This alert expired on 14 August 2026 at 02:15 UTC. It is kept here as a record.
It is the 42nd strongest of the 76 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 12 August 2026. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued August 13 at 7:18PM EDT until August 13 at 10:15PM EDT by NWS Wilmington OH
An estimated 76,000 people live within 50 km of this point.
Nearby, since 16 March 2026
- May 23, 2026 · score 39 · 6.1 km
- July 21, 2026 · score 63 · 8.6 km
- June 18, 2026 · score 39 · 15.2 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 39 out of 100, at 78 % 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) | 39 / 100 |
| Our confidence | 78% |
| Coordinates | 38.4218, -84.9555 |
| Nearest City | Frankfort (26 km) |
| Population Exposed | 76.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-13T23:18:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.a47e0de8b5e8ca97b09073a2ab73421d |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Grant, KY; Owen, KY; Pendleton, KY; Shelby, KY |
| Headline | Flash Flood Warning issued August 13 at 7:18PM EDT until August 13 at 10:15PM EDT by NWS Wilmington OH |
| Expires | 2026-08-13T22:15:00-04:00 |
| SenderName | NWS Wilmington OH |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.a47e0de8b5e8ca97b09073a2ab73421d03957c7a.001.1","noaa_urn:oid:2.49.0.1.840.0.8b2cfc7e099a9f37664fd78d32b3ff7879a8989a.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 Frankfort?
Calamity.live data shows a weather event with CalamityScore 39/100, near Frankfort (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.