UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101612.upa.cvt Date: 1200Z 16 OCT 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 16 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 1019 4 23.6 19.3 77 4.3 20.6 140 5 295.2 297.7 293.1 335.2 13.96 1 1000 165 21.8 18.8 83 3.0 19.8 165 5 295.0 297.4 292.9 334.4 13.78 2 943 673 18.2 17.6 96 0.6 17.8 146 6 296.3 298.7 293.2 335.3 13.55 3 925 838 17.8 17.5 98 0.3 17.6 80 5 297.5 300.0 293.6 337.3 13.73 4 850 1559 14.4 14.1 98 0.3 14.2 25 8 301.2 303.4 293.4 336.5 11.99 5 833 1730 13.6 13.6 100 0.0 13.6 24 7 302.1 304.3 293.6 337.1 11.84 6 816 1904 14.0 10.6 80 3.4 11.9 22 6 304.3 306.2 292.7 333.9 9.89 7 768 2414 11.4 7.7 78 3.7 9.2 259 2 306.9 308.5 292.5 333.0 8.62 8 758 2523 10.6 7.2 79 3.4 8.6 241 3 307.1 308.7 292.4 332.7 8.44 9 753 2578 10.4 2.4 58 8.0 6.0 238 4 307.5 308.6 290.6 326.1 6.05 10 744 2679 10.6 -6.4 30 17.0 2.7 233 5 308.8 309.4 288.3 318.8 3.18 11 710 3066 6.8 -7.2 36 14.0 0.5 216 10 308.8 309.3 288.3 318.7 3.13 12 700 3183 6.6 -10.4 28 17.0 -0.6 220 7 309.8 310.3 288.0 317.7 2.47 13 696 3230 7.0 -17.0 16 24.0 -1.8 223 8 310.7 311.0 287.3 315.5 1.45 14 651 3777 5.8 -41.2 2 47.0 -4.8 204 13 315.4 315.4 287.4 316.0 0.16 15 583 4668 0.0 -44.0 2 44.0 -8.7 204 19 318.7 318.8 288.5 319.2 0.13 16 578 4737 0.4 -36.6 4 37.0 -8.2 202 19 320.0 320.0 289.0 321.0 0.29 17 520 5573 -6.5 -36.5 7 30.0 -12.9 198 26 321.5 321.6 289.6 322.7 0.32 18 506 5787 -5.9 -48.9 2 43.0 -13.0 192 25 324.7 324.8 290.3 325.1 0.09 19 500 5880 -6.5 -48.5 2 42.0 -13.5 190 24 325.1 325.1 290.4 325.5 0.09 20 435 6950 -13.5 -49.5 3 36.0 -18.6 195 31 329.4 329.5 291.7 329.8 0.10 21 400 7580 -18.3 -49.3 5 31.0 -22.2 210 30 331.2 331.2 292.2 331.6 0.11 22 300 9660 -34.9 -59.9 6 25.0 -36.3 235 38 336.2 336.2 293.4 336.3 0.04 23 264 10535 -42.7 -61.7 11 19.0 -43.4 242 40 337.3 337.3 293.7 337.4 0.04 24 250 10900 -45.3 -63.3 11 18.0 -45.9 235 44 338.7 338.7 294.0 338.8 0.03 25 217 11833 -51.1 -66.4 15 15.3 -51.5 235 65 343.7 343.7 295.2 343.8 0.02 26 214 11923 -51.7 -66.7 15 15.0 -52.0 235 65 344.2 344.2 295.3 344.3 0.02 27 200 12360 -54.1 -72.1 9 18.0 -54.4 235 59 347.1 347.1 296.0 347.1 0.01 28 171 13353 -59.9 -76.9 9 17.0 -60.0 235 49 353.4 353.4 297.4 353.4 0.01 29 150 14160 -65.9 -78.9 15 13.0 -66.0 235 41 356.6 356.6 298.0 356.6 0.01 30 128 15107 -72.7 -80.7 29 8.0 -72.8 265 38 360.9 360.9 298.9 360.9 0.00 31 127 15153 -73.1 -81.1 29 8.0 -73.1 266 38 361.0 361.0 298.9 361.0 0.00 32 121 15438 -70.5 -82.5 15 12.0 -70.5 267 35 370.7 370.7 300.7 370.8 0.00 33 107 16158 -76.1 -85.1 23 9.0 -76.1 270 26 373.4 373.4 301.2 373.4 0.00 34 100 16550 -74.7 -85.7 17 11.0 -74.7 270 21 383.4 383.4 302.8 383.4 0.00 35 78 17998 -73.3 -88.3 8 15.0 -73.3 240 21 414.5 414.5 307.0 414.5 0.00 36 70 18640 -67.5 -88.5 4 21.0 -67.7 145 5 440.0 440.0 309.8 440.0 0.00 37 61 19466 -68.9 -89.9 3 21.0 -69.1 92 1 454.5 454.5 311.3 454.5 0.00 38 50 20670 -63.9 -89.9 2 26.0 -64.3 90 20 492.9 492.9 314.4 492.9 0.00 39 36 22701 -58.3 -88.3 1 30.0 -59.2 83 18 555.9 555.9 318.4 