Yuma, AZ, USA
Black triangle floating in same area for several minutes, then disappeared.
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: 300s, a plausible sighting length
- Moderate witness text (75 characters)
- Location geocoded exactly
- No other reports from this city within 3 days
- When
- 2018-12-04
- Where
- Yuma, AZ, USA
- Shape
- Triangle
- Duration
- 5 minutes
- Geo
- 32.725, -114.624 · exact
- Slug
- triangle-over-yuma-az-2018-cc45e2
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
- Yuma, AZ shows up 71 times across the archive.
- 92 reports came from Arizona in 2018.
- In the 2010s, 8.4% of reports described a triangle — the all-time rate is 9%.
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.