UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 15 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 1018 4 23.4 20.9 86 2.5 21.6 200 10 295.0 297.8 294.1 339.4 15.46 1 1000 163 22.0 20.3 90 1.7 20.8 200 16 295.1 297.9 294.0 338.6 15.16 2 925 838 17.8 17.8 100 0.0 17.8 205 17 297.5 300.0 293.9 338.0 14.00 3 920 885 17.4 17.4 100 0.0 17.4 205 17 297.6 300.0 293.6 337.3 13.72 4 850 1561 14.8 14.8 100 0.0 14.8 175 9 301.6 304.0 294.0 338.6 12.55 5 700 3186 7.6 5.7 88 1.9 6.5 335 1 310.9 312.5 293.4 336.3 8.24 6 699 3198 7.6 5.6 87 2.0 6.4 339 1 311.0 312.6 293.4 336.3 8.19 7 590 4573 -0.5 -3.3 81 2.8 -1.9 230 13 317.1 318.0 292.6 333.3 5.09 8 564 4932 -2.9 -3.0 99 0.1 -3.0 256 10 318.3 319.4 293.3 335.8 5.44 9 553 5087 -3.3 -3.3 100 0.0 -3.3 268 8 319.7 320.7 293.6 337.2 5.43 10 531 5408 -4.9 -9.3 71 4.4 -6.8 293 5 321.5 322.2 292.6 333.2 3.56 11 516 5633 -5.3 -41.3 4 36.0 -12.4 263 10 323.6 323.7 290.1 324.4 0.20 12 501 5864 -5.5 -47.5 2 42.0 -12.8 216 17 326.1 326.2 290.7 326.6 0.10 13 500 5880 -5.7 -44.7 3 39.0 -12.9 215 17 326.1 326.1 290.7 326.6 0.14 14 496 5943 -5.9 -43.9 3 38.0 -13.0 212 18 326.6 326.6 290.9 327.2 0.16 15 449 6714 -12.1 -41.1 7 29.0 -17.3 200 26 328.2 328.3 291.5 329.1 0.23 16 400 7590 -16.7 -48.7 4 32.0 -21.1 225 16 333.3 333.3 292.7 333.7 0.11 17 385 7877 -18.3 -51.3 4 33.0 -22.4 231 19 334.8 334.9 293.1 335.2 0.09 18 334 8923 -25.9 -59.9 3 34.0 -28.6 244 31 338.3 338.3 293.9 338.5 0.04 19 300 9690 -33.1 -60.1 5 27.0 -34.8 230 24 338.7 338.7 294.0 338.9 0.04 20 250 10940 -43.9 -62.9 10 19.0 -44.6 260 23 340.8 340.8 294.6 340.9 0.03 21 236 11323 -47.3 -64.3 13 17.0 -47.8 248 25 341.3 341.3 294.7 341.4 0.03 22 223 11696 -49.1 -69.1 8 20.0 -49.6 237 33 344.1 344.1 295.3 344.2 0.02 23 207 12179 -53.3 -62.3 33 9.0 -53.5 230 41 345.0 345.0 295.6 345.1 0.04 24 204 12273 -53.7 -75.7 5 22.0 -54.0 230 39 345.8 345.8 295.7 345.8 0.01 25 200 12400 -54.3 -71.3 11 17.0 -54.6 230 36 346.8 346.8 295.9 346.8 0.01 26 154 14030 -64.9 -77.9 15 13.0 -65.0 275 25 355.6 355.6 297.8 355.6 0.01 27 150 14190 -66.5 -77.5 20 11.0 -66.6 285 27 355.5 355.5 297.8 355.6 0.01 28 135 14820 -71.7 -78.7 34 7.0 -71.8 285 35 357.2 357.2 298.1 357.2 0.01 29 124 15318 -74.7 -80.7 39 6.0 -74.7 255 35 360.5 360.5 298.8 360.5 0.00 30 101 16512 -74.5 -85.5 17 11.0 -74.5 161 13 382.7 382.7 302.7 382.7 0.00 31 100 16570 -74.5 -85.5 17 11.0 -74.5 155 12 383.8 383.8 302.9 383.8 0.00 32 92 17052 -76.5 -86.5 19 10.0 -76.5 50 1 389.1 389.1 303.6 389.1 0.00 33 70 18650 -69.9 -89.9 4 20.0 -70.0 275 10 434.8 434.8 309.3 434.9 0.00 34 65 19094 -67.1 -90.1 2 23.0 -67.3 177 12 450.3 450.3 310.9 450.3 0.00 35 59 19675 -69.5 -90.5 3 21.0 -69.6 88 16 457.5 457.5 311.5 457.5 0.00 36 53 20323 -64.3 -91.3 1 27.0 -64.6 107 19 483.8 483.8 313.8 483.8 0.00 37 50 20680 -63.9 -90.9 1 27.0 -64.3 85 24 492.9 492.9 314.4 492.9 0.00 38 38 22369 -60.9 -89.9 1 29.0 -61.6 90 25 540.8 540.8 317.6 540.8 0.00 39 37 22534 -62.3 -90.3 1 28.0 -62.9 104 27 541.3 541.3 317.6 541.4 0.00 40 30 23840 -57.7 -88.7 1 31.0 -58.9 70 35 587.3 587.3 320.0 587.4 0.00 41 28 24274 -59.5 -89.5 1 30.0 -60.5 70 26 594.0 594.0 320.3 594.1 0.00 42 24 25250 -54.7 -87.7 1 33.0 -56.7 93 30 634.8 634.8 322.1 634.8 0.01 43 20 26420 -53.7 -86.7 1 33.0 -56.2 95 46 671.8 671.8 323.5 671.9 0.01 44 16 27859 -52.3 -86.3 1 34.0 -55.6 87 42 720.6 720.6 325.1 720.8 0.01 45 16 27859 -52.5 -86.5 1 34.0 -55.8 87 42 720.0 720.0 325.1 720.1 0.01 46 14 28731 -48.1 -86.1 0 38.0 -53.2 99 43 762.9 762.9 326.3 763.1 0.02 TRP 124 15318 -74.7 -80.7 39 6.0 -74.7 255 35 360.5 360.5 298.8 360.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5717.00 m Freezing level: 596.73 mb = 4488.06 m = 14724.43 ft Wetbulb zero: 615.07 mb = 4235.36 m = 13895.37 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 85.44 % Est. max temperature: 28.95 C = 84.11 F Sfc-Lift cond lev (LCL): 981.80 mb = 322.00 m = 1056.42 ft T: 21.01 C 700-500 lapse rate: 4.94 C/km ThetaE index: 2.38 C Layer 700.0- 699.0 mb Conv cond level (CCL): 942.87 mb = 672.32 m = 2205.76 ft Mean mixing ratio: 14.65 g/kg Conv temperature: 25.31 C = 77.55 F Cap Strength: 1.83 C Lifted Index: 1.72 C Risk: Showers probable Lifted Index @300 mb: 1.92 C Lifted Index @700 mb: 0.43 C Showalter Index: 1.66 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 20.50 C K Index: 33.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 212.60 Risk: None Energy Index: -2.29 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.89 J/kg Max Up Vert Vel: 9.04 m/s Conv Inhibition (B-): 1.29 J/kg Cap Strength: 1.66 C Lift Cond Lev (LCL): 953.33 mb = 576.81 m = 1892.38 ft Lev Free Conv (LFC): 928.33 mb = 806.88 m = 2647.22 ft Equ Level (EL): 848.33 mb = 1577.45 m = 5175.31 ft B at Equ Level: 13.89 J/kg Max Parcel Lev (MPL): 678.33 mb = 3441.25 m = 11290.06 ft Wind level data Storm motion: 252 at 7 