This alert expired on 20 July 2026 at 00:15 UTC. It is kept here as a record.
It is the 6th strongest of the 77 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 3 July 2026.
What the source measured
NOAA reported: Flash Flood Warning issued July 19 at 5:13PM EDT until July 19 at 8:15PM EDT by NWS Peachtree City GA
An estimated 261,968 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 7, 2026 · score 43 · 6.2 km
- June 22, 2026 · score 67 · 12.4 km
- June 10, 2026 · score 43 · 13.2 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 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) | 43 / 100 |
| Our confidence | 80% |
| Coordinates | 34.8440, -86.3168 |
| Nearest City | Huntsville (28 km) |
| Population Exposed | 262.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-19T21:13:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.9a3d52c19465eb649299d8f0891238c5 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Gordon, GA; Madison, AL; Lincoln, TN; Lawrence, TN; Wayne, TN |
| Headline | Flash Flood Warning issued July 19 at 5:13PM EDT until July 19 at 8:15PM EDT by NWS Peachtree City GA |
| Expires | 2026-07-19T20:15:00-04:00 |
| SenderName | NWS Peachtree City GA |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.9a3d52c19465eb649299d8f0891238c569f35897.001.1","noaa_urn:oid:2.49.0.1.840.0.e83eb1c080917be7e0f330515e9d39d22109ac6f.001.1","noaa_urn:oid:2.49.0.1.840.0.41ef00b955754ea71cd28dbaa3a7c50b47d30e89.001.1"] |
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 near Huntsville?
Calamity.live data shows a weather event with CalamityScore 43/100, near Huntsville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.