Right now
The most recent data we hold from NOAA arrived 4 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 23 May 2026 at 02:45 UTC. It is kept here as a record.
It is the 3rd strongest of the 218 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 28 April 2026.
What the source measured
NOAA reported: Flash Flood Warning issued May 22 at 9:39PM EDT until May 22 at 10:45PM EDT by NWS Louisville KY
An estimated 961,444 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 22, 2026 · score 48 · 1.4 km
- July 21, 2026 · score 72 · 7.7 km
- July 22, 2026 · score 48 · 8.3 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 84 % 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) | 48 / 100 |
| Our confidence | 84% |
| Coordinates | 37.9515, -85.7054 |
| Nearest City | Okolona (21 km) |
| Population Exposed | 961.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-23T01:39:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.3237aa52cf78b533d648c7cb4fd41a85 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Franklin, KY; Shelby, KY; Breckinridge, KY |
| Headline | Flash Flood Warning issued May 22 at 9:39PM EDT until May 22 at 10:45PM EDT by NWS Louisville KY |
| Expires | 2026-05-22T22:45:00-04:00 |
| SenderName | NWS Louisville KY |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.3237aa52cf78b533d648c7cb4fd41a857b4646d5.001.1","noaa_urn:oid:2.49.0.1.840.0.0564b263a352dbbbff6e38a6371f2a3e67537449.001.1"] |
| 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_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 Okolona?
Calamity.live data shows a weather event with CalamityScore 48/100, near Okolona (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.