UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 5 DEC 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 1014 4 26.2 19.2 65 7.0 21.3 165 10 298.2 300.7 294.0 338.6 13.94 1 1009 49 24.2 18.2 69 6.0 20.1 169 10 296.6 299.0 292.9 334.5 13.14 2 1000 130 23.6 17.6 69 6.0 19.5 175 11 296.8 299.1 292.7 333.6 12.76 3 925 805 17.2 16.1 93 1.1 16.5 180 13 296.9 299.2 292.6 333.1 12.54 4 918 870 16.6 15.7 94 0.9 16.0 177 14 296.9 299.2 292.4 332.5 12.31 5 856 1464 13.8 13.1 96 0.7 13.4 178 7 300.0 302.0 292.4 332.6 11.14 6 850 1524 13.8 12.8 94 1.0 13.1 175 6 300.6 302.6 292.5 332.9 10.99 7 833 1695 14.0 12.0 88 2.0 12.7 215 6 302.6 304.5 292.8 334.1 10.64 8 743 2655 10.8 5.8 71 5.0 7.9 327 6 309.1 310.6 292.5 333.0 7.81 9 700 3151 8.0 3.7 74 4.3 5.5 355 5 311.3 312.7 292.7 333.5 7.15 10 696 3198 7.6 3.4 75 4.2 5.2 350 5 311.4 312.7 292.6 333.2 7.04 11 661 3622 5.4 -5.6 45 11.0 0.2 301 1 313.6 314.3 290.5 325.7 3.81 12 591 4526 -0.9 -1.5 96 0.6 -1.2 280 17 316.4 317.6 293.0 334.9 5.81 13 583 4635 0.2 -2.6 81 2.8 -1.3 280 19 319.0 320.0 293.4 336.4 5.43 14 557 5000 -1.3 -5.4 74 4.1 -3.3 282 24 321.4 322.3 293.4 336.4 4.60 15 511 5680 -6.7 -7.5 94 0.8 -7.1 293 21 322.9 323.7 293.6 336.9 4.26 16 500 5850 -6.9 -10.2 77 3.3 -8.3 285 24 324.6 325.3 293.4 336.4 3.52 17 476 6233 -7.9 -12.7 68 4.8 -9.9 266 21 328.0 328.6 293.9 338.3 3.03 18 410 7375 -16.1 -22.1 60 6.0 -17.9 290 21 331.7 332.0 293.7 337.3 1.59 19 401 7541 -17.3 -34.3 21 17.0 -20.7 290 26 332.3 332.4 292.9 334.2 0.52 20 400 7560 -17.7 -34.7 21 17.0 -21.0 290 26 332.0 332.1 292.7 333.9 0.50 21 351 8524 -24.7 -56.7 3 32.0 -27.6 281 28 335.2 335.2 293.2 335.4 0.05 22 334 8884 -25.9 -63.9 2 38.0 -28.7 290 38 338.3 338.3 293.9 338.4 0.02 23 300 9650 -32.7 -57.7 6 25.0 -34.4 280 35 339.3 339.3 294.2 339.5 0.05 24 299 9674 -33.1 -58.1 6 25.0 -34.7 280 35 339.0 339.1 294.1 339.3 0.05 25 264 10540 -41.1 -46.1 58 5.0 -41.5 280 41 339.6 339.7 294.4 340.6 0.23 26 250 10910 -43.7 -47.1 69 3.4 -43.9 290 48 341.1 341.1 294.8 342.0 0.22 27 247 10991 -44.5 -47.2 74 2.7 -44.7 289 48 341.1 341.1 294.8 342.0 0.22 28 231 11435 -48.3 -55.3 44 7.0 -48.6 275 46 341.9 341.9 294.8 342.3 0.09 29 228 11521 -48.7 -73.7 4 25.0 -49.2 272 45 342.6 342.6 295.0 342.6 0.01 30 200 12370 -54.1 -74.1 7 20.0 -54.4 270 45 347.1 347.1 296.0 347.1 0.01 31 164 13615 -62.5 -77.5 12 15.0 -62.6 254 47 353.3 353.3 297.3 353.3 0.01 32 150 14160 -65.7 -79.7 13 14.0 -65.8 250 48 356.9 356.9 298.1 356.9 0.00 33 113 15845 -74.1 -85.1 17 11.0 -74.2 239 34 371.3 371.3 300.8 371.4 0.00 34 109 16056 -72.1 -86.1 10 14.0 -72.2 242 31 379.0 379.0 302.1 379.0 0.00 35 100 16560 -74.5 -87.5 12 13.0 -74.5 250 24 383.8 383.8 302.9 383.8 0.00 36 81 17777 -78.5 -89.5 15 11.0 -78.5 345 15 399.4 399.4 305.1 399.4 0.00 37 74 18298 -75.1 -88.1 11 13.0 -75.2 331 12 417.0 417.0 307.4 417.0 0.00 38 70 18620 -76.1 -89.1 11 13.0 -76.2 115 17 421.6 421.6 307.9 421.6 0.00 39 67 18873 -76.7 -89.7 11 13.0 -76.7 106 18 425.6 425.6 308.3 425.6 0.00 40 50 20600 -67.3 -90.3 2 23.0 -67.5 70 21 484.9 484.9 313.8 