UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for PTYA... Searching the city database file for: PTYA ... Date:0000Z 21 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 1010 17 28.6 25.0 81 3.6 25.9 80 7 300.9 304.6 298.7 360.2 20.12 1 1004 76 28.0 23.3 76 4.7 24.6 77 10 300.8 304.1 297.5 354.4 18.23 2 1000 115 27.6 23.1 77 4.5 24.3 75 12 300.8 304.1 297.5 353.9 18.07 3 947 596 23.0 21.8 93 1.2 22.2 80 19 300.8 304.0 297.2 352.6 17.62 4 946 605 23.0 20.6 86 2.4 21.3 80 19 300.9 303.9 296.4 349.0 16.36 5 945 614 23.8 16.8 65 7.0 19.0 80 19 301.8 304.2 294.2 339.7 12.84 6 941 651 24.4 14.4 54 10.0 17.8 81 18 302.8 304.8 293.2 335.5 11.02 7 925 802 23.8 14.8 57 9.0 17.8 85 16 303.6 305.8 293.8 337.9 11.52 8 920 849 23.4 14.4 57 9.0 17.4 81 16 303.7 305.8 293.6 337.3 11.28 9 918 868 23.2 14.2 57 9.0 17.2 79 15 303.7 305.8 293.6 336.9 11.16 10 895 1090 22.2 10.2 46 12.0 14.7 59 14 304.9 306.5 292.0 331.2 8.76 11 892 1119 22.2 11.2 50 11.0 15.2 57 13 305.2 306.9 292.6 333.4 9.40 12 876 1276 20.4 15.7 74 4.7 17.2 43 12 304.9 307.3 295.1 343.4 12.91 13 863 1405 19.6 14.6 73 5.0 16.3 31 11 305.3 307.6 294.8 341.9 12.20 14 851 1526 18.8 14.2 75 4.6 15.7 21 10 305.7 308.0 294.8 341.9 12.05 15 850 1536 18.6 14.8 79 3.8 16.0 30 11 305.6 308.0 295.1 343.2 12.55 16 848 1556 18.4 15.2 82 3.2 16.3 31 11 305.6 308.0 295.3 344.3 12.92 17 843 1607 18.0 14.3 79 3.7 15.5 34 11 305.7 308.0 294.9 342.4 12.25 18 822 1823 17.4 10.4 63 7.0 13.0 45 10 307.3 309.1 293.4 336.6 9.68 19 818 1865 17.2 11.2 68 6.0 13.3 46 10 307.5 309.4 294.0 338.6 10.27 20 792 2140 16.0 6.0 51 10.0 10.0 50 10 309.1 310.5 292.2 331.9 7.42 21 779 2281 15.0 7.0 59 8.0 10.2 58 11 309.5 311.0 292.9 334.3 8.09 22 769 2390 15.2 1.2 39 14.0 7.5 64 11 310.8 311.9 291.1 327.8 5.43 23 758 2513 14.8 -4.2 27 19.0 5.3 71 12 311.7 312.4 289.8 323.4 3.69 24 747 2636 14.0 -1.0 36 15.0 6.1 79 12 312.1 313.0 290.9 327.1 4.76 25 737 2750 13.2 -3.8 30 17.0 4.6 85 13 312.5 313.2 290.2 324.9 3.92 26 729 2842 12.2 3.2 54 9.0 7.1 91 11 312.3 313.6 292.5 333.0 6.62 27 726 2876 11.6 8.2 80 3.4 9.5 94 11 312.1 313.9 294.6 341.2 9.45 28 722 2923 11.2 8.8 85 2.4 9.7 97 10 312.1 314.0 295.0 342.6 9.90 29 703 3145 10.4 6.1 75 4.3 7.8 113 7 313.6 315.2 294.3 339.9 8.43 30 700 3181 10.2 6.1 76 4.1 7.7 115 6 313.8 315.4 294.4 340.1 8.47 31 694 3252 9.8 5.9 77 3.9 7.5 108 6 