San Rafael, CaliforniaAugust 1953

On the evening of August 28, 1953, a Ground Observer Corps (GOC) post operator in San Rafael, California spotted an unusual formation in the sky. At 11:25 p.m., the observer used binoculars to watch fourteen cigar-shaped objects without wings moving in a loose V formation. Each object displayed white lights and appeared to be roughly the size of a twin-engine aircraft. The observer estimated their speed at 238 miles per hour. No sound or means of propulsion were detected.

The objects first appeared heading west, passing overhead through breaks in the clouds. They then turned and headed north before disappearing behind the cloud cover. The entire sighting lasted approximately three minutes. The observer was a reliable GOC member who had served on watch duty during World War II and the years following. Weather conditions at the time showed broken to overcast clouds with bases at 2,300 feet.

The Air Force's analysis suggested a mundane explanation. Investigators concluded the observer may have seen a group of stars visible through the overcast sky that appeared to move because clouds drifting between the observer and the stars created an illusion of motion. However, the official evaluation classified the sighting as unidentified.

The file also contains a separate report from Turner Air Force Base in Georgia dated August 28, 1953, describing a different object sighted by multiple witnesses. This object was later identified as a tissue paper balloon filled with smoke, released locally, that drifted over the airfield before dissipating.

The full case file is reproduced below as held by the National Archives across 8 pages.