UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010912.upa.cvt Date: 1200Z 9 JAN 26 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 9 JAN 26 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 1018 4 28.4 22.4 70 6.0 24.0 30 7 300.0 303.1 296.6 349.8 16.99 1 1013 48 26.8 19.8 66 7.0 21.9 27 8 298.8 301.5 294.6 341.1 14.50 2 1000 162 25.8 19.8 70 6.0 21.6 20 9 299.0 301.6 294.7 341.7 14.69 3 932 778 20.2 19.1 93 1.1 19.5 34 11 299.3 302.1 295.1 343.4 15.10 4 925 843 20.2 17.6 85 2.6 18.4 35 12 300.0 302.5 294.4 340.4 13.82 5 850 1568 15.6 13.3 86 2.3 14.1 55 14 302.5 304.6 293.3 336.1 11.37 6 790 2185 11.6 11.3 98 0.3 11.4 62 14 304.6 306.6 293.4 336.6 10.71 7 784 2249 11.4 9.9 90 1.5 10.4 64 13 305.1 306.9 292.9 334.5 9.82 8 768 2422 13.4 -8.6 21 22.0 3.5 69 11 309.0 309.5 287.9 317.3 2.60 9 753 2589 14.8 -16.2 10 31.0 2.5 70 12 312.3 312.6 287.8 317.0 1.43 10 738 2759 14.4 -17.6 9 32.0 2.0 70 13 313.7 313.9 288.1 318.0 1.30 11 700 3203 10.6 -16.4 13 27.0 0.1 80 12 314.2 314.5 288.5 319.3 1.51 12 612 4303 2.6 -19.4 18 22.0 -5.1 65 19 317.3 317.6 289.3 321.9 1.34 13 520 5602 -3.9 -36.9 6 33.0 -11.3 44 15 324.6 324.7 290.5 325.8 0.31 14 500 5910 -6.5 -31.5 12 25.0 -12.6 30 16 325.1 325.2 290.9 327.1 0.55 15 479 6245 -9.3 -36.3 9 27.0 -14.9 37 15 325.7 325.7 290.9 327.0 0.36 16 400 7620 -18.3 -46.3 7 28.0 -22.2 80 4 331.2 331.2 292.2 331.8 0.15 17 315 9356 -31.5 -45.5 24 14.0 -32.9 151 6 336.3 336.3 293.6 337.1 0.21 18 310 9469 -32.1 -50.1 15 18.0 -33.7 155 7 337.0 337.0 293.7 337.5 0.13 19 305 9584 -33.1 -50.1 17 17.0 -34.5 160 8 337.1 337.2 293.7 337.6 0.13 20 302 9653 -33.1 -37.6 64 4.5 -33.7 163 9 338.1 338.2 294.3 340.0 0.50 21 300 9700 -33.5 -39.5 55 6.0 -34.3 165 9 338.2 338.2 294.3 339.8 0.41 22 295 9818 -34.3 -42.3 44 8.0 -35.2 168 9 338.7 338.7 294.3 339.9 0.31 23 275 10303 -38.9 -42.5 69 3.6 -39.2 182 9 338.9 338.9 294.4 340.2 0.33 24 264 10582 -40.7 -50.7 33 10.0 -41.3 190 10 340.2 340.2 294.5 340.8 0.14 25 250 10950 -44.1 -52.1 41 8.0 -44.5 200 10 340.5 340.5 294.6 341.0 0.12 26 224 11679 -50.5 -57.5 43 7.0 -50.7 148 11 341.5 341.6 294.8 341.8 0.07 27 220 11796 -51.3 -57.3 49 6.0 -51.5 133 11 342.1 342.1 294.9 342.4 0.08 28 219 11826 -51.7 -61.7 29 10.0 -52.0 129 11 341.9 341.9 294.8 342.1 0.04 29 200 12410 -56.3 -61.2 54 4.9 -56.4 50 13 343.6 343.6 295.3 343.8 0.05 30 197 12506 -57.1 -61.0 61 3.9 -57.2 50 