UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101412.upa.cvt Date: 1200Z 14 OCT 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 14 OCT 25 Station: SBVT WMO ident: 83649 Latitude: -20.26 Longitude: -40.29 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 1015 4 25.4 20.4 74 5.0 21.9 10 7 297.3 300.0 294.5 340.8 15.03 1 1000 139 24.4 19.6 75 4.8 21.1 360 11 297.5 300.2 294.2 339.6 14.50 2 934 735 19.8 17.6 87 2.2 18.3 345 24 298.7 301.2 294.0 338.6 13.68 3 925 819 19.8 16.9 83 2.9 17.8 345 28 299.6 302.0 293.9 338.1 13.21 4 873 1315 16.8 15.3 91 1.5 15.8 348 25 301.4 303.8 294.0 338.6 12.62 5 850 1542 16.0 12.9 82 3.1 14.0 350 22 302.9 304.9 293.3 335.7 11.07 6 848 1562 16.0 12.9 82 3.1 14.0 346 22 303.1 305.2 293.3 336.0 11.09 7 843 1613 16.8 12.2 74 4.6 13.8 335 21 304.5 306.4 293.4 336.3 10.65 8 724 2896 8.4 8.4 100 0.0 8.4 275 14 308.8 310.6 293.9 338.0 9.60 9 700 3175 6.8 6.8 100 0.0 6.8 285 14 310.0 311.7 293.6 337.3 8.90 10 546 5180 -4.3 -4.3 100 0.0 -4.3 290 26 319.6 320.6 293.3 336.1 5.10 11 500 5870 -8.1 -9.7 88 1.6 -8.8 290 23 323.2 323.9 293.2 335.3 3.66 12 484 6122 -8.9 -12.7 74 3.8 -10.4 291 21 325.2 325.8 293.1 335.2 2.98 13 481 6170 -9.1 -12.7 75 3.6 -10.5 292 21 325.5 326.1 293.2 335.6 3.00 14 400 7570 -17.9 -19.1 90 1.2 -18.3 270 25 331.7 332.2 294.1 339.1 2.11 15 383 7893 -20.5 -20.6 99 0.1 -20.5 278 22 332.4 332.8 294.1 339.3 1.94 16 345 8659 -24.5 -30.5 57 6.0 -25.8 277 17 337.1 337.3 294.4 340.4 0.88 17 336 8851 -26.1 -34.1 47 8.0 -27.5 280 19 337.5 337.6 294.3 339.9 0.63 18 312 9383 -30.3 -38.3 46 8.0 -31.4 290 26 338.9 338.9 294.4 340.6 0.45 19 300 9660 -32.9 -40.9 45 8.0 -33.8 295 29 339.0 339.1 294.4 340.4 0.36 20 287 9972 -35.7 -42.7 49 7.0 -36.4 295 27 339.3 339.4 294.4 340.5 0.31 21 268 10446 -39.9 -47.9 42 8.0 -40.5 288 30 339.9 340.0 294.5 340.7 0.19 22 262 10601 -40.7 -53.7 23 13.0 -41.5 286 31 341.0 341.0 294.7 341.4 0.10 23 250 10920 -43.5 -50.5 46 7.0 -43.9 280 34 341.4 341.4 294.8 342.0 0.15 24 226 11590 -49.3 -52.4 70 3.1 -49.4 262 39 342.5 342.5 295.1 343.1 0.13 25 200 12380 -55.9 -60.9 53 5.0 -56.0 240 52 344.2 344.3 295.4 344.5 0.05 26 187 12802 -59.9 -64.9 52 5.0 -60.0 235 62 344.5 344.5 295.4 344.6 0.03 27 182 12970 -60.9 -65.6 54 4.7 -61.0 233 66 345.5 345.5 295.7 345.6 0.03 28 174 13248 -62.0 -69.3 37 7.3 -62.1 230 72 348.1 348.2 296.3 348.2 0.02 29 172 13319 -62.3 -70.3 33 8.0 -62.4 230 72 348.8 348.8 296.4 348.9 0.02 30 165 13576 -61.3 -76.3 12 15.0 -61.4 233 62 354.7 354.7 297.6 354.7 0.01 31 150 14160 -65.1 -78.1 15 13.0 -65.2 