eee degrees at LO krots - 45 thousand Leer 250 decrees at 38 knots = 50 thousand feet 82 degrees at lo imsts = SS thsee sanz feet lightly and variable - 70 thousand feet K see grees at 25 mots - K thousend feet 70 degrees at 29 ccts. (f° Hel Hes: TZATHER: No change in S=8 forecast. (TTS: re change. (2) The air particle trajectory chart (Chart Ko. 6) was used to brief on the movement of the cloud after detonation for che several levels scrtrayed. 36 SITUATION iT BeHOUR General Synoptic Situetion SvEFASE - The general synoptic pattems at this tine ¢: flared frost those earlier only by the continued eastward aovenent cf t..e RE (1) east and south, with tbe wincs at upper levels tenting to more westerly (Chart Xo. 10). e:sos At 20,000 feet the aml clocuw.se circulation west of Ewasalein had expanded (Chart No. 9). s& 25,92 fest the flow remained dominated by the cinc> eddies wuich hat ext ted at 2803002 (Chart Mo. 8). De for the observe? local conditions versus the Zerecast fer see pacecraphs 5g, h and i below. amt ae tralesory a revised air pastisle forecast was issued at Spl. hours, based on catz evaccatie tom Ss. #49 bours (Chart No. 11). ‘The asjor chance, wich Nac cst Deer. forecast, wes in the 22,0235 Zoot tresescery. ir ee COR ETIINNTY (2) UFPE® LEVELS = The clockwise syste= had moved slightly wo tbe & () high cressure cell (Chart Mo. 7).