UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 7 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 26.6 18.6 62 8.0 21.1 10 7 298.5 300.9 293.7 337.4 13.40 1 1000 135 24.4 17.4 65 7.0 19.6 5 19 297.5 299.8 292.8 334.1 12.60 2 925 813 18.0 16.6 92 1.4 17.1 345 15 297.7 300.1 293.2 335.3 12.95 3 910 953 17.0 16.5 97 0.5 16.7 340 15 298.1 300.5 293.3 336.1 13.08 4 893 1115 18.2 13.3 73 4.9 15.0 340 15 300.9 302.9 292.4 332.8 10.81 5 852 1518 16.2 10.2 68 6.0 12.4 330 12 302.9 304.6 291.8 330.3 9.21 6 850 1538 16.4 10.4 68 6.0 12.6 320 9 303.3 305.1 292.0 331.2 9.36 7 832 1720 17.0 6.0 48 11.0 10.5 289 7 305.8 307.1 290.9 327.2 7.06 8 801 2043 15.0 6.0 55 9.0 9.7 205 7 307.0 308.4 291.5 329.4 7.34 9 791 2149 15.4 -5.6 23 21.0 5.4 175 7 308.6 309.2 288.3 318.6 3.18 10 765 2432 14.2 -4.8 26 19.0 4.9 165 8 310.2 310.9 289.1 321.3 3.50 11 700 3173 8.4 -6.6 34 15.0 1.4 155 11 311.8 312.4 289.5 322.4 3.33 12 642 3882 3.2 -8.8 41 12.0 -2.0 153 15 313.7 314.3 289.8 323.6 3.06 13 618 4190 1.0 -15.0 29 16.0 -5.0 164 13 314.6 315.0 289.0 321.0 1.93 14 605 4361 1.6 -17.4 23 19.0 -5.3 173 11 317.2 317.5 289.6 322.6 1.61 15 530 5421 -2.9 -38.9 4 36.0 -10.7 162 9 324.1 324.1 290.3 325.0 0.25 16 500 5880 -6.5 -36.5 7 30.0 -13.0 135 10 325.1 325.2 290.7 326.4 0.34 17 451 6674 -12.3 -45.3 5 33.0 -17.6 134 15 327.6 327.6 291.2 328.1 0.15 18 434 6966 -13.9 -49.9 3 36.0 -18.9 128 15 329.2 329.2 291.6 329.5 0.09 19 400 7580 -17.1 -41.1 11 24.0 -21.1 160 21 332.8 332.8 292.7 333.8 0.26 20 362 8323 -20.7 -53.7 3 33.0 -24.4 138 9 337.6 337.6 293.8 337.9 0.07 21 300 9680 -32.5 -50.5 15 18.0 -34.0 145 20 339.6 339.6 294.3 340.1 0.12 22 274 10308 -38.1 -51.1 24 13.0 -39.0 155 19 340.4 340.4 294.6 340.9 0.13 23 262 10613 -39.7 -60.7 9 21.0 -40.7 155 18 342.4 342.4 295.0 342.6 0.04 24 250 10930 -42.5 -60.5 12 18.0 -43.3 155 17 342.9 342.9 295.1 343.1 0.04 25 223 11692 -49.7 -55.7 49 6.0 -49.9 153 18 343.2 343.2 295.2 343.6 0.09 26 213 11992 -51.1 -69.1 10 18.0 -51.5 152 17 345.6 345.6 295.7 345.6 0.02 27 200 12400 -54.5 -66.5 21 12.0 -54.7 140 12 346.5 346.5 295.8 346.6 0.02 28 150 14180 -68.5 -75.5 36 7.0 -68.5 165 23 352.1 352.1 297.1 352.1 0.01 29 141 14547 -71.3 -78.3 35 7.0 -71.3 155 25 353.5 353.5 297.4 353.5 0.01 30 122 15403 -69.5 -83.5 11 14.0 -69.6 204 27 371.7 371.7 