This alert expired on 23 May 2026 at 02:00 UTC. It is kept here as a record.
It is the 11th strongest of the 31 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 22 May 2026. 11 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued May 22 at 8:31PM EDT until May 22 at 10:00PM EDT by NWS Wilmington OH
An estimated 76,000 people live within 50 km of this point.
Nearby, since 16 March 2026
- July 21, 2026 · score 63 · 6.1 km
- August 13, 2026 · score 39 · 6.1 km
- July 28, 2026 · score 43 · 14.1 km
How we know
Confirmed by 3 independent sources, including NOAA.
Our own score for this event is 39 out of 100, at 89 % 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 | 89% |
| Coordinates | 38.3828, -84.9055 |
| Nearest City | Frankfort (21 km) |
| Population Exposed | 76.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-23T00:31:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.91660cf8dbecbcfba904fa9b153bbe44 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Boone, KY; Campbell, KY; Gallatin, KY; Grant, KY; Kenton, KY; Owen, KY; Pendleton, KY; Franklin, KY; Shelby, KY |
| Headline | Flash Flood Warning issued May 22 at 8:31PM EDT until May 22 at 10:00PM EDT by NWS Wilmington OH |
| Expires | 2026-05-22T22:00:00-04:00 |
| SenderName | NWS Wilmington OH |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.91660cf8dbecbcfba904fa9b153bbe445c7ff013.001.1","noaa_urn:oid:2.49.0.1.840.0.f08797503c102c628cd689d274079295861627b4.001.1"] |
| Iem TypeSummary | F |
| Iem City | 1 W Graefenburg |
| Iem County | Shelby |
| Iem State | KY |
| Iem Wfo | LMK |
| Iem Remark | Water flowing over Bardstown Trail. Road is closed. |
| MergedSources | [{"id":"iem_E_38.960_-84.590_1779496200000","source":"iem","severity":"low","severityValue":25,"timestamp":1779496200000,"latitude":38.96,"longitude":-84.59},{"id":"iem_F_38.150_-85.050_1779492600000","source":"iem","severity":"low","severityValue":25,"timestamp":1779492600000,"latitude":38.15,"longitude":-85.05}] |
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.