This alert expired on 6 July 2026 at 01:30 UTC. It is kept here as a record.
It is one of only 4 we have recorded within 20 km of this point since 2 June 2026. The last comparable one was on 2 June 2026.
What the source measured
NOAA reported: Flash Flood Warning issued July 5 at 6:36PM CDT until July 5 at 8:30PM CDT by NWS Houston/Galveston TX
An estimated 18,288 people live within 50 km of this point.
Nearby, since 2 June 2026
- July 7, 2026 · score 34 · 5.5 km
- June 2, 2026 · score 34 · 9.0 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 34 out of 100, at 87 % 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) | 34 / 100 |
| Our confidence | 87% |
| Coordinates | 31.6992, -95.2275 |
| Nearest City | Palestine (39 km) |
| Population Exposed | 18.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-05T23:36:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.eca7a50ddac051993c39bcc2b0cbf473 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Trinity, TX; Smith, TX |
| Headline | Flash Flood Warning issued July 5 at 6:36PM CDT until July 5 at 8:30PM CDT by NWS Houston/Galveston TX |
| Expires | 2026-07-05T20:30:00-05:00 |
| SenderName | NWS Houston/Galveston TX |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.eca7a50ddac051993c39bcc2b0cbf473fabda578.001.1","noaa_urn:oid:2.49.0.1.840.0.aa777b87d2b9aeb2b7ed77d56b172d046e41d033.001.1"] |
| Iem TypeSummary | F |
| Iem City | 2 WSW New Chapel Hill |
| Iem County | Smith |
| Iem State | TX |
| Iem Wfo | SHV |
| Iem Remark | Report of road flooding at FM 828 and County Road 285 and on Clemson Drive in South Tyler. |
| MergedSources | [{"id":"iem_D_31.710_-94.620_1783288680000","source":"iem","severity":"low","severityValue":25,"timestamp":1783288680000,"latitude":31.71,"longitude":-94.62},{"id":"iem_D_32.310_-95.280_1783282800000","source":"iem","severity":"low","severityValue":25,"timestamp":1783282800000,"latitude":32.31,"longitude":-95.28},{"id":"iem_H_32.320_-95.280_1783282500000","source":"iem","severity":"low","severityValue":25,"timestamp":1783282500000,"latitude":32.32,"longitude":-95.28},{"id":"iem_F_32.290_-95.200_1783283400000","source":"iem","severity":"low","severityValue":25,"timestamp":1783283400000,"latitude":32.29,"longitude":-95.2}] |
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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 34/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.