UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 30 APR 25 Station: SBCT WMO ident: 83840 Latitude: -25.52 Longitude: -49.17 Elevation: 908.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 160 1 925 828 70 3 SFC 916 908 13.8 11.7 87 2.1 12.5 70 3 294.2 295.9 289.2 321.4 9.47 3 885 1198 10.6 10.1 97 0.5 10.3 70 7 293.8 295.4 288.5 319.1 8.80 4 850 1535 9.6 5.8 77 3.8 7.5 70 8 296.2 297.4 287.5 316.1 6.81 5 823 1802 7.8 3.6 75 4.2 5.6 123 8 297.0 298.1 287.0 314.8 6.03 6 798 2056 7.6 -1.4 53 9.0 3.2 175 7 299.5 300.3 286.2 312.5 4.32 7 780 2245 9.4 -9.6 25 19.0 1.4 190 8 303.4 303.8 285.6 310.8 2.36 8 729 2804 8.6 -20.4 11 29.0 -1.3 229 11 308.4 308.6 286.0 311.8 1.03 9 700 3139 7.2 -19.8 13 27.0 -2.1 245 13 310.5 310.7 286.8 314.2 1.13 10 642 3844 3.2 -41.8 2 45.0 -6.3 231 11 313.7 313.7 286.8 314.3 0.15 11 637 3907 3.0 -28.0 8 31.0 -5.7 232 12 314.2 314.3 287.5 316.3 0.60 12 500 5820 -9.9 -40.9 6 31.0 -15.4 245 32 321.0 321.0 289.3 321.8 0.21 13 494 5913 -10.5 -38.5 8 28.0 -15.7 245 32 321.3 321.4 289.5 322.4 0.28 14 456 6523 -16.1 -41.1 10 25.0 -20.0 245 31 321.8 321.8 289.6 322.6 0.23 15 448 6656 -15.9 -51.9 3 36.0 -20.3 245 30 323.7 323.7 289.9 323.9 0.07 16 400 7500 -22.3 -48.3 8 26.0 -25.2 255 54 326.0 326.0 290.7 326.5 0.12 17 387 7741 -24.3 -50.3 7 26.0 -26.9 255 59 326.5 326.5 290.8 326.9 0.10 18 361 8245 -26.5 -54.5 5 28.0 -28.9 255 68 330.1 330.1 291.8 330.4 0.06 19 313 9256 -35.3 -58.3 8 23.0 -36.6 260 83 331.6 331.6 292.2 331.8 0.05 20 300 9550 -37.3 -58.3 9 21.0 -38.4 260 85 332.8 332.8 292.5 333.0 0.05 21 260 10526 -43.9 -63.9 9 20.0 -44.6 260 93 337.0 337.0 293.6 337.1 0.03 22 250 10790 -42.7 -67.7 5 25.0 -43.5 260 96 342.6 342.6 295.0 342.7 0.02 23 248 10844 -42.5 -66.5 6 24.0 -43.3 260 96 343.7 343.7 295.2 343.8 0.02 24 225 11492 -47.0 -71.5 4 24.5 -47.6 260 99 346.4 346.4 295.8 346.5 0.01 25 200 12260 -52.5 -77.5 3 25.0 -52.9 260 89 349.6 349.6 296.5 349.7 0.00 26 182 12863 -56.3 -76.3 6 20.0 -56.5 267 89 353.0 353.0 297.3 353.0 0.01 27 163 13561 -57.5 -82.5 3 25.0 -57.8 266 84 362.3 362.3 299.1 362.3 0.00 28 150 14080 -61.5 -82.5 5 21.0 -61.7 270 89 364.1 364.1 299.5 364.1 0.00 29 137 14636 -65.5 -84.5 5 19.0 -65.6 264 92 366.6 366.6 299.9 366.6 0.00 30 101 16461 -71.9 -87.9 7 16.0 -71.9 260 57 387.7 387.7 303.5 387.7 0.00 31 100 16520 -72.3 -88.3 7 16.0 -72.3 260 56 388.0 388.0 303.5 388.0 0.00 32 97 16699 -73.1 -88.1 8 15.0 -73.2 260 54 389.9 389.9 303.8 389.9 0.00 33 83 17611 -73.9 -88.9 8 15.0 -73.9 263 33 406.0 406.0 306.0 406.0 0.00 34 70 18610 -72.1 -89.1 6 17.0 -72.2 265 31 430.1 430.1 308.9 430.1 0.00 35 57 19844 -66.3 -89.3 3 23.0 -66.5 167 12 469.3 469.3 312.6 469.3 0.00 36 54 20172 -67.7 -89.7 3 22.0 -67.9 140 6 473.4 