UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for SBVT... Searching the city database file for: SBVT ... Date:1200Z 26 APR 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 1013 4 26.2 21.6 76 4.6 22.9 210 8 298.2 301.2 295.6 345.4 16.24 1 1000 116 24.4 20.6 79 3.8 21.7 215 11 297.5 300.3 294.8 342.3 15.45 2 975 338 22.2 20.5 90 1.7 21.0 201 14 297.5 300.4 295.1 343.1 15.76 3 925 796 19.2 17.7 91 1.5 18.2 165 14 298.9 301.5 294.2 339.5 13.91 4 864 1381 16.4 14.6 89 1.8 15.2 232 8 301.9 304.2 293.8 337.9 12.18 5 852 1500 17.0 14.3 84 2.7 15.2 247 7 303.8 306.0 294.3 339.8 12.12 6 850 1520 17.0 14.2 84 2.8 15.1 250 7 304.0 306.2 294.3 339.9 12.07 7 731 2796 10.0 9.8 99 0.2 9.9 255 13 309.7 311.7 294.7 341.6 10.47 8 705 3098 9.4 7.4 87 2.0 8.2 255 21 312.3 314.0 294.5 340.7 9.21 9 701 3145 9.4 6.0 79 3.4 7.3 255 22 312.8 314.4 294.0 338.8 8.40 10 700 3157 9.4 6.0 79 3.4 7.3 255 22 312.9 314.5 294.1 339.0 8.41 11 590 4555 0.6 -0.3 94 0.9 0.1 260 33 318.3 319.6 294.0 338.6 6.36 12 518 5591 -4.5 -4.5 100 0.0 -4.5 279 36 324.3 325.3 294.7 341.6 5.30 13 500 5870 -5.5 -7.4 86 1.9 -6.4 275 35 326.3 327.2 294.6 341.0 4.39 14 481 6174 -7.1 -11.0 74 3.9 -8.8 276 36 328.0 328.7 294.2 339.6 3.44 15 400 7590 -16.1 -16.7 95 0.6 -16.3 270 34 334.1 334.6 295.1 343.1 2.59 16 350 8581 -22.7 -23.5 93 0.8 -22.9 265 35 338.2 338.5 295.3 344.1 1.64 17 313 9389 -28.9 -33.3 66 4.4 -29.7 269 39 340.5 340.6 295.1 343.3 0.74 18 300 9690 -31.5 -35.2 70 3.7 -32.1 275 40 341.0 341.1 295.1 343.4 0.64 19 276 10273 -36.5 -38.6 81 2.1 -36.8 277 41 342.0 342.1 295.3 343.9 0.49 20 264 10579 -38.7 -44.7 53 6.0 -39.2 279 42 343.1 343.2 295.3 344.2 0.27 21 250 10950 -41.3 -47.3 52 6.0 -41.8 280 43 344.7 344.7 295.6 345.5 0.21 22 237 11312 -44.9 -48.3 69 3.4 -45.1 278 43 344.5 344.6 295.6 345.4 0.20 23 215 11959 -50.3 -54.7 60 4.4 -50.5 273 46 345.9 345.9 295.8 346.3 0.11 24 200 12430 -53.7 -58.7 54 5.0 -53.8 270 48 347.7 347.7 296.2 348.0 0.07 25 190 12757 -56.3 -62.3 47 6.0 -56.4 270 49 348.7 348.7 296.4 348.9 0.05 26 167 13565 -62.1 -67.0 52 4.9 -62.1 266 51 352.1 352.1 297.1 352.2 0.03 27 162 13752 -63.3 -71.3 33 8.0 -63.4 264 50 353.2 353.2 297.3 353.2 0.02 28 150 14220 -66.9 -71.9 49 5.0 -67.0 260 50 354.8 354.8 297.7 354.9 0.02 29 146 14382 -68.1 -73.1 49 5.0 -68.1 260 49 355.5 355.5 297.8 355.6 0.01 30 119 15591 -73.5 -82.5 24 9.0 -73.5 284 29 367.0 367.0 300.0 367.0 0.00 31 100 16590 -79.9 -84.9 43 5.0 -79.9 255 21 373.4 373.4 301.1 373.4 0.00 32 97 16762 -80.5 -85.5 43 5.0 -80.5 250 25 375.5 375.5 301.5 375.5 0.00 33 83 17655 -73.7 -87.7 10 14.0 -73.7 193 20 406.4 406.4 306.0 406.4 0.00 34 74 18320 -76.7 -88.7 13 12.0 -76.7 201 11 413.7 413.7 307.0 413.7 0.00 35 70 18640 -75.5 -88.5 11 13.0 -75.6 220 13 422.9 422.9 308.0 422.9 0.00 36 64 19161 -74.5 -89.5 8 15.0 -74.6 195 20 436.0 436.0 309.5 436.0 0.00 37 60 19542 -69.9 -88.9 5 19.0 -70.0 174 22 454.4 454.4 311.3 454.5 0.00 38 58 19744 -70.5 -89.5 4 19.0 -70.6 151 14 457.5 457.5 311.5 457.5 0.00 39 50 20640 -64.1 -89.1 2 25.0 -64.4 10 10 492.4 492.4 314.4 492.4 0.00 40 30 23820 -55.5 -86.5 1 31.0 -57.0 75 14 593.3 593.3 320.3 593.4 0.01 41 29 24036 -55.5 -86.5 1 31.0 -57.1 71 13 599.1 599.1 320.6 599.2 0.01 42 23 25517 -54.5 -85.5 1 31.0 -56.6 97 15 643.1 643.1 322.4 643.2 0.01 43 20 26420 -50.3 -84.3 1 34.0 -53.7 80 21 682.2 682.2 323.9 682.3 0.02 44 16 27884 -47.9 -82.9 1 35.0 -52.7 78 34 735.0 735.0 325.5 735.2 0.03 TRP 97 16762 -80.5 -85.5 43 5.0 -80.5 250 25 375.5 375.5 301.5 375.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5754.00 m Freezing level: 581.53 mb = 4676.52 m = 15342.72 ft Wetbulb zero: 588.31 mb = 4577.32 m = 15017.27 ft Precipitable water: 2.28 inches Sfc-500 mean rel hum: 90.43 % Est. max temperature: 30.03 C = 86.06 F Sfc-Lift cond lev (LCL): 947.58 mb = 586.24 m = 1923.34 ft T: 20.57 C 700-500 lapse rate: 5.49 C/km ThetaE index: 5.26 C Layer 925.0- 852.0 mb Conv cond level (CCL): 914.28 mb = 895.91 m = 2939.30 ft Mean mixing ratio: 15.01 g/kg Conv temperature: 27.41 C = 81.33 F Cap Strength: 1.34 C Lifted Index: 0.57 C Risk: Showers probable Lifted Index @300 mb: 1.53 C Lifted Index @700 mb: 1.18 C Showalter Index: 1.34 C Risk: Showers probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 19.70 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 219.40 Risk: None Energy Index: 0.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.81 J/kg Max Up Vert Vel: 7.04 m/s Conv Inhibition (B-): 65.45 J/kg Cap Strength: 1.26 C Lift Cond Lev (LCL): 932.16 mb = 728.91 m = 2391.41 ft Lev Free Conv (LFC): 627.16 mb = 4055.17 m = 13304.22 ft Equ Level (EL): 517.16 mb = 5604.17 m = 18386.16 ft B at Equ Level: 24.71 J/kg Max Parcel Lev (MPL): 447.16 mb = 6733.90 m = 22092.59 ft Wind level data Storm motion: 286 at 16 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 1013 4 210 8 4.0 6.9 | 136 16 -11.1 11.3 1 1000 116 215 11 6.3 9.0 | 147 16 -8.8 13.4 2 979 305 205 14 5.9 12.7 | 152 19 -9.2 17.1 3 945 610 170 15 -2.6 14.8 | 137 26 -17.7 19.2 4 925 796 165 14 -3.6 13.5 | 134 26 -18.7 17.9 5 912 914 170 13 -2.3 12.8 | 135 24 -17.4 17.2 6 850 1520 250 7 6.6 2.4 | 129 11 -8.5 6.8 7 850 1524 225 11 7.8 7.8 | 149 14 -7.3 12.2 8 819 1829 275 7 7.0 -0.6 | 115 9 -8.1 3.8 9 790 2134 250 10 9.4 3.4 | 144 10 -5.7 7.8 10 762 2438 260 11 10.8 1.9 | 146 8 -4.3 6.3 11 735 2743 255 12 11.6 3.1 | 155 8 -3.5 7.5 12 700 3157 255 22 21.3 5.7 | 211 12 6.1 10.1 13 683 3353 250 22 20.7 7.5 | 205 13 5.6 11.9 14 610 4267 260 29 28.6 5.0 | 235 16 13.4 9.4 15 587 4572 260 33 32.5 5.7 | 240 20 17.4 10.1 16 524 5486 280 36 35.5 -6.3 | 275 20 20.3 -1.9 17 500 5870 275 35 34.9 -3.1 | 266 20 19.8 1.3 18 486 6096 275 36 35.9 -3.1 | 267 21 20.8 1.3 19 449 6706 285 37 35.7 -9.6 | 284 21 20.6 -5.2 20 415 7315 270 36 36.0 -0.0 | 258 21 20.9 4.4 21 400 7590 270 34 34.0 -0.0 | 257 19 18.9 4.4 22 366 8230 265 34 33.9 3.0 | 249 20 18.8 7.4 23 323 9144 265 38 37.9 3.3 | 251 24 22.7 7.7 24 300 9690 275 40 39.8 -3.5 | 268 25 24.7 0.9 25 250 10950 280 43 42.3 -7.5 | 