CaseDiamond2003
Grayslake, IL, USA
Dimond shaped craft with pulsating multicolor lights -- very fast -- not a plane.
Report quality: Moderate51/100
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: 60s, a plausible sighting length
- Moderate witness text (81 characters)
- Location geocoded exactly
- No other reports from this city within 3 days
- When
- 2003-11-11
- Where
- Grayslake, IL, USA
- Shape
- Diamond
- Duration
- 1 minute
- Geo
- 42.344, -88.042 · exact
- Slug
- diamond-over-grayslake-il-2003-0aaefa
In context
- Grayslake, IL has 6 sightings on file here.
- 2003 brought 92 reports from Illinois.
- The 2000s skewed 1.6% diamond reports; the archive-wide figure is 1.4%.
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.