UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 10 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 180 1 925 848 130 4 SFC 918 908 13.4 13.2 99 0.2 13.3 130 4 293.6 295.5 289.8 323.5 10.44 3 868 1381 10.6 10.6 100 0.0 10.6 79 14 295.5 297.1 289.5 322.3 9.28 4 850 1557 11.2 9.9 92 1.3 10.4 80 15 297.9 299.5 290.0 324.3 9.04 5 835 1706 11.4 9.8 90 1.6 10.4 72 12 299.6 301.3 290.7 326.5 9.15 6 759 2503 9.0 9.0 100 0.0 9.0 288 15 305.3 307.1 292.8 333.9 9.54 7 700 3170 5.0 5.0 100 0.0 5.0 280 21 308.0 309.5 292.2 331.9 7.84 8 607 4317 -1.9 -1.9 100 0.0 -1.9 285 37 312.9 313.9 291.7 330.1 5.49 9 604 4356 -2.5 -5.2 82 2.7 -3.7 285 38 312.6 313.4 290.6 326.2 4.30 10 586 4596 -3.7 -3.9 99 0.2 -3.8 285 47 313.9 314.9 291.6 329.4 4.90 11 584 4623 -4.1 -6.9 81 2.8 -5.4 284 47 313.8 314.5 290.6 326.2 3.90 12 564 4897 -5.7 -8.7 79 3.0 -7.0 279 43 315.0 315.7 290.7 326.4 3.51 13 526 5440 -8.5 -8.5 100 0.0 -8.5 268 35 318.0 318.8 291.8 330.5 3.83 14 525 5455 -8.5 -8.5 100 0.0 -8.5 268 35 318.2 318.9 291.9 330.7 3.84 15 522 5499 -8.7 -9.5 94 0.8 -9.1 267 34 318.5 319.2 291.7 330.1 3.57 16 521 5514 -9.9 -15.9 61 6.0 -11.9 266 34 317.2 317.6 290.0 324.3 2.12 17 514 5618 -10.7 -16.7 61 6.0 -12.7 264 32 317.5 317.9 290.0 324.2 2.01 18 506 5739 -11.9 -34.9 13 23.0 -16.4 262 30 317.4 317.5 288.3 318.8 0.39 19 500 5830 -11.5 -38.5 9 27.0 -16.4 260 29 319.0 319.1 288.8 320.0 0.27 20 491 5969 -10.9 -42.9 5 32.0 -16.2 257 30 321.4 321.4 289.4 322.1 0.18 21 402 7473 -21.9 -55.9 3 34.0 -25.1 258 30 326.1 326.1 290.6 326.3 0.05 22 400 7510 -22.1 -57.1 3 35.0 -25.2 260 30 326.3 326.3 290.7 326.4 0.04 23 399 7528 -22.3 -57.3 3 35.0 -25.4 260 30 326.2 326.2 290.7 326.4 0.04 24 376 7962 -26.1 -50.1 9 24.0 -28.4 264 33 326.8 326.8 290.9 327.2 0.10 25 372 8040 -27.3 -35.3 47 8.0 -28.5 262 34 326.2 326.3 291.2 328.1 0.51 26 371 8059 -27.5 -42.5 23 15.0 -29.2 261 35 326.2 326.2 290.9 327.1 0.24 27 369 8098 -27.9 -32.2 67 4.3 -28.6 260 35 326.2 326.3 291.3 328.7 0.70 28 368 8117 -28.3 -34.3 56 6.0 -29.2 259 35 325.9 326.0 291.2 328.0 0.57 29 338 8725 -31.1 -33.7 78 2.6 -31.5 259 44 330.1 330.2 292.4 332.5 0.66 30 307 9400 -36.7 -38.4 84 1.7 -36.9 272 50 331.4 331.5 292.6 333.2 0.45 31 300 9560 -37.7 -42.0 64 4.3 -38.1 270 61 332.2 332.3 292.6 333.5 