UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101000.upa.cvt Date: 0000Z 10 OCT 25 Searching for VTUN... Searching the city database file for: VTUN ... Date:0000Z 10 OCT 25 Station: VTUN WMO ident: 48431 Latitude: 14.97 Longitude: 102.83 Elevation: 181.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 85 SFC 989 181 23.8 22.8 94 1.0 23.1 360 3 297.9 301.1 296.6 350.0 17.94 2 959 453 24.8 21.5 82 3.3 22.4 32 11 301.5 304.7 297.0 351.8 17.07 3 925 771 22.8 19.8 83 3.0 20.7 55 19 302.6 305.6 296.5 349.7 15.91 4 898 1029 20.8 19.6 93 1.2 19.9 55 23 303.1 306.1 296.9 351.2 16.19 5 858 1423 19.2 12.2 64 7.0 14.7 55 25 305.4 307.4 293.5 336.8 10.46 6 850 1504 18.4 15.6 84 2.8 16.5 55 25 305.4 307.9 295.5 345.0 13.23 7 843 1575 17.6 15.3 86 2.3 16.0 58 25 305.3 307.7 295.4 344.4 13.08 8 796 2066 16.6 10.6 68 6.0 12.7 86 20 309.3 311.2 294.4 340.2 10.14 9 713 2995 10.4 8.2 86 2.2 9.0 109 23 312.4 314.2 294.8 342.1 9.62 10 700 3149 10.0 6.7 80 3.3 8.0 105 24 313.6 315.2 294.6 341.0 8.83 11 570 4829 0.0 -3.0 80 3.0 -1.6 84 30 320.8 321.8 293.9 338.2 5.39 12 510 5714 -4.7 -7.2 83 2.5 -5.9 85 37 325.5 326.3 294.3 340.0 4.37 13 503 5823 -4.5 -14.5 46 10.0 -8.4 85 35 327.0 327.5 293.2 335.4 2.47 14 500 5870 -4.9 -12.9 53 8.0 -8.2 85 34 327.1 327.6 293.5 336.7 2.83 15 491 6013 -5.5 -12.5 58 7.0 -8.4 85 32 328.0 328.6 293.9 338.2 2.98 16 486 6093 -6.1 -11.1 68 5.0 -8.2 85 31 328.3 328.9 294.3 339.7 3.37 17 475 6272 -7.3 -16.3 49 9.0 -10.6 88 32 328.9 329.4 293.5 336.7 2.25 18 468 6387 -8.5 -11.9 76 3.4 -9.9 90 33 328.8 329.5 294.3 340.0 3.28 19 460 6521 -8.9 -33.9 11 25.0 -14.7 92 34 330.0 330.1 292.2 331.7 0.47 20 455 6606 -9.5 -14.5 67 5.0 -11.5 93 34 330.2 330.8 294.2 339.7 2.73 21 419 7238 -13.3 -20.3 56 7.0 -15.6 104 38 333.2 333.6 294.3 339.7 1.82 22 400 7590 -15.7 -19.9 70 4.2 -17.1 110 40 334.6 335.0 294.7 341.6 1.97 23 391 7761 -17.1 -19.9 79 2.8 -18.0 108 39 334.9 335.3 294.8 342.1 2.02 24 379 7994 -19.1 -24.1 65 5.0 -20.5 104 40 335.3 335.6 294.4 340.5 1.44 25 361 8355 -20.5 -29.5 44 9.0 -22.6 98 41 338.1 338.3 294.7 341.5 0.92 26 347 8647 -22.7 -28.7 58 6.0 -24.1 93 43 339.0 339.2 295.0 342.8 1.03 27 344 8710 -22.9 -32.9 40 10.0 -24.9 92 43 339.6 339.7 294.8 342.2 0.70 28 338 8839 -24.1 -31.1 52 7.0 -25.5 90 44 339.6 339.8 295.0 342.8 0.84 29 327 9080 -25.1 -48.1 10 23.0 -27.8 86 45 341.5 341.5 294.8 342.1 0.15 30 322 9191 -25.9 -46.9 12 21.0 -28.4 84 45 341.9 341.9 295.0 342.6 0.17 31 320 9237 -26.1 -33.1 52 7.0 -27.4 84 44 342.2 342.4 295.5 345.0 0.74 32 300 9700 -29.9 -37.9 46 8.0 -31.1 75 38 343.2 343.3 295.6 345.1 0.49 33 295 9820 -30.7 -37.7 50 7.0 -31.7 77 37 343.8 343.9 295.7 345.7 0.50 34 271 10420 -34.5 -62.5 4 28.0 -36.1 86 33 346.7 346.7 295.9 346.8 0.03 35 250 10980 -39.1 -56.1 15 17.0 -40.1 115 28 347.9 348.0 296.3 348.3 0.08 36 238 11313 -42.3 -51.3 37 9.0 -42.9 119 28 348.0 348.1 296.3 348.6 0.14 37 222 11778 -46.1 -59.1 22 13.0 -46.6 125 29 349.2 349.2 296.5 349.4 0.06 38 220 11838 -46.5 -52.5 50 6.0 -46.8 125 29 349.5 349.5 296.7 350.0 0.13 