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 1018 4 200 10 3.4 9.4 | 157 8 -3.0 7.3 1 1000 163 200 16 5.5 15.0 | 176 13 -1.0 12.9 2 984 305 210 17 8.5 14.7 | 189 13 2.0 12.6 3 950 610 210 16 8.0 13.9 | 187 12 1.5 11.8 4 925 838 205 17 7.2 15.4 | 183 13 0.7 13.3 5 917 914 205 17 7.2 15.4 | 183 13 0.7 13.3 6 885 1219 215 15 8.6 12.3 | 192 10 2.2 10.2 7 854 1524 185 10 0.9 10.0 | 145 10 -5.6 7.9 8 850 1561 175 9 -0.8 9.0 | 133 10 -7.2 6.9 9 823 1829 215 1 0.6 0.8 | 78 6 -5.9 -1.3 10 794 2134 10 6 -1.0 -5.9 | 43 11 -7.5 -8.0 11 765 2438 20 8 -2.7 -7.5 | 44 13 -9.2 -9.6 12 700 3186 335 1 0.4 -0.9 | 63 7 -6.0 -3.0 13 660 3658 140 1 -0.6 0.8 | 79 7 -7.1 -1.3 14 612 4267 235 13 10.6 7.5 | 218 7 4.2 5.4 15 589 4572 230 13 10.0 8.4 | 209 7 3.5 6.3 16 525 5486 300 4 3.5 -2.0 | 36 5 -3.0 -4.1 17 506 5791 220 16 10.3 12.3 | 201 11 3.8 10.2 18 500 5880 215 17 9.8 13.9 | 196 12 3.3 11.8 19 486 6096 205 20 8.5 18.1 | 187 16 2.0 16.0 20 467 6401 195 28 7.2 27.0 | 182 25 0.8 24.9 21 415 7315 210 22 11.0 19.1 | 195 18 4.5 16.9 22 400 7590 225 16 11.3 11.3 | 208 10 4.9 9.2 23 398 7620 235 17 13.9 9.8 | 224 11 7.5 7.6 24 366 8230 225 23 16.3 16.3 | 215 17 9.8 14.2 25 351 8534 235 32 26.2 18.4 | 231 26 19.8 16.3 26 337 8839 245 32 29.0 13.5 | 243 25 22.5 11.4 27 300 9690 230 24 18.4 15.4 | 222 18 11.9 13.3 28 284 10058 235 22 18.0 12.6 | 228 16 11.6 10.5 29 260 10668 260 23 22.7 4.0 | 263 16 16.2 1.9 30 250 10940 260 23 22.7 4.0 | 263 16 16.2 1.9 31 227 11582 240 26 22.5 13.0 | 236 19 16.1 10.9 32 216 11887 230 47 36.0 30.2 | 226 41 29.6 28.1 33 200 12400 230 36 27.6 23.1 | 225 30 21.1 21.0 34 162 13716 245 30 27.2 12.7 | 243 23 20.7 10.6 35 154 14021 275 25 24.9 -2.2 | 283 19 18.5 -4.3 36 150 14190 285 27 26.1 -7.0 | 295 22 19.6 -9.1 37 139 14630 290 34 31.9 -11.6 | 298 29 25.5 -13.7 38 126 15240 275 38 37.9 -3.3 | 280 32 31.4 -5.4 39 124 15318 255 35 33.8 9.1 | 256 28 27.4 7.0 40 119 15545 255 35 33.8 9.1 | 256 28 27.4 7.0 41 100 16570 155 12 -5.1 10.9 | 127 14 -11.5 8.8 42 97 16764 155 12 -5.1 10.9 | 127 14 -11.5 8.8 43 92 17069 45 1 -0.7 -0.7 | 69 8 -7.2 -2.8 44 78 17983 265 14 13.9 1.2 | 277 8 7.5 -0.9 45 71 18593 285 11 10.6 -2.8 | 320 6 4.2 -5.0 46 70 18650 275 10 10.0 -0.9 | 310 5 3.5 -3.0 47 67 18898 265 13 13.0 1.1 | 278 7 6.5 -1.0 48 64 19202 130 11 -8.4 7.1 | 108 16 -14.9 5.0 49 61 19507 105 18 -17.4 4.7 | 96 24 -23.8 2.6 50 58 19812 75 15 -14.5 -3.9 | 74 22 -20.9 -6.0 51 55 20117 120 16 -13.9 8.0 | 106 21 -20.3 