CaseTriangle1999
Hwy. 90, SD, USA
A cloud appeared in the sky, huge, oval in shape, emitting the most amazing magnetic field, shooting lightening out in short spikes aro
Report quality: Moderate45/100
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: 25200s (an atypical range)
- Detailed witness text (135 characters)
- Location could not be geocoded
- No other reports from this city within 3 days
- When
- 1999-08-11
- Where
- Hwy. 90, SD, USA
- Shape
- Triangle
- Duration
- 7 hours
- Geo
- —
- Slug
- triangle-over-hwy-90-sd-1999-faef14
In context
- One of 1 documented reports from Hwy. 90, SD in the UFOMYST archive.
- South Dakota logged 3 sightings in 1999.
- Triangle sightings ran at 11.6% during the 1990s (archive average: 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.