TARPLE 15 BIKINI WIND DATA FOR OPERATION CAST GM = Altitude (MSL) feet Surface 1,000 2,000 3,000 4,000 5,000 6,000 7,000 & , 000 Dir H-hour dcgrees Siced_ mph Dir Ht? hoars degrces 050 20 090 080 21 21 060 090 090 ek 20 090 22 100 Ly 090 20 Oyo 10 --- 350 oh O60 15,000 (300) (18) 18,000 20,000 25,000 30,000 35,000 290 260 200 250 eho 16,000 --- -- -- (10) 12 -1h 08 090 oh (010) (10) (350) (08) 16 17 38 46 51 260 220 220 290 260 O9 20 34 50 48 2h0 230 210 250 ako 08 Lh 18 33 36 250 260 220 h6 32 10 2h0 210 110 A ok 29 260 260 150 dh 50 29 --- -- 100 33 090 20 85 awe 120 110 360 2ho 60 , O00 180 70,000 75,000 80 , 000 85 , C00 --------- 95 ,000 --- 90 , 000 -- --- (1c0) 110 --130 250 65 , 000 -- (18) 17 -17 40,000 45,000 50,000 55,000 mph 18 (090) 080 --080 12,000 deriees Speed O8u (20) 21 21 20 14,000 mph Ht hours Dir 16 -+- (100) 110 120 130 9,000 10,900 Speed UNTON --- 18 14 OT 29 h6 17 ----- -- -- -+100 020 360 260 3h0 090 090 100 085 050 2.20 -16 08 le te) o2 6 58 26 62 "8 ~-130 360 340 eo 190 100 110 100 120 = -+ 15 O7 Og 39 16 31 50 7 7 -- -- NOTES: 1. Numbers in parentheses ore cstimited values. 2. Wind data was obtained on bourd the U. S. S. Curtiss. 3. Tropopause height was $7,000 ft Mol. 4. At. Hehour the sea level pressure was 1007.4 mb, the temperature 81°F, the dew point 76°P and the homidity 66%, 83

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