UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051800.upa.cvt Date: 0000Z 18 MAY 25 Searching for PTYA... Searching the city database file for: PTYA ... Date:0000Z 18 MAY 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 1009 17 27.0 24.5 86 2.5 25.2 80 10 299.4 302.9 298.0 356.6 19.53 1 1007 36 27.4 24.0 82 3.4 24.9 84 11 300.0 303.4 297.8 355.6 18.98 2 1000 104 27.0 23.4 81 3.6 24.4 100 14 300.1 303.5 297.5 354.2 18.41 3 992 175 27.0 22.9 78 4.1 24.0 99 15 300.8 304.1 297.4 353.8 18.00 4 968 392 25.2 22.6 86 2.6 23.3 98 19 301.1 304.5 297.6 354.5 18.12 5 925 791 22.8 19.4 81 3.4 20.4 95 27 302.6 305.5 296.3 348.5 15.51 6 913 905 22.2 17.5 75 4.7 18.9 100 23 303.1 305.7 295.4 344.4 13.91 7 892 1108 20.6 19.0 91 1.6 19.5 97 21 303.5 306.4 296.7 350.1 15.69 8 873 1294 19.4 18.4 94 1.0 18.7 94 20 304.1 307.0 296.7 350.1 15.44 9 872 1304 19.2 18.2 94 1.0 18.5 94 20 304.0 306.9 296.5 349.4 15.26 10 850 1525 18.6 17.1 91 1.5 17.6 95 16 305.6 308.3 296.5 349.3 14.59 11 839 1637 18.0 16.9 93 1.1 17.2 97 16 306.1 308.9 296.6 349.9 14.59 12 826 1771 17.6 15.2 86 2.4 16.0 99 16 307.1 309.6 296.0 347.1 13.27 13 805 1992 16.2 14.7 91 1.5 15.2 95 15 307.9 310.3 296.1 347.7 13.18 14 798 2066 16.0 12.8 81 3.2 13.9 92 15 308.4 310.6 295.3 344.0 11.72 15 787 2184 15.4 14.2 93 1.2 14.6 91 15 309.0 311.5 296.3 348.6 13.05 16 782 2239 15.4 12.4 82 3.0 13.4 92 15 309.6 311.8 295.5 345.1 11.65 17 779 2271 15.2 13.2 88 2.0 13.8 92 15 309.7 312.0 296.0 347.3 12.34 18 768 2392 14.8 11.2 79 3.6 12.4 94 16 310.5 312.6 295.3 344.0 10.95 19 764 2437 14.6 11.3 81 3.3 12.4 95 16 310.8 312.9 295.4 344.7 11.08 20 758 2503 14.0 12.4 90 1.6 13.0 96 16 310.8 313.1 296.1 347.7 12.03 21 753 2560 13.8 11.2 84 2.6 12.1 97 15 311.2 313.3 295.6 345.5 11.17 22 716 2984 11.0 9.9 93 1.1 10.3 106 12 312.6 314.7 295.7 345.9 10.77 23 711 3043 11.2 9.1 87 2.1 9.9 107 11 313.5 315.4 295.6 345.3 10.27 24 700 3173 10.0 8.9 93 1.1 9.3 110 10 313.6 315.5 295.6 345.4 10.29 25 693 3256 9.2 8.4 95 0.8 8.7 115 10 313.6 315.5 295.4 344.7 10.04 26 682 3389 8.8 6.2 84 2.6 7.2 118 10 314.6 316.2 294.8 341.9 8.76 27 669 3548 8.2 6.5 89 1.7 7.2 111 12 315.6 317.4 295.3 344.2 9.12 28 667 3573 8.4 6.6 88 1.8 7.3 110 12 316.1 317.9 295.5 345.0 9.21 29 665 3598 8.2 6.7 90 1.5 7.3 108 12 316.2 318.0 295.6 345.3 9.31 30 630 4042 6.0 3.3 83 2.7 4.4 119 12 318.6 320.1 295.1 343.1 7.73 31 622 