UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for PTYA... Searching the city database file for: PTYA ... Date:0000Z 18 OCT 25 Station: PTYA WMO ident: 91413 Latitude: 9.48 Longitude: 138.08 Elevation: 17.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1006 17 28.2 26.0 88 2.2 26.6 60 4 300.8 304.8 299.5 364.2 21.48 1 1000 81 28.0 24.6 82 3.4 25.5 90 7 301.1 304.8 298.7 359.7 19.84 2 991 162 27.6 23.6 79 4.0 24.6 90 8 301.5 305.0 298.1 357.1 18.82 3 956 480 24.8 23.1 90 1.7 23.6 96 11 301.8 305.3 298.2 357.8 18.93 4 936 666 23.4 20.8 85 2.6 21.5 98 11 302.2 305.3 297.0 351.7 16.75 5 925 770 22.6 20.4 87 2.2 21.1 95 12 302.4 305.5 296.9 351.3 16.53 6 901 999 21.0 19.6 92 1.4 20.0 87 11 303.1 306.0 296.8 350.9 16.14 7 866 1342 19.6 13.6 68 6.0 15.6 101 13 305.0 307.2 294.1 339.1 11.38 8 855 1453 18.6 16.4 87 2.2 17.1 97 12 305.1 307.7 295.8 346.5 13.86 9 850 1503 18.4 16.0 86 2.4 16.8 95 12 305.4 307.9 295.7 346.0 13.58 10 847 1533 18.2 16.4 89 1.8 17.0 95 12 305.5 308.1 296.1 347.4 13.99 11 814 1875 17.8 13.2 74 4.6 14.7 89 14 308.6 310.8 295.4 344.4 11.80 12 787 2163 15.6 13.3 86 2.3 14.1 86 15 309.2 311.5 295.8 346.6 12.29 13 778 2261 15.0 12.9 87 2.1 13.6 89 17 309.6 311.9 295.8 346.5 12.11 14 766 2393 14.2 12.2 88 2.0 12.9 93 18 310.1 312.3 295.7 345.9 11.74 15 744 2639 13.4 10.4 82 3.0 11.4 101 22 311.8 313.9 295.4 344.8 10.71 16 739 2696 13.4 7.4 67 6.0 9.7 103 22 312.4 314.1 294.2 339.6 8.78 17 735 2742 13.2 7.2 67 6.0 9.5 105 23 312.7 314.4 294.3 339.7 8.70 18 733 2765 13.0 8.7 75 4.3 10.3 105 23 312.7 314.6 295.0 342.7 9.68 19 719 2927 12.4 6.4 67 6.0 8.8 103 23 313.8 315.4 294.3 340.0 8.42 20 714 2986 11.8 5.8 67 6.0 8.2 102 22 313.8 315.3 294.1 339.1 8.13 21 710 3033 11.4 8.0 80 3.4 9.3 101 22 313.8 315.7 295.1 343.4 9.53 22 705 3092 11.0 6.3 73 4.7 8.1 101 22 314.0 315.7 294.4 340.6 8.53 23 700 3152 10.6 6.3 75 4.3 8.0 100 22 314.2 315.9 294.6 341.0 8.59 24 697 3188 10.4 6.0 74 4.4 7.8 100 22 314.4 316.0 294.5 340.7 8.45 25 693 3236 9.8 8.0 89 1.8 8.7 100 22 314.2 316.1 295.4 344.6 9.77 26 687 3308 9.6 6.3 80 3.3 7.6 100 21 314.8 316.5 294.8 342.1 8.75 27 684 3345 9.2 7.5 89 1.7 8.2 100 21 314.7 316.6 295.4 344.5 9.56 28 682 3369 9.0 7.0 87 2.0 7.8 100 21 314.8 316.6 295.2 343.7 9.26 29 679 3406 9.2 4.2 71 5.0 6.2 100 21 315.4 316.9 294.1 339.4 7.64 30 673 3479 8.8 6.5 85 2.3 7.4 100 21 315.8 317.5 295.3 344.2 9.07 31 662 3616 8.2 4.7 79 3.5 6.1 100 20 316.6 318.1 294.8 342.2 8.12 32 661 3629 8.2 5.7 84 