UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112912.upa.cvt Date: 1200Z 29 NOV 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 29 NOV 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 1011 4 27.6 20.6 66 7.0 22.6 20 11 299.8 302.6 295.4 344.5 15.28 1 1000 98 26.0 20.0 70 6.0 21.8 10 18 299.1 301.9 294.9 342.5 14.88 2 969 375 23.4 19.0 76 4.4 20.4 349 18 299.2 301.9 294.6 341.3 14.42 3 925 779 20.2 17.3 83 2.9 18.2 325 17 300.0 302.4 294.2 339.6 13.55 4 891 1102 18.2 15.7 85 2.5 16.5 309 21 301.1 303.5 293.9 338.4 12.69 5 867 1337 19.4 12.4 64 7.0 14.8 297 20 304.7 306.7 293.3 336.1 10.49 6 850 1508 18.0 12.0 68 6.0 14.1 285 17 305.0 306.9 293.4 336.2 10.42 7 767 2378 11.0 7.8 81 3.2 9.0 304 11 306.5 308.2 292.5 332.8 8.69 8 753 2532 11.0 5.0 66 6.0 7.5 301 13 308.2 309.5 291.8 330.4 7.28 9 700 3138 7.4 2.6 72 4.8 4.7 275 19 310.7 311.9 292.0 331.1 6.61 10 616 4176 0.0 -1.2 92 1.2 -0.6 263 17 313.7 314.8 292.2 331.7 5.70 11 597 4427 -1.5 -2.8 91 1.3 -2.1 260 16 314.8 315.8 292.1 331.4 5.22 12 574 4739 -3.3 -14.3 42 11.0 -7.4 250 15 316.3 316.7 289.8 323.5 2.20 13 563 4892 -4.7 -12.7 54 8.0 -7.8 245 14 316.4 316.9 290.2 324.8 2.56 14 561 4920 -4.7 -14.7 45 10.0 -8.4 246 14 316.7 317.1 289.9 323.9 2.18 15 556 4990 -4.7 -6.4 88 1.7 -5.5 248 15 317.5 318.3 292.0 331.3 4.26 16 551 5061 -4.7 -5.3 96 0.6 -5.0 250 16 318.3 319.2 292.6 333.4 4.68 17 540 5220 -5.3 -6.3 93 1.0 -5.8 254 19 319.5 320.3 292.7 333.8 4.42 18 507 5712 -8.9 -8.9 100 0.0 -8.9 268 26 320.9 321.7 292.7 333.5 3.85 19 500 5820 -8.1 -15.1 57 7.0 -10.7 265 29 323.2 323.6 292.0 331.2 2.37 20 488 6009 -8.7 -21.7 34 13.0 -12.7 258 26 324.7 325.0 291.6 329.5 1.38 21 437 6854 -15.7 -27.7 35 12.0 -18.6 240 37 326.2 326.4 291.6 329.4 0.90 22 430 6976 -15.5 -40.5 10 25.0 -19.7 237 39 328.0 328.0 291.4 329.0 0.26 23 400 7520 -18.7 -50.7 4 32.0 -22.6 230 43 330.7 330.7 292.0 331.0 0.09 24 376 7977 -21.1 -58.1 2 37.0 -24.6 236 40 333.4 333.4 292.7 333.6 0.04 25 330 8925 -27.3 -50.3 9 23.0 -29.6 238 46 337.6 337.6 293.9 338.0 0.12 26 300 9600 -33.7 -48.7 21 15.0 -35.0 235 53 337.9 337.9 294.0 338.5 0.15 27 267 10405 -41.1 -48.1 47 7.0 -41.6 232 58 338.5 338.6 294.1 339.3 0.18 28 262 10534 -41.9 -48.9 46 7.0 -42.3 231 59 339.2 339.2 294.3 339.9 0.17 29 251 10823 -44.1 -60.1 15 16.0 -44.7 230 61 340.1 340.1 294.4 340.3 0.05 30 250 10850 -44.1 -60.1 15 16.0 -44.7 230 61 340.5 340.5 294.5 340.7 0.05 31 224 11579 -50.1 -62.7 21 12.6 -50.4 235 69 342.2 342.2 294.8 342.3 0.04 32 200 12310 -56.3 -65.3 31 9.0 -56.5 245 68 343.6 343.6 295.2 343.7 0.03 33 199 12342 -56.7 -65.7 31 9.0 -56.9 245 67 343.5 343.5 295.2 343.6 0.03 34 155 13882 -67.7 -70.2 70 2.5 -67.7 260 60 350.2 350.2 296.7 350.2 0.02 35 154 13921 -67.7 -71.5 58 3.8 -67.7 260 60 350.8 350.8 296.8 350.9 0.02 36 151 14040 -65.7 -78.7 15 13.0 -65.8 258 60 356.2 356.2 298.0 356.2 0.01 37 150 14080 -65.9 -77.9 17 12.0 -66.0 255 62 356.6 356.6 298.0 356.6 0.01 38 123 15288 -63.9 -88.9 2 25.0 -64.0 210 49 381.0 381.0 302.4 381.0 0.00 39 101 16471 -71.5 -88.5 6 17.0 -71.6 223 17 388.5 388.5 303.6 388.5 0.00 40 100 16530 -71.7 -88.7 6 17.0 -71.8 210 25 389.2 389.2 303.7 389.2 0.00 41 85 17477 -76.3 -88.3 13 12.0 -76.3 202 20 398.4 398.4 305.0 398.4 0.00 42 71 18517 -74.9 -88.9 10 14.0 -75.0 142 19 422.4 422.4 308.0 422.4 0.00 43 70 18600 -73.3 -89.3 7 16.0 -73.4 130 21 427.6 427.6 308.6 427.6 0.00 44 65 19037 -69.5 -89.5 4 20.0 -69.6 94 15 445.0 445.0 310.4 445.0 0.00 45 56 19928 -67.1 -90.1 2 23.0 -67.3 84 17 469.9 469.9 312.6 469.9 0.00 46 50 20610 -67.5 -90.5 2 23.0 -67.7 115 9 484.4 484.4 313.8 484.4 0.00 47 48 20855 -67.5 -91.5 2 24.0 -67.7 88 10 490.1 490.1 314.2 490.1 0.00 48 40 21967 -60.7 -89.7 1 29.0 -61.3 90 18 533.4 533.4 317.1 533.4 0.00 49 31 23538 -63.5 -90.5 1 27.0 -64.1 86 33 566.2 566.2 319.0 566.2 0.00 50 30 23740 -61.9 -89.9 1 28.0 -62.6 90 35 575.9 575.9 319.5 575.9 0.00 51 25 24880 -57.5 -87.5 1 30.0 -58.9 99 37 619.4 619.4 321.5 619.4 0.01 TRP 155 13882 -67.7 -70.2 70 2.5 -67.7 260 60 350.2 350.2 296.7 350.2 0.02 WND 224 11579 -50.1 -62.7 21 12.6 -50.4 235 69 342.2 342.2 294.8 342.3 0.04 Sounding variables and indices 1000-500 mb thick: 5722.00 m Freezing level: 616.00 mb = 4176.43 m = 13702.04 ft Wetbulb zero: 625.84 mb = 4047.67 m = 13279.59 ft Precipitable water: 1.78 inches Sfc-500 mean rel hum: 77.78 % Est. max temperature: 32.64 C = 90.75 F Sfc-Lift cond lev (LCL): 913.30 mb = 888.81 m = 2916.00 ft T: 19.52 C 700-500 lapse rate: 5.78 C/km ThetaE index: 8.37 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 829.41 mb = 1715.56 m = 5628.41 ft Mean mixing ratio: 14.21 g/kg Conv temperature: 33.19 C = 91.74 F Cap Strength: 3.21 C Lifted Index: -1.79 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.26 C Lifted Index @700 mb: -0.59 C Showalter Index: 0.32 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 