UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011912.upa.cvt Date: 1200Z 19 JAN 26 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 19 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 1009 4 28.2 22.2 70 6.0 23.9 30 10 300.6 303.7 296.7 350.3 16.93 1 1000 84 27.6 21.6 70 6.0 23.3 15 10 300.8 303.8 296.4 349.1 16.46 2 958 463 23.4 19.4 78 4.0 20.6 347 15 300.2 302.9 295.3 344.0 14.96 3 925 769 21.6 17.1 76 4.5 18.5 340 16 301.4 303.9 294.5 340.8 13.38 4 888 1122 19.4 14.9 75 4.5 16.4 353 24 302.7 304.9 293.9 338.4 12.08 5 850 1497 17.0 9.0 59 8.0 12.1 345 20 304.0 305.5 291.6 329.4 8.50 6 794 2075 13.8 -1.2 35 15.0 6.1 321 20 306.5 307.3 288.8 320.1 4.41 7 784 2182 14.0 -5.0 26 19.0 4.9 315 21 307.8 308.5 288.2 318.4 3.36 8 776 2268 13.6 1.6 44 12.0 7.1 315 22 308.3 309.4 290.4 325.4 5.54 9 757 2477 13.8 -14.2 13 28.0 2.4 317 23 310.7 311.0 287.5 316.2 1.68 10 700 3132 9.6 -6.4 32 16.0 2.0 340 18 313.1 313.8 289.9 323.9 3.38 11 624 4075 1.8 -7.2 51 9.0 -2.3 6 19 314.7 315.3 290.6 326.1 3.57 12 586 4580 -2.3 -4.1 87 1.8 -3.2 350 13 315.6 316.5 292.0 330.9 4.82 13 549 5097 -4.3 -4.3 100 0.0 -4.3 280 14 319.1 320.1 293.2 335.5 5.07 14 500 5830 -8.9 -9.0 99 0.1 -8.9 255 10 322.2 322.9 293.0 335.0 3.87 15 485 6065 -10.7 -10.8 99 0.1 -10.8 259 7 322.8 323.5 292.9 334.3 3.46 16 476 6209 -10.5 -13.8 77 3.3 -11.8 249 8 324.8 325.3 292.8 334.1 2.77 17 452 6604 -13.3 -16.2 79 2.9 -14.3 211 11 326.1 326.6 292.9 334.3 2.39 18 442 6775 -12.1 -25.1 33 13.0 -15.7 200 12 329.7 329.9 292.7 333.7 1.13 19 400 7530 -17.3 -24.3 54 7.0 -19.2 145 11 332.5 332.8 293.6 337.3 1.34 20 397 7586 -17.9 -24.9 54 7.0 -19.8 145 12 332.4 332.7 293.6 337.0 1.28 21 353 8450 -24.3 -36.3 32 12.0 -26.3 197 6 335.2 335.3 293.6 337.0 0.49 22 337 8785 -27.3 -35.3 47 8.0 -28.6 224 2 335.6 335.7 293.7 337.7 0.56 23 327 9001 -28.7 -44.7 20 16.0 -30.5 218 5 336.5 336.6 293.7 337.4 0.22 24 303 9540 -32.7 -51.7 13 19.0 -34.3 180 26 338.3 338.3 294.0 338.8 0.11 25 300 9610 -33.1 -51.1 15 18.0 -34.6 175 29 338.7 338.7 294.1 339.2 0.12 26 278 10143 -36.5 -50.5 22 14.0 -37.5 184 42 341.3 341.3 294.7 341.8 0.13 27 250 10870 -43.1 -49.1 52 6.0 -43.5 200 56 342.0 342.0 295.0 342.7 0.18 28 232 11368 -47.7 -50.7 71 3.0 -47.9 203 65 342.4 342.4 295.0 343.0 0.16 29 215 11865 -51.3 -57.3 49 6.0 -51.5 201 67 344.3 344.4 295.4 344.7 0.08 30 201 