UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 19 OCT 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 141 1 925 810 SFC 914 908 14.4 13.9 97 0.5 14.1 90 5 295.0 297.0 290.7 326.6 10.99 3 866 1364 10.6 10.6 100 0.0 10.6 142 26 295.7 297.3 289.5 322.5 9.31 4 850 1521 10.2 9.5 95 0.7 9.8 145 32 296.8 298.4 289.5 322.4 8.80 5 700 3122 4.2 4.2 100 0.0 4.2 225 16 307.1 308.5 291.6 329.7 7.41 6 697 3157 4.2 4.2 100 0.0 4.2 229 16 307.5 308.9 291.7 330.2 7.44 7 622 4076 -1.3 -1.3 100 0.0 -1.3 282 16 311.4 312.5 291.4 328.9 5.60 8 620 4102 -1.7 -3.0 91 1.3 -2.3 280 17 311.2 312.2 290.7 326.7 4.95 9 616 4153 -0.9 -11.9 43 11.0 -5.3 275 19 312.7 313.2 289.0 320.8 2.49 10 607 4271 -1.3 -20.3 22 19.0 -7.4 266 23 313.6 313.8 288.0 317.8 1.25 11 592 4471 -0.9 -33.9 6 33.0 -8.8 263 24 316.3 316.4 287.9 317.6 0.37 12 514 5585 -8.5 -44.5 4 36.0 -14.5 252 39 320.1 320.2 288.9 320.7 0.14 13 500 5800 -8.7 -49.7 2 41.0 -14.9 245 54 322.4 322.4 289.6 322.8 0.08 14 494 5893 -8.9 -50.9 2 42.0 -15.1 247 57 323.3 323.3 289.9 323.6 0.07 15 489 5972 -8.5 -50.5 2 42.0 -14.9 248 60 324.7 324.8 290.3 325.0 0.08 16 400 7490 -20.7 -47.7 7 27.0 -24.0 265 65 328.1 328.1 291.3 328.6 0.13 17 399 7508 -20.9 -49.9 6 29.0 -24.2 265 65 328.1 328.1 291.3 328.5 0.10 18 393 7620 -20.1 -50.1 5 30.0 -23.7 266 68 330.5 330.5 292.0 330.9 0.10 19 367 8125 -20.9 -56.9 2 36.0 -24.6 269 79 336.0 336.0 293.4 336.2 0.05 20 362 8226 -20.5 -37.5 20 17.0 -23.5 270 82 337.9 337.9 294.2 339.5 0.42 21 343 8621 -23.9 -29.9 58 6.0 -25.2 278 82 338.5 338.7 294.8 342.0 0.93 22 320 9121 -28.1 -31.0 76 2.9 -28.7 288 82 339.5 339.6 295.0 342.8 0.90 23 300 9580 -31.3 -36.3 61 5.0 -32.0 290 85 341.3 341.4 295.1 343.5 0.57 24 293 9748 -32.7 -37.7 61 5.0 -33.4 291 85 341.6 341.7 295.2 343.6 0.51 25 250 10850 -41.9 -45.8 66 3.9 -42.2 295 83 343.8 343.8 295.4 344.8 0.25 26 242 11069 -43.9 -45.8 81 1.9 -44.0 298 84 344.0 344.0 295.5 345.0 0.26 27 224 11582 -47.3 -57.3 31 10.0 -47.7 296 87 346.5 346.5 295.9 346.8 0.07 28 215 11851 -49.5 -56.5 44 7.0 -49.8 292 90 347.1 347.1 296.1 347.5 0.08 29 207 12098 -50.9 -64.9 17 14.0 -51.2 288 93 348.7 348.7 296.4 348.8 0.03 30 200 12320 -52.7 -64.7 22 12.0 -53.0 285 95 349.3 349.3 296.5 349.5 0.03 31 182 12920 -58.0 -69.5 22 11.5 -58.2 285 99 350.2 350.2 296.7 350.3 0.02 32 167 13454 -62.9 -73.9 21 11.0 -63.0 278 95 350.8 350.8 296.8 350.8 0.01 33 150 14110 -64.7 -80.7 9 16.0 -64.8 270 73 358.6 