11 343.8 343.8 295.3 344.0 0.05 31 184 12935 -59.1 -70.1 23 11.0 -59.2 36 11 347.4 347.4 296.1 347.4 0.02 32 174 13282 -62.3 -72.3 25 10.0 -62.4 30 10 347.7 347.7 296.1 347.7 0.01 33 150 14190 -65.5 -79.5 13 14.0 -65.6 220 11 357.2 357.2 298.1 357.3 0.00 34 120 15523 -72.1 -86.1 10 14.0 -72.2 105 10 368.7 368.7 300.3 368.7 0.00 35 101 16532 -74.1 -90.1 7 16.0 -74.2 59 9 383.5 383.5 302.8 383.5 0.00 36 100 16590 -74.1 -90.1 7 16.0 -74.2 75 7 384.6 384.6 303.0 384.6 0.00 37 82 17734 -80.1 -92.1 12 12.0 -80.1 110 11 394.7 394.7 304.5 394.8 0.00 38 70 18640 -76.3 -89.3 11 13.0 -76.3 165 18 421.2 421.2 307.9 421.2 0.00 39 66 18979 -74.9 -88.9 10 14.0 -75.0 176 14 431.3 431.3 309.0 431.4 0.00 40 63 19247 -76.7 -89.7 11 13.0 -76.7 142 22 433.2 433.2 309.1 433.2 0.00 41 60 19530 -72.3 -89.3 6 17.0 -72.4 84 28 449.1 449.1 310.8 449.1 0.00 42 55 20041 -71.1 -90.1 4 19.0 -71.2 104 29 463.1 463.1 312.1 463.2 0.00 43 50 20610 -66.3 -89.3 3 23.0 -66.5 65 26 487.2 487.2 314.0 487.3 0.00 44 43 21539 -60.7 -87.7 2 27.0 -61.3 92 24 522.5 522.5 316.5 522.5 0.00 45 38 22306 -63.1 -88.1 2 25.0 -63.6 91 38 535.2 535.2 317.2 535.2 0.00 46 31 23582 -56.3 -85.3 1 29.0 -57.6 89 28 585.6 585.6 319.9 585.7 0.01 47 30 23790 -57.3 -85.3 2 28.0 -58.5 95 32 588.4 588.4 320.0 588.5 0.01 48 20 26330 -60.3 -87.3 2 27.0 -61.6 75 43 651.6 651.6 322.7 651.7 0.01 49 18 26992 -57.3 -85.3 2 28.0 -59.2 75 45 681.0 681.0 323.8 681.1 0.02 TRP 82 17734 -80.1 -92.1 12 12.0 -80.1 110 11 394.7 394.7 304.5 394.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5748.00 m Freezing level: 575.20 mb = 4822.75 m = 15822.49 ft Wetbulb zero: 697.69 mb = 3230.08 m = 10597.23 ft Precipitable water: 1.39 inches Sfc-500 mean rel hum: 40.69 % Est. max temperature: 30.26 C = 86.47 F Sfc-Lift cond lev (LCL): 933.37 mb = 764.84 m = 2509.30 ft T: 20.32 C 700-500 lapse rate: 6.32 C/km ThetaE index: 19.58 C Layer 784.0- 738.0 mb Conv cond level (CCL): 888.67 mb = 1186.53 m = 3892.75 ft Mean mixing ratio: 14.78 g/kg Conv temperature: 29.56 C = 85.21 F Cap Strength: 3.95 C Lifted Index: -0.66 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.82 C Lifted Index @700 mb: 2.20 C Showalter Index: 1.92 C Risk: Showers probable Total Totals Index: 41.90 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 19.80 C K Index: 8.40 Risk: None Sweat Index: 203.60 Risk: None Energy Index: -1.66 