Artigo Lone Rock reported aerial observation — March 13, 1966

The sighting was reported by two civilian witnesses and involved an object described as bright white in color, rectangular in shape, and around the size of a plum. The object was observed for 3-5 seconds at ground level. I PERSONALLY SAW A WEATHER BALLOON AT DUSK, ABOUT SIX MONTHS AGO IN PANAMA, AND THIS DESCRIPTION IS MUCH THE SAME AS I WOULD HAVE GIVEN, HAD I NOT KNOWN WHAT I WAS LOOKING AT. IN THIS REPORT IT WAS JUST BEFORE DAWN AND WHEN I SAW THE WX BALLOON IT WAS AT DUSK. OBJECT SIGHTED ON WESTERN EDGE OF ANTIGO, WISCONSIN, FALLING FROM THE SKY, TRAVELING GENERALLY FROM SOUTH TO NORTH. NO MANEUVERING OTHER AFHO FORM u" v-o309c UNCLASSIFIED Astro Meteor UNCLASSIFIED DEPARTMENT OF THE AIR FORCE STAFF MESSAGE BRANCH INCOMING MESSAGE Page 2 of 3 AP IN 72312 (17 Mar 66) THAN FALLING WAS OBSERVED. CONDITIONS: OBSERVER REPORTED NIGHT TO BE DARK BUT CLEAR. CHICAGO AFS WEATHER REPORTED SURFACE CONDITIONS IN THE AREA AT 0300Z TO BE AS FOLLOWS: SKY CONDITION, CLEAR. CHICAGO ADS WEATHER REPORTED 0300Z WINDS ALOFT AS FOLLOWS: 13,300FT, 280/25KTS, 20,000FT, 290/40KTS, 30,000FT, 290/ 58KTS, 40,032FT, 310/58KTS, 53,000FT, 310/35KTS. LOCAL NEWS MEDIA REPORTED A DISPLAY OF AURORA BOREALIS DURING THE EVENING. OBJECT REPORTED MOST CLOSELY RESEMBLED A METEORITE, WITH WHICH THE OBSERVER COMPARED IT, THE DIFFERENCE BEING (ACCORDING TO THE OBSERVER) THAT IT FELL MORE SLOWLY. SEEMED TO GET DIM RAISED SLIGHTLY AND DISAPPEARED 6. Supporting case details: Institutional response / aftermath: Government or official action