This alert expired on 8 August 2026 at 22:00 UTC. It is kept here as a record.
It is the 6th strongest of the 11 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 27 July 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued August 8 at 2:04PM CDT until August 8 at 5:00PM CDT by NWS Memphis TN
Nearby, since 16 March 2026
- July 27, 2026 · score 22 · 16.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 16 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) | 16 / 100 |
| Our confidence | 60% |
| Coordinates | 35.5952, -88.2156 |
| Nearest City | Jackson (54 km) |
| Impact Tier | minor |
| Timestamp | 2026-08-08T19:04:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.923b700abb179484dafba44112d9f79e |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Crockett, TN; Haywood, TN; Madison, TN; Houston, TN; Stewart, TN; Colbert, AL; Lauderdale, AL |
| Headline | Flash Flood Warning issued August 8 at 2:04PM CDT until August 8 at 5:00PM CDT by NWS Memphis TN |
| Expires | 2026-08-08T17:00:00-05:00 |
| SenderName | NWS Memphis TN |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.923b700abb179484dafba44112d9f79ed41e011f.001.1","noaa_urn:oid:2.49.0.1.840.0.264ec87f0b9f629ddcb45b83f363c50870a4e02a.001.1","noaa_urn:oid:2.49.0.1.840.0.125d86747640332b0090f398ca6a34316b438b24.001.1"] |
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 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 16/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.