UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for PTYA... Searching the city database file for: PTYA ... Date:1200Z 18 APR 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 1007 17 27.4 24.9 86 2.5 25.6 80 7 300.0 303.6 298.5 358.8 20.06 1 1000 90 27.0 24.0 84 3.0 24.8 65 10 300.1 303.6 298.0 356.3 19.11 2 966 397 25.6 22.2 82 3.4 23.1 90 15 301.7 305.0 297.5 354.0 17.71 3 937 665 23.2 21.1 88 2.1 21.7 90 19 301.9 305.1 297.1 352.3 17.05 4 925 778 22.8 19.5 82 3.3 20.5 90 21 302.6 305.5 296.4 348.8 15.61 5 924 787 22.8 19.5 82 3.3 20.5 90 21 302.7 305.6 296.4 349.0 15.63 6 898 1036 21.0 18.5 86 2.5 19.2 88 22 303.3 306.1 296.2 348.1 15.09 7 889 1124 20.8 16.7 77 4.1 18.0 90 22 304.0 306.5 295.4 344.4 13.58 8 877 1242 20.0 16.5 80 3.5 17.6 93 21 304.4 306.9 295.5 344.8 13.59 9 867 1341 19.8 13.8 68 6.0 15.8 96 20 305.2 307.3 294.2 339.6 11.52 10 864 1371 19.6 15.4 77 4.2 16.8 96 20 305.2 307.6 295.2 343.7 12.84 11 862 1391 19.8 13.8 68 6.0 15.8 97 20 305.7 307.8 294.4 340.4 11.58 12 860 1411 19.4 15.7 79 3.7 16.9 97 20 305.4 307.9 295.5 344.8 13.16 13 858 1431 19.6 14.6 73 5.0 16.3 98 20 305.9 308.1 295.0 342.7 12.27 14 853 1482 19.2 14.6 75 4.6 16.1 99 19 306.0 308.3 295.0 343.0 12.34 15 850 1512 18.6 16.2 86 2.4 17.0 100 19 305.6 308.2 295.9 346.8 13.76 16 836 1655 17.8 16.0 89 1.8 16.6 94 17 306.2 308.8 296.1 347.7 13.81 17 815 1872 16.0 15.1 94 0.9 15.4 87 15 306.6 309.1 295.9 346.8 13.36 18 793 2105 14.8 14.2 96 0.6 14.4 98 15 307.7 310.1 295.9 346.8 12.95 19 785 2191 15.0 11.4 79 3.6 12.7 97 15 308.8 310.8 294.7 341.8 10.85 20 782 2224 14.6 13.1 91 1.5 13.6 96 15 308.7 311.0 295.7 345.8 12.21 21 772 2333 14.0 11.8 87 2.2 12.6 90 14 309.2 311.3 295.2 343.7 11.34 22 754 2532 12.6 11.6 94 1.0 12.0 87 14 309.8 311.9 295.4 344.7 11.46 23 747 2611 12.4 10.4 88 2.0 11.1 89 15 310.4 312.4 295.0 343.0 10.67 24 744 2644 12.2 11.2 94 1.0 11.6 90 15 310.5 312.7 295.6 345.1 11.31 25 738 2712 11.8 10.8 94 1.0 11.2 92 15 310.8 312.9 295.4 344.8 11.10 26 736 2735 12.4 6.4 67 6.0 8.8 92 15 311.7 313.3 293.6 337.1 8.22 27 735 2747 12.4 6.4 67 6.0 8.8 92 15 311.8 313.4 293.6 337.3 8.23 28 731 2793 12.0 8.2 78 3.8 9.6 94 16 311.9 313.7 294.5 340.8 9.38 29 729 2816 12.2 6.2 67 6.0 8.6 94 16 312.3 313.9 293.7 337.7 8.19 30 724 2873 11.8 5.8 67 6.0 8.2 96 16 312.5 314.0 293.7 337.4 8.02 31 718 2943 11.4 4.4 62 7.0 7.3 97 16 312.8 314.2 293.2 335.6 7.32 32 712 3014 11.6 -2.4 38 14.0 4.4 99 17 313.8 314.7 291.2 328.1 