314.1 315.7 294.4 340.4 8.43 32 692 3276 9.8 5.6 75 4.2 7.3 105 6 314.4 316.0 294.4 340.2 8.27 33 687 3336 9.8 2.8 62 7.0 5.8 99 5 315.0 316.3 293.4 336.5 6.83 34 680 3421 9.2 5.0 75 4.2 6.7 90 5 315.3 316.8 294.4 340.6 8.07 35 676 3470 9.4 -1.6 46 11.0 3.6 85 5 316.0 317.0 292.3 332.1 5.04 36 675 3482 9.4 -2.6 43 12.0 3.2 84 5 316.2 317.1 292.0 331.1 4.68 37 671 3531 9.2 0.2 53 9.0 4.2 79 5 316.5 317.6 293.0 334.9 5.79 38 670 3544 9.2 -0.8 50 10.0 3.8 77 5 316.6 317.7 292.7 333.8 5.39 39 669 3556 9.2 0.2 53 9.0 4.2 76 5 316.7 317.9 293.1 335.2 5.81 40 667 3581 8.8 3.8 71 5.0 5.9 74 5 316.6 318.0 294.4 340.4 7.56 41 664 3618 8.6 0.6 57 8.0 4.2 70 4 316.8 317.9 293.3 335.9 6.03 42 658 3693 8.0 1.0 61 7.0 4.1 62 4 316.9 318.1 293.5 336.8 6.26 43 651 3781 7.6 -5.4 39 13.0 1.3 53 4 317.4 318.2 291.7 330.1 3.93 44 650 3793 7.6 -3.4 46 11.0 2.0 51 4 317.6 318.4 292.3 332.3 4.58 45 648 3819 7.6 -7.4 34 15.0 0.5 49 4 317.8 318.5 291.4 328.9 3.38 46 647 3831 7.4 -4.6 42 12.0 1.4 47 4 317.8 318.6 292.1 331.3 4.20 47 642 3895 6.8 -1.2 57 8.0 2.5 41 3 317.8 318.8 293.2 335.3 5.46 48 636 3972 6.6 -3.4 49 10.0 1.5 33 3 318.4 319.3 292.7 333.5 4.68 49 635 3985 6.6 -2.4 53 9.0 1.9 31 3 318.5 319.5 293.0 334.8 5.05 50 633 4011 6.8 -3.2 49 10.0 1.7 29 3 319.1 320.0 292.9 334.5 4.77 51 631 4037 6.6 -0.4 61 7.0 2.8 26 3 319.1 320.3 293.9 338.1 5.90 52 628 4076 6.6 -5.4 42 12.0 0.7 22 3 319.6 320.4 292.5 332.8 4.07 53 621 4167 6.0 -3.0 52 9.0 1.3 12 2 319.9 320.9 293.3 335.9 4.94 54 500 5910 -3.1 -44.1 3 41.0 -11.3 85 18 329.3 329.3 291.7 329.9 0.15 55 400 7640 -14.7 -41.7 8 27.0 -19.4 85 18 335.9 335.9 293.5 336.8 0.25 56 300 9760 -28.7 -42.7 25 14.0 -30.5 80 12 344.9 345.0 295.8 346.1 0.30 57 250 11030 -38.9 -43.9 59 5.0 -39.4 180 3 348.2 348.3 296.5 349.5 0.31 58 200 12520 -51.7 -53.3 83 1.6 -51.8 165 20 350.9 350.9 297.0 351.5 0.13 59 150 14320 -67.7 -72.4 51 4.7 -67.7 90 11 353.5 353.5 297.4 353.5 0.01 60 108 16219 -80.9 -86.9 36 6.0 -80.9 55 34 363.3 363.3 299.4 363.3 0.00 61 100 16650 -80.1 -87.1 30 7.0 -80.1 55 34 373.0 373.0 301.1 373.0 0.00 62 97 16823 -79.1 -87.1 26 8.0 -79.1 51 34 378.2 378.2 301.9 378.2 0.00 63 93 17062 -80.7 -87.7 30 7.0 -80.7 57 29 379.6 379.6 302.2 379.6 0.00 64 90 17248 -77.5 -87.5 19 10.0 -77.5 62 25 389.6 389.6 303.7 389.6 0.00 65 88 17377 -77.5 -87.5 19 10.0 -77.5 66 22 392.1 392.1 304.1 