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 317.45 J/kg Max Up Vert Vel: 25.20 m/s Conv Inhibition (B-): 13.18 J/kg Cap Strength: 3.77 C Lift Cond Lev (LCL): 914.27 mb = 943.06 m = 3093.99 ft Lev Free Conv (LFC): 859.27 mb = 1475.02 m = 4839.24 ft Equ Level (EL): 769.27 mb = 2408.45 m = 7901.64 ft B at Equ Level: 21.91 J/kg Max Parcel Lev (MPL): 749.27 mb = 2630.92 m = 8631.52 ft Wind level data Storm motion: 85 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 1018 4 30 7 -3.5 -6.1 | 309 8 6.4 -5.2 1 1000 162 20 9 -3.1 -8.5 | 318 10 6.8 -7.6 2 984 305 25 9 -3.8 -8.2 | 320 10 6.1 -7.3 3 950 610 30 8 -4.0 -6.9 | 316 8 5.9 -6.1 4 925 843 35 12 -6.9 -9.8 | 341 9 3.0 -9.0 5 917 914 35 12 -6.9 -9.8 | 341 9 3.0 -9.0 6 850 1568 55 14 -11.5 -8.0 | 12 7 -1.6 -7.2 7 795 2134 60 15 -13.0 -7.5 | 25 7 -3.1 -6.7 8 767 2438 70 11 -10.3 -3.8 | 8 3 -0.4 -2.9 9 713 3048 70 15 -14.1 -5.1 | 44 6 -4.2 -4.3 10 700 3203 80 12 -11.8 -2.1 | 57 2 -1.9 -1.3 11 687 3353 85 12 -12.0 -1.0 | 84 2 -2.1 -0.2 12 662 3658 70 12 -11.3 -4.1 | 23 4 -1.4 -3.3 13 613 4267 65 19 -17.2 -8.0 | 45 10 -7.3 -7.2 14 590 4572 70 14 -13.2 -4.8 | 39 5 -3.3 -4.0 15 569 4877 40 12 -7.7 -9.2 | 345 9 2.2 -8.4 16 527 5486 55 14 -11.5 -8.0 | 12 7 -1.6 -7.2 17 507 5791 25 18 -7.6 -16.3 | 352 16 2.3 -15.5 18 500 5910 30 16 -8.0 -13.9 | 352 13 1.9 -13.0 19 488 6096 25 15 -6.3 -13.6 | 344 13 3.6 -12.8 20 469 6401 50 15 -11.5 -9.6 | 10 9 -1.6 -8.8 21 416 7315 60 12 -10.4 -6.0 | 5 5 -0.5 -5.2 22 400 7620 80 4 -3.9 -0.7 | 269 6 6.0 0.1 23 368 8230 70 4 -3.8 -1.4 | 275 6 6.1 -0.5 24 338 8839 130 1 -0.8 0.6 | 261 9 9.1 1.5 25 300 9700 165 9 -2.3 8.7 | 219 12 7.6 9.5 26 250 10950 200 10 3.4 9.4 | 232 17 13.3 10.2 27 249 10973 200 10 3.4 9.4 | 232 17 13.3 10.2 28 238 11278 200 10 3.4 9.4 | 232 17 13.3 10.2 29 200 12410 50 13 -10.0 -8.4 | 0 8 -0.1 -7.5 30 197 12497 50 11 -8.4 -7.1 | 347 6 1.5 -6.2 31 179 13106 30 11 -5.5 -9.5 | 333 10 4.4 -8.7 32 170 13411 30 10 -5.0 -8.7 | 328 9 4.9 -7.8 33 154 14021 250 10 9.4 3.4 | 258 20 19.3 4.2 34 150 14190 220 11 7.1 8.4 | 241 19 17.0 9.3 35 147 14326 205 10 4.2 9.1 | 235 17 14.1 9.9 36 108 16154 50 10 -7.7 -6.4 | 338 6 2.2 -5.6 37 102 16459 40 11 -7.1 -8.4 | 340 8 2.8 -7.6 38 100 16590 75 7 -6.8 -1.8 | 287 3 3.1 -1.0 39 97 16764 75 7 -6.8 -1.8 | 287 3 3.1 -1.0 40 87 17374 40 1 -0.6 -0.8 | 270 9 9.3 0.1 41 83 17678 45 2 -1.4 -1.4 | 274 9 8.5 -0.6 42 