2.5 6.7 100 20 316.7 318.4 295.3 344.2 8.73 33 657 3679 8.0 3.2 72 4.8 5.2 100 20 317.0 318.5 294.4 340.3 7.35 34 653 3729 7.8 5.4 85 2.4 6.3 100 20 317.4 319.0 295.4 344.7 8.65 35 644 3844 7.4 1.4 66 6.0 4.0 100 20 318.2 319.5 294.1 339.2 6.59 36 629 4039 6.6 -0.4 61 7.0 2.8 100 19 319.4 320.6 293.9 338.4 5.92 37 612 4263 4.8 1.2 77 3.6 2.8 100 18 319.9 321.2 294.7 341.8 6.84 38 607 4331 4.8 -2.2 60 7.0 1.1 99 18 320.6 321.7 293.8 338.0 5.37 39 596 4480 3.8 -1.2 70 5.0 1.1 94 19 321.1 322.3 294.4 340.2 5.89 40 592 4535 3.4 -3.6 60 7.0 -0.2 92 19 321.3 322.3 293.7 337.4 4.96 41 589 4576 3.2 -1.8 70 5.0 0.5 90 19 321.5 322.6 294.3 340.0 5.70 42 586 4618 3.0 -4.0 60 7.0 -0.6 89 19 321.8 322.7 293.7 337.6 4.86 43 581 4687 2.6 -3.4 65 6.0 -0.5 87 19 322.1 323.1 294.0 338.8 5.13 44 579 4715 2.6 -6.4 51 9.0 -1.7 86 19 322.4 323.2 293.3 335.9 4.09 45 575 4771 2.0 -1.8 76 3.8 -0.0 84 20 322.3 323.5 294.6 341.3 5.84 46 568 4870 1.2 -3.5 71 4.7 -1.2 81 20 322.5 323.5 294.2 339.5 5.21 47 564 4927 1.2 -7.8 51 9.0 -3.0 80 20 323.2 323.9 293.2 335.7 3.77 48 559 4999 1.0 -9.0 47 10.0 -3.6 79 20 323.8 324.4 293.2 335.3 3.46 49 538 5307 -0.9 -4.1 79 3.2 -2.6 78 20 325.1 326.1 294.9 342.4 5.26 50 536 5337 -0.9 -5.8 69 4.9 -3.3 78 20 325.4 326.3 294.5 340.8 4.63 51 531 5412 -1.3 -7.3 64 6.0 -4.1 77 19 325.8 326.6 294.2 339.7 4.17 52 516 5640 -3.3 -6.2 80 2.9 -4.7 76 19 326.1 327.0 294.7 341.6 4.67 53 504 5827 -3.7 -7.9 73 4.2 -5.7 75 19 327.8 328.6 294.8 341.8 4.19 54 500 5890 -4.3 -8.1 75 3.8 -6.1 75 19 327.8 328.6 294.7 341.8 4.16 55 400 7610 -14.9 -15.9 92 1.0 -15.3 55 20 335.6 336.2 295.6 345.3 2.77 56 300 9730 -29.1 -32.0 76 2.9 -29.6 50 16 344.4 344.6 296.1 347.7 0.87 57 250 11010 -39.5 -44.1 62 4.6 -39.9 80 20 347.3 347.4 296.3 348.6 0.30 58 200 12490 -52.5 -60.5 37 8.0 -52.7 15 26 349.6 349.6 296.6 349.9 0.06 59 150 14280 -67.9 -76.9 27 9.0 -67.9 5 32 353.1 353.1 297.3 353.2 0.01 60 100 16630 -81.1 -84.6 55 3.5 -81.1 90 25 371.0 371.0 300.8 371.0 0.00 61 94 16977 -82.7 -86.0 57 3.3 -82.7 95 15 374.5 374.5 301.4 374.5 0.00 62 89 17282 -82.3 -85.7 56 3.4 -82.3 99 16 381.2 381.2 302.5 381.2 0.00 63 83 17673 -81.1 -87.1 36 6.0 -81.1 95 10 391.3 391.3 304.0 391.4 0.00 64 83 17673 -81.3 -88.3 30 7.0 -81.3 95 10 390.9 390.9 303.9 390.9 0.00 65 82 17742 -76.3 -86.3 19 10.0 -76.3 134 8 402.5 402.5 305.5 402.5 0.00 66 79 17958 -74.9 -84.9 20 10.0 -74.9 252 3 409.7 409.7 306.5 409.7 0.00 67 70 18660 -74.9 -86.9 14 12.0 -75.0 115 26 424.1 424.1 308.2 