This alert expired on 15 July 2026 at 12:00 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 — one other scored the same. The last comparable one was on 18 June 2026.
What the source measured
NOAA reported: Flood Warning issued July 14 at 2:28PM CDT until July 15 at 7:00AM CDT by NWS Houston/Galveston TX
An estimated 525,312 people live within 50 km of this point.
Nearby, since 27 May 2026
- May 27, 2026 · score 48 · 4.1 km
- June 2, 2026 · score 39 · 15.5 km
- June 18, 2026 · score 43 · 22.9 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 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) | 48 / 100 |
| Our confidence | 81% |
| Coordinates | 29.7061, -96.0745 |
| Nearest City | Katy (26 km) |
| Population Exposed | 525.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-14T19:28:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.85863e15a0fb5de9e4d4ee193180ded5 |
Score Breakdown
Technical Details
| Event | Flood Warning |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | Jackson, TX; Wharton, TX; Brazos, TX; Burleson, TX; Grimes, TX; Washington, TX; Harris, TX; Montgomery, TX and 1 more areas |
| Headline | Flood Warning issued July 14 at 2:28PM CDT until July 15 at 7:00AM CDT by NWS Houston/Galveston TX |
| Expires | 2026-07-15T07:00:00-05:00 |
| SenderName | NWS Houston/Galveston TX |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.85863e15a0fb5de9e4d4ee193180ded5bed09d15.001.1","noaa_urn:oid:2.49.0.1.840.0.71fa4f390f0eb42769e0ac866555ca5b85182634.001.1","noaa_urn:oid:2.49.0.1.840.0.aa8301cde3ffc1743246de78b5c18427e06e7e6e.001.1","noaa_urn:oid:2.49.0.1.840.0.3ad7cda4b19d7043c7c3567deda5c5ec8bd4f168.001.1"] |
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 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 48/100, near Katy (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.