4.50 33 701 3144 10.8 -0.2 46 11.0 4.8 82 16 314.3 315.3 292.1 331.3 5.38 34 700 3156 10.6 1.6 54 9.0 5.6 80 16 314.2 315.4 292.7 333.6 6.15 35 699 3168 11.0 -6.0 30 17.0 2.8 80 16 314.8 315.5 290.6 326.0 3.49 36 698 3180 11.2 -8.8 24 20.0 2.1 80 16 315.1 315.7 290.0 324.3 2.81 37 696 3204 11.2 -6.8 28 18.0 2.6 80 16 315.4 316.0 290.6 326.1 3.30 38 693 3240 10.8 -2.2 40 13.0 4.0 80 16 315.3 316.3 291.8 330.3 4.70 39 688 3300 10.4 -2.6 40 13.0 3.7 80 17 315.6 316.4 291.7 330.2 4.59 40 683 3361 9.4 7.8 90 1.6 8.4 80 17 315.1 317.0 295.7 345.6 9.78 41 682 3373 9.4 7.6 89 1.8 8.3 80 17 315.2 317.1 295.6 345.4 9.66 42 680 3398 9.6 8.6 93 1.0 9.0 80 17 315.7 317.7 296.2 348.2 10.38 43 678 3422 9.8 8.3 90 1.5 8.9 80 17 316.2 318.2 296.2 348.1 10.20 44 676 3447 9.8 5.8 76 4.0 7.3 80 17 316.5 318.1 295.1 343.5 8.59 45 675 3459 10.2 3.2 62 7.0 6.1 80 17 317.1 318.4 294.3 339.7 7.16 46 674 3471 11.0 -7.0 28 18.0 2.3 80 17 318.1 318.7 291.5 329.0 3.35 47 671 3509 11.2 -9.8 22 21.0 1.6 80 17 318.7 319.2 291.0 327.7 2.71 48 669 3533 10.8 -4.2 35 15.0 3.1 80 17 318.5 319.4 292.3 332.1 4.19 49 666 3571 10.6 -8.4 25 19.0 1.7 80 18 318.7 319.3 291.3 328.7 3.04 50 664 3596 11.0 -24.0 7 35.0 -1.0 80 18 319.5 319.6 289.5 322.4 0.83 51 659 3659 10.6 -27.4 5 38.0 -1.6 80 18 319.7 319.8 289.3 321.9 0.61 52 500 5900 -4.3 -41.3 4 37.0 -11.9 80 18 327.8 327.8 291.3 328.6 0.21 53 400 7630 -12.3 -60.3 1 48.0 -18.3 70 29 339.0 339.0 294.1 339.1 0.03 54 300 9750 -28.1 -63.1 2 35.0 -30.7 70 21 345.8 345.8 295.7 345.9 0.03 55 250 11030 -39.3 -58.3 12 19.0 -40.4 55 19 347.6 347.6 296.1 347.9 0.06 56 200 12520 -51.9 -70.9 8 19.0 -52.2 105 18 350.6 350.6 296.8 350.6 0.01 57 150 14320 -66.3 -74.3 32 8.0 -66.4 145 21 355.9 355.9 297.9 355.9 0.01 58 100 16670 -82.1 -88.1 35 6.0 -82.1 55 17 369.1 369.1 300.4 369.1 0.00 59 97 16840 -82.7 -88.7 35 6.0 -82.7 70 18 371.2 371.2 300.8 371.2 0.00 60 90 17258 -81.9 -86.9 42 5.0 -81.9 105 14 380.8 380.8 302.3 380.8 0.00 61 86 17511 -83.9 -88.3 46 4.4 -83.9 106 11 381.7 381.7 302.5 381.7 0.00 62 82 17775 -83.9 -88.8 42 4.9 -83.9 65 12 387.0 387.0 303.3 387.0 0.00 63 75 18273 -81.1 -89.1 25 8.0 -81.1 65 12 402.9 402.9 305.6 402.9 0.00 64 73 18424 -81.9 -89.9 24 8.0 -81.9 63 11 404.3 404.3 305.7 404.3 0.00 65 71 18580 -81.3 -90.3 20 9.0 -81.3 60 10 408.8 408.8 306.3 408.8 0.00 66 70 18660 -79.3 -90.3 15 11.0 -79.3 110 8 414.7 414.7 307.1 414.7 0.00 67 69 18742 -77.9 -89.9 13 12.0 -77.9 101 9 419.5 419.5 307.6 