39 216 11959 -47.7 -52.7 56 5.0 -48.0 127 29 349.5 349.5 296.6 350.0 0.13 40 213 12051 -48.5 -53.5 56 5.0 -48.7 128 29 349.6 349.6 296.7 350.1 0.12 41 210 12143 -49.3 -60.3 27 11.0 -49.7 129 29 349.8 349.8 296.6 350.0 0.05 42 200 12460 -51.9 -61.9 29 10.0 -52.2 145 29 350.6 350.6 296.8 350.8 0.05 43 162 13791 -63.3 -68.3 51 5.0 -63.4 149 25 353.2 353.2 297.3 353.3 0.02 44 155 14061 -65.3 -79.3 13 14.0 -65.4 124 26 354.3 354.3 297.5 354.3 0.00 45 150 14260 -67.1 -79.1 17 12.0 -67.2 105 27 354.5 354.5 297.6 354.5 0.01 46 135 14887 -72.5 -80.5 29 8.0 -72.5 99 36 355.8 355.8 297.8 355.8 0.00 47 121 15523 -77.1 -81.9 46 4.8 -77.1 106 46 358.7 358.7 298.4 358.7 0.00 48 109 16119 -79.7 -84.7 43 5.0 -79.7 130 54 364.6 364.6 299.6 364.7 0.00 49 100 16610 -77.7 -84.7 31 7.0 -77.7 180 21 377.6 377.6 301.9 377.6 0.00 50 93 17027 -78.7 -86.7 26 8.0 -78.7 158 22 383.5 383.6 302.8 383.6 0.00 51 74 18337 -77.9 -87.9 18 10.0 -77.9 92 31 411.1 411.1 306.6 411.2 0.00 52 70 18660 -73.1 -88.1 8 15.0 -73.2 105 71 428.0 428.0 308.6 428.0 0.00 53 66 19003 -73.9 -88.9 8 15.0 -74.0 102 60 433.5 433.5 309.2 433.5 0.00 54 63 19277 -69.3 -89.3 4 20.0 -69.4 100 50 449.5 449.5 310.8 449.5 0.00 55 55 20083 -71.1 -89.1 5 18.0 -71.2 85 32 463.1 463.1 312.1 463.2 0.00 56 50 20650 -68.3 -89.3 3 21.0 -68.5 65 31 482.5 482.5 313.7 482.6 0.00 57 45 21288 -64.5 -89.5 2 25.0 -64.8 79 38 506.5 506.5 315.4 506.5 0.00 58 35 22841 -59.9 -86.9 2 27.0 -60.7 95 95 556.2 556.2 318.5 556.3 0.01 59 31 23603 -57.7 -85.7 2 28.0 -58.9 113 83 581.9 581.9 319.8 581.9 0.01 60 30 23810 -57.9 -85.9 2 28.0 -59.0 116 86 586.8 586.8 320.0 586.8 0.01 TRP 109 16119 -79.7 -84.7 43 5.0 -79.7 130 54 364.6 364.6 299.6 364.7 0.00 WND 35 22841 -59.9 -86.9 2 27.0 -60.7 95 95 556.2 556.2 318.5 556.3 0.01 Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 570.00 mb = 4828.79 m = 15842.29 ft Wetbulb zero: 591.26 mb = 4529.31 m = 14859.76 ft Precipitable water: 2.10 inches Sfc-500 mean rel hum: 79.71 % Est. max temperature: 31.52 C = 88.73 F Sfc-Lift cond lev (LCL): 975.08 mb = 306.16 m = 1004.43 ft T: 24.26 C 700-500 lapse rate: 5.48 C/km ThetaE index: 14.33 C Layer 858.0- 850.0 mb Conv cond level (CCL): 859.88 mb = 1404.39 m = 4607.53 ft Mean mixing ratio: 16.57 g/kg Conv temperature: 31.22 C = 88.19 F Cap Strength: 1.22 C Lifted Index: -2.17 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.85 C Lifted Index @700 mb: -0.74 C Showalter Index: -0.12 C Risk: Thunderstorms probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 20.50 C K Index: 35.60 Risk: > 80 % chance of thunderstorms Sweat Index: 271.20 Risk: None Energy Index: -1.64 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 676.04 J/kg Max Up Vert Vel: 36.77 m/s Conv Inhibition (B-): 45.32 J/kg Cap Strength: 1.22 C Lift Cond Lev (LCL): 905.45 mb = 957.06 m = 3139.94 ft Lev Free Conv (LFC): 750.45 mb = 2563.25 m = 8409.50 ft Equ Level (EL): 210.45 mb = 12129.39 m = 39794.12 ft B at Equ Level: 675.87 J/kg Max Parcel Lev (MPL): 100.45 mb = 16584.63 m = 54410.86 ft Wind