Right now
The most recent data we hold from NOAA arrived 71 minutes ago, and this point is in it.
One other detection within 20 km in the last 24 hours, <1 km from here.
This alert expired on 12 September 2026 at 08:15 UTC. It is kept here as a record.
It is the 44th strongest of the 116 detections recorded within 20 km of this point since 11 March 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Flash Flood Warning issued September 12 at 1:20AM CDT until September 12 at 3:15AM CDT by NWS Paducah KY
An estimated 137,955 people live within 50 km of this point.
Nearby, since 11 March 2026
- June 22, 2026 · score 67 · 3.7 km
- July 11, 2026 · score 43 · 3.7 km
- July 10, 2026 · score 43 · 3.7 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 37 out of 100, at 87 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 37 / 100 |
| Our confidence | 87% |
| Coordinates | 38.3643, -87.5571 |
| Nearest City | Vincennes (35 km) |
| Population Exposed | 138.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-12T06:20:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.236263eaebe3579a998e78c4577cf2d18762256d.001.1 |
Score Breakdown
Technical Details
| Event | Flash Flood Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Gibson, IN |
| Headline | Flash Flood Warning issued September 12 at 1:20AM CDT until September 12 at 3:15AM CDT by NWS Paducah KY |
| Expires | 2026-09-12T03:15:00-05:00 |
| SenderName | NWS Paducah KY |
| HasExactCoords | true |
| Spc ReportType | wind |
| Spc Speed | UNK |
| Spc Location | 7 NE Mount Vernon |
| Spc County | Posey |
| Spc State | IN |
| Spc Comments | Large limb down along Upper Mount Vernon Road. Time estimated from radar. (PAH) |
| MergedSources | [{"id":"spc_wind_37.99_-87.80_44","source":"spc","severity":"medium","severityValue":45,"timestamp":1789188360000,"latitude":37.99,"longitude":-87.8}] |
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.
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