4147 5.8 -1.2 61 7.0 2.0 117 11 319.5 320.6 293.7 337.7 5.64 32 618 4200 5.6 -1.4 61 7.0 1.8 116 11 319.9 321.0 293.8 337.9 5.60 33 611 4293 4.8 -2.2 60 7.0 1.1 114 10 320.0 321.0 293.6 337.2 5.33 34 605 4373 4.0 -2.0 65 6.0 0.8 109 10 320.0 321.1 293.7 337.6 5.47 35 589 4591 2.8 -6.2 52 9.0 -1.6 95 10 321.1 321.9 292.9 334.4 4.09 36 587 4618 2.6 -3.4 65 6.0 -0.5 93 10 321.1 322.1 293.7 337.6 5.07 37 581 4701 2.2 -5.8 55 8.0 -1.7 88 10 321.6 322.4 293.2 335.6 4.27 38 579 4729 2.0 -5.0 60 7.0 -1.5 86 10 321.7 322.6 293.4 336.6 4.56 39 577 4757 2.0 -7.0 51 9.0 -2.3 84 10 322.0 322.8 293.0 334.9 3.92 40 575 4785 1.6 -7.4 51 9.0 -2.6 82 10 321.9 322.6 292.9 334.4 3.81 41 570 4855 1.2 -12.8 34 14.0 -4.6 78 10 322.2 322.7 291.9 330.6 2.51 42 569 4869 1.2 -11.8 37 13.0 -4.3 77 10 322.4 322.9 292.1 331.5 2.72 43 567 4898 0.8 -6.2 59 7.0 -2.6 74 10 322.2 323.0 293.3 336.2 4.25 44 563 4955 0.4 -9.6 47 10.0 -4.1 67 9 322.4 323.0 292.6 333.3 3.28 45 559 5012 0.6 -16.4 27 17.0 -5.9 59 9 323.3 323.7 291.6 329.8 1.90 46 558 5026 0.4 -13.6 34 14.0 -5.3 57 9 323.2 323.7 292.1 331.3 2.40 47 556 5055 0.4 -23.6 15 24.0 -7.3 53 8 323.6 323.8 290.9 327.2 1.02 48 549 5157 0.0 -20.0 21 20.0 -7.0 39 7 324.3 324.5 291.5 329.2 1.42 49 544 5230 -0.5 -17.5 26 17.0 -6.8 29 7 324.5 324.9 291.9 330.6 1.78 50 542 5259 -0.5 -17.5 26 17.0 -6.8 24 6 324.8 325.2 292.0 331.0 1.78 51 540 5289 -0.9 -14.9 34 14.0 -6.4 20 6 324.7 325.2 292.3 332.3 2.23 52 539 5304 -0.9 -15.9 31 15.0 -6.7 18 6 324.9 325.3 292.2 331.9 2.05 53 534 5378 -1.5 -7.5 64 6.0 -4.3 8 5 325.0 325.8 294.0 338.6 4.08 54 500 5900 -3.9 -9.9 63 6.0 -6.6 235 3 328.3 329.0 294.4 340.5 3.61 55 400 7630 -13.9 -21.9 51 8.0 -16.4 175 3 336.9 337.3 295.0 342.9 1.66 56 300 9760 -27.3 -47.3 13 20.0 -29.7 310 12 346.9 346.9 296.1 347.6 0.18 57 250 11040 -38.5 -53.5 19 15.0 -39.5 250 7 348.8 348.8 296.5 349.3 0.10 58 200 12530 -51.7 -64.7 20 13.0 -52.0 210 6 350.9 350.9 296.8 351.0 0.03 59 150 14330 -66.9 -70.9 57 4.0 -67.0 300 20 354.8 354.8 297.7 354.9 0.02 60 101 16615 -82.1 -86.5 47 4.4 -82.1 30 18 368.1 368.1 300.2 368.1 0.00 61 100 16670 -81.7 -86.6 43 4.9 -81.7 30 18 369.9 369.9 300.5 369.9 0.00 62 97 16841 -81.7 -86.6 43 4.9 -81.7 28 20 373.1 373.1 301.1 373.1 0.00 63 92 17141 -77.7 -86.7 22 9.0 -77.7 31 21 386.7 386.7 303.3 386.7 0.00 64 89 17331 -78.9 -87.9 22 9.0 -78.9 47 17 388.0 388.0 303.5 388.0 0.00 65 82 