UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112800.upa.cvt Date: 0000Z 28 NOV 25 Searching for VTBC... Searching the city database file for: VTBC ... Date:0000Z 28 NOV 25 Station: VTBC WMO ident: 48480 Latitude: 12.60 Longitude: 102.12 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1013 4 19.4 8.4 49 11.0 13.1 90 17 291.5 292.7 285.7 311.0 6.83 1 1000 116 18.2 8.2 52 10.0 12.5 50 25 291.4 292.6 285.7 310.9 6.83 2 956 499 15.2 7.2 59 8.0 10.7 43 31 292.1 293.3 285.8 311.2 6.67 3 925 780 17.6 7.6 52 10.0 11.8 45 18 297.3 298.6 288.1 318.1 7.09 4 909 929 18.4 8.4 52 10.0 12.4 53 13 299.6 301.0 289.4 322.1 7.63 5 886 1148 16.8 8.8 59 8.0 12.0 94 11 300.2 301.6 289.9 323.9 8.04 6 880 1207 18.2 8.2 52 10.0 12.2 105 10 302.2 303.6 290.4 325.4 7.77 7 851 1493 17.0 8.0 55 9.0 11.6 158 7 303.9 305.3 291.0 327.6 7.93 8 850 1503 17.0 8.0 55 9.0 11.6 160 7 304.0 305.4 291.1 327.8 7.94 9 815 1860 14.6 7.6 63 7.0 10.4 119 5 305.1 306.6 291.5 329.4 8.06 10 793 2091 13.4 3.4 51 10.0 7.8 95 4 306.2 307.4 290.3 325.0 6.17 11 781 2219 15.4 -4.6 25 20.0 5.6 83 4 309.7 310.3 288.9 320.7 3.48 12 740 2675 13.6 -16.4 11 30.0 1.8 43 6 312.5 312.8 287.9 317.3 1.43 13 728 2812 13.2 -14.8 13 28.0 1.8 31 6 313.6 313.9 288.5 319.1 1.66 14 723 2870 12.8 -0.2 41 13.0 5.8 26 6 313.7 314.7 291.7 330.2 5.22 15 701 3129 11.6 -11.4 19 23.0 1.6 1 8 315.2 315.6 289.6 322.7 2.28 16 700 3141 11.6 -11.4 19 23.0 1.6 360 8 315.3 315.8 289.6 322.8 2.28 17 656 3678 6.8 -12.2 24 19.0 -1.2 346 10 315.8 316.3 289.8 323.3 2.28 18 610 4273 5.2 -39.8 2 45.0 -5.5 38 14 320.6 320.7 289.2 321.4 0.20 19 584 4628 3.8 -25.2 10 29.0 -5.5 66 16 323.0 323.2 290.6 326.0 0.84 20 564 4911 3.4 -32.6 5 36.0 -6.5 75 16 325.8 325.9 291.0 327.4 0.44 21 557 5012 4.8 -38.2 3 43.0 -6.1 73 17 328.6 328.6 291.6 329.6 0.25 22 500 5880 -2.7 -26.7 14 24.0 -9.9 55 19 329.7 329.9 292.5 332.9 0.86 23 482 6169 -4.9 -27.9 15 23.0 -11.5 55 19 330.5 330.7 292.6 333.4 0.80 24 459 6552 -6.3 -37.3 7 31.0 -13.3 55 19 333.4 333.5 293.0 334.7 0.34 25 418 7275 -12.5 -35.5 13 23.0 -17.4 55 20 334.5 334.6 293.4 336.2 0.44 26 400 7610 -14.1 -42.1 7 28.0 -19.1 55 20 336.7 336.7 293.7 337.6 0.24 27 334 8954 -22.9 -44.9 12 22.0 -26.0 56 9 342.4 342.5 295.1 343.3 0.21 28 319 9289 -26.1 -36.1 39 10.0 -27.8 68 7 342.5 342.6 295.4 344.7 0.55 29 312 9449 -26.9 -43.9 18 17.0 -29.1 83 6 343.6 343.6 295.4 344.6 0.25 30 300 9730 -29.7 -36.7 51 7.0 -30.8 110 6 343.5 343.6 295.7 345.7 0.55 31 298 9778 -30.3 -36.3 56 6.0 -31.2 108 6 343.3 343.5 295.6 345.6 0.58 32 290 9970 -31.9 -38.9 50 7.0 -32.9 100 8 343.7 343.8 295.6 345.5 0.45 33 272 10418 -35.3 -49.3 23 14.0 -36.5 81 10 345.2 345.2 295.7 345.8 0.16 34 260 10731 -37.3 -42.3 60 5.0 -37.8 71 11 346.7 346.8 296.2 348.1 0.36 35 250 11000 -39.1 -55.1 17 16.0 -40.1 75 7 347.9 348.0 296.3 348.3 0.09 36 246 11111 -39.7 -61.7 8 22.0 -40.8 79 7 348.6 348.7 296.4 348.8 0.04 37 226 11685 -44.9 -66.9 7 22.0 -45.6 100 6 349.2 349.3 296.5 349.3 0.02 38 205 