473.4 312.9 473.4 0.00 37 50 20640 -64.7 -89.7 2 25.0 -65.0 320 12 491.0 491.0 314.3 491.0 0.00 38 48 20890 -61.7 -89.7 1 28.0 -62.2 329 13 503.9 503.9 315.2 503.9 0.00 39 37 22516 -56.7 -85.7 1 29.0 -57.8 314 4 555.7 555.7 318.4 555.8 0.01 40 34 23048 -58.9 -86.9 2 28.0 -59.8 99 11 563.5 563.5 318.8 563.6 0.01 41 30 23840 -54.3 -85.3 1 31.0 -56.0 190 7 596.6 596.6 320.5 596.7 0.01 42 24 25285 -49.7 -82.7 1 33.0 -52.8 146 9 649.3 649.3 322.7 649.4 0.02 43 22 25854 -50.1 -82.1 1 32.0 -53.3 129 9 664.5 664.5 323.2 664.6 0.02 TRP 97 16699 -73.1 -88.1 8 15.0 -73.2 260 54 389.9 389.9 303.8 389.9 0.00 WND 225 11492 -47.0 -71.5 4 24.5 -47.6 260 99 346.4 346.4 295.8 346.5 0.01 Sounding variables and indices 1000-500 mb thick: 5660.00 m Freezing level: 605.14 mb = 4352.11 m = 14278.41 ft Wetbulb zero: 753.02 mb = 2536.05 m = 8320.26 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 26.50 % Est. max temperature: 24.00 C = 75.20 F Sfc-Lift cond lev (LCL): 887.64 mb = 1172.82 m = 3847.79 ft T: 10.88 C 700-500 lapse rate: 6.38 C/km ThetaE index: 10.65 C Layer 885.0- 729.0 mb Conv cond level (CCL): 646.76 mb = 3783.86 m = 12414.07 ft Mean mixing ratio: 7.66 g/kg Conv temperature: 32.50 C = 90.51 F Cap Strength: 8.14 C Lifted Index: 7.86 C Risk: None Lifted Index @300 mb: 11.20 C Lifted Index @700 mb: 7.82 C Showalter Index: 8.71 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 19.50 C Cross Totals Index: 15.70 C K Index: -1.70 Risk: None Sweat Index: 117.60 Risk: None Energy Index: 1.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.42 J/kg Max Up Vert Vel: 5.73 m/s Conv Inhibition (B-): 38495.23 J/kg Cap Strength: 8.10 C Lift Cond Lev (LCL): 833.37 mb = 1698.38 m = 5572.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 268 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 ---------------------------------------------------------- 0 916 908 70 3 -2.8 -1.0 | 85 16 -15.9 -1.4 1 851 1524 70 11 -10.3 -3.8 | 80 24 -23.5 -4.2 2 850 1535 70 8 -7.5 -2.7 | 81 21 -20.6 -3.1 3 791 2134 190 7 1.2 6.9 | 119 14 -11.9 6.5 4 762 2438 190 9 1.6 8.9 | 126 14 -11.6 8.5 5 734 2743 230 10 7.7 6.4 | 138 8 -5.5 6.0 6 708 3048 225 13 9.2 9.2 | 156 10 -3.9 8.8 7 700 3139 245 13 11.8 5.5 | 165 5 -1.3 5.1 8 681 3353 250 12 11.3 4.1 | 154 4 -1.9 3.7 9 656 3658 230 10 7.7 6.4 | 138 8 -5.5 6.0 10 608 4267 235 15 12.3 8.6 | 174 8 -0.8 8.2 11 500 5820 245 32 29.0 13.5 | 230 21 15.9 13.1 12 482 6096 245 32 29.0 13.5 | 230 21 15.9 13.1 13 445 6706 245 30 27.2 12.7 | 229 19 14.1 12.3 14 400 7500 255 54 52.2 14.0 | 251 41 39.0 13.6 15 361 8230 255 68 65.7 17.6 | 252 55 52.6 17.2 16 346 8534 260 79 77.8 13.7 | 258 66 64.7 13.3 17 300 9550 260 85 83.7 14.8 | 258 72 70.6 14.4 18 291 9754 