UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for VTSH... Searching the city database file for: VTSH ... Date:1200Z 20 APR 25 Station: VTSH WMO ident: 48568 Latitude: 7.20 Longitude: 100.60 Elevation: 5.00 ------------------------------------------------------------------------------- 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 1008 5 31.6 25.6 71 6.0 27.0 150 2 304.1 307.9 299.9 366.6 20.92 1 1000 81 29.4 21.4 62 8.0 23.6 50 8 302.5 305.5 296.8 350.6 16.25 2 950 535 25.0 20.0 74 5.0 21.5 76 6 302.6 305.4 296.4 348.9 15.68 3 925 770 25.2 16.2 57 9.0 19.0 105 2 305.1 307.4 295.0 342.8 12.62 4 850 1508 20.0 12.0 60 8.0 14.8 255 4 307.1 309.0 294.0 338.6 10.42 5 835 1661 18.8 11.8 64 7.0 14.3 250 4 307.4 309.4 294.1 339.1 10.47 6 798 2049 17.6 -0.4 29 18.0 7.9 241 2 310.1 311.0 290.2 324.7 4.66 7 753 2542 13.4 5.4 58 8.0 8.6 129 3 310.8 312.2 292.7 333.9 7.49 8 750 2575 13.2 4.2 54 9.0 8.0 126 4 310.9 312.2 292.3 332.3 6.91 9 700 3154 11.6 -16.4 12 28.0 0.6 110 7 315.3 315.6 288.9 320.4 1.51 10 695 3214 11.2 -17.8 11 29.0 0.1 108 7 315.5 315.8 288.8 320.1 1.36 11 582 4668 2.4 -7.6 48 10.0 -2.3 102 12 321.7 322.4 292.7 333.9 3.71 12 520 5570 -1.9 -24.9 15 23.0 -9.1 107 13 327.0 327.2 291.9 330.5 0.97 13 500 5880 -4.1 -21.1 25 17.0 -9.8 110 13 328.0 328.3 292.5 333.0 1.42 14 473 6315 -7.1 -18.1 41 11.0 -11.1 110 13 329.6 330.0 293.4 336.4 1.94 15 447 6755 -8.7 -37.7 8 29.0 -14.9 110 13 332.9 333.0 292.9 334.2 0.33 16 400 7610 -12.7 -36.7 11 24.0 -17.8 110 14 338.5 338.6 294.3 340.1 0.41 17 387 7861 -13.9 -36.9 12 23.0 -18.7 118 15 340.1 340.2 294.7 341.7 0.42 18 300 9740 -28.1 -50.1 10 22.0 -30.4 80 10 345.8 345.8 295.8 346.3 0.13 19 250 11020 -38.9 -56.9 13 18.0 -39.9 95 14 348.2 348.2 296.3 348.5 0.07 20 200 12500 -52.1 -63.1 25 11.0 -52.4 110 21 350.3 350.3 296.7 350.4 0.04 21 164 13755 -62.9 -69.9 38 7.0 -63.0 99 29 352.6 352.6 297.2 352.7 0.02 22 150 14300 -67.1 -74.1 36 7.0 -67.1 75 24 354.5 354.5 297.6 354.5 0.01 23 124 15426 -76.1 -81.1 45 5.0 -76.1 88 31 358.0 358.0 298.3 358.0 0.00 24 106 16322 -80.9 -85.9 43 5.0 -80.9 77 24 365.3 365.3 299.7 365.3 0.00 25 103 16483 -81.3 -87.3 35 6.0 -81.3 80 23 367.5 367.5 300.1 367.5 0.00 26 100 16650 -80.9 -86.9 36 6.0 -80.9 85 24 371.4 371.4 300.8 371.4 0.00 27 70 18680 -75.1 -86.1 16 11.0 -75.2 255 8 423.7 423.7 308.2 423.7 0.00 28 50 20650 -66.3 -84.3 6 18.0 -66.5 255 5 487.2 487.2 314.0 487.3 0.01 29 30 23780 -59.1 -83.1 3 24.0 -60.1 335 2 583.5 583.5 319.8 583.6 0.01 30 25 24930 -56.7 -81.7 3 25.0 -58.2 621.7 621.7 321.6 621.8 0.02 TRP 103 16483 -81.3 -87.3 35 6.0 -81.3 80 23 367.5 367.5 300.1 367.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 547.40 mb = 5171.35 m = 16966.15 ft Wetbulb zero: 688.56 mb = 3290.05 m = 10793.99 ft Precipitable water: 1.46 inches Sfc-500 mean rel hum: 40.90 % Est. max temperature: 34.43 C = 93.97 F Sfc-Lift cond lev (LCL): 924.88 mb = 771.09 m = 2529.79 ft T: 25.19 C 700-500 lapse rate: 5.76 C/km ThetaE index: 28.00 C Layer 1000.0- 835.0 mb Conv cond level (CCL): 784.20 mb = 2197.17 m = 7208.46 ft Mean mixing ratio: 15.06 g/kg Conv temperature: 37.89 C = 100.20 F Cap Strength: 3.14 C Lifted Index: -0.49 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.29 C Lifted Index @700 mb: 1.50 C Showalter Index: 3.26 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 16.10 C K Index: 8.10 Risk: None Sweat Index: 165.00 