UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 10 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 1021 4 22.8 20.5 87 2.3 21.2 200 7 294.2 296.9 293.6 337.1 15.03 1 1000 182 20.6 19.6 94 1.0 19.9 190 7 293.8 296.3 293.1 335.1 14.50 2 973 419 18.8 18.8 100 0.0 18.8 176 10 294.2 296.8 293.0 334.7 14.17 3 925 853 16.6 16.2 97 0.4 16.4 165 13 296.3 298.6 292.4 332.7 12.62 4 850 1572 13.8 12.9 94 0.9 13.2 140 9 300.6 302.6 292.6 333.1 11.07 5 824 1834 12.8 11.1 89 1.7 11.7 85 6 302.2 304.1 292.3 332.2 10.12 6 806 2020 12.4 9.5 82 2.9 10.6 45 3 303.7 305.4 292.1 331.4 9.29 7 752 2597 7.4 7.4 100 0.0 7.4 348 7 304.4 306.0 291.7 330.2 8.62 8 716 3003 8.4 4.9 79 3.5 6.3 72 7 309.8 311.2 292.6 333.1 7.61 9 700 3190 7.6 2.7 71 4.9 4.9 95 4 310.9 312.2 292.1 331.5 6.65 10 681 3417 7.6 0.6 61 7.0 3.8 90 5 313.4 314.5 292.2 331.8 5.88 11 652 3774 5.2 -2.8 56 8.0 1.1 82 7 314.6 315.5 291.6 329.7 4.78 12 627 4092 2.6 -1.0 77 3.6 0.7 74 8 315.1 316.2 292.6 333.1 5.68 13 585 4651 0.0 -11.0 43 11.0 -4.6 45 12 318.4 319.0 291.0 327.7 2.82 14 570 4859 -1.9 -6.5 71 4.6 -4.0 62 11 318.6 319.4 292.2 331.9 4.13 15 552 5114 -3.1 -11.1 54 8.0 -6.4 62 11 320.1 320.7 291.7 329.9 2.97 16 509 5751 -7.9 -9.1 91 1.2 -8.4 52 10 321.8 322.5 292.9 334.2 3.77 17 500 5890 -8.9 -13.1 72 4.2 -10.5 50 10 322.2 322.7 292.1 331.5 2.79 18 499 5906 -8.9 -14.9 62 6.0 -11.1 48 10 322.4 322.8 291.9 330.5 2.41 19 489 6062 -9.9 -11.6 87 1.7 -10.6 29 8 323.0 323.7 292.7 333.7 3.22 20 456 6599 -14.1 -15.3 91 1.2 -14.5 9 8 324.3 324.8 292.5 332.9 2.55 21 449 6716 -14.5 -15.9 89 1.4 -15.0 5 8 325.2 325.7 292.7 333.6 2.47 22 445 6784 -14.1 -30.1 24 16.0 -17.8 357 9 326.6 326.7 291.5 329.1 0.70 23 443 6819 -13.9 -36.9 12 23.0 -18.3 353 10 327.2 327.3 291.3 328.6 0.36 24 432 7010 -14.7 -33.7 18 19.0 -18.7 331 14 328.6 328.7 291.9 330.5 0.51 25 428 7080 -15.1 -24.1 46 9.0 -17.6 317 14 328.9 329.2 292.6 333.5 1.27 26 401 7571 -18.1 -28.1 41 10.0 -20.5 284 17 331.2 331.4 293.0 334.7 0.94 27 400 7590 -18.3 -30.3 34 12.0 -21.0 285 17 331.2 331.4 292.8 334.0 0.77 28 399 7609 -18.5 -35.5 21 17.0 -21.7 285 17 331.2 331.3 292.5 332.9 0.47 29 380 7971 -20.7 -35.7 25 15.0 -23.4 285 17 332.9 333.0 293.0 334.7 0.48 30 355 8469 -24.7 -30.7 57 6.0 -25.9 281 24 334.1 334.3 293.6 337.2 0.83 31 349 8593 -25.3 -36.3 35 11.0 -27.1 279 26 334.9 335.0 293.5 336.8 0.49 32 311 9417 -32.3 -35.0 77 2.7 -32.7 265 37 336.4 336.5 294.0 338.7 0.63 33 305 9554 -32.9 -40.9 45 8.0 -33.8 262 39 337.4 337.5 294.0 338.8 0.35 34 300 9670 -34.1 -40.1 