JULY 31 / TODAY-IN-HISTORY 22 cases on file · 1947–1952
This Day in Paranormal History
July 31st
22 documented paranormal events occurred on this day, spanning 1947 to 1952. Browse hauntings, UFO sightings, cryptid encounters, and unexplained phenomena recorded throughout history.
Selected from July 31st
Featured cases
Cincinnati, Ohio UFO Sighting (July 31, 1952) — FBI Files
Cincinnati, Ohio
FBI files reveal a 1952 investigation into an anonymous German-language report of flying saucers sent to the Cincinnati Enquirer.
New York City, New York UFO Sighting (July 31, 1952) — FBI Files
New York City, New York
An FBI report from July 31, 1952, documents a citizen report of flying disks over New York City, later released through the PURS
Kenneth Arnold UFO Sighting, Boise, Idaho (July 31, 1947)
Boise, Idaho
A first saucer wave case from Boise, Idaho. Kenneth Arnold reported seeing flying discs.
Boise, Idaho UFO Sighting (July 31, 1947) — FBI Files
Boise, Idaho
A first saucer wave case from Boise, Idaho. LD made a phone call to 0109-3 in Boise, Idaho, on July 31.
All cases · July 31st
Every event recorded on this day
- 1952 UFO Cincinnati, Ohio UFO Sighting (July 31, 1952) — FBI Files Cincinnati, Ohio
- 1952 UFO New York City, New York UFO Sighting (July 31, 1952) — FBI Files New York City, New York
- 1952 UFO New Palestine, Indiana UFO Sighting (July 31, 1952) — FBI Files New Palestine, Indiana
- 1952 UFO Paterson, New Jersey UFO Sighting (July 31, 1952) — FBI Files Paterson, New Jersey
- 1952 UFO 1952 UAP Sighting — FBI Files (D6P204) Unknown location
- 1947 UFO Kenneth Arnold UFO Sighting, Boise, Idaho (July 31, 1947) Boise, Idaho
- 1947 UFO Boise, Idaho UFO Sighting (July 31, 1947) — FBI Files Boise, Idaho
- 1947 UFO Kenneth Arnold UFO Sighting, Evanston, Illinois (July 31, 1947) Evanston, Illinois
- 1947 UFO Kenneth Arnold UFO Sighting, Hamilton Field, California (July 31, 1947) Hamilton Field, California
- 1947 UFO Hamilton Field, California UFO Sighting (July 31, 1947) — FBI Files Hamilton Field, California
- 1947 UFO Seattle, Washington UFO Sighting (July 31, 1947) — FBI Files Seattle, Washington
- 1947 UFO Kenneth Arnold UFO Sighting, Tacoma, Washington (July 31, 1947) Tacoma, Washington
- 1947 UFO Tacoma, Washington UFO Sighting (July 31, 1947) — FBI Files Tacoma, Washington
- 1947 UFO Kenneth Arnold UFO Sighting, Tacoma, Washington (July 31, 1947 (Doc 3/P33)) Tacoma, Washington
- 1947 UFO Tacoma, Washington UFO Sighting (July 31, 1947) — FBI Files (D3P36) Tacoma, Washington
- 1947 UFO Kenneth Arnold UFO Sighting, Tacoma, Washington (July 31, 1947 (Doc 3/P38)) Tacoma, Washington
- 1947 UFO Kenneth Arnold UFO Sighting, Tacoma, Washington (July 31, 1947 [v2]) Tacoma, Washington
- 1947 UFO Tacoma, Washington UFO Sighting (July 31, 1947) — FBI Files (D3P49) Tacoma, Washington
- 1947 UFO Tacoma, Washington UFO Sighting (July 31, 1947) — FBI Files (D3P92) Tacoma, Washington
- 1947 UFO Kenneth Arnold UFO Sighting, Unknown location, July 31 (1947) Unknown location
- 1947 UFO Tacoma, Washington UFO Sighting (July 31, 1947) — FBI Files (D3P37) Tacoma, Washington
- 1947 UFO Kenneth Arnold UFO Sighting, Unknown location, July 31 (1947 (Doc 3/P51)) Unknown location