UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for PTYA... Searching the city database file for: PTYA ... Date:0000Z 27 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 26.3 92 1.5 26.7 70 7 300.3 304.3 299.6 364.6 21.84 1 1005 47 26.8 25.4 92 1.4 25.8 70 7 299.5 303.3 298.8 360.3 20.73 2 1000 96 26.6 25.0 91 1.6 25.4 70 7 299.8 303.5 298.6 359.4 20.33 3 999 105 26.4 24.7 90 1.7 25.2 70 7 299.6 303.3 298.4 358.2 19.98 4 996 132 26.8 24.2 86 2.6 24.9 70 7 300.3 303.8 298.2 357.4 19.43 5 950 550 23.6 22.5 94 1.1 22.8 73 13 301.1 304.5 297.7 355.2 18.35 6 936 680 23.0 20.1 84 2.9 20.9 74 15 301.8 304.7 296.4 349.0 16.02 7 925 784 22.2 20.7 91 1.5 21.1 75 16 302.0 305.1 297.0 351.8 16.84 8 899 1032 20.4 20.2 99 0.2 20.3 75 15 302.6 305.7 297.1 352.4 16.80 9 879 1227 19.2 19.0 99 0.2 19.1 75 14 303.3 306.3 296.8 350.6 15.93 10 850 1516 18.2 18.0 99 0.2 18.1 75 13 305.2 308.1 297.0 351.4 15.46 11 844 1577 18.0 18.0 100 0.0 18.0 76 13 305.6 308.5 297.1 352.3 15.57 12 820 1824 17.0 17.0 100 0.0 17.0 80 11 307.1 309.9 297.1 352.4 15.04 13 789 2154 15.6 15.5 99 0.1 15.5 85 8 309.0 311.7 297.1 352.1 14.18 14 781 2240 15.2 14.5 96 0.7 14.7 84 9 309.5 312.0 296.7 350.3 13.42 15 777 2284 15.2 12.7 85 2.5 13.6 84 9 309.9 312.2 295.8 346.4 11.97 16 768 2383 15.0 12.8 87 2.2 13.6 83 9 310.7 313.1 296.2 348.0 12.19 17 754 2540 15.2 9.2 67 6.0 11.4 82 10 312.6 314.5 295.0 342.7 9.74 18 746 2630 14.6 8.6 67 6.0 10.8 81 10 312.9 314.7 294.8 342.1 9.45 19 743 2665 14.2 9.2 72 5.0 11.0 81 11 312.8 314.7 295.1 343.4 9.88 20 728 2837 13.2 7.2 67 6.0 9.5 83 11 313.6 315.2 294.6 340.9 8.79 21 700 3167 10.8 6.4 74 4.4 8.1 95 6 314.4 316.1 294.7 341.4 8.65 22 688 3311 10.0 6.1 77 3.9 7.6 112 5 315.1 316.8 294.8 342.1 8.62 23 685 3348 9.6 6.0 78 3.6 7.4 117 5 315.1 316.7 294.8 341.9 8.60 24 673 3495 9.0 3.0 66 6.0 5.5 134 4 316.0 317.3 293.9 338.3 7.08 25 665 3594 8.2 2.2 66 6.0 4.8 146 3 316.2 317.5 293.7 337.5 6.76 26 661 3644 7.8 3.8 76 4.0 5.5 152 3 316.3 317.7 294.4 340.3 7.63 27 654 3732 7.6 1.6 66 6.0 4.2 148 3 317.0 318.3 293.8 337.9 6.58 28 639 3923 6.6 3.0 78 3.6 4.5 126 4 318.0 319.4 294.7 341.6 7.46 29 635 3975 6.4 0.4 65 6.0 3.1 120 4 318.3 319.5 293.9 338.2 6.22 30 632 4014 6.4 2.2 74 4.2 4.0 116 5 318.8 320.1 294.7 341.4 7.12 31 627 4079 6.0 1.0 70 5.0 3.2 109 5 319.0 320.3 294.3 340.1 6.58 32 619 4184 5.4 0.4 70 5.0 2.6 97 6 319.5 320.7 294.3 340.0 6.38 33 606 4358 4.4 0.5 76 3.9 2.2 87 6 320.3 321.6 294.7 341.4 6.56 34 583 4673 2.6 -1.2 76 3.8 0.5 93 9 321.8 322.9 294.6 341.3 6.02 35 580 4715 2.4 -2.6 70 5.0 -0.2 94 9 322.0 323.1 294.3 339.7 5.45 36 557 5041 0.0 -2.3 