300.9 371.7 0.00 31 100 16570 -74.9 -86.9 14 12.0 -74.9 250 24 383.0 383.0 302.7 383.0 0.00 32 88 17309 -78.1 -87.1 22 9.0 -78.1 268 7 390.9 390.9 303.9 390.9 0.00 33 80 17855 -78.3 -87.3 22 9.0 -78.3 271 11 401.3 401.3 305.4 401.3 0.00 34 70 18630 -72.9 -87.9 9 15.0 -73.0 270 22 428.4 428.4 308.7 428.4 0.00 35 69 18715 -72.7 -88.7 7 16.0 -72.8 276 23 430.6 430.6 308.9 430.6 0.00 36 66 18979 -68.5 -87.5 5 19.0 -68.7 280 22 445.3 445.3 310.4 445.3 0.00 37 62 19353 -69.9 -88.9 5 19.0 -70.0 235 12 450.2 450.2 310.8 450.2 0.00 38 52 20412 -66.1 -89.1 3 23.0 -66.4 303 6 482.3 482.3 313.6 482.3 0.00 39 50 20650 -66.9 -88.9 3 22.0 -67.1 0 0 485.8 485.8 313.9 485.8 0.00 40 48 20896 -67.3 -90.3 2 23.0 -67.5 0 0 490.6 490.6 314.2 490.6 0.00 41 38 22328 -60.3 -88.3 1 28.0 -61.0 238 11 542.3 542.3 317.6 542.3 0.00 42 33 23199 -64.1 -90.1 2 26.0 -64.6 7 16 554.6 554.6 318.3 554.6 0.00 43 31 23586 -60.1 -89.1 1 29.0 -61.0 353 13 575.4 575.4 319.5 575.4 0.00 44 30 23790 -60.7 -87.7 2 27.0 -61.6 340 8 579.2 579.2 319.6 579.2 0.01 45 27 24449 -58.7 -86.7 2 28.0 -59.9 352 9 602.5 602.5 320.7 602.5 0.01 46 26 24686 -58.9 -86.9 2 28.0 -60.1 356 10 608.5 608.5 321.0 608.5 0.01 TRP 141 14547 -71.3 -78.3 35 7.0 -71.3 155 25 353.5 353.5 297.4 353.5 0.01 WND Sounding variables and indices 1000-500 mb thick: 5745.00 m Freezing level: 578.33 mb = 4738.04 m = 15544.56 ft Wetbulb zero: 676.08 mb = 3458.04 m = 11345.13 ft Precipitable water: 1.23 inches Sfc-500 mean rel hum: 39.67 % Est. max temperature: 30.42 C = 86.75 F Sfc-Lift cond lev (LCL): 903.29 mb = 1016.79 m = 3335.88 ft T: 17.47 C 700-500 lapse rate: 5.50 C/km ThetaE index: 10.76 C Layer 791.0- 765.0 mb Conv cond level (CCL): 754.59 mb = 2545.92 m = 8352.65 ft Mean mixing ratio: 12.83 g/kg Conv temperature: 38.65 C = 101.57 F Cap Strength: 4.57 C Lifted Index: 2.45 C Risk: None Lifted Index @300 mb: 4.69 C Lifted Index @700 mb: 2.35 C Showalter Index: 4.14 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 16.90 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 152.80 Risk: None Energy Index: -0.78 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.72 J/kg Max Up Vert Vel: 1.85 m/s Conv Inhibition (B-): 20771.12 J/kg Cap Strength: 4.53 C Lift Cond Lev (LCL): 904.55 mb = 1004.82 m = 3296.