82 17734 110 11 -10.3 3.8 | 175 5 -0.4 4.6 43 79 17983 110 11 -10.3 3.8 | 175 5 -0.4 4.6 44 74 18288 90 23 -23.0 0.0 | 94 13 -13.1 0.8 45 71 18593 55 11 -9.0 -6.3 | 351 6 0.9 -5.5 46 70 18640 165 18 -4.7 17.4 | 196 19 5.2 18.2 47 67 18898 185 11 1.0 11.0 | 223 16 10.9 11.8 48 64 19202 155 21 -8.9 19.0 | 183 20 1.0 19.9 49 60 19507 85 29 -28.9 -2.5 | 85 19 -19.0 -1.7 50 57 19812 80 20 -19.7 -3.5 | 75 10 -9.8 -2.6 51 54 20117 110 32 -30.1 10.9 | 120 23 -20.2 11.8 52 52 20422 90 37 -37.0 0.0 | 92 27 -27.1 0.8 53 50 20610 65 26 -23.6 -11.0 | 53 17 -13.7 -10.2 54 49 20726 60 33 -28.6 -16.5 | 50 24 -18.7 -15.7 55 44 21336 95 26 -25.9 2.3 | 101 16 -16.0 3.1 56 42 21641 90 23 -23.0 0.0 | 94 13 -13.1 0.8 57 40 21946 100 37 -36.4 6.4 | 105 28 -26.5 7.3 58 33 23165 70 39 -36.6 -13.3 | 65 30 -26.7 -12.5 59 32 23470 85 25 -24.9 -2.2 | 85 15 -15.0 -1.4 60 30 23790 95 32 -31.9 2.8 | 99 22 -22.0 3.6 61 29 24079 95 29 -28.9 2.5 | 100 19 -19.0 3.4 62 25 24994 60 43 -37.2 -21.5 | 53 34 -27.3 -20.7 63 24 25298 100 32 -31.5 5.6 | 106 23 -21.6 6.4 64 22 25603 85 38 -37.9 -3.3 | 85 28 -28.0 -2.5 65 20 26213 95 51 -50.8 4.4 | 97 41 -40.9 5.3 66 20 26330 75 43 -41.5 -11.1 | 72 33 -31.6 -10.3 67 18 26822 75 45 -43.5 -11.6 | 72 35 -33.6 -10.8 68 15 27432 85 55 -54.8 -4.8 | 85 45 -44.9 -4.0 Wind Parameters Mean winds (0-6000m): 55.2 at 13.3 knts Storm direction: 85.2 at 9.9 knts Shear (0-3000m) pos: 1.3 neg: 0.7 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 93.7 deg Storm rel helicity (0-3000m) pos: 28.8 neg: -2.6 tot: 26.2 m^2/s^2 ave: 8.7 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 2.1 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 44.87 Bulk Shear: 7.07 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 25 9 318 9| 0.0 1.4 1.4| 4.3 -1.0 3.3 6.6 0.36| 3.8 1.4 1000 29 9 324 9| 2.2 0.7 2.9| 15.0 -1.6 13.4 13.4 0.64| 4.5 2.9 1500 36 11 335 9| 2.4 0.5 2.9| 22.5 -1.6 21.0 14.0 0.72| 4.3 3.1 2000 43 12 345 8| 2.2 0.4 2.6| 25.9 -1.6 24.3 12.2 0.75| 3.7 2.8 2500 47 12 351 7| 1.6 0.3 1.8| 26.5 -2.6 24.0 9.6 0.54| 3.9 2.1 3000 52 12 357 7| 1.3 0.7 2.0| 28.8 -2.6 26.2 8.7 0.55| 3.8 2.1 4000 58 12 6 6| 1.0 1.1 2.1| 32.1 -3.9 28.1 7.0 0.40| 4.3 1.7 5000 59 13 11 6| 0.8 1.0 1.8| 34.5 -15.7 18.8 3.8 0.16| 4.9 0.8 6000 55 13 8 7| 0.9 1.3 2.2| 40.5 -31.1 9.4 1.6 0.09| 5.3 0.5 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20260109.12.gif