveston TX
An estimated 203,568 people live within 50 km of this point.
Nearby, since 20 May 2026
- May 23, 2026 · score 43 · 9.8 km
- July 6, 2026 · score 43 · 21.3 km
- June 19, 2026 · score 43 · 23.6 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 | 29.8086, -94.3721 |
| Nearest City | Beaumont (41 km) |
| Population Exposed | 203.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-23T12:29:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.28f045783ac567197fd2ad7fae7f1def |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Chambers, TX; Galveston, TX; Liberty, TX; Jefferson, TX |
| Headline | Severe Thunderstorm Warning issued May 23 at 7:29AM CDT until May 23 at 7:45AM CDT by NWS Houston/Galveston TX |
| Expires | 2026-05-23T07:45:00-05:00 |
| SenderName | NWS Houston/Galveston TX |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.28f045783ac567197fd2ad7fae7f1def90b42dd9.001.1","noaa_urn:oid:2.49.0.1.840.0.b7b74f8392941a3f247cae86fbb9f7f49bca058c.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, near Beaumont (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.