12329 -50.9 -58.9 38 8.0 -51.2 133 6 349.7 349.7 296.6 350.0 0.07 39 202 12425 -51.7 -53.6 80 1.9 -51.8 143 7 349.9 349.9 296.7 350.4 0.13 40 200 12490 -52.3 -55.5 68 3.2 -52.4 150 7 349.9 350.0 296.7 350.4 0.10 41 196 12620 -53.5 -56.4 70 2.9 -53.6 149 8 350.1 350.1 296.7 350.5 0.09 42 191 12785 -54.7 -60.7 47 6.0 -54.9 149 9 350.7 350.7 296.8 351.0 0.06 43 150 14280 -67.1 -71.6 53 4.5 -67.1 125 24 354.5 354.5 297.6 354.6 0.02 44 137 14822 -72.1 -74.9 66 2.8 -72.1 117 22 355.0 355.0 297.7 355.0 0.01 45 125 15356 -76.9 -81.2 50 4.3 -76.9 111 22 355.7 355.7 297.8 355.7 0.00 46 105 16340 -84.9 -90.9 33 6.0 -84.9 120 43 358.7 358.7 298.4 358.7 0.00 47 100 16610 -83.5 -90.5 28 7.0 -83.5 125 49 366.4 366.4 299.9 366.4 0.00 48 96 16836 -85.1 -92.1 28 7.0 -85.1 120 46 367.6 367.6 300.1 367.6 0.00 49 91 17135 -81.1 -90.1 20 9.0 -81.1 112 41 381.2 381.2 302.4 381.2 0.00 50 80 17853 -85.1 -92.1 28 7.0 -85.1 95 30 387.2 387.2 303.4 387.3 0.00 51 75 18216 -78.1 -87.1 22 9.0 -78.1 87 25 409.1 409.1 306.4 409.2 0.00 52 72 18449 -79.7 -88.7 21 9.0 -79.7 95 23 410.6 410.6 306.6 410.6 0.00 53 70 18610 -76.9 -87.9 16 11.0 -76.9 105 22 419.9 419.9 307.7 419.9 0.00 54 59 19602 -70.7 -89.7 4 19.0 -70.8 55 11 454.8 454.8 311.3 454.8 0.00 55 50 20580 -70.1 -91.1 3 21.0 -70.2 55 9 478.3 478.3 313.3 478.3 0.00 56 46 21076 -69.5 -90.5 3 21.0 -69.7 58 12 491.3 491.3 314.3 491.3 0.00 57 43 21476 -71.1 -91.1 4 20.0 -71.2 62 15 496.9 496.9 314.7 496.9 0.00 58 38 22219 -64.1 -91.1 1 27.0 -64.6 72 21 532.6 532.6 317.1 532.7 0.00 59 30 23680 -59.5 -88.5 1 29.0 -60.4 75 31 582.4 582.4 319.8 582.5 0.01 60 23 25358 -55.5 -85.5 1 30.0 -57.4 86 31 640.2 640.2 322.3 640.3 0.01 TRP 105 16340 -84.9 -90.9 33 6.0 -84.9 120 43 358.7 358.7 298.4 358.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5764.00 m Freezing level: 520.52 mb = 5567.61 m = 18266.20 ft Wetbulb zero: 674.41 mb = 3449.34 m = 11316.60 ft Precipitable water: 0.88 inches Sfc-500 mean rel hum: 28.71 % Est. max temperature: 31.13 C = 88.04 F Sfc-Lift cond lev (LCL): 859.94 mb = 1403.64 m = 4605.05 ft T: 17.37 C 700-500 lapse rate: 5.22 C/km ThetaE index: 12.06 C Layer 793.0- 728.0 mb Conv cond level (CCL): 510.58 mb = 5711.75 m = 18739.11 ft Mean mixing ratio: 6.87 g/kg Conv temperature: 57.61 C = 135.70 F Cap Strength: 19.08 C Lifted Index: 17.61 C Risk: None Lifted Index @300 mb: 21.73 C Lifted Index @700 mb: 14.16 C Showalter Index: 9.64 C Risk: None Total Totals Index: 30.40 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 10.70 C K Index: 4.70 Risk: None Sweat Index: 129.00 Risk: None Energy Index: 1.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.78 J/kg Max Up Vert Vel: 7.72 m/s Conv Inhibition (B-): 36132.19 J/kg Cap Strength: 19.08 C Lift Cond Lev (LCL): 836.57 mb = 1638.12 m = 5374.