484.9 0.00 41 40 21971 -61.1 -89.1 1 28.0 -61.7 92 24 532.4 532.4 317.1 532.4 0.00 42 35 22797 -63.7 -89.7 2 26.0 -64.2 102 33 546.4 546.4 317.9 546.4 0.00 43 30 23750 -61.7 -89.7 1 28.0 -62.4 90 36 576.4 576.4 319.5 576.5 0.00 44 25 24889 -56.7 -87.7 1 31.0 -58.3 96 36 621.7 621.7 321.6 621.7 0.01 45 20 26300 -56.7 -87.7 1 31.0 -58.6 85 40 662.6 662.6 323.2 662.7 0.01 46 19 26625 -56.9 -87.9 1 31.0 -58.8 85 40 671.8 671.8 323.5 671.9 0.01 47 14 28608 -46.1 -83.1 1 37.0 -52.0 83 26 769.7 769.7 326.5 770.0 0.03 TRP 81 17777 -78.5 -89.5 15 11.0 -78.5 345 15 399.4 399.4 305.1 399.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5720.00 m Freezing level: 601.00 mb = 4396.62 m = 14424.43 ft Freezing level: 584.45 mb = 4615.03 m = 15140.98 ft Freezing level: 579.53 mb = 4683.49 m = 15365.60 ft Wetbulb zero: 651.27 mb = 3741.37 m = 12274.69 ft Precipitable water: 1.82 inches Sfc-500 mean rel hum: 78.87 % Est. max temperature: 27.63 C = 81.74 F Sfc-Lift cond lev (LCL): 915.67 mb = 891.60 m = 2925.16 ft T: 16.50 C 700-500 lapse rate: 5.52 C/km ThetaE index: 6.12 C Layer 1009.0- 856.0 mb Conv cond level (CCL): 902.02 mb = 1019.32 m = 3344.19 ft Mean mixing ratio: 12.69 g/kg Conv temperature: 25.74 C = 78.33 F Cap Strength: 3.13 C Lifted Index: 2.69 C Risk: None Lifted Index @300 mb: 5.37 C Lifted Index @700 mb: 2.41 C Showalter Index: 2.98 C Risk: Showers probable Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 19.70 C K Index: 29.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 189.60 Risk: None Energy Index: 0.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.12 J/kg Max Up Vert Vel: 1.50 m/s Conv Inhibition (B-): 29758.29 J/kg Cap Strength: 3.03 C Lift Cond Lev (LCL): 913.49 mb = 911.82 m = 2991.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 9 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 1014 4 165 10 -2.6 9.7 | 144 17 -10.2 14.0 1 1000 130 175 11 -1.0 11.0 | 151 18 -8.6 15.3 2 980 305 185 11 1.0 11.0 | 157 17 -6.6 15.3 3 946 610 180 12 0.0 12.0 | 155 18 -7.6 16.4 4 925 805 180 13 0.0 13.0 | 156 19 -7.6 17.4 5 913 914 175 14 -1.2 13.9 | 154 20 -8.8 18.3 6 881 1219 190 11 1.9 10.8 | 159 16 -5.7 15.2 7 850 1524 175 6 -0.5 6.0 | 142 13 -8.1 10.3 8 790 2134 320 7 4.5 -5.4 | 72 3 -3.1 -1.0 9 762 2438 315 6 4.2 -4.2 | 92 3 -3.4 0.1 10 700 3151 355 5 0.4 -5.0 | 85 7 -7.2 -0.6 11 657 3658 295 1 0.9 -0.4 | 121 8 -6.7 3.9 12 609 4267 280 13 12.8 -2.3 | 248 6 5.2 2.1 13 564 4877 280 24 23.6 -4.2 | 269 16 16.0 0.2 14 504 5791 295 21 19.0 -8.9 | 292 12 11.4 -4.5 15 500 5850 285 24 23.2 -6.2 | 277 16 15.6 -1.8 16 484 6096 275 23 22.9 -2.0 | 261 15 15.3 2.4 17 465 6401 255 18 17.4 4.7 | 227 13 9.8 9.0 18 447 6706 270 17 17.0 -0.0 | 245 10 9.4 4.4 19 413 7315 290 20 18.8 -6.8 | 282 11 11.2 -2.5 20 400 7560 290 26 24.4 -8.9 | 285 17 16.8 -4.5 21 380 7925 305 26 21.3 -14.9 | 308 17 13.7 -10.6 22 365 8230 290 28 26.3 -9.6 | 286 19 18.7 -5.2 23 350 8534 280 28 27.6 -4.9 | 271 20 20.0 -0.5 24 335 8839 290 38 35.7 -13.0 | 287 29 28.1 -8.6 25 300 9650 280 35 34.5 -6.1 | 274 27 