This alert expired on 22 July 2026 at 02:45 UTC. It is kept here as a record.
It is the 10th strongest of the 314 detections recorded within 20 km of this point since 16 March 2026. 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: Flood Warning issued July 21 at 6:48PM CDT until July 21 at 9:45PM CDT by NWS Louisville KY
An estimated 961,444 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 27, 2026 · score 48 · 3.3 km
- July 21, 2026 · score 72 · 8.3 km
- July 18, 2026 · score 48 · 8.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 out of 100, at 80 % 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 | 80% |
| Coordinates | 37.9873, -85.8469 |
| Nearest City | Valley Station (14 km) |
| Population Exposed | 961.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-21T23:48:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Flood Warning_noaa_urn:oid:2.49.0.1.840.0.3e52ebdccddddbbeee30d06d91830fed |
Score Breakdown
Technical Details
| Event | Flood Warning |
| Urgency | Expected |
| Certainty | Likely |
| AreaDesc | Breckinridge, KY; Bullitt, KY; Butler, KY; Grayson, KY; Hancock, KY; Hardin, KY; Hart, KY; Larue, KY; Meade, KY; Nelson, KY; Ohio, KY; Anderson, KY; Franklin, KY; Mercer, KY; Shelby, KY; Spencer, KY; Washington, KY; Woodford, KY; Crawford, IN; Harrison, IN; Perry, IN; Breckinridge, KY; Meade, KY and 1 more areas |
| Headline | Flood Warning issued July 21 at 6:48PM CDT until July 21 at 9:45PM CDT by NWS Louisville KY |
| Expires | 2026-07-21T21:45:00-05:00 |
| SenderName | NWS Louisville KY |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.3e52ebdccddddbbeee30d06d91830fed1706887f.001.1","noaa_urn:oid:2.49.0.1.840.0.24dca72066b43a4d4cfd9d76c4bba693c7352e7f.001.1","noaa_urn:oid:2.49.0.1.840.0.61c8944c81f9130de176acddcf65b582d09f924d.001.1","noaa_urn:oid:2.49.0.1.840.0.99b146a9cc179162278e90823d250e4212f00f14.001.1"] |
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 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 Valley Station?
Calamity.live data shows a weather event with CalamityScore 48/100, near Valley Station (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.