392.1 0.00 66 83 17711 -79.1 -89.1 18 10.0 -79.1 116 11 395.4 395.4 304.6 395.4 0.00 67 80 17922 -76.3 -88.3 13 12.0 -76.3 206 12 405.4 405.4 305.9 405.4 0.00 68 76 18218 -76.5 -89.5 11 13.0 -76.6 249 18 410.9 410.9 306.6 410.9 0.00 69 75 18294 -76.5 -89.5 11 13.0 -76.6 256 20 412.5 412.5 306.8 412.5 0.00 70 72 18529 -78.3 -90.3 13 12.0 -78.3 275 25 413.5 413.5 306.9 413.5 0.00 71 70 18690 -77.1 -89.1 13 12.0 -77.1 310 25 419.4 419.4 307.6 419.4 0.00 72 66 19029 -75.5 -89.5 9 14.0 -75.6 306 27 430.0 430.0 308.9 430.0 0.00 73 63 19298 -75.9 -90.9 8 15.0 -76.0 326 20 434.9 434.9 309.4 434.9 0.00 74 61 19486 -71.7 -89.7 5 18.0 -71.8 327 19 448.3 448.3 310.7 448.3 0.00 75 59 19683 -70.3 -90.3 4 20.0 -70.4 329 18 455.7 455.7 311.4 455.7 0.00 76 52 20428 -72.7 -90.7 5 18.0 -72.8 290 19 466.9 466.9 312.4 466.9 0.00 77 51 20543 -70.3 -90.3 4 20.0 -70.5 290 18 475.1 475.1 313.1 475.1 0.00 78 50 20660 -70.5 -90.5 4 20.0 -70.6 290 18 477.4 477.4 313.2 477.4 0.00 79 47 21027 -71.1 -91.1 4 20.0 -71.2 293 16 484.4 484.4 313.8 484.4 0.00 80 44 21419 -69.3 -91.3 3 22.0 -69.5 316 11 498.1 498.1 314.8 498.1 0.00 81 43 21558 -63.1 -90.1 1 27.0 -63.6 305 10 516.6 516.6 316.1 516.6 0.00 82 39 22155 -65.5 -89.5 2 24.0 -65.8 187 10 525.2 525.2 316.6 525.2 0.00 83 36 22648 -60.7 -88.7 1 28.0 -61.4 176 22 549.7 549.7 318.1 549.8 0.00 84 32 23381 -60.5 -88.5 1 28.0 -61.3 251 13 569.1 569.1 319.1 569.1 0.00 85 31 23580 -58.5 -87.5 1 29.0 -59.6 279 12 579.7 579.7 319.6 579.7 0.01 86 30 23786 -58.7 -87.7 1 29.0 -59.7 307 12 584.6 584.6 319.9 584.7 0.01 TRP 108 16219 -80.9 -86.9 36 6.0 -80.9 55 34 363.3 363.3 299.4 363.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5795.00 m Freezing level: 541.22 mb = 5316.36 m = 17441.93 ft Wetbulb zero: 608.43 mb = 4331.84 m = 14211.89 ft Precipitable water: 1.69 inches Sfc-500 mean rel hum: 51.22 % Est. max temperature: 33.17 C = 91.70 F Sfc-Lift cond lev (LCL): 959.19 mb = 482.70 m = 1583.65 ft T: 24.08 C 700-500 lapse rate: 4.87 C/km ThetaE index: 24.75 C Layer 1004.0- 925.0 mb Conv cond level (CCL): 835.12 mb = 1687.31 m = 5535.74 ft Mean mixing ratio: 15.50 g/kg Conv temperature: 34.03 C = 93.26 F Cap Strength: 3.33 C Lifted Index: 0.75 C Risk: Showers probable Lifted Index @300 mb: 1.08 C Lifted Index @700 mb: 0.34 C Showalter Index: 2.39 C Risk: Showers probable Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 17.90 C K Index: 32.