Blue Island, IL, USA
8 soundless low-flying cross-shaped "aircraft," flying from southwest to northeast over Blue Island - around 19:30-19:40 pm.
Report quality: Moderate55/100
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: 600s, a plausible sighting length
- Detailed witness text (124 characters)
- Location geocoded exactly
- No other reports from this city within 3 days
- When
- 2015-12-01
- Where
- Blue Island, IL, USA
- Shape
- Cross
- Duration
- 10 minutes
- Geo
- 41.657, -87.680 · exact
- Slug
- cross-over-blue-island-il-2015-7a2592
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…
In context
- Blue Island, IL shows up 8 times across the archive.
- 182 reports came from Illinois in 2015.
- In the 2010s, 0.4% of reports described a cross — the all-time rate is 0.3%.
Report
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.