Risk: None Energy Index: -0.98 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 46.74 J/kg Max Up Vert Vel: 9.67 m/s Conv Inhibition (B-): 182.63 J/kg Cap Strength: 3.14 C Lift Cond Lev (LCL): 864.66 mb = 1358.73 m = 4457.73 ft Lev Free Conv (LFC): 599.66 mb = 4423.04 m = 14511.10 ft Equ Level (EL): 439.66 mb = 6882.54 m = 22580.25 ft B at Equ Level: 45.89 J/kg Max Parcel Lev (MPL): 379.66 mb = 8002.43 m = 26254.36 ft Wind level data Storm motion: 136 at 6 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 1008 5 150 2 -1.0 1.7 | 309 4 3.2 -2.6 1 1000 81 50 8 -6.1 -5.1 | 12 10 -1.9 -9.4 2 975 305 65 8 -7.3 -3.4 | 22 8 -3.0 -7.7 3 942 610 80 5 -4.9 -0.9 | 8 5 -0.7 -5.2 4 925 770 105 2 -1.9 0.5 | 329 4 2.3 -3.8 5 910 914 180 2 0.0 2.0 | 299 5 4.2 -2.3 6 879 1219 220 5 3.2 3.8 | 274 7 7.4 -0.5 7 850 1508 255 4 3.9 1.0 | 292 9 8.1 -3.3 8 818 1829 245 4 3.6 1.7 | 288 8 7.8 -2.6 9 790 2134 240 1 0.9 0.5 | 307 6 5.1 -3.8 10 762 2438 135 2 -1.4 1.4 | 316 4 2.8 -2.9 11 735 2743 115 6 -5.4 2.5 | 35 2 -1.2 -1.8 12 700 3154 110 7 -6.6 2.4 | 51 3 -2.4 -1.9 13 658 3658 95 11 -11.0 1.0 | 64 8 -6.8 -3.3 14 610 4267 105 13 -12.6 3.4 | 84 8 -8.4 -0.9 15 566 4877 100 12 -11.8 2.1 | 74 8 -7.6 -2.2 16 500 5880 110 13 -12.2 4.4 | 91 8 -8.0 0.2 17 486 6096 110 13 -12.2 4.4 | 91 8 -8.0 0.2 18 400 7610 110 14 -13.2 4.8 | 93 9 -8.9 0.5 19 399 7620 120 15 -13.0 7.5 | 110 9 -8.8 3.2 20 325 9144 105 17 -16.4 4.4 | 90 12 -12.2 0.1 21 300 9740 80 10 -9.8 -1.7 | 43 8 -5.6 -6.0 22 263 10668 90 12 -12.0 0.0 | 61 9 -7.8 -4.3 23 250 11020 95 14 -13.9 1.2 | 72 10 -9.7 -3.1 24 210 12192 115 16 -14.5 6.8 | 103 11 -10.3 2.5 25 200 12500 110 21 -19.7 7.2 | 101 16 -15.5 2.9 26 165 13716 100 29 -28.6 5.0 | 92 24 -24.4 0.7 27 150 14300 75 24 -23.2 -6.2 | 61 22 -19.0 -10.5 28 128 15240 90 32 -32.0 0.0 | 81 28 -27.8 -4.3 29 103 16459 75 23 -22.2 -6.0 | 60 21 -18.0 -10.2 30 103 16483 80 23 -22.7 -4.0 | 66 20 -18.4 -8.3 31 100 16650 85 24 -23.9 -2.1 | 72 21 -19.7 -6.4 32 75 18288 175 13 -1.1 13.0 | 200 9 3.1 8.7 33 70 18680 255 8 7.7 2.1 | 281 12 11.9 -2.2 34 58 19812 280 26 25.6 -4.5 | 286 31 29.8 -8.8 35 50 20650 255 5 4.8 1.3 | 288 10 9.0 -3.0 36 45 21336 230 10 7.7 6.4 | 260 12 11.9 2.1 37 35 22860 300 16 13.9 -8.0 | 304 22 18.1 -12.3 38 30 23780 335 2 0.8 -1.8 | 320 8 5.1 -6.1 39 26 24384 330 4 2.0 -3.5 | 321 10 6.2 -7.8 Wind Parameters Mean winds (0-6000m): 105.6 at 8.0 knts Storm direction: 135.6 at 6.0 knts Shear (0-3000m) pos: 1.7 neg: 2.6 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 98.3 deg Storm rel helicity (0-3000m) pos: 25.0 neg: -13.1 tot: 11.9 m^2/s^2 ave: 4.0 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 11.28 Bulk Shear: 4.14 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 63 7 16 8| 0.0 6.0 6.0| 12.6 -1.4 11.2 22.3 0.61| 13.9 8.5 1000 72 5 7 6| 4.0 3.0 7.0| 12.6 -9.7 2.9 2.9 0.06| 11.0 0.6 1500 91 5 9 4| 3.4 2.0 5.4| 18.0 -11.7 6.3 4.2 0.09| 9.3 0.8 2000 127 5 341 2| 2.6 1.9 4.5| 20.4 -12.8 7.6 3.8 0.11| 7.6 0.8 2500 141 4 304 2| 2.1 2.3 4.4| 23.2 -13.1 10.1 4.0 0.15| 7.0 1.0 3000 125 4 339 2| 1.7 2.6 4.3| 25.0 -13.1 11.9 4.0 0.22| 6.5 1.4 4000 108 6 24 3| 1.0 2.4 3.4| 29.2 -13.1 16.2 4.0 0.24| 5.8 1.4 5000 105 7 47 4| 0.8 1.9 2.7| 32.1 -15.7 16.4 3.3 0.23| 4.9 1.1 6000 106 8 59 4| 0.8 1.6 2.3| 36.5 -15.7 20.8 3.5 0.27| 4.3 1.1 Wrote GIF file: /home/apache/climate/data/raob//VTSH/skewt/VTSH.skewt.20250420.12.gif