UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122912.upa.cvt Date: 1200Z 29 DEC 25 Searching for PTYA... Searching the city database file for: PTYA ... Date:1200Z 29 DEC 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 1008 17 27.8 26.4 92 1.4 26.7 80 8 300.3 304.3 299.7 365.0 21.97 1 1007 27 28.8 24.2 76 4.6 25.4 81 9 301.3 304.9 298.3 358.0 19.21 2 1000 96 28.2 23.3 75 4.9 24.6 90 16 301.4 304.7 297.7 355.3 18.30 3 946 587 23.6 22.8 95 0.8 23.0 90 18 301.5 304.9 298.1 356.9 18.78 4 944 606 23.4 21.8 91 1.6 22.3 90 18 301.5 304.7 297.4 353.6 17.68 5 942 624 23.6 19.8 79 3.8 20.9 90 18 301.9 304.7 296.2 347.9 15.62 6 940 643 23.4 20.8 85 2.6 21.5 90 18 301.8 304.9 296.8 351.1 16.67 7 938 662 23.8 18.8 74 5.0 20.3 90 18 302.4 305.1 295.7 345.9 14.71 8 937 671 23.4 19.0 76 4.4 20.3 90 19 302.1 304.9 295.8 346.2 14.92 9 936 680 23.8 15.8 61 8.0 18.4 90 19 302.6 304.9 294.0 338.6 12.15 10 925 784 23.0 16.0 65 7.0 18.2 90 19 302.8 305.1 294.3 339.7 12.46 11 918 850 22.2 18.8 81 3.4 19.8 90 18 302.7 305.4 296.0 347.2 15.04 12 871 1306 19.2 17.6 90 1.6 18.1 90 15 304.1 306.9 296.1 347.9 14.70 13 863 1386 18.8 16.0 84 2.8 16.9 90 15 304.5 307.0 295.4 344.4 13.37 14 859 1426 19.2 14.2 73 5.0 15.8 90 15 305.3 307.6 294.6 341.1 11.94 15 850 1517 18.6 13.6 73 5.0 15.3 90 14 305.6 307.8 294.4 340.4 11.60 16 844 1578 18.6 13.7 73 4.9 15.3 93 14 306.3 308.4 294.7 341.6 11.76 17 836 1660 18.6 8.6 52 10.0 12.4 99 14 307.1 308.7 292.4 332.6 8.42 18 833 1690 18.4 9.4 56 9.0 12.8 101 15 307.2 308.9 292.9 334.2 8.92 19 789 2155 17.0 1.0 34 16.0 8.2 106 13 310.5 311.5 290.8 326.7 5.22 20 785 2198 16.8 -0.2 31 17.0 7.6 107 13 310.7 311.6 290.5 325.8 4.80 21 772 2340 16.0 3.0 42 13.0 8.6 112 12 311.4 312.5 291.9 330.5 6.16 22 764 2429 15.8 -1.2 31 17.0 6.8 115 11 312.1 312.9 290.7 326.5 4.59 23 757 2507 15.4 -0.6 33 16.0 6.8 114 11 312.5 313.4 291.0 327.7 4.84 24 746 2631 14.2 8.2 67 6.0 10.4 112 12 312.5 314.2 294.6 340.9 9.19 25 743 2665 14.8 4.8 51 10.0 8.9 111 12 313.5 314.9 293.4 336.2 7.28 26 729 2826 14.0 1.0 41 13.0 6.8 109 12 314.3 315.4 292.3 332.1 5.65 27 722 2907 13.4 1.4 44 12.0 6.7 107 13 314.5 315.7 292.5 333.0 5.87 28 718 2954 13.0 4.0 54 9.0 7.7 107 13 314.6 316.0 293.6 336.9 7.12 29 709 3060 12.4 1.4 47 11.0 