245 24 357.9 357.9 298.3 358.0 0.01 32 110 15995 -78.1 -82.9 46 4.8 -78.1 230 15 366.7 366.7 299.9 366.7 0.00 33 100 16540 -78.1 -85.1 31 7.0 -78.1 325 21 376.8 376.8 301.7 376.8 0.00 34 96 16772 -79.3 -85.3 37 6.0 -79.3 325 21 378.9 378.9 302.1 378.9 0.00 35 81 17761 -69.3 -86.3 7 17.0 -69.4 255 23 418.3 418.3 307.5 418.3 0.00 36 77 18063 -70.1 -87.1 7 17.0 -70.2 262 23 422.7 422.7 308.0 422.7 0.00 37 70 18630 -69.7 -87.7 6 18.0 -69.8 170 9 435.3 435.3 309.4 435.3 0.00 38 59 19651 -69.3 -89.3 4 20.0 -69.4 42 4 458.0 458.0 311.6 458.0 0.00 39 57 19859 -65.3 -89.3 2 24.0 -65.5 28 4 471.6 471.6 312.8 471.6 0.00 40 54 20190 -63.7 -88.7 2 25.0 -64.0 119 13 482.6 482.6 313.7 482.6 0.00 41 50 20660 -65.5 -89.5 2 24.0 -65.8 85 22 489.1 489.1 314.1 489.1 0.00 42 36 22696 -57.5 -86.5 1 29.0 -58.5 93 15 558.0 558.0 318.5 558.1 0.01 43 34 23054 -60.3 -88.3 1 28.0 -61.1 148 7 559.8 559.9 318.6 559.9 0.00 44 31 23633 -57.9 -87.9 1 30.0 -59.0 141 15 581.3 581.3 319.8 581.4 0.01 45 30 23840 -57.9 -86.9 1 29.0 -59.0 85 27 586.8 586.8 320.0 586.8 0.01 46 26 24737 -60.3 -88.3 1 28.0 -61.3 65 28 604.5 604.5 320.8 604.5 0.01 47 21 26099 -50.5 -83.5 1 33.0 -53.7 77 22 672.2 672.2 323.5 672.3 0.02 TRP 110 15995 -78.1 -82.9 46 4.8 -78.1 230 15 366.7 366.7 299.9 366.7 0.00 WND 174 13248 -62.0 -69.3 37 7.3 -62.1 230 72 348.1 348.2 296.3 348.2 0.02 Sounding variables and indices 1000-500 mb thick: 5731.00 m Freezing level: 605.66 mb = 4403.02 m = 14445.43 ft Wetbulb zero: 605.71 mb = 4342.32 m = 14246.27 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 92.10 % Est. max temperature: 30.08 C = 86.14 F Sfc-Lift cond lev (LCL): 943.75 mb = 644.51 m = 2114.52 ft T: 20.50 C 700-500 lapse rate: 5.53 C/km ThetaE index: 2.88 C Layer 850.0- 848.0 mb Conv cond level (CCL): 876.25 mb = 1282.91 m = 4208.98 ft Mean mixing ratio: 14.03 g/kg Conv temperature: 29.45 C = 85.02 F Cap Strength: 2.19 C Lifted Index: -0.97 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.71 C Lifted Index @700 mb: -0.60 C Showalter Index: 0.49 C Risk: Thunderstorms probable Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 21.00 C K Index: 37.00 Risk: > 80 % chance of thunderstorms Sweat Index: 221.80 Risk: None Energy Index: -0.13 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 116.50 J/kg Max Up Vert Vel: 15.26 m/s Conv Inhibition (B-): 73.84 J/kg Cap Strength: 1.99 C Lift Cond Lev (LCL): 915.57 mb = 906.77 m = 2974.91 ft Lev Free Conv (LFC): 730.57 mb = 2819.64 m = 9250.69 ft Equ Level (EL): 440.57 mb = 6836.35 m = 22428.70 ft B