276 27 27.2 -3.1 26 249 10973 280 42 41.4 -7.3 | 276 26 26.2 -2.9 27 200 12430 270 48 48.0 -0.0 | 262 33 32.9 4.4 28 179 13106 270 51 51.0 -0.0 | 263 36 35.9 4.4 29 150 14220 260 50 49.2 8.7 | 249 37 34.1 13.1 30 140 14630 260 47 46.3 8.2 | 248 34 31.2 12.6 31 120 15545 285 29 28.0 -7.5 | 284 13 12.9 -3.1 32 108 16154 260 24 23.6 4.2 | 225 12 8.5 8.6 33 100 16590 255 21 20.3 5.4 | 208 11 5.2 9.8 34 97 16762 250 25 23.5 8.6 | 213 15 8.4 12.9 35 97 16764 255 21 20.3 5.4 | 208 11 5.2 9.8 36 92 17069 250 26 24.4 8.9 | 215 16 9.3 13.3 37 87 17374 230 27 20.7 17.4 | 194 22 5.6 21.8 38 83 17678 190 19 3.3 18.7 | 153 26 -11.8 23.1 39 78 17983 140 12 -7.7 9.2 | 121 27 -22.8 13.6 40 71 18593 250 10 9.4 3.4 | 144 10 -5.7 7.8 41 70 18640 220 13 8.4 10.0 | 155 16 -6.8 14.4 42 60 19507 180 24 0.0 24.0 | 152 32 -15.1 28.4 43 57 19812 145 12 -6.9 9.8 | 123 26 -22.0 14.2 44 55 20117 125 10 -8.2 5.7 | 113 25 -23.3 10.1 45 52 20422 65 10 -9.1 -4.2 | 90 24 -24.2 0.2 46 50 20640 10 10 -1.7 -9.8 | 72 18 -16.8 -5.5 47 47 21031 355 10 0.9 -10.0 | 69 15 -14.2 -5.6 48 45 21336 0 0 -0.0 -0.0 | 106 16 -15.1 4.4 49 35 22860 120 11 -9.5 5.5 | 112 27 -24.6 9.9 50 33 23165 115 12 -10.9 5.1 | 110 28 -26.0 9.5 51 32 23470 65 11 -10.0 -4.6 | 89 25 -25.1 -0.3 52 30 23774 85 11 -11.0 -1.0 | 98 26 -26.1 3.4 53 30 23820 75 14 -13.5 -3.6 | 92 29 -28.6 0.8 54 27 24384 65 12 -10.9 -5.1 | 89 26 -26.0 -0.7 55 26 24689 90 14 -14.0 0.0 | 99 29 -29.1 4.4 56 24 25298 90 20 -20.0 0.0 | 97 35 -35.1 4.4 57 23 25603 100 13 -12.8 2.3 | 103 29 -27.9 6.7 58 20 26420 80 21 -20.7 -3.6 | 91 36 -35.8 0.7 59 19 26518 90 26 -26.0 0.0 | 96 41 -41.1 4.4 60 15 27432 75 36 -34.8 -9.3 | 84 50 -49.9 -4.9 61 14 27737 70 28 -26.3 -9.6 | 83 42 -41.4 -5.2 62 13 28042 85 23 -22.9 -2.0 | 94 38 -38.0 2.4 Wind Parameters Mean winds (0-6000m): 256.2 at 21.0 knts Storm direction: 286.2 at 15.7 knts Shear (0-3000m) pos: 2.3 neg: 1.7 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 60.2 deg Storm rel helicity (0-3000m) pos: 74.3 neg: -66.9 tot: 7.4 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 9.5 stream: 1.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.66 Bulk Shear: 37.58 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 ------------------------------------------------------------------------------- 500 203 13 147 19| 0.0 8.7 8.7| 20.2 -19.9 0.3 0.5 0.09| 12.8 1.2 1000 186 13 142 22| 0.0 3.2 3.2| 31.7 -46.1 -14.3 -14.3 -0.04| 11.0 -0.4 1500 189 12 141 21| 3.9 2.2 6.0| 39.1 -55.2 -16.1 -10.7 -0.07| 11.5 -0.8 2000 200 11 143 19| 3.5 1.6 5.1| 52.8 -66.9 -14.0 -7.0 -0.04| 11.4 -0.4 2500 212 11 146 17| 2.8 1.2 4.0| 58.7 -66.9 -8.2 -3.3 0.02| 9.9 0.2 3000 222 11 150 15| 2.3 1.7 4.0| 74.3 -66.9 7.4 2.5 0.14| 9.5 1.3 4000 237 14 166 13| 2.2 1.9 4.1|100.5 -69.2 31.3 7.8 0.22| 8.5 1.9 5000 247 18 187 11| 2.8 1.5 4.3|147.1 -69.2 77.9 15.6 0.31| 8.0 2.5 6000 256 21 209 11| 2.8 1.5 4.2|181.9 -85.2 96.7 16.1 0.32| 7.6 2.4 Wrote GIF file: /home/apache/climate/data/raob//SBVT/skewt/SBVT.skewt.20250426.12.gif