This alert expired on 18 June 2026 at 16:00 UTC. It is kept here as a record.
No stronger detection stands among the 36 recorded within 20 km of this point since 9 June 2026 — 17 others scored the same. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued June 18 at 9:19AM EDT until June 18 at 12:00PM EDT by NWS Jackson KY
An estimated 794,005 people live within 50 km of this point.
Nearby, since 9 June 2026
- June 27, 2026 · score 48 · 11.5 km
- July 11, 2026 · score 48 · 12.4 km
- July 21, 2026 · score 41 · 13.5 km
How we know
Confirmed by 12 independent sources, including NOAA.
Our own score for this event is 48 out of 100, at 89 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 48 / 100 |
| Our confidence | 89% |
| Coordinates | 37.8870, -84.7087 |
| Nearest City | Nicholasville (12 km) |
| Population Exposed | 794.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-18T13:19:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flash Flood Warning_noaa_urn:oid:2.49.0.1.840.0.35aab0138b016f05e31a80d5d0fe2aaf |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Estill, KY; Powell, KY; Anderson, KY; Boyle, KY; Bullitt, KY; Garrard, KY; Jessamine, KY; Mercer, KY; Nelson, KY; Spencer, KY; Washington, KY; Clark, KY; Garrard, KY; Madison, KY and 3 more areas |
| Headline | Flash Flood Warning issued June 18 at 9:19AM EDT until June 18 at 12:00PM EDT by NWS Jackson KY |
| Expires | 2026-06-18T12:00:00-04:00 |
| SenderName | NWS Jackson KY |
| HasExactCoords | true |
| MergedCount | 6 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.35aab0138b016f05e31a80d5d0fe2aafbf682db0.001.1","noaa_urn:oid:2.49.0.1.840.0.dc987be56a347f89d61d4a7523056c1903434e04.001.1","noaa_urn:oid:2.49.0.1.840.0.51e9c1951741db75a630f50543a053929fc5dfcf.001.1","noaa_urn:oid:2.49.0.1.840.0.435294b5b5f8d4576d083003c5a5f722b966f2fa.001.1","noaa_urn:oid:2.49.0.1.840.0.5fd6258e2e95feddf926e66ee0b84779789d4f91.001.1","noaa_urn:oid:2.49.0.1.840.0.fbe675272754478ee450d30a247a0956886e1660.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 52 |
| Iem Unit | MPH |
| Iem City | 5 E Owenton |
| Iem County | Owen |
| Iem State | KY |
| Iem Wfo | ILN |
| Iem Remark | Kentucky Mesonet site SWON. |
| MergedSources | [{"id":"iem_D_37.870_-84.580_1781777040000","source":"iem","severity":"low","severityValue":25,"timestamp":1781777040000,"latitude":37.87,"longitude":-84.58},{"id":"iem_D_37.800_-84.880_1781779380000","source":"iem","severity":"low","severityValue":25,"timestamp":1781779380000,"latitude":37.8,"longitude":-84.88},{"id":"iem_D_37.820_-84.550_1781777160000","source":"iem","severity":"low","severityValue":25,"timestamp":1781777160000,"latitude":37.82,"longitude":-84.55},{"id":"iem_F_37.860_-84.650_1781783940000","source":"iem","severity":"low","severityValue":25,"timestamp":1781783940000,"latitude":37.86,"longitude":-84.65},{"id":"iem_D_37.960_-84.660_1781776560000","source":"iem","severity":"low","severityValue":25,"timestamp":1781776560000,"latitude":37.96,"longitude":-84.66},{"id":"iem_D_37.940_-84.640_1781776560000","source":"iem","severity":"low","severityValue":25,"timestamp":1781776560000,"latitude":37.94,"longitude":-84.64},{"id":"iem_D_37.870_-84.590_1781776740000","source":"iem","severity":"low","severityValue":25,"timestamp":1781776740000,"latitude":37.87,"longitude":-84.59},{"id":"iem_D_37.880_-84.570_1781776740000","source":"iem","severity":"low","severityValue":25,"timestamp":1781776740000,"latitude":37.88,"longitude":-84.57},{"id":"iem_F_37.860_-84.650_1781784240000","source":"iem","severity":"low","severityValue":25,"timestamp":1781784240000,"latitude":37.86,"longitude":-84.65},{"id":"iem_G_38.330_-85.170_1781770200000","source":"iem","severity":"low","severityValue":25,"timestamp":1781770200000,"latitude":38.33,"longitude":-85.17},{"id":"iem_G_38.550_-84.740_1781770500000","source":"iem","severity":"low","severityValue":25,"timestamp":1781770500000,"latitude":38.55,"longitude":-84.74}] |
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 10 February 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 Nicholasville?
Calamity.live data shows a weather event with CalamityScore 48/100, near Nicholasville (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.