5.9 52 50 20680 85 24 -23.9 -2.1 | 82 31 -30.4 -4.2 53 50 20726 120 17 -14.7 8.5 | 107 22 -21.2 6.4 54 47 21031 80 25 -24.6 -4.3 | 78 32 -31.1 -6.4 55 45 21336 75 25 -24.1 -6.5 | 74 32 -30.6 -8.6 56 43 21641 95 22 -21.9 1.9 | 90 28 -28.4 -0.2 57 41 21946 75 21 -20.3 -5.4 | 74 28 -26.7 -7.5 58 39 22250 80 24 -23.6 -4.2 | 78 31 -30.1 -6.3 59 37 22555 105 27 -26.1 7.0 | 99 33 -32.5 4.9 60 35 22860 65 20 -18.1 -8.5 | 67 27 -24.6 -10.6 61 33 23165 105 17 -16.4 4.4 | 96 23 -22.9 2.3 62 32 23470 105 16 -15.5 4.1 | 95 22 -21.9 2.0 63 30 23840 70 35 -32.9 -12.0 | 70 42 -39.3 -14.1 64 29 24079 80 37 -36.4 -6.4 | 79 44 -42.9 -8.5 65 28 24384 65 20 -18.1 -8.5 | 67 27 -24.6 -10.6 66 26 24689 90 27 -27.0 0.0 | 86 34 -33.5 -2.1 67 25 24994 80 22 -21.7 -3.8 | 78 29 -28.1 -5.9 68 24 25298 95 31 -30.9 2.7 | 91 37 -37.3 0.6 69 23 25603 110 19 -17.9 6.5 | 100 25 -24.3 4.4 70 22 25908 125 25 -20.5 14.3 | 114 30 -26.9 12.2 71 20 26420 95 46 -45.8 4.0 | 92 52 -52.3 1.9 72 18 26822 95 46 -45.8 4.0 | 92 52 -52.3 1.9 73 16 27127 85 42 -41.8 -3.7 | 83 49 -48.3 -5.8 74 14 27737 100 43 -42.3 7.5 | 96 49 -48.8 5.4 75 13 28042 85 37 -36.9 -3.2 | 83 44 -43.3 -5.3 76 11 28651 85 21 -20.9 -1.8 | 82 28 -27.4 -3.9 Wind Parameters Mean winds (0-6000m): 221.9 at 9.1 knts Storm direction: 251.9 at 6.8 knts Shear (0-3000m) pos: 2.2 neg: 0.7 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): -106.6 deg Storm rel helicity (0-3000m) pos: 29.8 neg: -44.3 tot: -14.6 m^2/s^2 ave: -4.9 10^-3 m/s^2 rel: -0.21 Storm rel vorticity (0-3000m) horiz: 8.6 stream: -1.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.92 Bulk Shear: 6.91 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 ------------------------------------------------------------------------------- 500 206 15 181 12| 6.9 0.0 6.9| 18.3 -0.7 17.5 35.1 0.64| 9.5 6.1 1000 207 16 183 12| 3.5 0.3 3.8| 20.2 -4.3 15.9 15.9 0.44| 6.4 2.8 1500 207 15 182 12| 2.3 2.7 5.0| 23.8 -24.4 -0.6 -0.4 -0.05| 7.7 -0.4 2000 206 13 174 9| 2.6 2.0 4.7| 23.8 -43.2 -19.5 -9.7 -0.35| 9.3 -3.3 2500 207 11 171 8| 2.6 1.6 4.2| 26.8 -43.8 -17.0 -6.8 -0.26| 9.2 -2.4 3000 209 10 168 7| 2.2 0.7 2.9| 29.8 -44.3 -14.6 -4.9 -0.21| 8.6 -1.8 4000 207 8 153 6| 0.5 0.5 1.0| 52.6 -44.3 8.3 2.1 0.02| 8.0 0.1 5000 220 9 171 5| 1.3 0.4 1.8| 73.9 -45.6 28.2 5.6 0.19| 8.2 1.5 6000 222 9 175 5| 1.1 1.6 2.7| 77.9 -69.9 8.0 1.3 0.02| 9.3 0.2 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20251015.12.gif