HALLEY BAY 1987 APRIL 17 SONDE: ECC 4A 2755 LAUNCHED AT 17:23 UTC SURFACE WIND 250 deg 11 kt CLOUD 0 oktas : 0 0 8 P T P3 R3 THETA Z COL. O3 mbar deg C nbar ppmv K gpm matm-cm 986.2 -20.5 25 0.025 253.7 30 292.8 948.0 -22.7 25 0.026 254.3 321 292.1 929.0 -21.3 26 0.028 257.2 470 291.6 850.0 -21.2 22 0.026 264.0 1126 290.0 810.0 -21.1 21 0.026 267.7 1482 289.1 793.0 -18.9 21 0.026 271.7 1639 288.8 732.0 -19.9 20 0.027 276.9 2234 287.5 700.0 -21.8 19 0.027 278.3 2564 286.8 643.0 -25.5 18 0.028 281.0 3185 285.6 543.0 -32.7 16 0.029 286.3 4393 283.3 500.0 -36.7 15 0.030 288.3 4969 282.3 470.0 -39.7 14 0.030 289.7 5395 281.6 438.0 -43.1 14 0.032 291.3 5874 280.8 400.0 -47.4 12 0.030 293.3 6480 279.9 300.0 -61.3 10 0.033 298.8 8323 277.4 285.0 -63.0 13 0.046 300.9 8640 276.9 265.0 -65.3 10 0.038 303.8 9086 276.3 256.0 -63.5 29 0.113 309.4 9297 275.7 250.0 -63.7 34 0.136 311.3 9443 275.1 242.0 -63.9 37 0.153 313.8 9642 274.2 230.0 -60.9 49 0.213 323.0 9956 272.5 212.0 -60.3 45 0.212 331.5 10463 269.5 208.0 -57.9 44 0.212 337.1 10583 268.8 200.0 -56.3 59 0.295 343.5 10831 267.2 180.0 -57.1 72 0.400 352.6 11499 261.8 168.0 -57.1 61 0.363 359.7 11936 258.2 162.0 -57.1 77 0.475 363.4 12166 256.2 150.0 -57.1 79 0.527 371.5 12653 251.4 146.0 -57.1 90 0.616 374.4 12824 249.6 140.0 -57.7 87 0.621 377.8 13089 246.7 138.0 -57.6 102 0.739 379.5 13180 245.6 134.0 -57.5 86 0.642 383.0 13365 243.4 131.0 -57.4 100 0.763 385.7 13508 241.8 129.0 -57.3 124 0.961 387.5 13606 240.4 123.0 -58.1 142 1.154 391.4 13906 235.4 120.0 -57.7 147 1.225 394.8 14062 232.6 117.0 -57.3 119 1.017 398.5 14222 230.0 115.0 -57.4 87 0.757 400.2 14331 228.6 111.0 -57.7 74 0.667 403.7 14554 226.3 106.0 -57.3 85 0.802 409.9 14846 223.4 100.0 -58.5 153 1.530 414.4 15213 217.9 98.5 -58.7 156 1.584 415.9 15308 216.1 92.8 -59.4 134 1.444 421.6 15682 209.3 89.7 -59.8 106 1.182 424.9 15894 206.1 87.0 -60.1 114 1.310 427.9 16085 203.4 83.0 -60.7 100 1.205 432.6 16378 199.4 79.7 -60.6 116 1.455 437.8 16631 196.0 77.1 -60.5 183 2.374 442.2 16837 192.1 76.0 -60.5 182 2.395 444.1 16927 190.0 73.5 -60.8 161 2.190 447.6 17135 185.5 72.3 -61.0 166 2.296 449.4 17237 183.4 70.0 -61.3 157 2.243 452.8 17438 179.2 67.8 -61.7 160 2.360 456.3 17636 175.2 60.0 -62.9 138 2.300 469.7 18391 160.9 56.9 -62.5 154 2.707 477.8 18718 154.8 50.0 -64.2 153 3.060 491.8 19512 139.1 48.8 -64.5 159 3.258 494.5 19661 136.1 42.4 -64.9 136 3.208 513.8 20519 119.8 39.0 -66.3 140 3.590 522.6 21027 110.7 31.9 -64.9 114 3.574 557.3 22249 90.5 30.0 -66.0 119 3.967 564.1 22623 84.9 26.7 -68.1 98 3.670 577.3 23326 74.9 25.9 -68.2 98 3.784 582.0 23509 72.5 23.7 -68.6 82 3.460 595.9 24041 66.2 21.9 -68.9 89 4.064 608.5 24514 60.9 20.0 -69.3 77 3.850 623.4 25056 55.0 19.0 -69.5 66 3.474 631.9 25362 52.1