20.10 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 207.00 Risk: None Energy Index: -1.04 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 415.85 J/kg Max Up Vert Vel: 28.84 m/s Conv Inhibition (B-): 72.39 J/kg Cap Strength: 2.95 C Lift Cond Lev (LCL): 901.75 mb = 998.67 m = 3276.44 ft Lev Free Conv (LFC): 776.75 mb = 2270.83 m = 7450.15 ft Equ Level (EL): 746.75 mb = 2601.00 m = 8533.36 ft B at Equ Level: 5.78 J/kg Max Parcel Lev (MPL): 146.75 mb = 14213.21 m = 46630.71 ft Wind level data Storm motion: 312 at 13 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 1011 4 20 11 -3.8 -10.3 | 84 14 -13.8 -1.3 1 1000 98 10 18 -3.1 -17.7 | 56 16 -13.1 -8.7 2 977 305 355 18 1.6 -17.9 | 43 12 -8.4 -8.9 3 943 610 330 19 9.5 -16.5 | 4 7 -0.5 -7.5 4 925 779 325 17 9.8 -13.9 | 3 5 -0.3 -4.9 5 911 914 315 20 14.1 -14.1 | 321 7 4.1 -5.1 6 879 1219 305 22 18.0 -12.6 | 294 9 8.0 -3.6 7 850 1508 285 17 16.4 -4.4 | 234 8 6.4 4.6 8 818 1829 265 12 12.0 1.0 | 191 10 1.9 10.0 9 789 2134 300 6 5.2 -3.0 | 141 8 -4.8 6.0 10 761 2438 305 12 9.8 -6.9 | 175 2 -0.2 2.1 11 708 3048 275 19 18.9 -1.7 | 231 12 8.9 7.3 12 700 3138 275 19 18.9 -1.7 | 231 12 8.9 7.3 13 656 3658 275 26 25.9 -2.3 | 247 17 15.9 6.7 14 631 3962 260 19 18.7 3.3 | 215 15 8.7 12.3 15 608 4267 265 16 15.9 1.4 | 210 12 5.9 10.4 16 563 4877 245 14 12.7 5.9 | 190 15 2.7 14.9 17 502 5791 270 27 27.0 -0.0 | 242 19 17.0 9.0 18 500 5820 265 29 28.9 2.5 | 239 22 18.9 11.5 19 482 6096 255 25 24.1 6.5 | 222 21 14.1 15.5 20 411 7315 230 45 34.5 28.9 | 213 45 24.5 37.9 21 400 7520 230 43 32.9 27.6 | 212 43 22.9 36.6 22 363 8230 240 39 33.8 19.5 | 220 37 23.8 28.5 23 300 9600 235 53 43.4 30.4 | 220 52 33.4 39.4 24 250 10850 230 61 46.7 39.2 | 217 61 36.7 48.2 25 224 11579 235 69 56.5 39.6 | 224 67 46.5 48.6 26 214 11887 235 69 56.5 39.6 | 224 67 46.5 48.6 27 200 12310 245 68 61.6 28.7 | 234 64 51.6 37.7 28 176 13106 245 52 47.1 22.0 | 230 48 37.1 31.0 29 155 13882 260 60 59.1 10.4 | 248 53 49.1 19.4 30 151 14021 260 59 58.1 10.2 | 248 52 48.1 19.2 31 150 14080 255 62 59.9 16.0 | 243 56 49.9 25.0 32 137 14630 240 67 58.0 33.5 | 228 64 48.0 42.5 33 130 14935 230 54 41.4 34.7 | 216 54 31.4 43.7 34 118 15545 195 45 11.6 43.5 | 182 52 1.6 52.5 35 106 16154 200 18 6.2 16.9 | 172 26 -3.9 25.9 36 101 16459 225 15 10.6 10.6 | 182 20 0.6 19.6 37 100 16530 210 25 12.5 21.7 | 185 31 2.5 30.6 38 96 16764 210 25 12.5 21.7 | 185 31 2.5 30.6 39 