at Equ Level: 116.38 J/kg Max Parcel Lev (MPL): 300.57 mb = 9646.49 m = 31648.20 ft Wind level data Storm motion: 338 at 14 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 1015 4 10 7 -1.2 -6.9 | 134 9 -6.7 6.4 1 1000 139 360 11 -0.0 -11.0 | 112 6 -5.5 2.2 2 981 305 330 11 5.5 -9.5 | 181 4 0.0 3.7 3 947 610 345 17 4.4 -16.4 | 19 3 -1.1 -3.2 4 925 819 345 28 7.2 -27.0 | 353 14 1.8 -13.8 5 915 914 345 27 7.0 -26.1 | 353 13 1.5 -12.8 6 883 1219 350 28 4.9 -27.6 | 2 14 -0.6 -14.3 7 852 1524 345 19 4.9 -18.4 | 6 5 -0.5 -5.1 8 850 1542 350 22 3.8 -21.7 | 11 9 -1.6 -8.4 9 822 1829 290 17 16.0 -5.8 | 235 13 10.5 7.4 10 792 2134 285 16 15.5 -4.1 | 228 14 10.0 9.1 11 764 2438 275 17 16.9 -1.5 | 224 16 11.5 11.8 12 711 3048 275 13 13.0 -1.1 | 212 14 7.5 12.1 13 700 3175 285 14 13.5 -3.6 | 220 13 8.1 9.6 14 659 3658 320 16 10.3 -12.3 | 258 5 4.8 1.0 15 611 4267 310 18 13.8 -11.6 | 259 8 8.3 1.7 16 588 4572 290 20 18.8 -6.8 | 244 15 13.3 6.4 17 566 4877 295 23 20.8 -9.7 | 257 16 15.4 3.5 18 545 5182 290 26 24.4 -8.9 | 257 19 19.0 4.4 19 500 5870 290 23 21.6 -7.9 | 252 17 16.1 5.4 20 485 6096 290 21 19.7 -7.2 | 247 16 14.3 6.1 21 466 6401 300 19 16.5 -9.5 | 251 12 11.0 3.7 22 430 7010 295 21 19.0 -8.9 | 252 14 13.6 4.4 23 400 7570 270 25 25.0 -0.0 | 236 24 19.5 13.2 24 397 7620 265 23 22.9 2.0 | 229 23 17.4 15.2 25 381 7925 280 22 21.7 -3.8 | 240 19 16.2 9.4 26 365 8230 280 17 16.7 -3.0 | 228 15 11.3 10.3 27 350 8534 275 16 15.9 -1.4 | 221 16 10.5 11.9 28 300 9660 295 29 26.3 -12.3 | 267 21 20.8 1.0 29 283 10058 295 26 23.6 -11.0 | 263 18 18.1 2.3 30 250 10920 280 34 33.5 -5.9 | 255 29 28.0 7.3 31 248 10973 285 34 32.8 -8.8 | 261 28 27.4 4.4 32 216 11887 250 42 39.5 14.4 | 231 44 34.0 27.6 33 200 12380 240 52 45.0 26.0 | 225 56 39.6 39.2 34 174 13248 230 72 55.2 46.3 | 220 78 49.7 59.5 35 169 13411 230 72 55.2 46.3 | 220 78 49.7 59.5 36 150 14160 245 24 21.8 10.1 | 215 28 16.3 23.4 37 146 14326 240 28 24.2 14.0 | 215 33 18.8 27.2 38 132 14935 250 15 14.1 5.1 | 205 20 8.6 18.4 39 119 15545 255 14 13.5 3.6 | 206 19 8.1 16.9 40 110 15995 230 15 11.5 9.6 | 195 24 6.0 22.9 41 107 16154 235 19 15.6 10.9 | 203 26 10.1 24.1 42 101 16459 245 11 10.0 4.6 | 194 18 4.5 17.9 43 100 16540 325 21 12.0 -17.2 | 301 8 6.6 -4.0 44 96 16764 325 21 12.0 -17.2 | 301 8 6.6 -4.0 45 91 17069 320 21 13.5 -16.1 | 289 9 8.0 -2.8 46 87 17374 290 27 25.4 -9.2 | 259 20 19.9 4.0 47 82 17678 250 24 22.6 8.2 | 219 27 17.1 21.5 48 78 17983 265 22 21.9 1.9 | 227 22 16.4 15.2 49 74 18288 255 24 23.2 6.2 | 222 26 17.7 19.5 50 70 18593 