17796 -80.7 -88.7 25 8.0 -80.7 176 3 393.5 393.5 304.3 393.5 0.00 66 72 18538 -76.3 -89.3 11 13.0 -76.3 179 10 417.8 417.8 307.4 417.8 0.00 67 70 18700 -77.7 -89.7 13 12.0 -77.7 180 11 418.2 418.2 307.5 418.2 0.00 68 62 19398 -76.5 -90.5 9 14.0 -76.6 202 4 435.6 435.6 309.4 435.6 0.00 69 59 19688 -71.5 -90.5 4 19.0 -71.6 156 7 453.0 453.0 311.1 453.0 0.00 70 58 19789 -71.9 -90.9 4 19.0 -72.0 131 10 454.4 454.4 311.3 454.4 0.00 71 56 19996 -71.5 -91.5 4 20.0 -71.6 176 10 459.9 459.9 311.8 459.9 0.00 72 55 20103 -67.9 -90.9 2 23.0 -68.1 200 10 470.5 470.5 312.7 470.5 0.00 73 53 20326 -68.5 -90.5 3 22.0 -68.7 196 11 474.1 474.1 313.0 474.1 0.00 74 50 20680 -63.5 -89.5 2 26.0 -63.8 50 20 493.8 493.8 314.5 493.9 0.00 75 49 20804 -64.3 -89.3 2 25.0 -64.7 54 13 494.8 494.8 314.6 494.8 0.00 76 48 20931 -61.7 -88.7 2 27.0 -62.2 52 17 503.9 503.9 315.2 503.9 0.00 77 46 21195 -59.7 -87.7 1 28.0 -60.3 72 19 514.9 514.9 315.9 514.9 0.00 78 40 22071 -58.9 -86.9 2 28.0 -59.7 162 11 537.9 537.9 317.4 538.0 0.01 79 33 23265 -63.5 -89.5 2 26.0 -64.1 83 13 556.2 556.2 318.4 556.2 0.00 80 31 23653 -58.5 -88.5 1 30.0 -59.6 100 13 579.7 579.7 319.6 579.7 0.00 81 30 23860 -56.7 -86.7 1 30.0 -58.0 85 23 590.1 590.1 320.2 590.1 0.01 82 29 24075 -56.1 -86.1 1 30.0 -57.6 86 24 597.5 597.5 320.5 597.5 0.01 83 27 24528 -57.1 -86.1 1 29.0 -58.5 89 27 607.0 607.0 320.9 607.1 0.01 84 26 24768 -56.7 -87.7 1 31.0 -58.2 84 28 614.7 614.7 321.3 614.8 0.01 85 26 24768 -53.9 -85.9 1 32.0 -55.9 84 28 622.7 622.7 321.6 622.7 0.01 86 26 24768 -53.5 -85.5 1 32.0 -55.6 84 28 623.8 623.8 321.6 623.9 0.01 87 24 25280 -55.9 -85.9 1 30.0 -57.6 69 30 631.3 631.3 322.0 631.3 0.01 88 23 25551 -55.7 -85.7 1 30.0 -57.5 77 32 639.6 639.6 322.3 639.7 0.01 TRP 101 16615 -82.1 -86.5 47 4.4 -82.1 30 18 368.1 368.1 300.2 368.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 549.00 mb = 5156.62 m = 16917.83 ft Wetbulb zero: 599.40 mb = 4448.41 m = 14594.34 ft Precipitable water: 2.33 inches Sfc-500 mean rel hum: 75.67 % Est. max temperature: 32.60 C = 90.68 F Sfc-Lift cond lev (LCL): 973.50 mb = 341.80 m = 1121.38 ft T: 25.62 C 700-500 lapse rate: 5.10 C/km ThetaE index: 10.11 C Layer 925.0- 892.0 mb Conv cond level (CCL): 884.88 mb = 1177.38 m = 3862.75 ft Mean mixing ratio: 17.01 g/kg Conv temperature: 31.38 C = 88.48 F Cap Strength: 1.51 C Lifted Index: -1.58 