55 6.0 -34.8 260 41 337.3 337.4 294.0 338.8 0.39 35 254 10813 -43.1 -50.1 46 7.0 -43.5 264 36 340.4 340.5 294.6 341.1 0.15 36 250 10920 -43.9 -51.9 41 8.0 -44.3 260 39 340.8 340.8 294.6 341.3 0.13 37 245 11055 -44.9 -54.9 32 10.0 -45.4 256 41 341.3 341.3 294.7 341.7 0.09 38 240 11192 -45.7 -58.7 22 13.0 -46.2 253 43 342.1 342.1 294.9 342.3 0.06 39 234 11360 -47.1 -55.1 40 8.0 -47.4 250 46 342.5 342.5 295.0 342.8 0.09 40 231 11445 -47.3 -61.3 19 14.0 -47.8 251 48 343.4 343.4 295.2 343.6 0.04 41 200 12380 -55.1 -63.1 36 8.0 -55.3 255 60 345.5 345.5 295.7 345.7 0.04 42 176 13185 -61.5 -66.2 54 4.7 -61.6 250 61 347.8 347.8 296.2 347.9 0.03 43 172 13328 -62.7 -66.8 58 4.1 -62.7 250 61 348.2 348.2 296.3 348.3 0.03 44 156 13924 -67.1 -72.1 49 5.0 -67.1 250 56 350.5 350.5 296.8 350.6 0.01 45 150 14160 -68.3 -75.3 36 7.0 -68.4 250 54 352.4 352.4 297.1 352.5 0.01 46 135 14791 -70.3 -80.3 22 10.0 -70.4 255 39 359.7 359.7 298.7 359.7 0.00 47 100 16550 -76.7 -85.7 23 9.0 -76.7 240 19 379.5 379.5 302.2 379.5 0.00 48 96 16786 -73.3 -85.3 14 12.0 -73.3 240 19 390.6 390.6 303.9 390.7 0.00 49 86 17425 -75.3 -86.3 16 11.0 -75.3 261 23 399.1 399.1 305.1 399.1 0.00 50 70 18630 -70.3 -88.3 5 18.0 -70.4 125 5 434.0 434.0 309.3 434.0 0.00 51 54 20199 -64.3 -88.3 2 24.0 -64.6 24 9 481.2 481.2 313.5 481.3 0.00 52 53 20313 -65.3 -89.3 2 24.0 -65.6 10 8 481.5 481.5 313.5 481.5 0.00 53 50 20670 -63.3 -88.3 2 25.0 -63.7 325 4 494.3 494.3 314.5 494.3 0.00 54 45 21324 -59.1 -88.1 1 29.0 -59.8 16 8 519.6 519.6 316.3 519.7 0.00 55 40 22056 -63.3 -89.3 2 26.0 -63.8 13 3 526.9 526.9 316.7 526.9 0.00 56 30 23840 -59.7 -88.7 1 29.0 -60.6 40 9 581.9 581.9 319.8 581.9 0.00 57 27 24499 -56.7 -86.7 1 30.0 -58.2 72 15 608.1 608.1 321.0 608.2 0.01 58 23 25506 -58.3 -88.3 1 30.0 -59.7 87 13 631.9 632.0 322.0 632.0 0.01 59 20 26390 -53.9 -86.9 1 33.0 -56.3 70 23 671.2 671.2 323.4 671.3 0.01 60 15 28266 -47.1 -83.1 1 36.0 -52.4 65 28 751.4 751.4 326.0 751.6 0.03 TRP 100 16550 -76.7 -85.7 23 9.0 -76.7 240 19 379.5 379.5 302.2 379.5 0.00 WND 176 13185 -61.5 -66.2 54 4.7 -61.6 250 61 347.8 347.8 296.2 347.9 0.03 Sounding variables and indices 1000-500 mb thick: 5708.00 m Freezing level: 585.00 mb = 4651.36 m = 15260.18 ft Wetbulb zero: 621.31 mb = 4166.03 m = 13667.92 ft Precipitable water: 1.86 inches Sfc-500 mean rel hum: 79.49 % Est. max temperature: 27.99 C = 82.38 F Sfc-Lift cond lev (LCL): 987.53 mb = 290.50 m = 953.08 ft T: 19.77 C 700-500 lapse rate: 6.11 C/km ThetaE index: 4.48 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 962.50 mb = 511.82 m = 1679.17 ft Mean mixing ratio: 13.89 g/kg Conv temperature: 23.29 C = 73.92 F Cap Strength: 2.83 C Lifted Index: 0.22 C Risk: Showers probable Lifted Index @300 mb: 3.32 C Lifted Index @700 mb: 1.72 C Showalter Index: 0.87 C Risk: Thunderstorms probable Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 21.80 C K Index: 30.