358.6 298.4 358.6 0.00 34 149 14151 -64.9 -80.9 9 16.0 -65.0 270 73 359.0 359.0 298.5 359.0 0.00 35 134 14791 -69.7 -81.7 16 12.0 -69.8 274 65 361.5 361.5 299.0 361.5 0.00 36 107 16114 -75.3 -85.3 19 10.0 -75.3 265 46 374.9 374.9 301.4 374.9 0.00 37 100 16510 -71.5 -86.5 9 15.0 -71.6 285 35 389.6 389.6 303.8 389.6 0.00 38 88 17261 -75.7 -87.7 14 12.0 -75.7 290 41 395.7 395.7 304.6 395.7 0.00 39 77 18045 -71.7 -88.7 6 17.0 -71.8 262 27 419.4 419.4 307.6 419.4 0.00 40 74 18283 -67.1 -89.1 3 22.0 -67.2 260 23 433.9 433.9 309.3 433.9 0.00 41 70 18620 -66.3 -89.3 3 23.0 -66.5 260 15 442.5 442.5 310.1 442.6 0.00 42 58 19764 -62.9 -88.9 2 26.0 -63.3 275 11 474.7 474.7 313.0 474.7 0.00 43 51 20549 -64.7 -89.7 2 25.0 -65.0 225 13 488.2 488.2 314.1 488.3 0.00 44 50 20670 -63.7 -90.7 1 27.0 -64.1 215 16 493.4 493.4 314.5 493.4 0.00 45 47 21052 -61.7 -89.7 1 28.0 -62.2 226 16 507.0 507.0 315.4 507.0 0.00 46 43 21601 -63.1 -90.1 1 27.0 -63.6 307 10 516.6 516.6 316.1 516.6 0.00 47 41 21897 -59.7 -89.7 1 30.0 -60.4 261 10 532.2 532.2 317.1 532.2 0.00 48 35 22882 -61.5 -89.5 1 28.0 -62.1 325 12 552.1 552.1 318.2 552.1 0.00 49 30 23850 -56.3 -88.3 1 32.0 -57.7 60 12 591.2 591.2 320.2 591.2 0.01 50 29 24065 -55.3 -87.3 1 32.0 -56.9 62 12 599.7 599.7 320.6 599.7 0.01 51 23 25545 -53.9 -86.9 1 33.0 -56.1 95 15 644.9 644.9 322.5 645.0 0.01 52 20 26440 -54.1 -87.1 1 33.0 -56.5 100 24 670.6 670.6 323.4 670.6 0.01 TRP 107 16114 -75.3 -85.3 19 10.0 -75.3 265 46 374.9 374.9 301.4 374.9 0.00 WND 182 12920 -58.0 -69.5 22 11.5 -58.2 285 99 350.2 350.2 296.7 350.3 0.02 Sounding variables and indices 1000-500 mb thick: 5659.00 m Freezing level: 639.73 mb = 3858.76 m = 12659.81 ft Wetbulb zero: 640.08 mb = 3844.65 m = 12613.54 ft Precipitable water: 1.00 inches Sfc-500 mean rel hum: 66.73 % Est. max temperature: 21.64 C = 70.95 F Sfc-Lift cond lev (LCL): 907.35 mb = 969.82 m = 3181.79 ft T: 13.89 C 700-500 lapse rate: 4.82 C/km ThetaE index: 4.19 C Layer 866.0- 700.0 mb Conv cond level (CCL): 868.62 mb = 1338.82 m = 4392.40 ft Mean mixing ratio: 9.41 g/kg Conv temperature: 14.97 C = 58.95 F Cap Strength: 4.94 C Lifted Index: 5.69 C Risk: None Lifted Index @300 mb: 13.09 C Lifted Index @700 mb: 2.25 C Showalter Index: 6.40 C Risk: None Total Totals Index: 37.10 C Risk: None Vertical Totals Index: 18.90 C Cross Totals Index: 18.20 C K Index: 28.