12298 -55.3 -60.1 55 4.8 -55.4 195 64 344.7 344.7 295.5 344.9 0.06 31 200 12330 -55.5 -60.4 54 4.9 -55.6 195 64 344.9 344.9 295.6 345.1 0.06 32 198 12394 -55.7 -60.6 54 4.9 -55.8 196 65 345.6 345.6 295.7 345.8 0.06 33 196 12459 -55.7 -73.7 9 18.0 -55.9 197 67 346.6 346.6 295.8 346.6 0.01 34 191 12624 -56.7 -73.3 11 16.6 -56.9 200 70 347.5 347.5 296.1 347.6 0.01 35 161 13694 -63.3 -70.3 38 7.0 -63.4 196 45 353.8 353.8 297.5 353.9 0.02 36 150 14130 -63.9 -81.9 7 18.0 -64.0 175 27 360.0 360.0 298.7 360.0 0.00 37 149 14171 -64.1 -83.1 6 19.0 -64.2 175 27 360.3 360.3 298.8 360.4 0.00 38 101 16482 -74.9 -88.9 10 14.0 -74.9 132 17 381.9 381.9 302.6 381.9 0.00 39 100 16540 -75.1 -88.1 11 13.0 -75.2 130 17 382.6 382.6 302.6 382.6 0.00 40 91 17083 -76.7 -89.7 11 13.0 -76.7 120 14 389.9 389.9 303.8 389.9 0.00 41 70 18610 -71.3 -89.3 5 18.0 -71.4 115 13 431.8 431.8 309.0 431.9 0.00 42 60 19509 -75.9 -90.9 8 15.0 -76.0 102 19 441.0 441.0 310.0 441.0 0.00 43 51 20462 -68.9 -89.9 3 21.0 -69.1 86 27 478.4 478.4 313.3 478.4 0.00 44 50 20580 -69.5 -89.5 4 20.0 -69.6 90 36 479.7 479.7 313.4 479.7 0.00 45 35 22756 -61.1 -88.1 2 27.0 -61.8 94 45 553.1 553.1 318.3 553.2 0.00 46 30 23720 -59.1 -87.1 1 28.0 -60.1 85 36 583.5 583.5 319.8 583.6 0.01 47 25 24868 -57.3 -86.3 1 29.0 -58.7 92 38 619.9 619.9 321.5 620.0 0.01 TRP 91 17083 -76.7 -89.7 11 13.0 -76.7 120 14 389.9 389.9 303.8 389.9 0.00 WND 191 12624 -56.7 -73.3 11 16.6 -56.9 200 70 347.5 347.5 296.1 347.6 0.01 Sounding variables and indices 1000-500 mb thick: 5746.00 m Freezing level: 607.32 mb = 4296.59 m = 14096.25 ft Wetbulb zero: 664.25 mb = 3562.16 m = 11686.74 ft Precipitable water: 1.54 inches Sfc-500 mean rel hum: 61.95 % Est. max temperature: 31.27 C = 88.29 F Sfc-Lift cond lev (LCL): 925.08 mb = 768.25 m = 2520.49 ft T: 21.60 C 700-500 lapse rate: 6.86 C/km ThetaE index: 31.88 C Layer 1000.0- 776.0 mb Conv cond level (CCL): 858.31 mb = 1413.54 m = 4637.54 ft Mean mixing ratio: 14.84 g/kg Conv temperature: 31.30 C = 88.34 F Cap Strength: 1.77 C Lifted Index: -3.88 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.60 C Lifted Index @700 mb: 0.62 C Showalter Index: 2.62 C Risk: Showers probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 17.90 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 158.00 Risk: None Energy Index: 1.