160 4 -1.4 3.8 | 158 18 -6.8 17.0 51 70 18630 170 9 -1.6 8.9 | 162 23 -7.0 22.1 52 64 19202 155 11 -4.6 10.0 | 156 25 -10.1 23.2 53 58 19812 5 2 -0.2 -2.0 | 153 13 -5.6 11.3 54 55 20117 125 11 -9.0 6.3 | 143 24 -14.5 19.6 55 50 20660 85 22 -21.9 -1.9 | 112 30 -27.4 11.3 56 49 20726 80 31 -30.5 -5.4 | 102 37 -36.0 7.9 57 47 21031 90 17 -17.0 0.0 | 121 26 -22.5 13.2 58 45 21336 85 13 -13.0 -1.1 | 123 22 -18.4 12.1 59 43 21641 70 25 -23.5 -8.6 | 99 29 -29.0 4.7 60 41 21946 70 19 -17.9 -6.5 | 106 24 -23.3 6.7 61 39 22250 100 18 -17.7 3.1 | 125 28 -23.2 16.4 62 37 22555 100 16 -15.8 2.8 | 127 27 -21.2 16.0 63 35 22860 85 14 -13.9 -1.2 | 122 23 -19.4 12.0 64 33 23165 180 3 0.0 3.0 | 161 17 -5.5 16.2 65 32 23470 185 11 1.0 11.0 | 169 25 -4.5 24.2 66 30 23774 105 19 -18.4 4.9 | 127 30 -23.8 18.2 67 30 23840 85 27 -26.9 -2.4 | 109 34 -32.4 10.9 68 28 24079 120 20 -17.3 10.0 | 136 33 -22.8 23.2 69 26 24384 65 29 -26.3 -12.3 | 92 32 -31.7 1.0 70 24 24689 65 26 -23.6 -11.0 | 94 29 -29.0 2.3 71 23 24994 100 26 -25.6 4.5 | 120 36 -31.1 17.8 72 21 25298 75 22 -21.3 -5.7 | 106 28 -26.7 7.6 73 20 25603 95 19 -18.9 1.7 | 121 29 -24.4 14.9 74 18 25908 95 30 -29.9 2.6 | 114 39 -35.4 15.9 75 17 26213 110 29 -27.3 9.9 | 125 40 -32.7 23.2 76 16 26518 100 29 -28.6 5.0 | 118 39 -34.0 18.3 Wind Parameters Mean winds (0-6000m): 307.6 at 19.1 knts Storm direction: 337.6 at 14.3 knts Shear (0-3000m) pos: 2.2 neg: 3.9 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 79.2 deg Storm rel helicity (0-3000m) pos: 12.7 neg: -65.4 tot: -52.7 m^2/s^2 ave: -17.6 10^-3 m/s^2 rel: -0.37 Storm rel vorticity (0-3000m) horiz: 11.5 stream: -4.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.94 Bulk Shear: 19.61 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 ------------------------------------------------------------------------------- 500 345 11 134 3| 0.0 9.8 9.8| 4.3 -4.2 0.0 0.0 -0.06| 15.5 -0.9 1000 345 17 17 3| 6.5 4.9 11.4| 6.6 -9.2 -2.6 -2.6 -0.11| 14.8 -1.7 1500 346 20 7 6| 4.3 1.7 6.0| 12.7 -9.2 3.5 2.3 -0.04| 13.4 -0.5 2000 339 20 345 5| 3.2 5.5 8.7| 12.7 -47.0 -34.3 -17.2 -0.34| 15.4 -5.2 2500 330 19 307 5| 2.6 5.0 7.6| 12.7 -54.4 -41.7 -16.7 -0.35| 13.1 -4.6 3000 322 18 281 6| 2.2 3.9 6.0| 12.7 -65.4 -52.7 -17.6 -0.37| 11.5 -4.3 4000 318 17 267 6| 3.0 2.9 5.9| 31.3 -65.4 -34.2 -8.5 -0.22| 10.3 -2.3 5000 313 18 263 8| 2.4 3.2 5.6| 43.9 -73.3 -29.4 -5.9 -0.18| 9.6 -1.8 6000 308 19 261 10| 2.0 2.7 4.7| 43.9 -85.4 -41.5 -6.9 -0.20| 8.5 -1.7 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251014.12.gif