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.10 C Lifted Index @700 mb: -1.09 C Showalter Index: -0.70 C Risk: Thunderstorms probable Total Totals Index: 43.50 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 21.00 C K Index: 38.50 Risk: > 80 % chance of thunderstorms Sweat Index: 240.20 Risk: None Energy Index: -1.78 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 371.97 J/kg Max Up Vert Vel: 27.28 m/s Conv Inhibition (B-): 29.65 J/kg Cap Strength: 1.51 C Lift Cond Lev (LCL): 913.16 mb = 903.62 m = 2964.61 ft Lev Free Conv (LFC): 748.16 mb = 2613.78 m = 8575.30 ft Equ Level (EL): 298.16 mb = 9803.14 m = 32162.15 ft B at Equ Level: 340.39 J/kg Max Parcel Lev (MPL): 118.16 mb = 15708.09 m = 51535.09 ft Wind level data Storm motion: 128 at 10 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 1009 17 80 10 -9.8 -1.7 | 16 8 -2.2 -7.8 1 1000 104 100 14 -13.8 2.4 | 59 7 -6.1 -3.6 2 925 791 95 27 -26.9 2.4 | 79 20 -19.2 -3.7 3 912 914 100 23 -22.7 4.0 | 82 15 -15.0 -2.1 4 850 1524 90 18 -18.0 0.0 | 60 12 -10.3 -6.1 5 850 1525 95 16 -15.9 1.4 | 61 9 -8.3 -4.7 6 820 1829 100 16 -15.8 2.8 | 68 9 -8.1 -3.3 7 791 2134 90 15 -15.0 0.0 | 50 10 -7.3 -6.1 8 763 2438 95 16 -15.9 1.4 | 61 9 -8.3 -4.7 9 700 3173 110 10 -9.4 3.4 | 33 3 -1.7 -2.6 10 685 3353 120 10 -8.7 5.0 | 43 1 -1.0 -1.1 11 659 3658 105 13 -12.6 3.4 | 61 6 -4.9 -2.7 12 635 3962 120 13 -11.3 6.5 | 97 4 -3.6 0.4 13 612 4267 115 10 -9.1 4.2 | 37 2 -1.4 -1.8 14 567 4877 75 10 -9.7 -2.6 | 13 9 -2.0 -8.6 15 507 5791 310 1 0.8 -0.6 | 308 11 8.4 -6.7 16 500 5900 235 3 2.5 1.7 | 293 11 10.1 -4.3 17 400 7630 175 3 -0.3 3.0 | 292 8 7.4 -3.1 18 384 7925 175 1 -0.1 1.0 | 304 9 7.6 -5.1 19 326 9144 345 13 3.4 -12.6 | 329 22 11.0 -18.6 20 313 9449 340 17 5.8 -16.0 | 329 26 13.5 -22.0 21 300 9754 310 11 8.4 -7.1 | 309 21 16.1 -13.1 22 300 9760 310 12 9.2 -7.7 | 309 22 16.9 -13.8 23 275 10363 315 12 8.5 -8.5 | 312 22 16.2 -14.5 24 250 11040 250 7 6.6 2.4 | 284 15 14.3 -3.7 25 220 11887 260 10 9.8 1.7 | 284 18 17.5 -4.3 26 200 12530 210 6 3.0 5.2 | 275 11 10.7 -0.9 27 158 14021 280 3 3.0 -0.5 | 302 12 10.6 -6.6 28 150 14326 285 15 14.5 -3.9 | 294 24 22.2 -9.9 29 150 14330 300 20 17.3 -10.0 | 303 30 25.0 -16.1 30 128 15240 315 21 14.8 -14.8 | 313 31 22.5 -20.9 31 122 15545 305 13 10.6 -7.5 | 306 23 18.3 -13.5 32 109 16154 320 17 10.9 -13.0 | 316 27 18.6 -19.1 33 104 16459 355 12 1.0 -12.0 | 334 20 8.7 -18.0 