6.2 104 13 315.1 316.2 292.8 333.9 5.98 30 700 3167 11.4 1.4 50 10.0 5.8 90 16 315.1 316.3 292.9 334.2 6.06 31 672 3507 9.0 -1.0 49 10.0 3.7 82 13 316.1 317.1 292.5 333.0 5.30 32 667 3569 8.4 2.4 66 6.0 5.0 80 13 316.1 317.4 293.7 337.7 6.84 33 662 3631 8.2 -0.8 53 9.0 3.4 79 13 316.6 317.6 292.8 334.0 5.46 34 654 3732 7.4 2.4 71 5.0 4.5 77 12 316.8 318.1 294.0 338.9 6.98 35 642 3884 6.4 2.1 74 4.3 3.9 74 11 317.3 318.7 294.1 339.4 6.96 36 629 4052 5.6 0.6 70 5.0 2.8 70 10 318.3 319.5 294.0 338.6 6.37 37 622 4144 5.4 -4.6 48 10.0 0.4 68 10 319.1 319.9 292.6 333.2 4.37 38 619 4184 5.2 0.8 73 4.4 2.7 67 10 319.3 320.6 294.4 340.3 6.57 39 613 4263 4.6 -0.2 71 4.8 2.0 65 9 319.5 320.7 294.1 339.3 6.16 40 609 4317 4.6 -3.4 56 8.0 0.5 64 9 320.1 321.0 293.3 335.9 4.89 41 607 4344 4.2 -1.8 65 6.0 1.0 63 9 319.9 321.0 293.7 337.8 5.53 42 606 4357 4.4 -4.6 52 9.0 -0.1 63 9 320.3 321.2 293.0 334.9 4.49 43 604 4384 4.4 -6.6 45 11.0 -0.9 62 9 320.6 321.4 292.6 333.3 3.86 44 582 4686 2.6 -4.4 60 7.0 -0.9 52 9 321.9 322.9 293.7 337.4 4.75 45 572 4826 1.8 -9.2 44 11.0 -3.2 47 8 322.6 323.2 292.7 333.6 3.33 46 569 4869 1.6 -9.4 44 11.0 -3.4 45 8 322.8 323.5 292.7 333.8 3.30 47 563 4954 1.0 -10.0 44 11.0 -3.9 42 8 323.1 323.7 292.7 333.7 3.18 48 561 4983 0.8 -7.2 55 8.0 -3.0 41 8 323.2 324.0 293.4 336.3 3.97 49 557 5040 0.6 -11.4 40 12.0 -4.6 40 8 323.6 324.2 292.6 333.3 2.87 50 551 5127 0.2 -8.8 51 9.0 -3.9 37 8 324.2 324.9 293.3 336.0 3.57 51 547 5186 -0.3 -5.3 69 5.0 -2.8 35 8 324.2 325.2 294.3 339.8 4.72 52 545 5215 -0.5 -5.5 69 5.0 -3.0 34 8 324.3 325.3 294.3 339.7 4.66 53 500 5900 -5.1 -8.9 75 3.8 -6.8 10 7 326.8 327.6 294.3 339.9 3.90 54 400 7620 -13.9 -32.9 18 19.0 -18.3 155 15 336.9 337.0 294.1 339.2 0.60 55 300 9740 -28.7 -49.7 11 21.0 -30.9 90 10 344.9 345.0 295.6 345.5 0.14 56 250 11020 -37.9 -58.9 9 21.0 -39.1 70 16 349.7 349.7 296.6 350.0 0.05 57 200 12510 -51.7 -64.7 20 13.0 -52.0 95 23 350.9 350.9 296.8 351.0 0.03 58 150 14310 -66.9 -74.9 31 8.0 -67.0 110 27 354.8 354.8 297.7 354.9 0.01 59 100 16650 -84.3 -90.3 34 6.0 -84.3 150 40 364.9 364.9 299.6 364.9 0.00 60 95 16933 -85.9 -91.9 33 6.0 -85.9 145 37 367.1 367.1 300.1 367.1 0.00 61 91 17169 -86.1 -92.1 33 6.0 -86.1 139 33 371.3 371.3 300.8 371.3 0.00 62 86 17477 -88.9 -93.9 38 5.0 -88.9 130 28 371.7 371.7 300.8 371.7 0.00 63 83 17669 -88.3 -95.3 26 7.0 -88.3 130 27 376.7 376.7 301.7 376.7 0.00 64 80 17872 -81.9 -90.9 20 9.0 -81.9 133 32 393.8 393.8 304.3 393.8 0.00 65 78 18014 -81.1 -90.1 20 9.0 -81.1 125 32 398.4 398.4 305.0 398.4 0.00 66 74 18309 -82.9 -90.9 24 8.0 -82.9 50 13 400.6 400.6 305.3 400.6 0.00 67 70 18620 -82.3 -91.3 20 9.0 -82.3 55 16 408.3 408.3 306.3 408.3 0.00 68 69 18700 -82.3 -91.3 20 9.0 -82.3 56 16 410.0 410.0 306.5 410.0 0.00 69 68 18782 -79.5 -89.5 18 10.0 -79.6 56 17 417.8 417.8 307.4 417.8 0.00 70 67 18866 -80.1 -89.1 21 9.0 -80.1 57 17 418.2 418.2 307.5 418.2 0.00 71 64 19126 -78.9 -89.9 15 11.0 -78.9 59 18 426.4 426.4 308.4 426.4 0.00 72 63 19216 -76.7 -88.7 13 12.0 -76.7 62 18 433.2 433.2 309.1 433.2 0.00 73 62 19307 -77.5 -88.5 15 11.0 -77.6 68 19 433.4 433.4 309.2 433.4 0.00 74 60 19496 -74.9 -87.9 12 13.0 -75.0 80 20 443.3 443.3 310.2 443.3 0.00 75 58 19693 -75.3 -89.3 9 14.0 -75.3 74 21 446.7 446.7 310.6 446.7 0.00 76 57 19794 -73.5 -88.5 8 15.0 -73.6 70 21 453.0 453.0 311.1 453.0 0.00 77 52 20330 -73.7 -89.7 7 16.0 -73.8 112 17 464.6 464.6 312.2 464.6 0.00 78 50 20560 -71.7 -89.7 5 18.0 -71.8 95 24 474.5 474.5 313.0 474.5 0.00 79 44 21324 -66.3 -89.3 3 23.0 -66.6 90 25 505.4 505.4 315.3 505.4 0.00 80 41 21752 -66.5 -89.5 3 23.0 -66.8 114 26 515.2 515.2 316.0 515.2 0.00 81 38 22209 -68.5 -90.5 3 22.0 -68.8 105 25 521.4 521.4 316.4 521.4 0.00 82 37 22370 -66.5 -90.5 2 24.0 -66.8 105 25 530.6 530.6 316.9 530.6 0.00 83 35 22706 -66.9 -90.9 2 24.0 -67.2 105 26 538.0 538.0 317.4 538.0 0.00 84 35 22706 -65.1 -90.1 2 25.0 -65.5 105 26 542.7 542.7 317.7 542.7 0.00 85 33 23064 -65.5 -90.5 2 25.0 -65.9 96 29 550.9 550.9 318.1 550.9 0.00 86 30 23650 -60.9 -88.9 1 28.0 -61.7 70 36 578.6 578.6 319.6 578.6 0.00 87 26 24553 -53.9 -84.9 1 31.0 -55.9 79 54 622.7 622.7 321.6 622.7 0.01 88 25 24804 -54.7 -84.7 1 30.0 -56.6 82 59 627.4 627.4 321.8 627.5 0.01 89 24 25066 -53.3 -84.3 1 31.0 -55.5 85 60 638.8 638.8 322.3 638.9 0.01 90 22 25625 -53.9 -84.9 1 31.0 -56.2 91 63 653.1 653.1 322.8 653.2 0.01 91 21 25924 -52.5 -84.5 1 32.0 -55.2 95 64 666.0 666.0 323.3 666.1 0.01 92 20 26240 -51.1 -84.1 1 33.0 -54.2 100 52 679.8 679.8 323.7 679.9 0.02 93 18 26929 -48.7 -81.7 1 33.0 -52.8 100 39 708.1 708.1 324.7 708.4 0.03 94 17 27305 -49.1 -82.1 1 33.0 -53.3 100 32 718.5 718.5 325.0 718.7 0.03 95 17 27305 -47.5 -81.5 1 34.0 -52.2 100 32 723.6 723.7 325.2 723.9 0.03 96 16 27706 -47.1 -81.1 1 34.0 -52.2 139 21 737.6 737.6 325.6 737.9 0.03 97 15 28134 -47.5 -81.5 1 34.0 -52.7 189 18 750.0 750.0 326.0 750.3 0.03 98 15 28134 -43.1 -80.1 1 37.0 -50.1 189 18 764.6 764.7 326.3 765.0 0.04 99 13 29103 -40.9 -78.9 1 38.0 -49.5 300 34 804.2 804.2 327.4 804.8 0.06 100 11 30225 -46.9 -80.9 1 34.0 -53.4 289 30 821.8 821.8 327.8 822.3 0.05 101 10 30860 -44.7 -80.7 1 36.0 -52.5 275 28 852.7 852.7 328.5 853.3 0.06 102 9.9 30927 -43.9 -80.9 1 37.0 -52.2 858.1 858.2 328.6 858.7 0.06 103 9.1 31490 -46.5 -81.5 1 35.0 -53.8 869.1 869.1 328.8 869.7 0.06 104 8.6 31868 -42.9 -79.9 1 37.0 -52.3 897.3 897.3 329.4 898.1 0.08 105 8.3 32108 -42.9 -79.9 1 37.0 -52.4 906.4 906.5 329.5 907.3 0.08 106 8.2 32189 -42.9 -79.9 1 37.0 -52.5 909.6 909.6 329.6 910.5 0.08 107 8.1 32272 -42.9 -79.9 1 37.0 -52.5 912.8 912.8 329.7 913.7 0.08 108 7.8 32526 -43.1 -80.1 1 37.0 -52.8 921.9 921.9 329.8 922.8 0.08 TRP 86 17477 -88.9 -93.9 38 5.0 -88.9 130 28 371.7 371.7 300.8 371.7 0.00 WND 21 25924 -52.5 -84.5 1 32.0 -55.2 95 64 666.0 666.0 323.3 666.1 0.01 Sounding variables and indices 1000-500 mb thick: 5804.00 m Freezing level: 549.40 mb = 5150.83 m = 16898.83 ft Wetbulb zero: 606.09 mb = 4355.84 m = 14290.63 ft Precipitable water: 1.90 inches Sfc-500 mean rel hum: 61.82 % Est. max temperature: 32.92 C = 91.25 F Sfc-Lift cond lev (LCL): 988.29 mb = 200.16 m = 656.68 ft T: 27.22 C 700-500 lapse rate: 6.04 C/km ThetaE index: 9.70 C Layer 1007.0- 946.0 mb Conv cond level (CCL): 884.04 mb = 1177.57 m = 3863.37 ft Mean mixing ratio: 16.91 g/kg Conv temperature: 31.26 C = 88.28 F Cap Strength: 1.51 C Lifted Index: -2.78 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.30 C Lifted Index @700 mb: 0.31 C Showalter Index: 1.50 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 18.70 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 198.20 Risk: None Energy Index: -0.08 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 457.61 J/kg Max Up Vert Vel: 30.25 m/s Conv Inhibition (B-): 84.46 J/kg Cap Strength: 1.48 C Lift Cond