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 189 at 8 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 | 10 15 -2.6 -15.2 1 1000 135 5 19 -1.7 -18.9 | 6 27 -3.0 -27.2 2 981 305 355 18 1.6 -17.9 | 360 26 0.2 -26.2 3 947 610 350 17 3.0 -16.7 | 356 25 1.6 -25.0 4 925 813 345 15 3.9 -14.5 | 354 23 2.5 -22.8 5 914 914 340 15 5.1 -14.1 | 350 23 3.8 -22.4 6 882 1219 340 15 5.1 -14.1 | 350 23 3.8 -22.4 7 851 1524 330 12 6.0 -10.4 | 346 19 4.6 -18.7 8 850 1538 320 9 5.8 -6.9 | 344 16 4.4 -15.2 9 821 1829 270 6 6.0 -0.0 | 331 9 4.6 -8.3 10 792 2134 175 7 -0.6 7.0 | 57 2 -2.0 -1.3 11 764 2438 165 8 -2.1 7.7 | 81 3 -3.5 -0.5 12 700 3173 155 11 -4.6 10.0 | 106 6 -6.0 1.7 13 685 3353 155 11 -4.6 10.0 | 106 6 -6.0 1.7 14 659 3658 160 14 -4.8 13.2 | 128 8 -6.2 4.9 15 635 3962 150 15 -7.5 13.0 | 118 10 -8.9 4.7 16 611 4267 170 12 -2.1 11.8 | 136 5 -3.5 3.6 17 545 5182 200 4 1.4 3.8 | 0 5 -0.0 -4.5 18 525 5486 150 11 -5.5 9.5 | 100 7 -6.9 1.3 19 506 5791 155 14 -5.9 12.7 | 121 9 -7.3 4.4 20 500 5880 135 10 -7.1 7.1 | 82 9 -8.5 -1.2 21 486 6096 140 11 -7.1 8.4 | 91 8 -8.5 0.2 22 467 6401 140 15 -9.6 11.5 | 106 11 -11.0 3.2 23 414 7315 120 15 -13.0 7.5 | 87 14 -14.4 -0.8 24 400 7580 160 21 -7.2 19.7 | 143 14 -8.6 11.5 25 398 7620 160 22 -7.5 20.7 | 144 15 -8.9 12.4 26 366 8230 150 8 -4.0 6.9 | 76 6 -5.4 -1.3 27 351 8534 105 11 -10.6 2.8 | 66 13 -12.0 -5.4 28 337 8839 85 24 -23.9 -2.1 | 68 27 -25.3 -10.4 29 300 9680 145 20 -11.5 16.4 | 122 15 -12.9 8.1 30 284 10058 155 20 -8.5 18.1 | 135 14 -9.8 9.9 31 250 10930 155 17 -7.2 15.4 | 130 11 -8.6 7.1 32 248 10973 145 17 -9.8 13.9 | 117 12 -11.1 5.7 33 216 11887 155 18 -7.6 16.3 | 132 12 -9.0 8.0 34 200 12400 140 12 -7.7 9.2 | 96 9 -9.1 0.9 35 197 12497 140 12 -7.7 9.2 | 96 9 -9.1 0.9 36 170 13411 140 15 -9.6 11.5 | 106 11 -11.0 3.2 37 162 13716 175 19 -1.7 18.9 | 164 11 -3.0 10.7 38 154 14021 180 26 0.0 26.0 | 176 18 -1.4 17.7 39 150 14180 165 23 -6.0 22.2 | 152 16 -7.3 14.0 40 141 14547 155 25 -10.6 22.7 | 140 19 -11.9 14.4 41 132 14935 155 25 -10.6 22.7 | 140 19 -11.9 14.4 42 119 15545 220 27 17.4 20.7 | 232 20 16.0 12.4 43 113 15850 220 16 10.3 12.3 | 246 10 8.9 4.0 44 102 16459 250 20 18.8 6.8 | 275 17 17.4 -1.4 45 100 16570 250 24 22.6 8.2 | 270 21 21.2 -0.1 46 97 16764 250 25 23.5 8.6 | 269 22 22.1 0.3 47 92 17069 240 15 13.0 7.5 | 274 