UFOMYST
CaseFireball2017

Sioux City, IA, USA

EXTREMELY bright ball appeared above me in my backyard.It lit up my back yard almost like the trees and yard were on fire.It was statio

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: 300s, a plausible sighting length
  • Detailed witness text (135 characters)
  • Location geocoded exactly
  • No other reports from this city within 3 days
When
2017-09-23
Where
Sioux City, IA, USA
Shape
Fireball
Duration
5 minutes
Geo
42.500, -96.400 · exact
Slug
fireball-over-sioux-city-ia-2017-179be4
Wave

Part of a wave

  • Historical wave2004

    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…

    Open wave →

In context

  • One of 35 documented reports from Sioux City, IA in the UFOMYST archive.
  • Iowa logged 45 sightings in 2017.
  • Fireball sightings ran at 9.3% during the 2010s (archive average: 6.9%).

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.