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 82 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 1013 4 90 17 -17.0 0.0 | 102 7 -6.8 1.4 1 1000 116 50 25 -19.2 -16.1 | 32 17 -9.0 -14.7 2 978 305 40 36 -23.1 -27.6 | 26 29 -13.0 -26.2 3 944 610 45 28 -19.8 -19.8 | 28 21 -9.6 -18.4 4 925 780 45 18 -12.7 -12.7 | 13 12 -2.6 -11.3 5 911 914 50 13 -10.0 -8.4 | 358 7 0.2 -7.0 6 850 1503 160 7 -2.4 6.6 | 224 11 7.8 8.0 7 848 1524 155 7 -3.0 6.3 | 223 11 7.2 7.7 8 789 2134 90 4 -4.0 0.0 | 257 6 6.2 1.4 9 708 3048 10 7 -1.2 -6.9 | 302 10 8.9 -5.5 10 700 3141 360 8 -0.0 -8.0 | 303 12 10.2 -6.6 11 657 3658 345 10 2.6 -9.7 | 303 15 12.7 -8.3 12 587 4572 65 16 -14.5 -6.8 | 39 7 -4.3 -5.4 13 566 4877 75 16 -15.5 -4.1 | 63 6 -5.3 -2.7 14 525 5486 65 21 -19.0 -8.9 | 50 12 -8.9 -7.5 15 500 5880 55 19 -15.6 -10.9 | 30 11 -5.4 -9.5 16 486 6096 55 19 -15.6 -10.9 | 30 11 -5.4 -9.5 17 400 7610 55 20 -16.4 -11.5 | 32 12 -6.2 -10.1 18 399 7620 60 20 -17.3 -10.0 | 40 11 -7.2 -8.6 19 325 9144 55 7 -5.7 -4.0 | 301 5 4.4 -2.6 20 300 9730 110 6 -5.6 2.1 | 233 6 4.5 3.4 21 262 10668 70 12 -11.3 -4.1 | 23 3 -1.1 -2.7 22 250 11000 75 7 -6.8 -1.8 | 277 3 3.4 -0.4 23 209 12192 120 6 -5.2 3.0 | 228 7 5.0 4.4 24 200 12490 150 7 -3.5 6.1 | 222 10 6.7 7.5 25 164 13716 145 17 -9.8 13.9 | 181 15 0.4 15.3 26 150 14280 125 24 -19.7 13.8 | 148 18 -9.5 15.2 27 127 15240 110 20 -18.8 6.8 | 134 12 -8.6 8.2 28 105 16340 120 43 -37.2 21.5 | 130 35 -27.1 22.9 29 103 16459 120 37 -32.0 18.5 | 132 30 -21.9 19.9 30 100 16610 125 49 -40.1 28.1 | 135 42 -30.0 29.5 31 74 18288 85 24 -23.9 -2.1 | 87 14 -13.8 -0.7 32 70 18610 105 22 -21.3 5.7 | 123 13 -11.1 7.1 33 57 19812 45 9 -6.4 -6.4 | 323 6 3.8 -5.0 34 50 20580 55 9 -7.4 -5.2 | 324 5 2.8 -3.8 35 44 21336 60 14 -12.1 -7.0 | 19 6 -2.0 -5.6 36 34 22860 80 25 -24.6 -4.3 | 78 15 -14.5 -2.9 37 30 23680 75 31 -29.9 -8.0 | 71 21 -19.8 -6.6 38 25 24384 80 32 -31.5 -5.6 | 79 22 -21.4 -4.2 39 18 25603 100 30 -29.5 5.2 | 109 20 -19.4 6.6 Wind Parameters Mean winds (0-6000m): 52.2 at 13.7 knts Storm direction: 82.2 at 10.2 knts Shear (0-3000m) pos: 5.9 neg: 6.1 tot: 12.0 10-3/s Storm rel Dir Shear (0-3000m): -159.8 deg Storm rel helicity (0-3000m) pos: 33.1 neg: -69.4 tot: -36.3 m^2/s^2 ave: -12.1 10^-3 m/s^2 rel: -0.00 Storm rel vorticity (0-3000m) horiz: 15.4 stream: -0.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.88 Bulk Shear: 33.97 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 46 30 30 22| 0.0 23.4 23.4| 3.6 -48.1 -44.5 -89.1 -0.46| 36.1-16.7 1000 46 25 26 18| 10.4 11.7 22.1| 5.7 -69.0 -63.3 -63.3 -0.37| 29.2-10.7 1500 50 20 25 12| 11.8 7.8 19.6| 17.7 -69.0 -51.3 -34.2 -0.12| 25.5 -3.0 2000 56 16 24 8| 8.9 7.3 16.2| 23.0 -69.4 -46.4 -23.2 -0.08| 20.8 -1.6 2500 58 14 15 6| 7.1 6.7 13.7| 29.1 -69.4 -40.3 -16.1 -0.03| 17.4 -0.5 3000 55 13 2 6| 5.9 6.1 12.0| 33.1 -69.4 -36.3 -12.1 -0.00| 15.4 -0.0 4000 42 12 343 8| 3.8 4.9 8.7| 55.0 -69.8 -14.8 -3.7 0.06| 12.9 0.7 5000 48 12 352 7| 3.4 3.9 7.3| 87.5 -70.3 17.2 3.4 0.17| 12.1 2.0 6000 52 14 5 7| 2.8 3.8 6.6| 87.5 -85.9 1.6 0.3 0.11| 10.8 1.2 Wrote GIF file: /home/apache/climate/data/raob//VTBC/skewt/VTBC.skewt.20251128.00.gif