Ce fnalysis of winds alot: (1) At 10,000 feet a delt of outdratts across the Pacific, st 8p proximately 25 to 3¢ dezrees north, cave easterlr Slow -ereratly throughout the northern Uarsnalls. storm in the vicinity of Haweii. There wes an interse “ona A numer of weak short—-duratios circulations characterized by lieht and variable winds fermea and dissipated between the equator énd 20 degrees ncrth. One clocke Wise circalation develcped near Eniwetok on 28 Februsry and drifted toward Nusaie, giving weak westerly flow over the shot area. Te! general situction persisted through SRAVO plus 3 days, with wads at all tines less than 11 Imots at Eniwstok. dnalysis at this level was cifficult and very changeable. (2) &t 20,000 feet, the major systems on BRAVO minus § ¢azs were a Large ovvdraft 20 degrees north, 170 degrees east, and deep middle latitude troughs near 145 degrees east and 150 degrees weet. This latter trough remained stationary while the western trouga meved eastward, forcing the outdraft to 180 degrees east, thence southward and westward into the Marshalls. This trend resuted in shot site wirds veering from east through south to west ead eoxtinued after BRAVO day. Speeds were under 20 Imots until Suave plus 1 day, then increases to aprroxizately 3C aucts on SiaT0 pias 2 deys. (3) at 30,005 feet and 10,000 feet, e belt of cleskrise circula= tions cemtered near 10 decrees north moved slewly southward with Ser