TABLE 49 Altitude BIKINI WIND DATA FOR OPERATION HARDTACK I - H+s hour 465 hours MAPLE H+12* hours (MSL) feet Dir degrees Speed mph Dir degrees Speed mph Dir degrees vpeed mph Surface 1,000 2,000 3,000 4, ,000 5,000 6,000 7,000 8,000 9,000 10,000 12,000 14,000 15,000 16,000 080 080 080 080 100 110 120 130 140 130 130 100 o8o (080 ) 080 25 23 2h 23 22 22 22 18 20 20 18 2h al (22) 2k oo O70 070 080 090 120 1ho 150 150 140 130 120 140 (140) 140 25 22 20 17 14 17 20 18 18 16 20 20 2h (21) 18 050 070 O70 080 090 100 110 100 110 110 110 120 120 (130) 130 21 23 23 21 20 20 16 13 09 12 14 13 18 (20) 20 140 130 190 28 21 10 130 140 190 26 15 08 130 120 330 15 20 18 (285 ) (17) (285) (17) (06) (250) (07) 13 360 08 18,000 20,000 23,000 25,000 1ho 29 120 30 , 000 270 20 40,000 45,000 50,000 54,000 270 310 330 O70 33 2k 20 03 290 (315) 340 --- 25 (24) 23 -- -- 350 02 35,000 250 38 55,000 (080) (06) 60 ,000 100 14 56,000 --- 63,000 65 ,000 --O7O -33 75,000 80,000 83,000 84 , 000 85 ,000 90 ,000 090 090 --— 090 090 32 58 “+ -69 79 70,000 090 el 280 24 (350) 130 ----- 090 --090 --090 --=e 09 --- 25 -56 -56 --- 150 280 290 350 350 --- 230 100 --- 080 --090 100 — --oo~ 13 18 17 26 2h -- O7 22 “ak -60 61 ---- NOTES: i. Numbers in parentheses are estimated values. 2. Wind data was taken on board ship located within 30 nautical miles of the Tower at Nan, Bikini Atoll. 3. 4. Tropopause height was 53,000 ft MSL. The surface air pressure was 14.66 psi, the temperature 27.0°C, the dew point 74°F, and the relative humidity 81%. 244