Chicago, IL, USA
UFO located over South side of Chicago
Report quality: Moderate66/100
This score reflects report-quality signals on file — how complete, corroborated, and precisely located the report is — not a claim about whether the sighting was a real craft.
- Duration parsed: 300s, a plausible sighting length
- Brief witness text (38 characters)
- Location geocoded exactly
- 3 other reports from the same city within 3 days
- When
- 2021-05-24
- Where
- Chicago, IL, USA
- Shape
- Rectangle
- Duration
- 5 min
- Geo
- 41.850, -87.650 · exact
- Slug
- rectangle-over-chicago-il-2021-8db78f
Part of a wave
The Navy Encounters & the UAP Era
U.S. training ranges (Pacific off San Diego; Atlantic off Virginia), then worldwide reporting
The wave that renamed the subject. The USS Nimitz 'Tic Tac' encounter (November 2004: radar drops from 80,000 ft to sea level in seconds, pilot visual by Cmdr. David Fravor, FLIR video) stayed classified-adjacent until…
Local cluster
5 reports came out of Chicago, IL in May 2021 alone — a local cluster.
In context
- Chicago, IL has 413 sightings on file here.
- 2021 brought 71 reports from Illinois.
- The 2020s skewed 1.8% rectangle reports; the archive-wide figure is 1.7%.
Nearby in space & time
within 30 daysReport
Full narrative lands with dossier import for famous cases, or the NUFORC free-text summary above for standard reports. This shell is SSR-ready: one D1 row (including connections_json) per page.