26.9 -1.7 26 271 10363 275 38 37.9 -3.3 | 268 30 30.3 1.0 27 250 10910 290 48 45.1 -16.4 | 288 39 37.5 -12.1 28 248 10973 290 48 45.1 -16.4 | 288 39 37.5 -12.1 29 226 11582 270 45 45.0 -0.0 | 263 38 37.4 4.4 30 200 12370 270 45 45.0 -0.0 | 263 38 37.4 4.4 31 187 12802 270 50 50.0 -0.0 | 264 43 42.4 4.4 32 169 13411 255 46 44.4 11.9 | 246 40 36.8 16.3 33 150 14160 250 48 45.1 16.4 | 241 43 37.5 20.8 34 132 14935 255 42 40.6 10.9 | 245 36 33.0 15.2 35 119 15545 235 38 31.1 21.8 | 222 35 23.5 26.2 36 100 16560 250 24 22.6 8.2 | 230 20 15.0 12.6 37 97 16764 250 24 22.6 8.2 | 230 20 15.0 12.6 38 87 17374 165 12 -3.1 11.6 | 146 19 -10.7 16.0 39 81 17777 345 15 3.9 -14.5 | 20 11 -3.7 -10.1 40 78 17983 345 10 2.6 -9.7 | 43 7 -5.0 -5.3 41 74 18288 325 12 6.9 -9.8 | 7 6 -0.7 -5.5 42 70 18593 135 10 -7.1 7.1 | 128 19 -14.7 11.4 43 70 18620 115 17 -15.4 7.2 | 117 26 -23.0 11.5 44 63 19202 95 20 -19.9 1.7 | 103 28 -27.5 6.1 45 60 19507 110 18 -16.9 6.2 | 113 27 -24.5 10.5 46 57 19812 70 25 -23.5 -8.6 | 82 31 -31.1 -4.2 47 54 20117 90 23 -23.0 0.0 | 98 31 -30.6 4.4 48 52 20422 85 27 -26.9 -2.4 | 93 35 -34.5 2.0 49 50 20600 70 21 -19.7 -7.2 | 84 27 -27.3 -2.8 50 49 20726 70 21 -19.7 -7.2 | 84 27 -27.3 -2.8 51 44 21336 80 23 -22.7 -4.0 | 91 30 -30.2 0.4 52 42 21641 70 23 -21.6 -7.9 | 83 29 -29.2 -3.5 53 38 22250 110 24 -22.6 8.2 | 113 33 -30.1 12.6 54 36 22555 105 31 -29.9 8.0 | 108 40 -37.5 12.4 55 31 23470 95 39 -38.9 3.4 | 99 47 -46.4 7.8 56 30 23750 90 36 -36.0 0.0 | 96 44 -43.6 4.4 57 27 24384 90 37 -37.0 0.0 | 96 45 -44.6 4.4 58 23 25298 100 36 -35.5 6.3 | 104 44 -43.0 10.6 59 22 25603 85 28 -27.9 -2.4 | 93 36 -35.5 1.9 60 21 25908 95 28 -27.9 2.4 | 101 36 -35.5 6.8 61 20 26300 85 40 -39.8 -3.5 | 91 47 -47.4 0.9 62 17 26822 85 40 -39.8 -3.5 | 91 47 -47.4 0.9 63 16 27127 70 31 -29.1 -10.6 | 80 37 -36.7 -6.2 64 12 28042 95 21 -20.9 1.8 | 102 29 -28.5 6.2 65 11 28651 90 19 -19.0 0.0 | 99 27 -26.6 4.4 Wind Parameters Mean winds (0-6000m): 269.9 at 11.7 knts Storm direction: 299.9 at 8.8 knts Shear (0-3000m) pos: 1.8 neg: 0.9 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): -60.3 deg Storm rel helicity (0-3000m) pos: 40.3 neg: -25.1 tot: 15.2 m^2/s^2 ave: 5.1 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 34.52 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 ------------------------------------------------------------------------------- 500 179 11 153 17| 3.7 0.0 3.7| 17.3 -1.2 16.1 32.1 0.72| 5.0 3.6 1000 179 12 154 18| 1.8 0.8 2.6| 22.2 -5.3 16.9 16.9 0.41| 4.6 1.9 1500 181 11 154 17| 1.2 1.9 3.1| 26.8 -21.9 4.9 3.3 0.03| 5.8 0.2 2000 185 10 155 16| 3.0 1.4 4.4| 39.5 -22.8 16.7 8.3 0.13| 7.6 1.0 2500 191 9 157 15| 2.3 1.1 3.5| 40.2 -24.6 15.6 6.2 0.04| 7.1 0.3 3000 199 9 159 13| 1.8 0.9 2.7| 40.3 -25.1 15.2 5.1 0.02| 6.4 0.2 4000 212 7 161 11| 1.3 0.8 2.1| 50.5 -25.1 25.4 6.4 0.17| 6.3 1.1 5000 253 9 191 7| 1.6 1.6 3.2| 65.1 -25.1 40.0 8.0 0.24| 6.8 1.7 6000 270 12 223 6| 1.4 1.5 2.9| 80.5 -46.7 33.8 5.6 0.19| 6.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251205.12.gif