HOLLY SRT OPERATONHARDTICK emanate 3 1, HOLLY yas letonatad at UO3CM, 21 Vay thot, poslitened 4,200 Prat yest of Yvonne, 1958, This «as a barze The first fix vas cbtainsed at H+}4 minutes, vhen afreraft rivserts indicated that the cloud was atill “yishin a fow miles of ground cer and was starting to move to the south» “aub vary sloyvly, flaxizcim cleud height vas 15,000 frat. The clowl “ecang stabiliced by H15 minutes with tha hop at 12,000 faet and the base at 7,500 fse%. At +30 minutes, tha cloud tep nad descended to 9,20 feet, with gaseral movamans “o the vest-eceutinest. Seafore ths nour a8 UD, the tlsvd hoesme teo dif:‘used for rodar or visual tracking. 2. The °2g¥ barrier patrol o2perted on tine and shuttled betusen ruce and lerey Talends, At H+55 minutas, he ccntactad the scuthera 2deg3 of the eleud over Ioroy at 3,0C9 fost end reperted 500 m/hr, 3, A haltecpter survey vas inithated ab JoBC along the asst and vorth islend3 of Entuete’. A qanimva reading of 5,090 me/hr vas srecaded at 100 Post abova cround zero. 4, FOP had predictad that tus islaids in the corthaast quedrant could lie vithin tha 1002 dose sit2as hovovar, the waxpsetadly low “rida vind Levela, This caused 1s ?allost pattern to lie within ite saciala 230 Jegross to 220 dsgre:s, 35 .xdtes, ith radial distance’ of cpproximately ith tha axcentiona of Yroann, cniy Janst, Lorey ond the isinad3 e oa “ps gtacilized cloud height caused alreat all the ¢talleut to receain in the cat