424.2 0.00 68 69 18744 -74.5 -86.5 14 12.0 -74.6 115 26 426.8 426.8 308.5 426.8 0.00 69 63 19273 -76.3 -88.3 13 12.0 -76.3 96 25 434.0 434.0 309.3 434.0 0.00 70 59 19654 -74.9 -88.9 10 14.0 -75.0 77 24 445.4 445.4 310.4 445.4 0.00 71 56 19963 -67.9 -88.9 3 21.0 -68.1 67 21 468.1 468.1 312.5 468.1 0.00 72 50 20650 -65.7 -88.7 3 23.0 -66.0 85 35 488.7 488.7 314.1 488.7 0.00 73 46 21158 -64.1 -88.1 2 24.0 -64.5 92 34 504.3 504.3 315.2 504.3 0.00 74 43 21570 -65.5 -89.5 2 24.0 -65.8 82 25 510.7 510.7 315.7 510.7 0.00 75 32 23388 -60.7 -87.7 2 27.0 -61.5 87 49 568.6 568.6 319.1 568.6 0.01 76 30 23790 -59.7 -87.7 1 28.0 -60.6 90 50 581.9 581.9 319.8 581.9 0.01 77 28 24222 -57.3 -86.3 1 29.0 -58.6 94 53 600.2 600.2 320.6 600.2 0.01 78 20 26370 -51.9 -82.9 1 31.0 -54.8 90 66 677.3 677.3 323.7 677.5 0.02 79 19 26702 -51.7 -82.7 1 31.0 -54.8 90 69 687.9 688.0 324.0 688.1 0.02 80 18 27052 -50.7 -82.5 1 31.7 -54.2 90 72 701.7 701.7 324.5 701.9 0.02 81 14 28702 -46.3 -81.3 1 35.0 -52.1 92 65 769.0 769.1 326.4 769.4 0.04 82 13 29193 -47.1 -81.1 1 34.0 -52.8 93 63 782.7 782.8 326.8 783.1 0.04 83 12 29724 -45.9 -80.9 1 35.0 -52.5 93 60 805.1 805.1 327.4 805.6 0.05 84 11 30301 -46.7 -80.7 1 34.0 -53.2 94 57 822.5 822.5 327.8 823.0 0.05 85 10 30940 -41.1 -79.1 1 38.0 -50.8 95 54 866.1 866.2 328.8 866.9 0.08 86 9.7 31148 -39.3 -78.3 1 39.0 -50.1 110 51 880.5 880.5 329.1 881.4 0.09 87 9.6 31219 -39.1 -78.1 1 39.0 -50.0 115 50 883.9 883.9 329.1 884.8 0.09 88 8.8 31827 -29.3 -74.3 0 45.0 -46.7 158 40 944.1 944.2 330.2 946.2 0.18 89 8.6 31992 -27.9 -72.9 1 45.0 -46.4 169 38 955.7 955.9 330.5 958.5 0.23 90 8.4 32161 -27.7 -72.7 1 45.0 -46.5 181 35 963.0 963.1 330.6 965.9 0.25 91 7.2 33253 -34.7 -76.7 1 42.0 -49.8 256 19 977.7 977.8 330.8 979.5 0.16 92 7.0 33450 -34.3 -76.3 1 42.0 -49.8 270 16 987.3 987.4 331.0 989.3 0.17 93 6.3 34187 -34.5 -76.5 1 42.0 -50.5 1016.6 1016.7 331.5 1018.8 0.18 TRP 94 16977 -82.7 -86.0 57 3.3 -82.7 95 15 374.5 374.5 301.4 374.5 0.00 WND 18 27052 -50.7 -82.5 1 31.7 -54.2 90 72 701.7 701.7 324.5 701.9 0.02 Sounding variables and indices 1000-500 mb thick: 5809.00 m Freezing level: 547.95 mb = 5161.33 m = 16933.29 ft Wetbulb zero: 592.67 mb = 4525.62 m = 14847.64 ft Precipitable water: 2.38 inches Sfc-500 mean rel hum: 76.16 % Est. max temperature: 32.48 C = 90.47 F Sfc-Lift cond lev (LCL): 974.97 mb = 306.13 m = 1004.37 ft T: 26.33 C 700-500 lapse rate: 5.44 C/km ThetaE index: 18.67 C Layer 936.0- 855.0 mb Conv cond level (CCL): 909.06 mb = 921.38 m = 3022.86 ft Mean mixing ratio: 18.06 g/kg Conv temperature: 30.21 C = 86.38 F Cap Strength: 0.56 C Lifted Index: -3.21 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.54 C Lifted Index @700 mb: -1.43 C Showalter Index: 0.07 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 20.30 C K Index: 34.