Lev (LCL): 908.42 mb = 941.42 m = 3088.60 ft Lev Free Conv (LFC): 683.42 mb = 3366.79 m = 11045.75 ft Equ Level (EL): 243.42 mb = 11198.11 m = 36738.76 ft B at Equ Level: 452.99 J/kg Max Parcel Lev (MPL): 103.42 mb = 16455.94 m = 53988.65 ft Wind level data Storm motion: 114 at 9 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 1008 17 80 8 -7.9 -1.4 | 355 5 0.4 -5.2 1 1000 96 90 16 -16.0 0.0 | 64 9 -7.7 -3.8 2 925 784 90 19 -19.0 0.0 | 71 11 -10.7 -3.8 3 911 914 90 18 -18.0 0.0 | 69 10 -9.7 -3.8 4 850 1517 90 14 -14.0 0.0 | 56 7 -5.7 -3.8 5 849 1524 90 14 -14.0 0.0 | 56 7 -5.7 -3.8 6 819 1829 110 15 -14.1 5.1 | 103 6 -5.8 1.4 7 791 2134 105 13 -12.6 3.4 | 85 4 -4.2 -0.4 8 763 2438 115 11 -10.0 4.6 | 118 2 -1.6 0.9 9 710 3048 105 13 -12.6 3.4 | 85 4 -4.2 -0.4 10 700 3167 90 16 -16.0 0.0 | 64 9 -7.7 -3.8 11 684 3353 85 14 -13.9 -1.2 | 48 8 -5.6 -5.0 12 611 4267 65 9 -8.2 -3.8 | 359 8 0.2 -7.6 13 500 5900 10 7 -1.2 -6.9 | 326 13 7.1 -10.7 14 469 6401 340 1 0.3 -0.9 | 299 10 8.7 -4.7 15 416 7315 170 10 -1.7 9.8 | 227 9 6.6 6.1 16 400 7620 155 15 -6.3 13.6 | 191 10 2.0 9.8 17 400 7620 150 17 -8.5 14.7 | 179 11 -0.2 11.0 18 384 7925 160 15 -5.1 14.1 | 197 11 3.2 10.3 19 368 8230 95 12 -12.0 1.0 | 53 5 -3.6 -2.7 20 353 8534 60 10 -8.7 -5.0 | 2 9 -0.3 -8.8 21 339 8839 40 10 -6.4 -7.7 | 351 12 1.9 -11.4 22 325 9144 85 11 -11.0 -1.0 | 29 5 -2.6 -4.7 23 300 9740 90 10 -10.0 0.0 | 24 4 -1.7 -3.8 24 275 10363 95 11 -11.0 1.0 | 43 4 -2.6 -2.8 25 263 10668 65 10 -9.1 -4.2 | 5 8 -0.7 -8.0 26 250 11020 70 16 -15.0 -5.5 | 36 11 -6.7 -9.2 27 200 12510 95 23 -22.9 2.0 | 83 15 -14.6 -1.8 28 165 13716 110 31 -29.1 10.6 | 108 22 -20.8 6.8 29 157 14021 95 26 -25.9 2.3 | 85 18 -17.6 -1.5 30 150 14310 110 27 -25.4 9.2 | 108 18 -17.1 5.5 31 128 15240 120 19 -16.5 9.5 | 125 10 -8.1 5.7 32 100 16650 150 40 -20.0 34.6 | 159 33 -11.7 30.9 33 98 16764 150 40 -20.0 34.6 | 159 33 -11.7 30.9 34 86 17477 130 28 -21.4 18.0 | 137 19 -13.1 14.2 35 83 17678 130 27 -20.7 17.4 | 138 18 -12.4 13.6 36 79 17983 135 35 -24.7 24.7 | 142 27 -16.4 21.0 37 74 18288 50 12 -9.2 -7.7 | 4 12 -0.9 -11.5 38 70 18593 50 24 -18.4 -15.4 | 28 22 -10.1 -19.2 39 70 18620 55 16 -13.1 -9.2 | 20 14 -4.8 -12.9 40 63 19202 60 18 -15.6 -9.0 | 30 15 -7.3 -12.8 41 60 19507 80 