82 17678 200 19 6.5 17.9 | 173 27 -3.5 26.8 40 78 17983 175 19 -1.7 18.9 | 157 30 -11.7 27.9 41 74 18288 175 14 -1.2 13.9 | 154 26 -11.2 22.9 42 70 18600 130 21 -16.1 13.5 | 131 34 -26.1 22.5 43 67 18898 125 18 -14.7 10.3 | 128 31 -24.8 19.3 44 63 19202 60 12 -10.4 -6.0 | 98 21 -20.4 3.0 45 60 19507 125 13 -10.6 7.5 | 129 26 -20.7 16.5 46 57 19812 90 16 -16.0 0.0 | 109 28 -26.0 9.0 47 54 20117 75 18 -17.4 -4.7 | 99 28 -27.4 4.3 48 52 20422 55 10 -8.2 -5.7 | 100 18 -18.2 3.3 49 50 20610 115 9 -8.2 3.8 | 125 22 -18.2 12.8 50 47 21031 70 11 -10.3 -3.8 | 104 21 -20.3 5.2 51 42 21641 120 11 -9.5 5.5 | 127 24 -19.5 14.5 52 40 21946 95 18 -17.9 1.6 | 111 30 -27.9 10.6 53 38 22250 50 18 -13.8 -11.6 | 84 24 -23.8 -2.6 54 36 22555 55 14 -11.5 -8.0 | 93 21 -21.5 1.0 55 35 22860 125 28 -22.9 16.1 | 127 41 -32.9 25.1 56 31 23470 85 32 -31.9 -2.8 | 98 42 -41.9 6.2 57 30 23740 90 35 -35.0 0.0 | 101 46 -45.0 9.0 58 30 23774 115 27 -24.5 11.4 | 121 40 -34.5 20.4 59 28 24079 90 35 -35.0 0.0 | 101 46 -45.0 9.0 60 26 24384 95 37 -36.9 3.2 | 105 48 -46.9 12.2 61 24 24689 105 36 -34.8 9.3 | 112 48 -44.8 18.3 62 22 24994 95 33 -32.9 2.9 | 105 44 -42.9 11.9 Wind Parameters Mean winds (0-6000m): 281.9 at 17.9 knts Storm direction: 311.9 at 13.5 knts Shear (0-3000m) pos: 0.9 neg: 4.0 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 146.9 deg Storm rel helicity (0-3000m) pos: 4.7 neg: -114.1 tot: -109.4 m^2/s^2 ave: -36.5 10^-3 m/s^2 rel: -0.60 Storm rel vorticity (0-3000m) horiz: 11.8 stream: -7.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.65 Bulk Shear: 62.57 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 ------------------------------------------------------------------------------- 500 358 17 48 13| 0.0 13.0 13.0| 0.0 -50.0 -50.0 -100.0 -0.83| 17.9-14.9 1000 340 18 26 9| 0.0 10.0 10.0| 0.0 -63.4 -63.4 -63.4 -0.80| 14.3-11.5 1500 326 19 356 7| 0.0 7.2 7.2| 0.0 -85.4 -85.4 -56.9 -0.84| 13.4-11.3 2000 316 17 331 4| 0.0 3.7 3.7| 0.0-108.8-108.8 -54.4 -0.85| 13.1-11.2 2500 314 16 327 2| 1.1 3.0 4.0| 2.6-113.6-110.9 -44.4 -0.72| 12.3 -8.8 3000 309 16 293 2| 0.9 4.0 4.9| 4.7-114.1-109.4 -36.5 -0.60| 11.8 -7.0 4000 296 17 256 6| 0.7 3.4 4.1| 18.1-150.7-132.6 -33.1 -0.54| 10.9 -5.9 5000 288 17 238 7| 0.5 2.7 3.2| 24.5-169.7-145.2 -29.0 -0.53| 9.7 -5.1 6000 282 18 235 9| 1.1 2.5 3.6| 82.7-196.4-113.7 -19.0 -0.37| 9.8 -3.6 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251129.12.gif