12 11.6 -0.8 48 87 17374 275 5 5.0 -0.4 | 338 9 3.6 -8.7 49 83 17678 295 10 9.1 -4.2 | 328 15 7.7 -12.5 50 78 17983 255 12 11.6 3.1 | 297 11 10.2 -5.2 51 74 18288 295 13 11.8 -5.5 | 323 17 10.4 -13.8 52 70 18593 315 18 12.7 -12.7 | 332 24 11.3 -21.0 53 70 18630 270 22 22.0 -0.0 | 292 22 20.6 -8.3 54 67 18898 290 25 23.5 -8.6 | 307 28 22.1 -16.8 55 64 19202 255 14 13.5 3.6 | 291 13 12.1 -4.6 56 60 19507 215 11 6.3 9.0 | 261 5 4.9 0.7 57 57 19812 250 10 9.4 3.4 | 301 9 8.0 -4.8 58 55 20117 230 14 10.7 9.0 | 266 9 9.3 0.7 59 50 20650 0 0 -0.0 -0.0 | 9 8 -1.4 -8.3 60 47 21031 0 0 -0.0 -0.0 | 9 8 -1.4 -8.3 61 40 21946 320 14 9.0 -10.7 | 338 20 7.6 -19.0 62 39 22250 245 10 9.1 4.2 | 298 9 7.7 -4.0 63 37 22555 220 12 7.7 9.2 | 262 6 6.3 0.9 64 35 22860 30 13 -6.5 -11.3 | 22 21 -7.9 -19.5 65 33 23165 10 16 -2.8 -15.8 | 10 24 -4.2 -24.0 66 32 23470 345 13 3.4 -12.6 | 355 21 2.0 -20.8 67 30 23774 5 14 -1.2 -13.9 | 7 22 -2.6 -22.2 68 30 23790 340 8 2.7 -7.5 | 355 16 1.4 -15.8 69 24 24689 5 11 -1.0 -11.0 | 7 19 -2.3 -19.2 70 22 24994 340 10 3.4 -9.4 | 353 18 2.0 -17.7 Wind Parameters Mean winds (0-6000m): 159.5 at 11.2 knts Storm direction: 189.5 at 8.4 knts Shear (0-3000m) pos: 0.0 neg: 2.9 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 93.4 deg Storm rel helicity (0-3000m) pos: 4.6 neg: -79.9 tot: -75.3 m^2/s^2 ave: -25.1 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 8.5 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 100.35 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 ------------------------------------------------------------------------------- 500 359 17 2 25| 0.0 11.2 11.2| 0.0 -35.0 -35.0 -70.0 -0.35| 15.7 -5.5 1000 352 16 358 24| 0.0 4.9 4.9| 0.0 -53.1 -53.1 -53.1 -0.42| 10.1 -4.2 1500 348 16 355 24| 0.0 2.8 2.8| 0.0 -61.7 -61.7 -41.1 -0.42| 8.0 -3.3 2000 342 13 352 21| 0.0 3.4 3.4| 0.0 -79.9 -79.9 -40.0 -0.38| 10.3 -3.9 2500 341 12 352 20| 0.0 3.1 3.1| 3.0 -79.9 -76.9 -30.8 -0.20| 9.7 -1.9 3000 341 12 353 20| 0.0 2.9 2.9| 4.6 -79.9 -75.3 -25.1 -0.16| 8.5 -1.4 4000 2 12 5 20| 0.3 2.4 2.7| 9.8 -82.4 -72.6 -18.1 -0.11| 7.1 -0.8 5000 167 12 127 5| 0.9 1.9 2.8| 13.4 -83.4 -69.9 -14.0 -0.11| 7.0 -0.7 6000 159 11 113 6| 0.8 2.1 2.9| 22.4 -93.8 -71.4 -11.9 -0.05| 7.4 -0.4 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251007.12.gif