34 101 16615 30 18 -9.0 -15.6 | 4 22 -1.3 -21.6 35 100 16670 30 18 -9.0 -15.6 | 4 22 -1.3 -21.6 36 93 17069 25 23 -9.7 -20.8 | 4 27 -2.0 -26.9 37 88 17374 50 16 -12.3 -10.3 | 16 17 -4.6 -16.3 38 84 17678 175 2 -0.2 2.0 | 298 9 7.5 -4.1 39 70 18700 180 11 0.0 11.0 | 237 9 7.7 4.9 40 68 18898 165 12 -3.1 11.6 | 220 7 4.6 5.5 41 64 19202 195 10 2.6 9.7 | 251 11 10.3 3.6 42 61 19507 205 1 0.4 0.9 | 302 10 8.1 -5.1 43 58 19812 130 10 -7.7 6.4 | 182 0 0.0 0.4 44 55 20117 200 10 3.4 9.4 | 253 12 11.1 3.3 45 52 20422 195 12 3.1 11.6 | 243 12 10.8 5.5 46 50 20680 50 20 -15.3 -12.9 | 22 20 -7.6 -18.9 47 50 20726 55 10 -8.2 -5.7 | 3 12 -0.5 -11.8 48 47 21031 50 20 -15.3 -12.9 | 22 20 -7.6 -18.9 49 45 21336 90 19 -19.0 0.0 | 62 13 -11.3 -6.1 50 43 21641 80 12 -11.8 -2.1 | 27 9 -4.1 -8.1 51 41 21946 150 10 -5.0 8.7 | 226 4 2.7 2.6 52 39 22250 180 12 0.0 12.0 | 232 10 7.7 5.9 53 37 22555 80 10 -9.8 -1.7 | 16 8 -2.2 -7.8 54 35 22860 65 13 -11.8 -5.5 | 20 12 -4.1 -11.5 55 30 23774 105 13 -12.6 3.4 | 61 6 -4.9 -2.7 56 30 23860 85 23 -22.9 -2.0 | 62 17 -15.2 -8.1 57 26 24384 90 28 -28.0 0.0 | 73 21 -20.3 -6.1 58 25 24689 65 29 -26.3 -12.3 | 45 26 -18.6 -18.3 59 20 25603 105 38 -36.7 9.8 | 97 29 -29.0 3.8 60 18 25908 95 34 -33.9 3.0 | 83 26 -26.2 -3.1 Wind Parameters Mean winds (0-6000m): 98.3 at 13.0 knts Storm direction: 128.3 at 9.8 knts Shear (0-3000m) pos: 1.6 neg: 0.9 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 32.5 deg Storm rel helicity (0-3000m) pos: 33.0 neg: -26.5 tot: 6.5 m^2/s^2 ave: 2.2 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 0.7 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 183.21 Bulk Shear: 2.03 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 97 17 67 10| 13.0 0.0 13.0| 18.4 0.0 18.4 36.8 0.64| 14.1 9.0 1000 97 21 74 13| 6.7 0.0 6.7| 25.9 -3.4 22.5 22.5 0.42| 11.7 4.9 1500 96 20 73 13| 4.5 1.7 6.2| 25.9 -18.5 7.4 4.9 0.19| 9.5 1.8 2000 96 19 71 12| 2.9 1.3 4.1| 29.2 -22.6 6.7 3.3 0.15| 8.6 1.2 2500 96 19 69 12| 2.4 1.0 3.4| 33.0 -24.7 8.3 3.3 0.15| 7.5 1.1 3000 96 18 67 11| 1.6 0.9 2.5| 33.0 -26.5 6.5 2.2 0.10| 7.1 0.7 4000 99 16 67 9| 1.5 0.6 2.2| 36.3 -27.3 9.1 2.3 0.13| 6.5 0.9 5000 99 15 62 8| 1.2 1.6 2.9| 36.3 -39.6 -3.3 -0.7 -0.01| 6.5 -0.1 6000 98 13 51 7| 1.0 1.6 2.6| 36.3 -83.2 -46.8 -7.8 -0.18| 6.7 -1.2 Wrote GIF file: /home/apache/climate/data/raob//PTYA/skewt/PTYA.skewt.20250518.00.gif