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 380.10 Risk: Showers and thunderstorms possible Energy Index: 0.22 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.76 J/kg Max Up Vert Vel: 6.13 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 4.93 C Lift Cond Lev (LCL): 858.15 mb = 1440.93 m = 4727.39 ft Lev Free Conv (LFC): 853.15 mb = 1489.99 m = 4888.36 ft Equ Level (EL): 843.15 mb = 1587.76 m = 5209.14 ft B at Equ Level: 18.67 J/kg Max Parcel Lev (MPL): 753.15 mb = 2518.58 m = 8262.94 ft Wind level data Storm motion: 269 at 22 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 ---------------------------------------------------------- 0 914 908 90 5 -5.0 0.0 | 89 27 -27.1 -0.5 1 913 914 135 10 -7.1 7.1 | 103 30 -29.2 6.6 2 850 1521 145 32 -18.4 26.2 | 122 48 -40.4 25.7 3 850 1524 145 34 -19.5 27.9 | 123 50 -41.6 27.3 4 789 2134 160 14 -4.8 13.2 | 115 30 -26.9 12.6 5 761 2438 175 15 -1.3 14.9 | 122 27 -23.4 14.4 6 733 2743 170 16 -2.8 15.8 | 122 29 -24.9 15.2 7 700 3122 225 16 11.3 11.3 | 135 15 -10.8 10.8 8 680 3353 255 16 15.5 4.1 | 119 8 -6.6 3.6 9 654 3658 255 13 12.6 3.4 | 107 10 -9.5 2.8 10 630 3962 290 13 12.2 -4.4 | 63 11 -9.9 -5.0 11 606 4267 265 23 22.9 2.0 | 209 2 0.8 1.5 12 520 5486 255 32 30.9 8.3 | 229 12 8.8 7.8 13 500 5800 245 54 48.9 22.8 | 230 35 26.9 22.3 14 481 6096 250 64 60.1 21.9 | 241 44 38.1 21.4 15 409 7315 265 57 56.8 5.0 | 263 35 34.7 4.5 16 400 7490 265 65 64.8 5.7 | 263 43 42.7 5.2 17 361 8230 270 82 82.0 -0.0 | 270 60 59.9 -0.5 18 305 9449 295 82 74.3 -34.7 | 304 63 52.2 -35.2 19 300 9580 290 85 79.9 -29.1 | 297 65 57.8 -29.6 20 250 10850 295 83 75.2 -35.1 | 304 64 53.1 -35.6 21 234 11278 300 84 72.7 -42.0 | 310 66 50.7 -42.5 22 200 12320 285 95 91.8 -24.6 | 290 74 69.7 -25.1 23 182 12920 285 99 95.6 -25.6 | 290 78 73.5 -26.1 24 177 13106 285 99 95.6 -25.6 | 290 78 73.5 -26.1 25 152 14021 265 87 86.7 7.6 | 264 65 64.6 7.1 26 150 14110 270 73 73.0 -0.0 | 271 51 50.9 -0.5 27 131 14935 275 63 62.8 -5.5 | 278 41 40.7 -6.0 28 118 15545 260 43 42.3 7.5 | 251 21 20.3 7.0 29 107 16114 265 46 45.8 4.0 | 262 24 23.7 3.5 30 106 16154 270 51 51.0 -0.0 | 271 29 28.9 -0.5 31 101 16459 265 43 42.8 3.7 | 261 21 20.7 3.2 32 100 16510 285 35 33.8 -9.1 | 309 15 11.7 -9.6 33 96 16764 285 35 33.8 -9.1 | 309 15 11.7 -9.6 34 91 17069 300 37 32.0 -18.5 | 332 21 10.0 -19.0 35 86 17374 285 43 41.5 -11.1 | 301 23 19.4 -11.6 36 82 17678 265 33 32.9 2.9 | 258 11 10.8 2.4 37 74 18288 260 23 22.7 4.0 | 189 4 0.6 3.5 38 70 