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 217.60 Risk: None Energy Index: -2.44 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.98 J/kg Max Up Vert Vel: 8.24 m/s Conv Inhibition (B-): 210.68 J/kg Cap Strength: 3.33 C Lift Cond Lev (LCL): 891.82 mb = 1120.72 m = 3676.86 ft Lev Free Conv (LFC): 436.82 mb = 6957.31 m = 22825.56 ft Equ Level (EL): 346.82 mb = 8691.29 m = 28514.40 ft B at Equ Level: 33.63 J/kg Max Parcel Lev (MPL): 286.82 mb = 10072.96 m = 33047.37 ft Wind level data Storm motion: 99 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 1010 17 80 7 -6.9 -1.2 | 350 2 0.4 -2.4 1 1000 115 75 12 -11.6 -3.1 | 45 6 -4.3 -4.3 2 979 305 85 13 -13.0 -1.1 | 68 6 -5.6 -2.3 3 945 610 80 19 -18.7 -3.3 | 69 12 -11.4 -4.4 4 925 802 85 16 -15.9 -1.4 | 74 9 -8.6 -2.5 5 913 914 75 15 -14.5 -3.9 | 55 9 -7.2 -5.0 6 851 1524 20 10 -3.4 -9.4 | 340 11 3.9 -10.5 7 850 1536 30 11 -5.5 -9.5 | 350 11 1.8 -10.7 8 821 1829 45 10 -7.1 -7.1 | 358 8 0.2 -8.2 9 792 2134 50 10 -7.7 -6.4 | 3 8 -0.3 -7.6 10 737 2743 85 13 -13.0 -1.1 | 68 6 -5.6 -2.3 11 700 3181 115 6 -5.4 2.5 | 233 2 1.9 1.4 12 612 4267 360 2 -0.0 -2.0 | 293 8 7.3 -3.1 13 547 5182 40 10 -6.4 -7.7 | 354 9 0.9 -8.8 14 507 5791 95 15 -14.9 1.3 | 91 8 -7.6 0.2 15 500 5910 85 18 -17.9 -1.6 | 76 11 -10.6 -2.7 16 451 6706 75 26 -25.1 -6.7 | 66 19 -17.8 -7.9 17 401 7620 90 20 -20.0 0.0 | 85 13 -12.7 -1.1 18 400 7640 85 18 -17.9 -1.6 | 76 11 -10.6 -2.7 19 385 7925 70 21 -19.7 -7.2 | 56 15 -12.4 -8.3 20 369 8230 80 23 -22.7 -4.0 | 71 16 -15.3 -5.1 21 354 8534 60 23 -19.9 -11.5 | 45 18 -12.6 -12.6 22 326 9144 70 23 -21.6 -7.9 | 58 17 -14.3 -9.0 23 300 9760 80 12 -11.8 -2.1 | 54 6 -4.5 -3.2 24 287 10058 80 11 -10.8 -1.9 | 49 5 -3.5 -3.1 25 275 10363 125 13 -10.6 7.5 | 152 7 -3.3 6.3 26 252 10973 145 2 -1.1 1.6 | 265 6 6.2 0.5 27 250 11030 180 3 0.0 3.0 | 256 8 7.3 1.9 28 230 11582 190 10 1.7 9.8 | 226 13 9.1 8.7 29 220 11887 175 20 -1.7 19.9 | 197 20 5.6 18.8 30 200 12520 165 20 -5.2 19.3 | 187 18 2.1 18.2 31 165 13716 150 12 -6.0 10.4 | 188 9 1.3 9.2 32 157 14021 125 11 -9.0 6.3 | 162 5 -1.7 5.2 33 150 14320 90 11 -11.0 0.0 | 73 4 -3.7 -1.1 34 150 14326 75 10 -9.7 -2.6 | 32 4 -2.3 -3.7 35 142 14630 95 11 -11.0 1.0 | 87 4 -3.6 -0.2 36 135 14935 70 12 -11.3 -4.1 | 37 7 -4.0 -5.3 37 128 15240 50 26 -19.9 -16.7 | 35 22 -12.6 -17.9 38 121 15545 65 31 -28.1 -13.1 | 56 25 -20.8 -14.2 39 115 15850 50 33 -25.3 -21.2 | 39 29 -18.0 -22.4 40 109 16154 65 33 -29.9 -13.9 | 56 27 -22.6 -15.1 41 108 16219 55 34 -27.9 -19.5 | 45 29 -20.5 -20.6 42 100 16650 55 34 -27.9 -19.5 | 45 29 -20.5 -20.6 43 98 16764 50 35 -26.8 -22.5 | 40 31 -19.5 -23.6 44 88 17374 65 22 -19.9 -9.3 | 50 16 -12.6 -10.4 45 84 17678 100 11 -10.8 1.9 | 102 4 -3.5 0.8 46 79 17983 230 12 9.2 7.7 | 248 18 16.5 6.6 47 71 18593 280 27 26.6 -4.7 | 280 34 33.9 -5.8 48 70 18690 310 25 19.2 -16.1 | 303 32 26.5 -17.2 49 68 18898 290 32 30.1 -10.9 | 288 39 37.4 -12.1 50 64 19202 325 21 12.0 -17.2 | 313 27 19.4 -18.3 51 58 19812 330 17 8.5 -14.7 | 315 22 15.8 -15.9 52 55 20117 290 20 18.8 -6.8 | 287 27 26.1 -8.0 53 50 20660 290 18 16.9 -6.2 | 287 25 24.2 -7.3 54 49 20726 285 11 10.6 -2.8 | 283 18 17.9 -4.0 55 46 21031 295 17 15.4 -7.2 | 290 24 22.7 -8.3 56 44 21336 320 10 6.4 -7.7 | 303 16 13.7 -8.8 57 38 21946 170 10 -1.7 9.8 | 213 10 5.6 8.7 58 36 22250 175 22 -1.9 21.9 | 195 21 5.4 20.8 59 34 22555 190 16 2.8 15.8 | 215 18 10.1 14.6 60 32 22860 255 13 12.6 3.4 | 264 20 19.9 2.2 61 28 23470 360 10 -0.0 -10.0 | 327 13 7.3 -11.1 62 26 23774 75 15 -14.5 -3.9 | 55 9 -7.2 -5.0 63 25 24079 90 14 -14.0 0.0 | 80 7 -6.7 -1.1 Wind Parameters Mean winds (0-6000m): 68.9 at 9.9 knts Storm direction: 98.9 at 7.4 knts Shear (0-3000m) pos: 3.1 neg: 2.6 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 140.6 deg Storm rel helicity (0-3000m) pos: 33.9 neg: -38.4 tot: -4.5 m^2/s^2 ave: -1.5 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 15.87 Bulk Shear: 2.14 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 81 13 61 6| 10.5 0.0 10.5| 7.3 -0.0 7.3 14.5 0.55| 12.3 6.8 1000 80 15 63 8| 5.2 2.7 7.9| 8.7 -11.8 -3.1 -3.1 0.09| 11.3 1.0 1500 72 14 47 8| 3.5 5.2 8.7| 8.7 -38.4 -29.6 -19.8 -0.25| 11.1 -2.8 2000 65 13 34 8| 3.6 3.9 7.5| 18.1 -38.4 -20.3 -10.1 -0.12| 9.7 -1.2 2500 64 13 31 8| 3.8 3.1 6.9| 26.5 -38.4 -11.9 -4.7 0.00| 8.7 0.0 3000 68 12 35 7| 3.1 2.6 5.7| 33.9 -38.4 -4.5 -1.5 0.12| 8.7 1.1 4000 70 10 28 5| 2.3 3.0 5.3| 36.5 -39.9 -3.4 -0.8 0.18| 7.9 1.4 5000 67 9 14 5| 2.1 2.5 4.6| 52.1 -41.7 10.5 2.1 0.25| 7.2 1.8 6000 69 10 22 5| 3.0 2.1 5.1| 80.9 -47.4 33.5 5.6 0.33| 7.6 2.5 Wrote GIF file: /home/apache/climate/data/raob//PTYA/skewt/PTYA.skewt.20250421.00.gif