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 666.84 J/kg Max Up Vert Vel: 36.52 m/s Conv Inhibition (B-): 72.47 J/kg Cap Strength: 1.71 C Lift Cond Lev (LCL): 894.59 mb = 1058.04 m = 3471.23 ft Lev Free Conv (LFC): 679.59 mb = 3374.88 m = 11072.29 ft Equ Level (EL): 219.59 mb = 11727.29 m = 38474.89 ft B at Equ Level: 666.25 J/kg Max Parcel Lev (MPL): 139.59 mb = 14558.84 m = 47764.64 ft Wind level data Storm motion: 4 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 1009 4 30 10 -5.0 -8.7 | 134 6 -4.1 4.0 1 1000 84 15 10 -2.6 -9.7 | 150 3 -1.7 3.0 2 975 305 355 14 1.2 -13.9 | 302 2 2.1 -1.3 3 942 610 340 15 5.1 -14.1 | 283 6 6.0 -1.4 4 925 769 340 16 5.5 -15.0 | 290 7 6.3 -2.4 5 910 914 350 22 3.8 -21.7 | 333 10 4.7 -9.0 6 878 1219 355 25 2.2 -24.9 | 346 13 3.0 -12.2 7 850 1497 345 20 5.2 -19.3 | 318 9 6.0 -6.6 8 817 1829 345 18 4.7 -17.4 | 311 7 5.5 -4.7 9 788 2134 315 21 14.8 -14.8 | 278 16 15.7 -2.2 10 760 2438 315 23 16.3 -16.3 | 282 17 17.1 -3.6 11 733 2743 335 20 8.5 -18.1 | 300 11 9.3 -5.5 12 700 3132 340 18 6.2 -16.9 | 301 8 7.0 -4.2 13 656 3658 350 18 3.1 -17.7 | 322 6 4.0 -5.1 14 631 3962 10 20 -3.5 -19.7 | 20 7 -2.6 -7.0 15 608 4267 355 15 1.3 -14.9 | 316 3 2.2 -2.3 16 585 4572 350 13 2.3 -12.8 | 272 3 3.1 -0.1 17 563 4877 270 13 13.0 -0.0 | 228 19 13.9 12.7 18 542 5182 285 14 13.5 -3.6 | 238 17 14.4 9.1 19 522 5486 255 13 12.6 3.4 | 220 21 13.4 16.0 20 500 5830 255 10 9.7 2.6 | 215 19 10.5 15.3 21 483 6096 260 7 6.9 1.2 | 209 16 7.7 13.9 22 446 6706 200 12 4.1 11.3 | 192 24 5.0 24.0 23 428 7010 200 12 4.1 11.3 | 192 24 5.0 24.0 24 411 7315 170 12 -2.1 11.8 | 177 25 -1.2 24.5 25 400 7530 145 11 -6.3 9.0 | 166 22 -5.5 21.7 26 395 7620 145 12 -6.9 9.8 | 165 23 -6.0 22.5 27 363 8230 180 8 0.0 8.0 | 182 21 0.9 20.7 28 334 8839 230 1 0.8 0.6 | 187 13 1.6 13.3 29 320 9144 205 10 4.2 9.1 | 193 22 5.1 21.7 30 300 9610 175 29 -2.5 28.9 | 178 42 -1.7 41.6 31 294 9754 175 26 -2.3 25.9 | 178 39 -1.4 38.6 32 269 10363 190 51 8.9 50.2 | 189 64 9.7 62.9 33 250 10870 200 56 19.2 52.6 | 197 68 20.0 65.3 34 224 11582 205 69 29.2 62.5 | 202 81 30.0 75.2 35 200 12330 195 64 16.6 61.8 | 193 77 17.4 74.5 36 191 12624 200 70 23.9 65.8 | 198 82 24.8 78.5 37 186 12802 200 70 23.9 65.8 | 198 82 24.8 78.5 38 153 14021 195 35 9.1 33.8 | 192 48 9.9 46.5 39 150 14130 175 27 -2.4 26.9 | 178 40 -1.5 39.6 40 145 14326 175 28 -2.4 