18593 215 17 9.8 13.9 | 137 18 -12.3 13.4 39 70 18620 260 15 14.8 2.6 | 106 8 -7.3 2.1 40 67 18898 275 16 15.9 -1.4 | 73 6 -6.2 -1.9 41 64 19202 280 21 20.7 -3.6 | 19 4 -1.4 -4.2 42 58 19812 275 10 10.0 -0.9 | 83 12 -12.1 -1.4 43 55 20117 265 7 7.0 0.6 | 90 15 -15.1 0.1 44 52 20422 235 10 8.2 5.7 | 111 15 -13.9 5.2 45 50 20670 215 16 9.2 13.1 | 134 18 -12.9 12.6 46 50 20726 195 12 3.1 11.6 | 120 22 -19.0 11.1 47 47 21031 215 16 9.2 13.1 | 134 18 -12.9 12.6 48 45 21336 350 10 1.7 -9.8 | 63 23 -20.4 -10.4 49 41 21946 255 10 9.7 2.6 | 99 13 -12.4 2.1 50 39 22250 350 10 1.7 -9.8 | 63 23 -20.4 -10.4 51 37 22555 305 13 10.6 -7.5 | 55 14 -11.4 -8.0 52 35 22860 325 12 6.9 -9.8 | 56 18 -15.2 -10.3 53 33 23165 330 10 5.0 -8.7 | 62 19 -17.1 -9.2 54 30 23774 55 14 -11.5 -8.0 | 76 35 -33.6 -8.5 55 30 23850 60 12 -10.4 -6.0 | 79 33 -32.5 -6.5 56 28 24384 65 12 -10.9 -5.1 | 80 33 -33.0 -5.6 57 25 24994 140 10 -6.4 7.7 | 104 29 -28.5 7.1 58 23 25603 90 15 -15.0 0.0 | 89 37 -37.1 -0.5 59 21 26213 90 17 -17.0 0.0 | 89 39 -39.1 -0.5 60 20 26440 100 24 -23.6 4.2 | 95 46 -45.7 3.7 61 20 26518 120 20 -17.3 10.0 | 104 41 -39.4 9.5 62 16 27127 100 24 -23.6 4.2 | 95 46 -45.7 3.7 Wind Parameters Mean winds (0-6000m): 238.7 at 29.5 knts Storm direction: 268.7 at 22.1 knts Shear (0-3000m) pos: 3.1 neg: 0.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -19.8 deg Storm rel helicity (0-3000m) pos: 255.5 neg: -69.8 tot: 185.7 m^2/s^2 ave: 61.9 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 14.6 stream: 2.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.10 Bulk Shear: 181.42 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 ------------------------------------------------------------------------------- 500 141 19 113 37| 25.9 0.0 25.9|158.3 0.0 158.3 316.6 0.70| 26.1 18.3 1000 145 24 118 40| 10.2 0.0 10.2|198.2 -17.7 180.5 180.5 0.47| 21.0 9.9 1500 149 21 118 37| 5.2 0.0 5.2|216.9 -42.5 174.5 116.3 0.37| 17.6 6.5 2000 154 20 119 35| 4.6 0.0 4.6|244.9 -42.9 201.9 101.0 0.39| 15.3 5.9 2500 164 19 123 32| 4.2 0.0 4.2|255.5 -51.2 204.4 81.8 0.28| 15.7 4.5 3000 174 18 126 30| 3.1 0.0 3.1|255.5 -69.8 185.7 61.9 0.17| 14.6 2.4 4000 204 19 140 22| 2.3 2.1 4.5|256.9 -74.5 182.4 45.6 0.17| 13.4 2.3 5000 226 23 159 16| 1.8 4.9 6.8|283.6 -81.3 202.3 40.5 0.15| 14.0 2.0 6000 239 29 192 15| 2.4 4.1 6.5|440.2 -81.3 358.8 59.8 0.22| 13.3 2.9 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251019.00.gif