260 85 83.7 14.8 | 258 72 70.6 14.4 19 250 10790 260 96 94.5 16.7 | 259 83 81.4 16.3 20 225 11492 260 99 97.5 17.2 | 259 86 84.4 16.8 21 222 11582 260 99 97.5 17.2 | 259 86 84.4 16.8 22 200 12260 260 89 87.6 15.5 | 259 76 74.5 15.1 23 175 13106 270 89 89.0 -0.0 | 270 76 75.9 -0.4 24 159 13716 265 82 81.7 7.1 | 264 69 68.6 6.8 25 150 14080 270 89 89.0 -0.0 | 270 76 75.9 -0.4 26 130 14935 260 93 91.6 16.1 | 259 80 78.5 15.8 27 118 15545 260 68 67.0 11.8 | 258 55 53.8 11.4 28 100 16520 260 56 55.1 9.7 | 257 43 42.0 9.3 29 97 16699 260 54 53.2 9.4 | 257 41 40.1 9.0 30 96 16764 260 56 55.1 9.7 | 257 43 42.0 9.3 31 86 17374 255 38 36.7 9.8 | 248 25 23.6 9.4 32 82 17678 265 32 31.9 2.8 | 263 19 18.8 2.4 33 78 17983 275 29 28.9 -2.5 | 280 16 15.8 -2.9 34 74 18288 260 34 33.5 5.9 | 255 21 20.4 5.5 35 70 18593 250 33 31.0 11.3 | 239 21 17.9 10.9 36 70 18610 265 31 30.9 2.7 | 263 18 17.8 2.3 37 67 18898 265 29 28.9 2.5 | 262 16 15.8 2.1 38 60 19507 195 18 4.7 17.4 | 154 19 -8.5 17.0 39 52 20422 120 1 -0.9 0.5 | 90 14 -14.0 0.1 40 50 20640 320 12 7.7 -9.2 | 29 11 -5.4 -9.6 41 49 20726 315 14 9.9 -9.9 | 17 11 -3.2 -10.3 42 47 21031 340 13 4.4 -12.2 | 35 15 -8.7 -12.6 43 45 21336 310 10 7.7 -6.4 | 39 9 -5.5 -6.8 44 41 21946 360 12 -0.0 -12.0 | 47 18 -13.1 -12.4 45 39 22250 355 12 1.0 -12.0 | 44 17 -12.1 -12.3 46 37 22555 310 3 2.3 -1.9 | 78 11 -10.8 -2.3 47 35 22860 160 11 -3.8 10.3 | 120 20 -16.9 9.9 48 33 23165 65 11 -10.0 -4.6 | 78 24 -23.1 -5.0 49 30 23840 190 7 1.2 6.9 | 119 14 -11.9 6.5 50 20 25298 110 10 -9.4 3.4 | 98 23 -22.5 3.0 51 18 25603 35 11 -6.3 -9.0 | 64 22 -19.4 -9.4 52 17 25908 60 14 -12.1 -7.0 | 74 26 -25.3 -7.4 Wind Parameters Mean winds (0-6000m): 238.3 at 17.5 knts Storm direction: 268.3 at 13.1 knts Shear (0-3000m) pos: 3.6 neg: 1.2 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 67.8 deg Storm rel helicity (0-3000m) pos: 93.8 neg: -11.5 tot: 82.3 m^2/s^2 ave: 27.4 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.22 Bulk Shear: 73.89 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 70 6 82 19| 0.0 6.7 6.7| 0.0 -7.1 -7.1 -14.2 -0.22| 6.7 -1.5 1000 82 7 86 20| 5.3 3.3 8.7| 54.7 -8.5 46.2 46.2 0.43| 10.0 4.3 1500 109 7 96 20| 5.4 2.2 7.7| 73.9 -8.5 65.4 43.6 0.49| 9.1 4.5 2000 153 8 112 18| 5.3 1.7 7.0| 85.6 -8.5 77.1 38.6 0.50| 8.9 4.4 2500 196 9 128 13| 4.3 1.3 5.7| 90.1 -9.7 80.4 32.2 0.44| 8.6 3.8 3000 211 9 132 11| 3.6 1.2 4.9| 93.8 -11.5 82.3 27.4 0.40| 8.0 3.3 4000 225 11 145 9| 4.0 0.9 5.0|115.4 -11.5 103.9 26.0 0.49| 7.3 3.6 5000 234 14 170 8| 4.3 0.7 5.0|142.1 -11.5 130.6 26.1 0.50| 6.9 3.5 6000 238 18 191 9| 4.0 0.7 4.7|158.0 -14.1 144.0 24.0 0.48| 6.5 3.1 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20250430.12.gif