qeehEr 4e POST#SHLT WoATHER: a. The weather efter shot time detericrared raridly due to ureccest - local cleudiness. The winds alo%t for Eniwetok and Zongeriz were less favorable fram a fallout point of view (Incl No. 1 and 2). be. Chart Mo. LL is the cocmrted air particle trasectories for =tave day, based on data available through 3433 hours. Acslificatioen of otner levels than those presented is in crder since the scatter free the surface to 25,000 feet was in a continual flux. trajectory was essentielly the same for 30,000 feet. The 25,50 fost Froe 12,c% to 18,000 feet the trajectories lie between tne 10,000 and 20,020 for level patterms with the 18,9°° foot most line the 20,000 foct tra- jectory and the 12,000 foot most like the 10,000 foot trajestorr. Is other words, between 10,050 and 20,000 feet there ms: have deex ¢-:= siderable c:spersion, with the 20,020 fost level having the sm acm f\ therly component of motion. Fron 6,000 to 6,000 feet, the traiestories again start snowing northerly components, with the 6,000 foot ani delow trajectories being generally froz the east northeast. 5 DISCUSSICN: a. Oriefings: (1) *:*- The outlook on the comming of 27 February was very faverzbie frtm the radsefe point of view, Tne wincs for shot tise were fere- ‘e e- 1 oe cast to be easterly from the surface through 20,000 feet, som easterly at 30,00 feet, southerir at 45,000 feet, ens gruthestecis at 50,090 feet. Tne situation was cuenging sligntir; 2° fFermary would have been an ideal shot daz (Incl Mo. 3). Seehet