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 182.80 Risk: None Energy Index: -0.34 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.70 J/kg Max Up Vert Vel: 7.71 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 2.78 C Lift Cond Lev (LCL): 962.38 mb = 512.93 m = 1682.81 ft Lev Free Conv (LFC): 957.38 mb = 557.65 m = 1829.54 ft Equ Level (EL): 877.38 mb = 1302.46 m = 4273.12 ft B at Equ Level: 14.52 J/kg Max Parcel Lev (MPL): 697.38 mb = 3220.98 m = 10567.40 ft Wind level data Storm motion: 121 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 1021 4 200 7 2.4 6.6 | 248 9 7.9 3.3 1 1000 182 190 7 1.2 6.9 | 242 8 6.7 3.6 2 986 305 185 9 0.8 9.0 | 228 8 6.3 5.6 3 952 610 160 12 -4.1 11.3 | 190 8 1.4 8.0 4 925 853 165 13 -3.4 12.6 | 193 9 2.1 9.2 5 918 914 170 13 -2.3 12.8 | 199 10 3.2 9.5 6 855 1524 140 10 -6.4 7.7 | 168 4 -0.9 4.3 7 850 1572 140 9 -5.8 6.9 | 175 4 -0.3 3.6 8 795 2134 20 2 -0.7 -1.9 | 317 7 4.8 -5.2 9 766 2438 295 4 3.6 -1.7 | 299 10 9.1 -5.0 10 739 2743 40 10 -6.4 -7.7 | 5 11 -0.9 -11.0 11 700 3190 95 4 -4.0 0.3 | 333 3 1.5 -3.0 12 612 4267 70 9 -8.5 -3.1 | 25 7 -3.0 -6.4 13 589 4572 40 12 -7.7 -9.2 | 10 13 -2.2 -12.5 14 567 4877 65 11 -10.0 -4.6 | 29 9 -4.5 -8.0 15 500 5890 50 10 -7.7 -6.4 | 13 10 -2.2 -9.8 16 487 6096 25 7 -3.0 -6.3 | 345 10 2.5 -9.7 17 449 6706 5 8 -0.7 -8.0 | 337 12 4.8 -11.3 18 432 7010 330 14 7.0 -12.1 | 321 20 12.5 -15.4 19 415 7315 270 16 16.0 -0.0 | 279 22 21.5 -3.3 20 400 7590 285 17 16.4 -4.4 | 289 23 21.9 -7.7 21 382 7925 285 17 16.4 -4.4 | 289 23 21.9 -7.7 22 366 8230 285 21 20.3 -5.4 | 289 27 25.8 -8.8 23 300 9670 260 41 40.4 7.1 | 265 46 45.9 3.8 24 296 9754 260 41 40.4 7.1 | 265 46 45.9 3.8 25 259 10668 270 33 33.0 -0.0 | 275 39 38.5 -3.3 26 250 10920 260 39 38.4 6.8 | 266 44 43.9 3.4 27 237 11278 250 45 42.3 15.4 | 256 49 47.8 12.1 28 206 12192 255 60 58.0 15.5 | 259 65 63.4 12.2 29 200 12380 255 60 58.0 15.5 | 259 65 63.4 12.2 30 176 13185 250 61 57.3 20.9 | 254 65 62.8 17.5 31 170 13411 250 61 57.3 20.9 | 254 65 62.8 17.5 32 150 14160 250 54 50.7 18.5 | 255 58 56.2 15.1 33 138 14630 250 40 37.6 13.7 | 256 44 43.1 10.4 34 119 15545 