84 2.3 -1.2 102 11 322.9 324.1 294.8 341.8 5.81 37 547 5186 -0.9 -2.9 86 2.0 -2.0 105 12 323.5 324.6 294.8 342.0 5.66 38 544 5230 -0.9 -4.7 75 3.8 -2.8 107 12 324.0 325.0 294.4 340.4 4.97 39 520 5590 -3.3 -5.5 85 2.2 -4.4 127 11 325.3 326.3 294.7 341.5 4.89 40 516 5651 -3.7 -7.1 77 3.4 -5.3 131 11 325.6 326.4 294.3 340.1 4.35 41 514 5682 -3.9 -6.6 81 2.7 -5.2 133 11 325.7 326.6 294.5 340.8 4.54 42 508 5775 -4.5 -9.5 68 5.0 -6.7 138 11 326.1 326.8 293.9 338.3 3.66 43 507 5790 -4.5 -11.5 58 7.0 -7.5 139 11 326.3 326.9 293.5 336.8 3.13 44 506 5806 -4.5 -12.5 54 8.0 -7.8 140 11 326.4 327.0 293.4 336.2 2.89 45 504 5837 -4.7 -11.7 58 7.0 -7.7 141 11 326.6 327.2 293.6 337.0 3.10 46 502 5869 -4.7 -13.7 49 9.0 -8.3 143 11 326.9 327.5 293.3 335.9 2.64 47 500 5900 -4.9 -11.9 58 7.0 -7.8 145 11 327.1 327.7 293.7 337.5 3.07 48 499 5916 -5.1 -12.1 58 7.0 -8.0 145 11 327.0 327.6 293.6 337.3 3.03 49 498 5932 -5.3 -9.0 75 3.7 -7.0 146 11 327.0 327.7 294.3 340.0 3.89 50 496 5963 -5.5 -7.7 84 2.2 -6.5 147 11 327.1 327.9 294.7 341.5 4.32 51 487 6107 -5.9 -8.8 80 2.9 -7.2 150 11 328.3 329.1 294.8 341.9 4.04 52 485 6139 -5.7 -9.6 74 3.9 -7.5 148 11 328.9 329.7 294.7 341.8 3.81 53 480 6221 -5.9 -10.1 72 4.2 -7.8 143 11 329.7 330.4 294.8 342.2 3.70 54 473 6336 -6.9 -10.1 78 3.2 -8.3 137 11 329.8 330.6 294.9 342.6 3.75 55 400 7630 -13.1 -19.1 61 6.0 -15.2 110 11 338.0 338.4 295.6 345.5 2.11 56 300 9760 -28.5 -39.5 34 11.0 -30.1 110 5 345.2 345.3 295.9 346.9 0.41 57 250 11030 -39.3 -53.3 21 14.0 -40.2 120 13 347.6 347.7 296.2 348.1 0.11 58 200 12520 -51.5 -69.5 10 18.0 -51.9 135 8 351.2 351.2 296.9 351.3 0.02 59 150 14320 -67.3 -76.3 27 9.0 -67.4 120 21 354.2 354.2 297.5 354.2 0.01 60 100 16650 -84.5 -88.7 47 4.2 -84.5 105 20 364.5 364.5 299.5 364.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5804.00 m Freezing level: 557.00 mb = 5040.98 m = 16538.44 ft Wetbulb zero: 580.85 mb = 4702.69 m = 15428.60 ft Precipitable water: 2.47 inches Sfc-500 mean rel hum: 81.99 % Est. max temperature: 32.23 C = 90.02 F Sfc-Lift cond lev (LCL): 986.86 mb = 213.18 m = 699.40 ft T: 26.18 C 700-500 lapse rate: 5.74 C/km ThetaE index: 15.53 C Layer 1005.0- 925.0 mb Conv cond level (CCL): 919.92 mb = 831.90 m = 2729.29 ft Mean mixing ratio: 18.19 g/kg Conv temperature: 29.67 C = 85.41 F Cap Strength: 0.71 C Lifted Index: -3.57 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.62 C Lifted Index @700 mb: -1.06 C Showalter Index: -2.46 C Risk: Severe thunderstorms possible Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 22.90 C K Index: 36.70 Risk: > 80 % chance of thunderstorms Sweat Index: 253.00 