556.0 0.00 40 30 23840 -59.7 -88.7 1 29.0 -60.6 120 12 581.9 581.9 319.8 581.9 0.00 41 20 26400 -54.9 -85.9 1 31.0 -57.1 95 36 668.1 668.1 323.3 668.2 0.01 42 16 27832 -53.3 -85.3 1 32.0 -56.3 89 38 717.4 717.4 325.0 717.5 0.02 43 14 28705 -46.3 -82.3 1 36.0 -52.1 77 37 769.0 769.1 326.4 769.3 0.03 TRP 107 16158 -76.1 -85.1 23 9.0 -76.1 270 26 373.4 373.4 301.2 373.4 0.00 WND 217 11833 -51.1 -66.4 15 15.3 -51.5 235 65 343.7 343.7 295.2 343.8 0.02 Sounding variables and indices 1000-500 mb thick: 5715.00 m Freezing level: 574.64 mb = 4785.81 m = 15701.29 ft Wetbulb zero: 705.37 mb = 3120.14 m = 10236.55 ft Precipitable water: 1.37 inches Sfc-500 mean rel hum: 43.97 % Est. max temperature: 28.73 C = 83.71 F Sfc-Lift cond lev (LCL): 956.95 mb = 545.51 m = 1789.72 ft T: 19.10 C 700-500 lapse rate: 4.86 C/km ThetaE index: 21.56 C Layer 816.0- 651.0 mb Conv cond level (CCL): 912.99 mb = 949.45 m = 3114.97 ft Mean mixing ratio: 13.70 g/kg Conv temperature: 26.54 C = 79.78 F Cap Strength: 2.67 C Lifted Index: 2.27 C Risk: None Lifted Index @300 mb: 2.05 C Lifted Index @700 mb: 0.43 C Showalter Index: 1.74 C Risk: Showers probable Total Totals Index: 41.50 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 20.60 C K Index: 18.00 Risk: < 20 % chance of thunderstorms Sweat Index: 209.20 Risk: None Energy Index: -2.07 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.99 J/kg Max Up Vert Vel: 4.24 m/s Conv Inhibition (B-): 30370.66 J/kg Cap Strength: 2.61 C Lift Cond Lev (LCL): 943.05 mb = 672.06 m = 2204.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 231 at 9 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 1019 4 140 5 -3.2 3.8 | 79 11 -10.4 -1.9 1 1000 165 165 5 -1.3 4.8 | 84 9 -8.5 -0.9 2 984 305 215 5 2.9 4.1 | 69 5 -4.3 -1.7 3 950 610 170 7 -1.2 6.9 | 98 8 -8.4 1.1 4 925 838 80 5 -4.9 -0.9 | 61 14 -12.1 -6.6 5 917 914 75 5 -4.8 -1.3 | 60 14 -12.0 -7.1 6 885 1219 15 11 -2.8 -10.6 | 32 19 -10.1 -16.4 7 850 1559 25 8 -3.4 -7.3 | 39 17 -10.6 -13.0 8 794 2134 20 5 -1.7 -4.7 | 40 14 -8.9 -10.5 9 765 2438 245 2 1.8 0.8 | 48 7 -5.4 -4.9 10 711 3048 215 10 5.7 8.2 | 149 3 -1.5 2.4 11 700 3183 220 7 4.5 5.4 | 82 3 -2.7 -0.4 12 685 3353 230 11 8.4 7.1 | 223 2 1.2 1.3 13 660 3658 200 13 4.4 12.2 | 157 7 -2.8 6.5 14 611 4267 220 15 9.6 11.5 | 203 6 2.4 5.7 15 567 4877 195 21 5.4 20.3 | 173 15 -1.8 14.5 16 525 5486 200 27 9.2 25.4 | 186 20 2.0 19.6 17 500 5880 190 24 4.2 23.6 | 170 18 -3.0 17.9 18 486 6096 190 26 4.5 25.6 | 172 20 -2.7 19.8 19 449 6706 190 31 5.4 30.5 | 176 25 -1.8 24.8 20 400 7580 210 30 15.0 26.0 | 201 22 7.8 20.2 21 398 7620 215 30 17.2 24.6 | 208 21 10.0 18.8 22 366 8230 200 30 10.3 28.2 | 188 23 3.1 22.4 23 309 9449 230 36 27.6 23.1 | 230 27 20.4 17.4 24 300 9660 235 38 31.1 21.8 | 236 29 23.9 16.0 25 271 10363 245 41 37.2 17.3 | 249 32 30.0 11.6 26 259 10668 240 39 33.8 19.5 | 243 30 26.6 13.7 27 250 10900 235 44 36.0 25.2 | 236 35 28.8 19.5 28 217 11833 235 65 53.2 37.3 | 236 56 46.0 31.5 29 215 11887 235 65 53.2 37.3 | 236 56 46.0 31.5 30 200 12360 235 59 48.3 33.8 | 236 50 41.1 28.1 31 150 14160 235 41 33.6 23.5 | 236 32 26.4 17.8 32 146 14326 235 41 33.6 23.5 | 236 32 26.4 17.8 33 125 15240 270 38 38.0 -0.0 | 281 31 30.8 -5.8 34 113 15850 260 27 26.6 4.7 | 273 19 19.4 -1.1 35 107 16158 270 26 26.0 -0.0 | 287 20 18.8 -5.8 36 102 16459 275 26 25.9 -2.3 | 293 20 18.7 -8.0 37 100 16550 270 21 21.0 -0.0 | 293 15 13.8 -5.8 38 96 16764 270 20 20.0 -0.0 | 294 14 12.8 -5.8 39 87 17374 225 11 7.8 7.8 | 196 2 0.6 2.0 40 82 17678 245 16 14.5 6.8 | 262 7 7.3 1.0 41 78 17983 240 22 19.1 11.0 | 246 13 11.8 5.2 42 74 18288 240 12 10.4 6.0 | 266 3 3.2 0.2 43 71 18593 210 12 6.0 10.4 | 165 5 -1.2 4.6 44 70 18640 145 5 -2.9 4.1 | 81 10 -10.1 -1.7 45 61 19507 90 1 -1.0 0.0 | 55 10 -8.2 -5.8 46 55 20117 110 10 -9.4 3.4 | 82 17 -16.6 -2.3 47 52 20422 80 16 -15.8 -2.8 | 70 25 -23.0 -8.5 48 50 20670 90 20 -20.0 0.0 | 78 28 -27.2 -5.8 49 50 20726 95 17 -16.9 1.5 | 80 25 -24.1 -4.3 50 47 21031 80 22 -21.7 -3.8 | 72 30 -28.9 -9.6 51 45 21336 95 19 -18.9 1.7 | 81 26 -26.1 -4.1 52 43 21641 75 19 -18.4 -4.9 | 67 28 -25.6 -10.7 53 39 22250 95 18 -17.9 1.6 | 81 25 -25.1 -4.2 54 37 22555 70 17 -16.0 -5.8 | 63 26 -23.2 -11.6 55 35 22860 95 19 -18.9 1.7 | 81 26 -26.1 -4.1 56 33 23165 90 23 -23.0 0.0 | 79 31 -30.2 -5.8 57 32 23470 90 16 -16.0 0.0 | 76 24 -23.2 -5.8 58 30 23840 120 12 -10.4 6.0 | 91 18 -17.6 0.2 59 29 24079 85 15 -14.9 -1.3 | 72 23 -22.1 -7.1 60 28 24384 130 16 -12.3 10.3 | 103 20 -19.5 4.5 61 25 24994 115 21 -19.0 8.9 | 97 26 -26.2 3.1 62 23 25603 100 30 -29.5 5.2 | 89 37 -36.7 -0.6 63 20 26400 95 36 -35.9 3.1 | 87 43 -43.1 -2.6 64 18 26822 95 36 -35.9 3.1 | 87 43 -43.1 -2.6 65 15 27432 85 39 -38.9 -3.4 | 79 47 -46.1 -9.2 66 14 27737 75 36 -34.8 -9.3 | 70 45 -42.0 -15.1 67 11 28651 70 24 -22.6 -8.2 | 65 33 -29.8 -14.0 68 10 28956 85 23 -22.9 -2.0 | 76 31 -30.1 -7.8 Wind Parameters Mean winds (0-6000m): 201.3 at 12.3 knts Storm direction: 231.3 at 9.2 knts Shear (0-3000m) pos: 0.8 neg: 0.9 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 59.6 deg Storm rel helicity (0-3000m) pos: 22.3 neg: -69.5 tot: -47.2 m^2/s^2 ave: -15.7 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 9.1 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.20 Bulk Shear: 7.52 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 ------------------------------------------------------------------------------- 500 182 5 86 7| 4.7 0.0 4.7| 5.1 -2.3 2.8 5.7 0.16| 9.9 1.6 1000 155 6 86 10| 2.3 6.0 8.4| 6.0 -32.8 -26.9 -26.9 -0.31| 12.3 -3.8 1500 74 7 61 16| 1.6 5.0 6.6| 12.7 -62.5 -49.8 -33.2 -0.37| 11.5 -4.2 2000 48 7 50 16| 1.2 3.1 4.2| 15.1 -62.5 -47.4 -23.7 -0.32| 9.4 -3.0 2500 41 6 47 15| 0.9 1.1 2.0| 20.0 -69.5 -49.5 -19.8 -0.25| 9.5 -2.4 3000 41 6 47 15| 0.8 0.9 1.7| 22.3 -69.5 -47.2 -15.7 -0.15| 9.1 -1.3 4000 208 8 105 4| 0.6 1.1 1.7| 27.3 -73.7 -46.4 -11.6 -0.10| 8.7 -0.9 5000 207 10 135 4| 0.5 1.7 2.1| 33.4 -87.1 -53.8 -10.8 -0.11| 8.3 -0.9 6000 201 12 154 6| 0.8 1.3 2.0| 47.7-111.2 -63.6 -10.6 -0.12| 7.8 -0.9 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251016.12.gif