280 36 35.5 -6.3 | 283 42 40.9 -9.6 35 100 16550 240 19 16.5 9.5 | 254 23 21.9 6.2 36 96 16764 240 19 16.5 9.5 | 254 23 21.9 6.2 37 91 17069 245 18 16.3 7.6 | 259 22 21.8 4.3 38 87 17374 265 23 22.9 2.0 | 273 28 28.4 -1.3 39 82 17678 245 22 19.9 9.3 | 257 26 25.4 6.0 40 70 18593 140 10 -6.4 7.7 | 168 4 -0.9 4.3 41 70 18630 125 5 -4.1 2.9 | 288 1 1.4 -0.5 42 67 18898 110 10 -9.4 3.4 | 91 4 -3.9 0.1 43 55 20117 35 10 -5.7 -8.2 | 1 12 -0.2 -11.5 44 50 20670 325 4 2.3 -3.3 | 310 10 7.8 -6.6 45 43 21641 40 10 -6.4 -7.7 | 5 11 -0.9 -11.0 46 39 22250 0 0 -0.0 -0.0 | 301 6 5.5 -3.3 47 33 23165 70 13 -12.2 -4.4 | 41 10 -6.7 -7.8 48 32 23470 90 10 -10.0 0.0 | 54 6 -4.5 -3.3 49 30 23840 40 9 -5.8 -6.9 | 2 10 -0.3 -10.2 50 29 24079 20 13 -4.4 -12.2 | 356 16 1.0 -15.5 51 28 24384 70 14 -13.2 -4.8 | 43 11 -7.7 -8.1 52 26 24689 75 17 -16.4 -4.4 | 55 13 -10.9 -7.7 53 25 24994 65 11 -10.0 -4.6 | 29 9 -4.5 -8.0 54 24 25298 115 10 -9.1 4.2 | 104 4 -3.6 0.9 55 23 25603 75 15 -14.5 -3.9 | 51 12 -9.0 -7.2 56 22 25908 65 16 -14.5 -6.8 | 42 14 -9.0 -10.1 57 21 26213 90 15 -15.0 0.0 | 71 10 -9.5 -3.3 58 20 26390 70 23 -21.6 -7.9 | 55 20 -16.1 -11.2 59 19 26518 65 24 -21.8 -10.1 | 50 21 -16.3 -13.5 60 13 28042 65 30 -27.2 -12.7 | 54 27 -21.7 -16.0 61 12 28346 70 26 -24.4 -8.9 | 57 23 -18.9 -12.2 Wind Parameters Mean winds (0-6000m): 91.2 at 8.6 knts Storm direction: 121.2 at 6.4 knts Shear (0-3000m) pos: 1.7 neg: 1.8 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 119.8 deg Storm rel helicity (0-3000m) pos: 43.3 neg: -40.4 tot: 2.9 m^2/s^2 ave: 1.0 10^-3 m/s^2 rel: -0.20 Storm rel vorticity (0-3000m) horiz: 9.5 stream: -1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.48 Bulk Shear: 20.13 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 ------------------------------------------------------------------------------- 500 184 8 230 8| 0.0 6.3 6.3| 0.0 -13.3 -13.3 -26.6 -0.93| 6.8 -6.4 1000 172 10 210 8| 0.0 4.0 4.0| 2.9 -18.6 -15.7 -15.7 -0.63| 6.1 -3.8 1500 166 11 202 8| 0.0 3.0 3.0| 2.9 -24.1 -21.2 -14.1 -0.60| 5.9 -3.6 2000 160 10 201 6| 0.0 2.7 2.7| 2.9 -30.5 -27.6 -13.8 -0.65| 7.8 -5.1 2500 162 8 212 5| 0.0 2.2 2.2| 6.3 -39.9 -33.7 -13.5 -0.60| 7.9 -4.7 3000 151 8 200 4| 1.7 1.8 3.5| 43.3 -40.4 2.9 1.0 -0.20| 9.5 -1.9 4000 134 8 178 2| 1.3 1.6 2.8| 46.5 -42.8 3.7 0.9 -0.16| 8.1 -1.3 5000 107 8 69 3| 1.3 1.9 3.1| 56.0 -49.1 6.9 1.4 -0.12| 7.7 -0.9 6000 91 9 44 4| 1.1 1.7 2.8| 56.0 -62.6 -6.6 -1.1 -0.18| 6.9 -1.2 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251010.12.gif