Right now
The most recent data we hold from NOAA arrived 3 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 27 May 2026 at 06:15 UTC. It is kept here as a record.
No stronger detection stands among the 6 recorded within 20 km of this point since 27 May 2026 — 5 others scored the same.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued May 27 at 12:05AM CDT until May 27 at 1:15AM CDT by NWS Houston/Galveston TX
Nearby, since 27 May 2026
- June 19, 2026 · score 22 · 15.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 60 % 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) | 22 / 100 |
| Our confidence | 60% |
| Coordinates | 29.3968, -96.5807 |
| Nearest City | Bay City (75 km) |
| Impact Tier | minor |
| Timestamp | 2026-05-27T05:05:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Severe Thunderstorm Warning_noaa_urn:oid:2.49.0.1.840.0.71b2807ea1efd154cf4adc99054e0091 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Jackson, TX; Matagorda, TX; Wharton, TX; Austin, TX; Brazos, TX; Burleson, TX; Colorado, TX; Fort Bend, TX; Grimes, TX; Harris, TX; Jackson, TX; Waller, TX; Washington, TX; Wharton, TX |
| Headline | Severe Thunderstorm Warning issued May 27 at 12:05AM CDT until May 27 at 1:15AM CDT by NWS Houston/Galveston TX |
| Expires | 2026-05-27T01:15:00-05:00 |
| SenderName | NWS Houston/Galveston TX |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.71b2807ea1efd154cf4adc99054e00913c0397fd.001.1","noaa_urn:oid:2.49.0.1.840.0.f0a77d41e3723a40f828949b6c142423d54a6e5d.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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