This alert expired on 5 September 2026 at 14:45 UTC. It is kept here as a record.
It is the 3rd strongest of the 53 detections recorded within 20 km of this point since 6 June 2026. The last comparable one was on 5 September 2026.
What the source measured
NOAA reported: Flood Warning issued September 4 at 9:38PM CDT until September 5 at 12:46PM CDT by NWS Houston/Galveston TX
An estimated 132,478 people live within 50 km of this point.
Nearby, since 6 June 2026
- September 5, 2026 · score 37 · 0.0 km
- September 2, 2026 · score 37 · 15.3 km
- September 3, 2026 · score 37 · 18.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 37 out of 100, at 82 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 37 / 100 |
| Our confidence | 82% |
| Coordinates | 30.2922, -94.3196 |
| Nearest City | Beaumont (31 km) |
| Population Exposed | 132.5K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-06T10:17:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.eb560ee3f258678d37f6ac591cde0aa9601cfd5f.001.1 |
Score Breakdown
Technical Details
| Event | Flood Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Hardin, TX; Liberty, TX; Polk, TX; Hardin, TX; Hardin, TX; Jefferson, TX and 1 more areas |
| Headline | Flood Warning issued September 4 at 9:38PM CDT until September 5 at 12:46PM CDT by NWS Houston/Galveston TX |
| Expires | 2026-09-05T09:45:00-05:00 |
| SenderName | NWS Houston/Galveston TX |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.eb560ee3f258678d37f6ac591cde0aa9601cfd5f.001.1","noaa_urn:oid:2.49.0.1.840.0.99c6a0fd6fda0d3f4c0d7635c73119e2d3bf5141.001.1","noaa_urn:oid:2.49.0.1.840.0.99c6a0fd6fda0d3f4c0d7635c73119e2d3bf5141.003.1","noaa_urn:oid:2.49.0.1.840.0.99c6a0fd6fda0d3f4c0d7635c73119e2d3bf5141.002.1"] |
Safety Information
During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 37/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.