20 -19.7 -3.5 | 58 13 -11.4 -7.2 42 57 19812 70 21 -19.7 -7.2 | 46 16 -11.4 -10.9 43 54 20117 80 17 -16.7 -3.0 | 51 11 -8.4 -6.7 44 51 20422 125 17 -13.9 9.8 | 137 8 -5.6 6.0 45 50 20560 95 24 -23.9 2.1 | 84 16 -15.6 -1.7 46 49 20726 100 20 -19.7 3.5 | 89 11 -11.4 -0.3 47 44 21336 90 25 -25.0 0.0 | 77 17 -16.7 -3.8 48 42 21641 120 26 -22.5 13.0 | 123 17 -14.2 9.2 49 40 21946 105 25 -24.1 6.5 | 100 16 -15.8 2.7 50 34 22860 105 26 -25.1 6.7 | 100 17 -16.8 3.0 51 30 23650 70 36 -33.8 -12.3 | 58 30 -25.5 -16.1 52 29 23774 75 32 -30.9 -8.3 | 62 26 -22.6 -12.0 53 25 24689 80 58 -57.1 -10.1 | 74 51 -48.8 -13.8 54 21 25924 95 64 -63.8 5.6 | 92 55 -55.4 1.8 55 20 26213 95 64 -63.8 5.6 | 92 55 -55.4 1.8 56 20 26240 100 52 -51.2 9.0 | 97 43 -42.9 5.3 57 17 27432 100 30 -29.5 5.2 | 94 21 -21.2 1.4 58 16 27737 140 21 -13.5 16.1 | 157 13 -5.2 12.3 59 15 28042 145 17 -9.8 13.9 | 172 10 -1.4 10.2 60 15 28346 260 20 19.7 3.5 | 271 28 28.0 -0.3 61 14 28651 295 24 21.8 -10.1 | 295 33 30.1 -13.9 62 13 28956 290 36 33.8 -12.3 | 291 45 42.1 -16.1 63 13 29261 310 32 24.5 -20.6 | 307 41 32.8 -24.3 64 10 30860 275 28 27.9 -2.4 | 280 37 36.2 -6.2 Wind Parameters Mean winds (0-6000m): 84.4 at 12.2 knts Storm direction: 114.4 at 9.1 knts Shear (0-3000m) pos: 1.5 neg: 0.3 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 90.5 deg Storm rel helicity (0-3000m) pos: 22.6 neg: -7.6 tot: 15.0 m^2/s^2 ave: 5.0 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.9 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 193.16 Bulk Shear: 2.37 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 90 16 64 9| 10.3 0.0 10.3| 12.8 0.0 12.8 25.6 0.84| 11.1 9.3 1000 90 17 67 10| 5.2 0.3 5.4| 13.7 -1.4 12.3 12.3 0.67| 6.7 4.5 1500 90 17 66 9| 3.4 1.3 4.8| 13.7 -4.7 9.0 6.0 0.44| 5.6 2.5 2000 93 16 69 8| 2.7 1.0 3.7| 21.5 -5.8 15.7 7.9 0.50| 5.8 2.9 2500 96 15 72 7| 1.8 0.8 2.6| 22.6 -6.6 16.1 6.4 0.46| 5.4 2.5 3000 97 15 74 7| 1.5 0.3 1.8| 22.6 -7.6 15.0 5.0 0.38| 4.9 1.9 4000 94 14 66 7| 1.1 1.2 2.3| 22.6 -24.8 -2.2 -0.5 0.04| 5.2 0.2 5000 90 13 52 6| 0.9 1.4 2.3| 22.6 -34.2 -11.6 -2.3 -0.06| 4.7 -0.3 6000 84 12 37 6| 0.7 1.5 2.2| 22.6 -49.5 -26.9 -4.5 -0.14| 4.4 -0.6 Wrote GIF file: /home/apache/climate/data/raob//PTYA/skewt/PTYA.skewt.20251229.12.gif