419.5 0.00 68 68 18826 -74.3 -88.3 10 14.0 -74.3 92 9 429.0 429.0 308.7 429.0 0.00 69 67 18913 -73.9 -87.9 10 14.0 -74.0 91 10 431.7 431.7 309.0 431.7 0.00 70 65 19090 -73.1 -90.1 6 17.0 -73.2 144 11 437.2 437.2 309.6 437.2 0.00 71 63 19272 -74.5 -90.5 7 16.0 -74.6 199 11 438.0 438.0 309.7 438.0 0.00 72 61 19461 -71.7 -89.7 5 18.0 -71.8 258 11 448.3 448.3 310.7 448.3 0.00 73 54 20182 -71.1 -91.1 4 20.0 -71.2 14 11 465.6 465.6 312.3 465.6 0.00 74 52 20406 -69.3 -90.3 3 21.0 -69.5 356 10 474.8 474.8 313.0 474.8 0.00 75 50 20640 -69.9 -91.9 3 22.0 -70.1 250 14 478.8 478.8 313.4 478.8 0.00 76 47 21013 -64.9 -90.9 2 26.0 -65.3 248 10 499.3 499.3 314.9 499.3 0.00 77 45 21278 -65.5 -90.5 2 25.0 -65.8 233 10 504.1 504.1 315.2 504.1 0.00 78 43 21556 -63.3 -90.3 1 27.0 -63.7 237 19 516.1 516.1 316.1 516.1 0.00 79 40 21998 -65.7 -91.7 2 26.0 -66.1 236 10 520.9 520.9 316.4 520.9 0.00 80 39 22153 -63.5 -91.5 1 28.0 -64.0 200 10 530.2 530.2 316.9 530.2 0.00 81 37 22475 -64.7 -91.7 1 27.0 -65.1 195 20 535.2 535.2 317.2 535.2 0.00 82 34 22996 -61.7 -90.7 1 29.0 -62.4 233 22 556.2 556.2 318.4 556.2 0.00 83 30 23770 -62.3 -90.3 1 28.0 -63.0 5 28 574.8 574.8 319.4 574.8 0.00 84 28 24195 -62.9 -91.9 1 29.0 -63.6 360 32 584.6 584.6 319.9 584.6 0.00 85 26 24658 -56.9 -88.9 1 32.0 -58.4 15 24 614.1 614.2 321.2 614.2 0.01 86 25 24906 -57.7 -88.7 1 31.0 -59.1 42 16 618.8 618.8 321.5 618.8 0.01 87 22 25723 -52.5 -85.5 1 33.0 -55.1 90 13 657.3 657.3 323.0 657.4 0.01 88 22 25723 -52.9 -83.9 1 31.0 -55.4 90 13 656.1 656.1 322.9 656.2 0.02 TRP 97 16840 -82.7 -88.7 35 6.0 -82.7 70 18 371.2 371.2 300.8 371.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5810.00 m Freezing level: 545.89 mb = 5253.30 m = 17235.02 ft Wetbulb zero: 664.76 mb = 3586.50 m = 11766.58 ft Precipitable water: 1.75 inches Sfc-500 mean rel hum: 47.86 % Est. max temperature: 33.34 C = 92.01 F Sfc-Lift cond lev (LCL): 971.61 mb = 345.27 m = 1132.77 ft T: 25.83 C 700-500 lapse rate: 5.43 C/km ThetaE index: 10.04 C Layer 1000.0- 924.0 mb Conv cond level (CCL): 884.31 mb = 1169.62 m = 3837.29 ft Mean mixing ratio: 17.38 g/kg Conv temperature: 31.60 C = 88.88 F Cap Strength: 1.61 C Lifted Index: -2.39 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.34 C Lifted Index @700 mb: -0.79 C Showalter Index: -0.19 C Risk: Thunderstorms probable Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.50 C K Index: 30.