UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 8 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 1017 4 26.0 21.0 74 5.0 22.5 150 6 297.7 300.5 295.0 342.9 15.58 1 1013 39 24.4 20.2 77 4.2 21.5 156 5 296.5 299.1 294.1 339.3 14.87 2 1000 154 23.6 19.6 78 4.0 20.8 175 3 296.8 299.4 294.0 338.6 14.50 3 925 830 18.0 17.7 98 0.3 17.8 360 3 297.7 300.2 293.9 338.0 13.91 4 891 1151 16.2 15.6 96 0.6 15.8 38 4 299.1 301.4 293.3 335.8 12.61 5 850 1552 14.2 13.1 93 1.1 13.5 85 5 301.0 303.1 292.8 334.0 11.22 6 787 2198 10.6 7.6 82 3.0 8.8 84 7 303.9 305.4 291.4 328.9 8.35 7 765 2435 10.8 4.8 66 6.0 7.3 80 9 306.6 307.9 291.2 328.0 7.07 8 754 2556 11.8 -5.2 30 17.0 3.7 90 9 308.9 309.6 288.6 319.7 3.44 9 709 3070 10.0 -10.0 23 20.0 1.3 124 15 312.4 312.9 288.9 320.6 2.52 10 700 3176 9.2 -7.8 29 17.0 1.4 130 16 312.7 313.3 289.5 322.4 3.03 11 610 4300 2.0 -1.5 78 3.5 0.2 110 18 316.9 318.0 293.0 334.9 5.63 12 566 4900 -1.5 -17.5 28 16.0 -7.2 121 13 319.7 320.0 290.4 325.5 1.71 13 559 4999 -0.9 -28.9 10 28.0 -8.7 123 13 321.5 321.6 289.9 323.8 0.63 14 532 5392 -3.5 -36.5 6 33.0 -10.9 131 10 323.0 323.1 290.0 324.2 0.32 15 504 5818 -6.1 -31.1 12 25.0 -12.3 139 6 324.9 325.0 290.8 326.9 0.57 16 500 5880 -6.5 -22.5 27 16.0 -11.5 140 6 325.1 325.4 291.6 329.5 1.26 17 499 5896 -6.7 -20.7 32 14.0 -11.2 144 6 325.1 325.3 291.7 330.2 1.47 18 462 6494 -9.1 -37.1 8 28.0 -15.0 244 4 329.3 329.4 291.9 330.6 0.34 19 400 7590 -17.5 -39.5 13 22.0 -21.2 120 9 332.2 332.3 292.6 333.4 0.31 20 388 7818 -18.3 -47.3 6 29.0 -22.3 73 8 334.1 334.1 293.0 334.7 0.14 21 386 7857 -18.7 -47.7 6 29.0 -22.6 65 8 334.1 334.1 293.0 334.6 0.13 22 382 7935 -18.5 -48.5 5 30.0 -22.5 49 7 335.3 335.4 293.3 335.8 0.12 23 300 9690 -32.7 -56.7 7 24.0 -34.4 305 4 339.3 339.3 294.2 339.5 0.06 24 262 10623 -40.9 -53.9 23 13.0 -41.6 243 13 340.7 340.7 294.6 341.1 0.10 25 251 10913 -41.9 -63.9 7 22.0 -42.8 240 14 343.4 343.4 295.1 343.5 0.03 26 250 10940 -42.1 -64.1 7 22.0 -42.9 240 14 343.5 343.5 295.2 343.6 0.03 27 235 11355 -45.9 -56.9 28 11.0 -46.4 236 16 343.9 343.9 295.3 344.2 0.07 28 222 11732 -48.3 -67.3 9 19.0 -48.8 232 19 345.8 345.8 295.7 345.9 0.02 29 200 12410 -54.5 -68.5 16 14.0 -54.8 225 23 346.5 346.5 295.8 346.5 0.02 30 195 12572 -55.9 -68.9 18 13.0 -56.1 224 24 346.7 346.7 295.9 346.8 0.02 31 150 14200 -67.7 -76.7 27 9.0 -67.8 250 19 353.5 353.5 297.4 353.5 0.01 32 137 14738 -72.3 -78.3 40 6.0 -72.3 237 24 354.6 354.6 297.6 354.7 0.01 33 126 15227 -73.9 -80.9 33 7.0 -73.9 232 29 360.3 360.3 298.8 360.3 0.00 34 113 15863 -72.9 -83.9 17 11.0 -72.9 250 37 373.6 373.6 301.2 373.6 0.00 35 100 16570 -77.5 -85.5 26 8.0 -77.5 250 23 378.0 378.0 301.9 378.0 0.00 36 92 17045 -79.7 -86.7 30 7.0 -79.7 280 14 382.8 382.8 302.7 382.8 0.00 37 70 18620 -73.1 -88.1 8 15.0 -73.2 355 13 428.0 428.0 308.6 428.0 0.00 38 68 18791 -72.7 -87.7 9 15.0 -72.8 355 13 432.4 432.4 309.1 432.4 0.00 39 65 19056 -73.1 -89.1 7 16.0 -73.2 358 20 437.2 437.2 309.6 437.2 0.00 40 60 19534 -66.7 -87.7 4 21.0 -66.9 274 9 461.6 461.6 311.9 461.6 0.00 41 51 20528 -63.3 -88.3 2 25.0 -63.7 213 5 491.5 491.5 314.3 491.5 0.00 42 50 20650 -64.1 -88.1 2 24.0 -64.4 210 9 492.4 492.4 314.4 492.4 0.00 43 48 20899 -64.7 -88.7 2 24.0 -65.0 205 11 496.8 496.8 314.7 496.8 0.00 44 42 21722 -60.5 -87.5 2 27.0 -61.2 239 11 526.5 526.5 316.7 526.5 0.00 45 34 23031 -62.1 -88.1 2 26.0 -62.7 30 18 555.1 555.1 318.4 555.1 0.00 46 30 23810 -59.1 -87.1 1 28.0 -60.1 25 13 583.5 583.5 319.8 583.6 0.01 47 27 24469 -60.9 -87.9 2 27.0 -61.8 26 14 596.3 596.3 320.5 596.4 0.01 48 21 26047 -57.5 -86.5 1 29.0 -59.2 20 9 651.0 651.0 322.7 651.1 0.01 49 20 26360 -52.1 -84.1 1 32.0 -55.0 10 7 676.7 676.7 323.7 676.8 0.02 50 19 26693 -50.3 -83.3 1 33.0 -53.8 349 2 692.3 692.3 324.2 692.4 0.02 51 15 28248 -46.9 -81.9 1 35.0 -52.2 335 5 752.0 752.0 326.0 752.3 0.03 52 15 28248 -47.1 -82.1 1 35.0 -52.4 335 5 751.4 751.4 326.0 751.6 0.03 TRP 92 17045 -79.7 -86.7 30 7.0 -79.7 280 14 382.8 382.8 302.7 382.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5726.00 m Freezing level: 584.86 mb = 4643.12 m = 15233.16 ft Wetbulb zero: 609.01 mb = 4313.37 m = 14151.30 ft Precipitable water: 1.55 inches Sfc-500 mean rel hum: 56.83 % Est. max temperature: 28.50 C = 83.30 F Sfc-Lift cond lev (LCL): 945.72 mb = 637.91 m = 2092.85 ft T: 19.59 C 700-500 lapse rate: 5.81 C/km ThetaE index: 23.11 C Layer 1013.0- 709.0 mb Conv cond level (CCL): 926.90 mb = 812.17 m = 2664.56 ft Mean mixing ratio: 14.27 g/kg Conv temperature: 25.98 C = 78.76 F Cap Strength: 2.30 C Lifted Index: 0.92 C Risk: Showers probable Lifted Index @300 mb: 2.26 C Lifted Index @700 mb: 1.97 C Showalter Index: 2.86 C Risk: Showers probable