level data Storm motion: 113 at 19 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 ---------------------------------------------------------- 0 989 181 360 3 -0.0 -3.0 | 301 20 17.4 -10.3 1 942 610 50 15 -11.5 -9.6 | 341 18 5.9 -16.9 2 925 771 55 19 -15.6 -10.9 | 354 18 1.8 -18.2 3 910 914 55 22 -18.0 -12.6 | 2 20 -0.6 -19.9 4 850 1504 55 25 -20.5 -14.3 | 8 22 -3.1 -21.6 5 848 1524 55 25 -20.5 -14.3 | 8 22 -3.1 -21.6 6 789 2134 90 19 -19.0 0.0 | 12 7 -1.6 -7.3 7 708 3048 110 23 -21.6 7.9 | 98 4 -4.2 0.6 8 700 3149 105 24 -23.2 6.2 | 79 6 -5.8 -1.1 9 657 3658 95 24 -23.9 2.1 | 51 8 -6.5 -5.2 10 587 4572 80 28 -27.6 -4.9 | 40 16 -10.2 -12.2 11 565 4877 85 30 -29.9 -2.6 | 52 16 -12.5 -9.9 12 524 5486 85 41 -40.8 -3.6 | 65 26 -23.5 -10.9 13 500 5870 85 34 -33.9 -3.0 | 58 19 -16.5 -10.3 14 486 6096 85 31 -30.9 -2.7 | 53 17 -13.5 -10.0 15 400 7590 110 40 -37.6 13.7 | 108 21 -20.2 6.4 16 398 7620 110 38 -35.7 13.0 | 107 19 -18.3 5.7 17 324 9144 85 45 -44.8 -3.9 | 68 30 -27.4 -11.2 18 300 9700 75 38 -36.7 -9.8 | 48 26 -19.3 -17.1 19 261 10668 90 31 -31.0 0.0 | 62 15 -13.6 -7.3 20 250 10980 115 28 -25.4 11.8 | 120 9 -8.0 4.5 21 208 12192 130 29 -22.2 18.6 | 157 12 -4.8 11.3 22 200 12460 145 29 -16.6 23.8 | 183 16 0.8 16.5 23 164 13716 155 25 -10.6 22.7 | 204 17 6.8 15.4 24 150 14260 105 27 -26.1 7.0 | 88 9 -8.7 -0.3 25 127 15240 95 42 -41.8 3.7 | 82 25 -24.5 -3.6 26 109 16119 130 54 -41.4 34.7 | 139 36 -24.0 27.4 27 103 16459 130 51 -39.1 32.8 | 140 33 -21.7 25.5 28 100 16610 180 21 0.0 21.0 | 232 22 17.4 13.7 29 75 18288 90 24 -24.0 0.0 | 42 10 -6.6 -7.3 30 70 18660 105 71 -68.6 18.4 | 102 52 -51.2 11.1 31 58 19812 95 33 -32.9 2.9 | 74 16 -15.5 -4.4 32 50 20650 65 31 -28.1 -13.1 | 28 23 -10.7 -20.4 33 45 21336 80 38 -37.4 -6.6 | 55 24 -20.0 -13.9 34 35 22841 95 95 -94.6 8.3 | 91 77 -77.3 1.0 35 35 22860 105 75 -72.4 19.4 | 102 56 -55.1 12.1 36 26 24079 125 95 -77.8 54.5 | 128 77 -60.4 47.2 Wind Parameters Mean winds (0-6000m): 82.8 at 25.1 knts Storm direction: 112.8 at 18.9 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 136.4 deg Storm rel helicity (0-3000m) pos: 139.0 neg: -2.3 tot: 136.7 m^2/s^2 ave: 45.6 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 5.2 10^-3/s Energy-Hel index: 0.55 Bulk Rich Number: 15.09 Bulk Shear: 44.80 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 44 10 324 18| 15.6 0.0 15.6| 82.7 0.0 82.7 165.4 0.97| 16.8 16.3 1000 52 16 343 18| 11.2 0.0 11.2|112.5 0.0 112.5 112.5 0.95| 11.9 11.2 1500 54 19 352 18| 7.6 0.0 7.6|126.3 0.0 126.3 84.2 0.85| 9.8 8.4 2000 60 19 357 17| 5.0 0.0 5.0|130.4 -0.5 129.8 64.9 0.64| 10.2 6.5 2500 67 19 2 15| 4.6 0.0 4.6|135.7 -0.5 135.2 54.1 0.65| 9.1 5.9 3000 75 20 9 13| 4.3 0.0 4.3|139.0 -2.3 136.7 45.6 0.62| 8.4 5.2 4000 81 21 19 11| 3.2 1.1 4.3|139.0 -11.6 127.4 31.8 0.45| 7.4 3.3 5000 82 23 27 12| 3.3 1.2 4.4|164.9 -15.7 149.2 29.8 0.44| 7.2 3.2 6000 83 25 36 13| 2.3 1.1 3.4|181.2 -38.2 143.0 23.8 0.35| 7.3 2.5 Wrote GIF file: /home/apache/climate/data/raob//VTUN/skewt/VTUN.skewt.20251010.00.gif