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 250.40 Risk: None Energy Index: -3.39 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 508.35 J/kg Max Up Vert Vel: 31.89 m/s Conv Inhibition (B-): 22.04 J/kg Cap Strength: 1.42 C Lift Cond Lev (LCL): 916.62 mb = 857.38 m = 2812.90 ft Lev Free Conv (LFC): 831.62 mb = 1699.65 m = 5576.21 ft Equ Level (EL): 671.62 mb = 3500.84 m = 11485.55 ft B at Equ Level: 58.92 J/kg Max Parcel Lev (MPL): 111.62 mb = 16032.96 m = 52600.93 ft Wind level data Storm motion: 108 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 1007 17 80 7 -6.9 -1.2 | 313 8 5.9 -5.5 1 1000 90 65 10 -9.1 -4.2 | 336 9 3.7 -8.5 2 976 305 90 14 -14.0 0.0 | 16 4 -1.2 -4.3 3 925 778 90 21 -21.0 0.0 | 63 9 -8.2 -4.3 4 911 914 85 23 -22.9 -2.0 | 58 12 -10.1 -6.3 5 850 1512 100 19 -18.7 3.3 | 81 6 -5.9 -1.0 6 849 1524 100 19 -18.7 3.3 | 81 6 -5.9 -1.0 7 819 1829 85 15 -14.9 -1.3 | 21 6 -2.1 -5.6 8 790 2134 100 15 -14.8 2.6 | 50 3 -2.0 -1.7 9 762 2438 85 14 -13.9 -1.2 | 12 6 -1.1 -5.5 10 709 3048 100 17 -16.7 3.0 | 72 4 -3.9 -1.3 11 700 3156 80 16 -15.8 -2.8 | 23 8 -3.0 -7.0 12 658 3658 80 18 -17.7 -3.1 | 34 9 -4.9 -7.4 13 634 3962 60 23 -19.9 -11.5 | 24 17 -7.1 -15.8 14 611 4267 55 22 -18.0 -12.6 | 17 18 -5.2 -16.9 15 588 4572 45 20 -14.1 -14.1 | 4 18 -1.3 -18.4 16 526 5486 80 18 -17.7 -3.1 | 34 9 -4.9 -7.4 17 500 5900 80 18 -17.7 -3.1 | 34 9 -4.9 -7.4 18 433 7010 90 31 -31.0 0.0 | 77 19 -18.2 -4.3 19 417 7315 70 25 -23.5 -8.6 | 40 17 -10.7 -12.8 20 400 7630 70 29 -27.3 -9.9 | 46 20 -14.4 -14.2 21 369 8230 75 33 -31.9 -8.5 | 56 23 -19.1 -12.8 22 313 9449 85 24 -23.9 -2.1 | 60 13 -11.1 -6.4 23 300 9750 70 21 -19.7 -7.2 | 31 13 -6.9 -11.4 24 252 10973 55 19 -15.6 -10.9 | 10 15 -2.8 -15.2 25 250 11030 55 19 -15.6 -10.9 | 10 15 -2.8 -15.2 26 230 11582 85 19 -18.9 -1.7 | 46 9 -6.1 -5.9 27 210 12192 105 21 -20.3 5.4 | 99 8 -7.5 1.2 28 201 12497 95 20 -19.9 1.7 | 70 8 -7.1 -2.5 29 200 12520 105 18 -17.4 4.7 | 95 5 -4.6 0.4 30 173 13411 115 13 -11.8 5.5 | 220 2 1.0 1.2 31 165 13716 140 16 -10.3 12.3 | 198 8 2.5 8.0 32 150 14320 145 21 -12.0 17.2 | 183 13 0.8 12.9 33 142 14630 150 20 -10.0 17.3 | 192 13 2.8 13.1 34 135 14935 140 27 -17.4 20.7 | 165 17 -4.6 16.4 35 128 15240 140 18 -11.6 13.8 | 187 10 1.2 9.5 36 109 16154 85 13 -13.0 -1.1 | 2 5 -0.1 -5.4 37 104 16459 75 18 -17.4 -4.7 | 27 10 -4.6 -8.9 38 100 16670 55 17 -13.9 -9.8 | 5 14 -1.1 -14.0 39 98 16764 50 15 -11.5 -9.6 | 355 14 1.3 -13.9 40 97 16840 70 18 -16.9 -6.2 | 22 11 -4.1 -10.4 41 93 17069 55 17 -13.9 -9.8 | 5 14 -1.1 -14.0 42 88 17374 135 12 -8.5 8.5 | 226 6 4.3 4.2 43 83 17678 70 10 -9.4 -3.4 | 336 8 3.4 -7.7 44 79 17983 55 17 -13.9 -9.8 | 5 14 -1.1 -14.0 45 75 18288 65 12 -10.9 -5.1 | 348 10 1.9 -9.3 46 71 18593 60 10 -8.7 -5.0 | 336 10 4.1 -9.3 47 70 18660 110 8 -7.5 2.7 | 286 6 5.3 -1.5 48 67 18898 85 10 -10.0 -0.9 | 331 6 2.8 -5.1 49 64 19202 175 11 -1.0 11.0 | 241 14 11.8 6.7 50 61 19507 270 11 11.0 -0.0 | 280 24 23.8 -4.3 51 58 19812 5 11 -1.0 -11.0 | 322 19 11.8 -15.2 52 55 20117 20 11 -3.8 -10.3 | 328 17 9.0 -14.6 53 52 20422 355 10 0.9 -10.0 | 316 20 13.7 -14.2 54 50 20640 250 14 13.2 4.8 | 269 26 26.0 0.5 55 49 20726 265 10 10.0 0.9 | 278 23 22.8 -3.4 56 45 21336 230 10 7.7 6.4 | 264 21 20.5 2.2 57 42 21641 240 22 19.1 11.0 | 258 33 31.9 6.7 58 40 21946 250 10 9.4 3.4 | 272 22 22.2 -0.8 59 38 22250 180 10 0.0 10.0 | 246 14 12.8 5.7 60 37 22555 200 23 7.9 21.6 | 230 27 20.7 17.3 61 35 22860 215 22 12.6 18.0 | 242 29 25.4 13.8 62 32 23470 290 20 18.8 -6.8 | 289 33 31.6 -11.1 63 30 23770 5 28 -2.4 -27.9 | 342 34 10.4 -32.2 64 30 23774 350 24 4.2 -23.6 | 329 33 17.0 -27.9 65 28 24079 360 32 -0.0 -32.0 | 341 38 12.8 -36.3 66 26 24384 15 24 -6.2 -23.2 | 346 28 6.6 -27.4 67 24 24689 65 9 -8.2 -3.8 | 330 9 4.6 -8.1 68 20 25603 120 18 -15.6 9.0 | 150 5 -2.8 4.7 69 18 25908 85 13 -13.0 -1.1 | 2 5 -0.1 -5.4 Wind Parameters Mean winds (0-6000m): 78.4 at 18.0 knts Storm direction: 108.4 at 13.5 knts Shear (0-3000m) pos: 2.2 neg: 0.9 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 114.9 deg Storm rel helicity (0-3000m) pos: 37.4 neg: -12.3 tot: 25.1 m^2/s^2 ave: 8.4 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 2.3 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 145.00 Bulk Shear: 3.51 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 84 13 2 6| 10.6 0.0 10.6| 18.6 0.0 18.6 37.2 0.82| 13.3 10.9 1000 87 17 38 7| 5.3 2.7 8.0| 24.3 -1.6 22.7 22.7 0.61| 10.6 6.5 1500 89 18 50 7| 3.0 1.8 4.8| 30.4 -1.6 28.8 19.2 0.59| 9.0 5.3 2000 90 18 49 6| 2.2 0.9 3.1| 31.6 -10.0 21.6 10.8 0.31| 8.8 2.7 2500 90 17 46 6| 1.8 1.0 2.8| 32.7 -12.3 20.4 8.2 0.24| 8.1 2.0 3000 91 17 45 6| 2.2 0.9 3.0| 37.4 -12.3 25.1 8.4 0.31| 7.5 2.3 4000 87 17 40 7| 1.6 2.5 4.2| 40.1 -27.7 12.4 3.1 0.13| 7.7 1.0 5000 79 18 32 9| 1.8 2.2 4.1| 53.5 -53.5 -0.1 -0.0 0.08| 7.3 0.6 6000 78 18 31 9| 2.0 1.9 3.9| 66.2 -53.5 12.7 2.1 0.13| 6.7 0.9 Wrote GIF file: /home/apache/climate/data/raob//PTYA/skewt/PTYA.skewt.20250418.12.gif