HALLEY BAY 1987 OCTOBER 11 SONDE: ECC 4A 2796 LAUNCHED AT 18:19 UTC SURFACE WIND 070 deg 16 kt CLOUD 1 okta : 5 0 6 P T P3 R3 THETA Z COL. O3 mbar deg C nbar ppmv K gpm matm-cm 991.6 -23.5 34 0.034 250.3 30 127.4 973.0 -20.3 31 0.032 254.8 169 126.9 905.0 -20.3 27 0.030 260.2 706 125.2 850.0 -20.3 27 0.032 264.9 1170 123.9 810.0 -21.3 24 0.030 267.5 1527 122.9 755.0 -19.9 24 0.032 274.4 2047 121.6 700.0 -22.3 23 0.033 277.8 2605 120.2 659.0 -25.3 22 0.033 279.2 3046 119.1 604.0 -29.5 16 0.026 281.4 3673 117.8 555.0 -33.3 17 0.031 283.8 4272 116.7 500.0 -39.3 17 0.034 285.1 4996 115.3 400.0 -52.1 14 0.035 287.2 6483 112.6 365.0 -56.5 15 0.041 288.9 7070 111.5 346.0 -57.5 18 0.052 292.0 7408 110.8 300.0 -64.1 13 0.043 294.9 8295 109.1 250.0 -70.7 14 0.056 300.8 9394 107.2 220.0 -75.3 11 0.050 304.9 10144 105.9 200.0 -77.3 25 0.125 310.2 10693 104.5 160.0 -78.3 49 0.306 328.9 11970 98.0 150.0 -78.3 48 0.320 335.0 12338 95.6 140.0 -78.7 52 0.371 341.0 12732 92.8 122.0 -80.3 49 0.402 351.8 13512 87.4 114.0 -80.7 37 0.325 357.9 13895 85.1 103.0 -80.7 14 0.136 368.4 14467 83.0 100.0 -81.3 15 0.150 370.4 14633 82.7 90.4 -82.1 8 0.088 379.7 15199 81.8 84.3 -82.1 8 0.095 387.3 15590 81.3 79.8 -82.5 3 0.038 392.6 15897 81.1 75.5 -83.3 6 0.079 397.2 16205 80.9 73.0 -83.3 3 0.041 401.0 16393 80.8 70.0 -83.3 4 0.057 405.9 16626 80.6 50.0 -82.3 3 0.060 449.2 18502 79.7 36.4 -79.1 20 0.549 500.1 20291 76.8 35.3 -78.5 19 0.538 506.0 20466 76.4 31.5 -76.9 41 1.302 527.1 21118 73.7 30.0 -76.3 44 1.467 536.1 21399 72.0 27.5 -73.5 51 1.855 557.4 21904 68.8 26.9 -72.5 56 2.082 563.7 22033 67.8 23.5 -68.3 77 3.277 598.2 22836 60.8