Total Totals Index: 40.30 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 19.60 C K Index: 16.80 Risk: < 20 % chance of thunderstorms Sweat Index: 173.20 Risk: None Energy Index: -0.85 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.09 J/kg Max Up Vert Vel: 8.38 m/s Conv Inhibition (B-): 0.69 J/kg Cap Strength: 2.21 C Lift Cond Lev (LCL): 933.83 mb = 747.60 m = 2452.73 ft Lev Free Conv (LFC): 918.83 mb = 887.34 m = 2911.19 ft Equ Level (EL): 758.83 mb = 2502.74 m = 8210.98 ft B at Equ Level: 31.56 J/kg Max Parcel Lev (MPL): 708.83 mb = 3071.82 m = 10078.02 ft Wind level data Storm motion: 147 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 1017 4 150 6 -3.0 5.2 | 315 2 1.1 -1.1 1 1000 154 175 3 -0.3 3.0 | 311 5 3.9 -3.3 2 983 305 230 4 3.1 2.6 | 298 8 7.2 -3.8 3 949 610 330 3 1.5 -2.6 | 328 11 5.6 -8.9 4 925 830 360 3 -0.0 -3.0 | 336 10 4.1 -9.3 5 916 914 10 3 -0.5 -3.0 | 339 10 3.6 -9.3 6 850 1552 85 5 -5.0 -0.4 | 7 7 -0.8 -6.8 7 793 2134 85 6 -6.0 -0.5 | 15 7 -1.8 -6.9 8 765 2438 80 9 -8.9 -1.6 | 31 9 -4.7 -7.9 9 737 2743 105 10 -9.7 2.6 | 56 7 -5.5 -3.7 10 700 3176 130 16 -12.3 10.3 | 116 9 -8.1 4.0 11 685 3353 135 18 -12.7 12.7 | 127 11 -8.6 6.4 12 635 3962 130 19 -14.6 12.2 | 119 12 -10.4 5.9 13 611 4267 110 18 -16.9 6.2 | 89 13 -12.8 -0.2 14 500 5880 140 6 -3.9 4.6 | 351 2 0.3 -1.7 15 486 6096 190 6 1.0 5.9 | 275 5 5.2 -0.4 16 415 7315 0 0 -0.0 -0.0 | 327 8 4.1 -6.3 17 400 7590 120 9 -7.8 4.5 | 63 4 -3.7 -1.8 18 366 8230 345 6 1.6 -5.8 | 335 13 5.7 -12.1 19 351 8534 350 10 1.7 -9.8 | 340 17 5.9 -16.2 20 337 8839 5 10 -0.9 -10.0 | 349 17 3.3 -16.3 21 300 9690 305 4 3.3 -2.3 | 319 11 7.4 -8.6 22 260 10668 240 13 11.3 6.5 | 269 15 15.4 0.2 23 250 10940 240 14 12.1 7.0 | 268 16 16.3 0.7 24 200 12410 225 23 16.3 16.3 | 244 23 20.4 9.9 25 179 13106 220 27 17.4 20.7 | 236 26 21.5 14.4 26 150 14200 250 19 17.9 6.5 | 270 22 22.0 0.2 27 147 14326 250 19 17.9 6.5 | 270 22 22.0 0.2 28 132 14935 230 26 19.9 16.7 | 247 26 24.1 10.4 29 119 15545 235 33 27.0 18.9 | 248 34 31.2 12.6 30 113 15850 250 37 34.8 12.7 | 261 39 38.9 6.3 31 102 16459 270 23 23.0 -0.0 | 283 28 27.1 -6.3 32 100 16570 250 23 21.6 7.9 | 267 26 25.8 1.5 33 97 16764 255 24 23.2 6.2 | 270 27 27.3 -0.1 34 92 17045 280 14 13.8 -2.4 | 296 20 17.9 -8.8 35 92 17069 250 16 15.0 5.5 | 273 19 19.2 -0.9 36 87 17374 280 14 13.8 -2.4 | 296 20 17.9 -8.8 37 82 17678 270 24 24.0 -0.0 | 283 29 28.1 -6.3 38 78 17983 250 15 14.1 5.1 | 274 18 18.2 -1.2 39 70 18593 185 10 0.9 10.0 | 234 6 5.0 3.6 40 70 18620 355 13 1.1 -13.0 | 345 20 5.3 -19.3 41 67 18898 355 13 1.1 -13.0 | 345 20 5.3 -19.3 42 64 19202 360 26 -0.0 -26.0 | 353 33 4.1 -32.3 43 60 19507 280 10 9.8 -1.7 | 300 16 14.0 -8.1 44 57 19812 235 2 1.6 1.1 | 312 8 5.8 -5.2 45 52 20422 215 1 0.6 0.8 | 319 7 4.7 -5.5 46 50 20650 210 9 4.5 7.8 | 260 9 8.6 1.5 47 43 21641 190 16 2.8 15.8 | 216 12 6.9 9.4 48 41 21946 0 0 -0.0 -0.0 | 327 8 4.1 -6.3 49 39 22250 340 11 3.8 -10.3 | 335 18 7.9 -16.7 50 35 22860 50 12 -9.2 -7.7 | 20 15 -5.1 -14.0 51 33 23165 15 22 -5.7 -21.3 | 3 28 -1.6 -27.6 52 32 23470 355 12 1.0 -12.0 | 344 19 5.2 -18.3 53 30 23774 315 1 0.7 -0.7 | 325 9 4.8 -7.0 54 30 23810 25 13 -5.5 -11.8 | 4 18 -1.4 -18.1 55 29 24079 25 13 -5.5 -11.8 | 4 18 -1.4 -18.1 56 27 24384 15 15 -3.9 -14.5 | 359 21 0.3 -20.8 57 25 24994 90 10 -10.0 0.0 | 43 9 -5.9 -6.3 58 24 25298 60 11 -9.5 -5.5 | 24 13 -5.4 -11.8 59 23 25603 35 13 -7.5 -10.6 | 11 17 -3.3 -17.0 60 20 26360 10 7 -1.2 -6.9 | 348 14 2.9 -13.2 61 19 26518 350 2 0.3 -2.0 | 332 9 4.5 -8.3 62 11 28651 315 8 5.7 -5.7 | 321 15 9.8 -12.0 Wind Parameters Mean winds (0-6000m): 116.8 at 10.1 knts Storm direction: 146.8 at 7.6 knts Shear (0-3000m) pos: 1.5 neg: 0.0 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 138.8 deg Storm rel helicity (0-3000m) pos: 51.7 neg: -1.8 tot: 49.9 m^2/s^2 ave: 16.6 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.27 Bulk Shear: 15.46 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 ------------------------------------------------------------------------------- 500 207 4 296 7| 9.2 0.0 9.2| 8.3 -1.8 6.5 13.1 0.18| 11.2 2.0 1000 280 3 312 10| 4.4 0.0 4.4| 20.8 -1.8 19.0 19.0 0.42| 8.0 3.3 1500 37 4 348 9| 2.2 0.0 2.2| 28.9 -1.8 27.2 18.1 0.50| 6.8 3.4 2000 71 4 358 8| 1.6 0.0 1.6| 30.8 -1.8 29.0 14.5 0.52| 5.5 2.8 2500 77 5 4 7| 1.8 0.0 1.8| 37.5 -1.8 35.7 14.3 0.56| 5.2 2.9 3000 89 6 14 7| 1.5 0.0 1.5| 51.7 -1.8 49.9 16.6 0.65| 5.7 3.7 4000 115 9 56 5| 1.6 0.3 1.9| 63.2 -8.6 54.7 13.7 0.58| 5.4 3.1 5000 116 10 70 5| 1.0 0.6 1.6| 66.0 -26.2 39.8 8.0 0.37| 5.5 2.0 6000 117 10 70 5| 0.6 0.5 1.2| 66.0 -29.1 37.0 6.2 0.22| 5.4 1.2 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251008.12.gif