TABLE 53 Altitude BIKINI WIND DATA FOR OPERATION HARDIACK I — He; hour (MSL) feet Dir degrees Speed mph Surface O70 23 1,000 2,000 3,000 4,000 5,000 6,000 7,000 8,000 9,000 10 ,000 12,000 14,000 070 O70 O70 O70 080 100 100 110 110 110 110 110 23 25 23 20 18 21 22 22 23 23 21 20 H+95 hours REDWOOD H+1e5 hours Dir degrees Speed mph Dir degrees Speed mph 080 23 090 25 090 080 090 090 100 100 110 120 110 120 110 120 29 29 28 26 23 22 22 20 18 20 20 21 090 100 100 100 110 110 110 110 110 110 120 100 33 29 2k 12 17 16 23 25 28 2k 25 ou 15 ,000 (110) (18) (110) (21) (100) (25) 23 ,000 080 12 100 22 130 20 16,000 18 ,000 20,000 25 ,000 30,000 35,000 40,000 45,000 50,000 55,000 60 , 000 65 ,000 70,000 72,000 NOTES: l. e. 3. 4. 100 090 100 140 O70 180 170 210 230 310 130 ------- 18 16 18 12 06 08 16 26 eu O7 08 ---- 110 120 110 100 --------------wo--woe al 25 21 28 ----~ “+ ------ 100 120 110: 140 120 140 190 220 OO 140 080 090 100 110 26 29 23 23 23 OT O7 09 16 18 28 41 54 46 Numbers in parentheses are estimated values. Wind data was taken on board ship within 30 nautical miles of the tower at Nan Island, Bikini Atoll. Tropopause height was 52,000 ft MSL. The surface air pressure was 14.65 psi, the temperature 27.3°C, the dew point 78.5°F, and the relative humidity 924%. 260