Risk: None Energy Index: -2.75 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1037.10 J/kg Max Up Vert Vel: 45.54 m/s Conv Inhibition (B-): 4.27 J/kg Cap Strength: 0.71 C Lift Cond Lev (LCL): 933.89 mb = 700.14 m = 2297.03 ft Lev Free Conv (LFC): 908.89 mb = 936.85 m = 3073.62 ft Equ Level (EL): 758.89 mb = 2484.74 m = 8151.94 ft B at Equ Level: 37.29 J/kg Wind level data Storm motion: 121 at 7 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 1000 96 70 7 -6.6 -2.4 | 2 6 -0.2 -6.2 1 925 784 75 16 -15.5 -4.1 | 49 12 -9.1 -7.9 2 850 1516 75 13 -12.6 -3.4 | 41 9 -6.2 -7.1 3 980 305 60 15 -13.0 -7.5 | 30 13 -6.6 -11.3 4 946 610 70 17 -16.0 -5.8 | 45 14 -9.6 -9.6 5 912 914 70 15 -14.1 -5.1 | 41 12 -7.7 -8.9 6 880 1219 55 14 -11.5 -8.0 | 23 13 -5.1 -11.8 7 849 1524 75 13 -12.6 -3.4 | 41 9 -6.2 -7.1 8 790 2134 85 8 -8.0 -0.7 | 19 5 -1.6 -4.5 9 736 2743 80 11 -10.8 -1.9 | 38 7 -4.4 -5.7 10 710 3048 90 10 -10.0 0.0 | 44 5 -3.6 -3.8 11 700 3167 95 6 -6.0 0.5 | 353 3 0.4 -3.2 12 659 3658 155 3 -1.3 2.7 | 282 5 5.1 -1.0 13 611 4267 85 6 -6.0 -0.5 | 354 4 0.4 -4.3 14 546 5182 105 12 -11.6 3.1 | 83 5 -5.2 -0.7 15 500 5900 145 11 -6.3 9.0 | 181 5 0.1 5.2 16 488 6096 150 11 -5.5 9.5 | 189 6 0.9 5.8 17 433 7010 100 11 -10.8 1.9 | 67 5 -4.4 -1.9 18 417 7315 110 10 -9.4 3.4 | 83 3 -3.0 -0.3 19 400 7630 110 11 -10.3 3.8 | 90 4 -3.9 -0.0 20 369 8230 100 12 -11.8 2.1 | 73 6 -5.4 -1.7 21 340 8839 55 11 -9.0 -6.3 | 15 10 -2.6 -10.1 22 313 9449 45 10 -7.1 -7.1 | 4 11 -0.7 -10.8 23 300 9760 110 5 -4.7 1.7 | 321 3 1.7 -2.1 24 252 10973 125 12 -9.8 6.9 | 132 5 -3.4 3.1 25 250 11030 120 13 -11.3 6.5 | 119 6 -4.9 2.7 26 241 11278 110 13 -12.2 4.4 | 97 6 -5.8 0.7 27 230 11582 105 5 -4.8 1.3 | 328 3 1.6 -2.5 28 200 12520 135 8 -5.7 5.7 | 201 2 0.7 1.9 29 173 13411 130 10 -7.7 6.4 | 155 3 -1.3 2.7 30 165 13716 95 12 -12.0 1.0 | 64 6 -5.6 -2.7 31 157 14021 115 16 -14.5 6.8 | 110 9 -8.1 3.0 32 150 14320 120 21 -18.2 10.5 | 120 14 -11.8 6.7 33 109 16154 120 39 -33.8 19.5 | 120 32 -27.4 15.7 34 100 16650 105 20 -19.3 5.2 | 96 13 -12.9 1.4 35 98 16764 95 22 -21.9 1.9 | 83 16 -15.5 -1.8 Wind Parameters Mean winds (0-6000m): 90.5 at 9.9 knts Storm direction: 120.5 at 7.4 knts Storm rel Dir Shear (0-3000m): -1.8 deg Energy-Hel index: 0.10 Bulk Rich Number: 751.54 Bulk Shear: 1.38 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 72 10 23 7| | | 1000 74 13 38 9| | | 1500 73 14 41 11| | | 2000 74 13 40 10| | | 2500 75 12 39 9| | | 3000 76 12 38 8| | | 4000 80 10 33 6| | | 5000 83 10 32 6| | | 6000 91 10 44 5| | | Wrote GIF file: /home/apache/climate/data/raob//PTYA/skewt/PTYA.skewt.20251227.00.gif