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 235.00 Risk: None Energy Index: -0.86 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1403.96 J/kg Max Up Vert Vel: 52.99 m/s Conv Inhibition (B-): 4.00 J/kg Cap Strength: 0.56 C Lift Cond Lev (LCL): 921.31 mb = 804.85 m = 2640.56 ft Lev Free Conv (LFC): 896.31 mb = 1044.23 m = 3425.90 ft Equ Level (EL): 816.31 mb = 1850.38 m = 6070.72 ft B at Equ Level: 11.08 J/kg Max Parcel Lev (MPL): 76.31 mb = 18159.18 m = 59576.63 ft Wind level data Storm motion: 122 at 13 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1006 17 60 4 -3.5 -2.0 | 320 11 7.4 -8.7 1 1000 81 90 7 -7.0 0.0 | 331 8 3.8 -6.7 2 975 305 90 10 -10.0 0.0 | 353 7 0.8 -6.7 3 942 610 100 11 -10.8 1.9 | 0 5 -0.0 -4.8 4 925 770 95 12 -12.0 1.0 | 11 6 -1.1 -5.7 5 910 914 80 10 -9.8 -1.7 | 353 9 1.0 -8.5 6 878 1219 105 13 -12.6 3.4 | 27 4 -1.7 -3.4 7 850 1503 95 12 -12.0 1.0 | 11 6 -1.1 -5.7 8 789 2134 85 15 -14.9 -1.3 | 27 9 -4.1 -8.1 9 735 2743 105 23 -22.2 6.0 | 86 11 -11.4 -0.8 10 700 3152 100 22 -21.7 3.8 | 75 11 -10.9 -2.9 11 610 4267 100 18 -17.7 3.1 | 62 8 -6.9 -3.6 12 566 4877 80 20 -19.7 -3.5 | 41 14 -8.9 -10.2 13 500 5890 75 19 -18.4 -4.9 | 33 14 -7.5 -11.7 14 450 6706 75 13 -12.6 -3.4 | 10 10 -1.7 -10.1 15 432 7010 70 16 -15.0 -5.5 | 19 13 -4.2 -12.2 16 416 7315 80 22 -21.7 -3.8 | 46 15 -10.9 -10.6 17 400 7610 55 20 -16.4 -11.5 | 17 19 -5.6 -18.2 18 399 7620 55 19 -15.6 -10.9 | 15 18 -4.7 -17.6 19 383 7925 55 24 -19.7 -13.8 | 23 22 -8.8 -20.5 20 353 8534 75 19 -18.4 -4.9 | 33 14 -7.5 -11.7 21 325 9144 55 16 -13.1 -9.2 | 8 16 -2.3 -15.9 22 312 9449 70 18 -16.9 -6.2 | 25 14 -6.1 -12.9 23 300 9730 50 16 -12.3 -10.3 | 5 17 -1.4 -17.0 24 286 10058 50 16 -12.3 -10.3 | 5 17 -1.4 -17.0 25 262 10668 50 17 -13.0 -10.9 | 7 18 -2.2 -17.7 26 251 10973 80 19 -18.7 -3.3 | 38 13 -7.9 -10.0 27 250 11010 80 20 -19.7 -3.5 | 41 14 -8.9 -10.2 28 240 11278 75 20 -19.3 -5.2 | 36 15 -8.5 -11.9 29 229 11582 50 18 -13.8 -11.6 | 9 19 -3.0 -18.3 30 200 12490 15 26 -6.7 -25.1 | 353 32 4.1 -31.9 31 200 12497 15 23 -6.0 -22.2 | 350 29 4.9 -29.0 32 164 13716 5 39 -3.4 -38.9 | 351 46 7.4 -45.6 33 150 14280 5 32 -2.8 -31.9 | 348 39 8.0 -38.6 34 134 14935 360 32 -0.0 -32.0 | 344 40 10.8 -38.7 35 100 16630 90 25 -25.0 0.0 | 65 16 -14.2 -6.7 36 98 16764 90 26 -26.0 0.0 | 66 17 -15.2 -6.7 37 94 16977 95 15 -14.9 1.3 | 37 7 -4.1 -5.4 38 88 17374 100 16 -15.8 2.8 | 51 6 -4.9 -4.0 39 83 17678 90 10 -10.0 0.0 | 353 7 0.8 -6.7 40 79 17983 260 3 3.0 0.5 | 294 15 13.8 -6.2 41 75 18288 45 10 -7.1 -7.1 | 345 14 3.7 -13.8 42 71 18593 75 33 -31.9 -8.5 | 54 26 -21.1 -15.3 43 70 18660 115 26 -23.6 11.0 | 108 13 -12.7 4.2 44 67 18898 115 25 -22.7 10.6 | 108 12 -11.8 3.8 45 58 19812 70 24 -22.6 -8.2 | 38 19 -11.7 -15.0 46 55 20117 65 19 -17.2 -8.0 | 23 16 -6.4 -14.8 47 52 20422 85 33 -32.9 -2.9 | 66 24 -22.1 -9.6 48 50 20650 85 35 -34.9 -3.1 | 68 26 -24.1 -9.8 49 49 20726 70 30 -28.2 -10.3 | 46 24 -17.4 -17.0 50 47 21031 95 37 -36.9 3.2 | 82 26 -26.0 -3.5 51 43 21641 80 24 -23.6 -4.2 | 50 17 -12.8 -10.9 52 40 21946 80 34 -33.5 -5.9 | 61 26 -22.7 -12.6 53 37 22555 100 40 -39.4 6.9 | 90 29 -28.6 0.2 54 33 23165 85 48 -47.8 -4.2 | 74 39 -37.0 -10.9 55 30 23790 90 50 -50.0 0.0 | 80 40 -39.2 -6.7 56 24 25298 105 62 -59.9 16.0 | 101 50 -49.1 9.3 57 20 26370 90 66 -66.0 0.0 | 83 56 -55.2 -6.7 58 18 27052 90 72 -72.0 0.0 | 84 62 -61.2 -6.7 59 17 27432 90 72 -72.0 0.0 | 84 62 -61.2 -6.7 60 10 30940 95 54 -53.8 4.7 | 87 43 -43.0 -2.0 61 7 33450 270 16 16.0 -0.0 | 284 28 26.8 -6.7 Wind Parameters Mean winds (0-6000m): 91.9 at 17.0 knts Storm direction: 121.9 at 12.7 knts Shear (0-3000m) pos: 3.2 neg: 0.8 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 118.6 deg Storm rel helicity (0-3000m) pos: 45.7 neg: -8.2 tot: 37.4 m^2/s^2 ave: 12.5 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 2.9 10^-3/s Energy-Hel index: 0.18 Bulk Rich Number: 164.90 Bulk Shear: 8.51 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 91 9 344 7| 8.1 0.0 8.1| 10.7 0.0 10.7 21.4 0.61| 8.7 5.3 1000 92 10 353 6| 4.1 0.8 4.9| 14.1 -3.5 10.7 10.7 0.35| 7.9 2.8 1500 95 11 359 6| 3.2 0.6 3.8| 17.4 -5.0 12.4 8.2 0.30| 7.5 2.2 2000 93 11 6 6| 2.4 1.1 3.5| 20.4 -5.0 15.3 7.7 0.33| 6.4 2.1 2500 93 13 15 6| 3.3 0.9 4.2| 36.2 -5.0 31.2 12.5 0.46| 6.5 3.0 3000 96 14 31 6| 3.2 0.8 3.9| 45.7 -8.2 37.4 12.5 0.46| 6.3 2.9 4000 97 16 46 7| 2.4 0.6 3.0| 45.7 -14.3 31.4 7.8 0.36| 5.2 1.9 5000 96 17 48 8| 1.9 1.2 3.1| 45.7 -27.4 18.3 3.7 0.21| 5.0 1.0 6000 92 17 45 9| 1.6 1.1 2.7| 45.7 -35.7 9.9 1.7 0.15| 4.4 0.7 Wrote GIF file: /home/apache/climate/data/raob//PTYA/skewt/PTYA.skewt.20251018.00.gif