27.9 | 178 41 -1.6 40.6 41 131 14935 175 26 -2.3 25.9 | 178 39 -1.4 38.6 42 124 15240 165 26 -6.7 25.1 | 171 38 -5.9 37.8 43 100 16540 130 17 -13.0 10.9 | 153 27 -12.2 23.6 44 96 16764 140 18 -11.6 13.8 | 158 29 -10.7 26.5 45 91 17069 105 18 -17.4 4.7 | 136 24 -16.5 17.3 46 91 17083 120 14 -12.1 7.0 | 150 23 -11.3 19.7 47 87 17374 120 14 -12.1 7.0 | 150 23 -11.3 19.7 48 74 18288 70 27 -25.4 -9.2 | 98 25 -24.5 3.4 49 70 18593 70 11 -10.3 -3.8 | 133 13 -9.5 8.9 50 70 18610 115 13 -11.8 5.5 | 149 21 -10.9 18.2 51 67 18898 115 14 -12.7 5.9 | 148 22 -11.8 18.6 52 57 19812 95 22 -21.9 1.9 | 125 26 -21.1 14.6 53 51 20422 85 24 -23.9 -2.1 | 115 25 -23.1 10.6 54 50 20580 90 36 -36.0 0.0 | 110 37 -35.1 12.7 55 49 20726 95 31 -30.9 2.7 | 117 34 -30.0 15.4 56 46 21031 80 36 -35.5 -6.3 | 101 35 -34.6 6.4 57 44 21336 100 31 -30.5 5.4 | 121 35 -29.7 18.1 58 42 21641 85 37 -36.9 -3.2 | 105 37 -36.0 9.5 59 38 22250 100 38 -37.4 6.6 | 118 41 -36.6 19.3 60 33 23165 90 51 -51.0 0.0 | 104 52 -50.1 12.7 61 30 23720 85 36 -35.9 -3.1 | 105 36 -35.0 9.5 62 28 24079 90 34 -34.0 0.0 | 111 35 -33.1 12.7 63 22 24994 95 43 -42.8 3.7 | 111 45 -42.0 16.4 Wind Parameters Mean winds (0-6000m): 333.8 at 16.9 knts Storm direction: 3.8 at 12.7 knts Shear (0-3000m) pos: 2.1 neg: 3.4 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 167.0 deg Storm rel helicity (0-3000m) pos: 44.0 neg: -35.7 tot: 8.3 m^2/s^2 ave: 2.8 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 1.1 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 82.34 Bulk Shear: 8.10 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 ------------------------------------------------------------------------------- 500 360 13 266 1| 0.0 10.6 10.6| 1.7 -0.8 0.9 1.9 0.37| 12.2 4.5 1000 351 15 305 4| 4.4 5.3 9.7| 17.7 -1.4 16.3 16.3 0.52| 11.4 5.9 1500 351 18 324 6| 2.9 3.7 6.6| 23.0 -15.6 7.5 5.0 0.27| 10.6 2.8 2000 349 18 319 7| 2.2 4.1 6.3| 23.0 -26.5 -3.5 -1.7 0.10| 9.9 0.9 2500 341 19 307 9| 1.7 4.1 5.8| 31.5 -35.7 -4.2 -1.7 0.07| 9.6 0.6 3000 339 19 305 9| 2.1 3.4 5.5| 44.0 -35.7 8.3 2.8 0.12| 9.3 1.1 4000 342 19 309 8| 2.6 2.6 5.2| 59.4 -35.7 23.7 5.9 0.24| 8.3 2.0 5000 342 18 304 8| 2.1 4.1 6.2| 64.5 -69.3 -4.8 -1.0 0.01| 9.4 0.1 6000 334 17 287 9| 2.2 3.6 5.7| 71.3-111.3 -40.0 -6.7 -0.05| 9.0 -0.5 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20260119.12.gif