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 09:00 UTC. It is kept here as a record.
It is the 10th strongest of the 22 detections recorded within 20 km of this point since 1 May 2026. The last comparable one was on 23 May 2026. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 27 at 2:02AM CDT until May 27 at 4:00AM CDT by NWS Houston/Galveston TX
An estimated 72,753 people live within 50 km of this point.
Nearby, since 1 May 2026
- June 17, 2026 · score 43 · 11.2 km
- May 20, 2026 · score 39 · 11.7 km
- July 23, 2026 · score 43 · 13.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 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) | 39 / 100 |
| Our confidence | 80% |
| Coordinates | 29.0238, -95.3586 |
| Nearest City | Lake Jackson (7 km) |
| Population Exposed | 72.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-27T07:02:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.96695673029d1b74ad77c9cc7e3db000a9798566.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Matagorda Bay; Galveston Bay; Coastal waters from Freeport to Matagorda Ship Channel TX out 20 NM; Coastal waters from High Island to Freeport TX out 20 NM; Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM; Waters from High Island to Freeport TX from 20 to 60 NM |
| Headline | Special Marine Warning issued May 27 at 2:02AM CDT until May 27 at 4:00AM CDT by NWS Houston/Galveston TX |
| Expires | 2026-05-27T04:00:00-05:00 |
| SenderName | NWS Houston/Galveston TX |
| HasExactCoords | true |
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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