0.32 32 299 9583 -37.7 -44.7 48 7.0 -38.3 270 62 332.5 332.6 292.7 333.5 0.24 33 297 9629 -38.1 -42.6 63 4.5 -38.5 270 63 332.6 332.7 292.7 333.8 0.30 34 294 9700 -38.5 -48.5 34 10.0 -39.2 271 65 333.0 333.1 292.7 333.7 0.16 35 293 9723 -38.3 -77.3 1 39.0 -39.4 271 66 333.6 333.6 292.7 333.6 0.00 36 292 9747 -38.7 -51.7 24 13.0 -39.5 271 66 333.4 333.4 292.7 333.8 0.11 37 291 9770 -38.7 -66.7 4 28.0 -39.8 271 67 333.7 333.7 292.7 333.8 0.02 38 253 10720 -45.3 -57.7 24 12.3 -45.8 275 94 337.5 337.5 293.7 337.8 0.06 39 250 10800 -45.9 -56.9 28 11.0 -46.3 275 93 337.8 337.8 293.9 338.1 0.07 40 248 10853 -46.3 -57.3 28 11.0 -46.7 275 93 338.0 338.0 293.9 338.3 0.07 41 235 11210 -47.7 -70.7 5 23.0 -48.2 273 87 341.1 341.1 294.6 341.2 0.01 42 225 11496 -49.7 -71.7 6 22.0 -50.1 271 79 342.3 342.3 294.9 342.4 0.01 43 200 12260 -53.5 -71.5 9 18.0 -53.8 280 87 348.0 348.0 296.2 348.1 0.01 44 166 13433 -62.3 -77.3 12 15.0 -62.4 277 89 352.4 352.4 297.1 352.4 0.01 45 154 13897 -60.9 -81.9 5 21.0 -61.1 276 88 362.4 362.4 299.2 362.4 0.00 46 150 14060 -61.9 -82.9 4 21.0 -62.0 265 67 363.4 363.4 299.4 363.5 0.00 47 100 16520 -71.7 -85.7 11 14.0 -71.8 260 43 389.2 389.2 303.7 389.2 0.00 48 90 17139 -74.1 -86.1 14 12.0 -74.2 250 42 396.3 396.3 304.7 396.3 0.00 49 70 18620 -70.1 -89.1 5 19.0 -70.2 220 13 434.4 434.4 309.3 434.4 0.00 50 65 19061 -67.7 -88.7 3 21.0 -67.9 236 8 449.0 449.0 310.7 449.0 0.00 51 58 19741 -69.5 -88.5 5 19.0 -69.6 300 14 459.8 459.8 311.7 459.8 0.00 52 53 20284 -64.3 -88.3 2 24.0 -64.6 305 23 483.8 483.8 313.8 483.8 0.00 53 50 20640 -63.5 -88.5 2 25.0 -63.8 315 29 493.8 493.8 314.5 493.9 0.00 54 48 20892 -62.3 -87.3 2 25.0 -62.7 299 31 502.5 502.5 315.1 502.5 0.00 55 36 22673 -62.1 -88.1 2 26.0 -62.7 296 27 546.1 546.1 317.9 546.1 0.00 56 30 23810 -59.3 -87.3 1 28.0 -60.3 280 15 583.0 583.0 319.8 583.0 0.01 57 28 24243 -57.1 -87.1 1 30.0 -58.5 299 17 600.7 600.7 320.6 600.8 0.01 58 26 24710 -58.1 -87.1 1 29.0 -59.4 301 22 610.7 610.7 321.1 610.8 0.01 59 25 24958 -54.9 -85.9 1 31.0 -56.8 309 23 626.8 626.8 321.7 626.9 0.01 60 20 26380 -55.5 -86.5 1 31.0 -57.6 285 26 666.3 666.3 323.3 666.4 0.01 61 16 27820 -50.1 -84.1 1 34.0 -54.1 300 28 727.8 727.8 325.3 728.0 0.02 62 14 28708 -42.3 -81.3 1 39.0 -49.9 295 30 782.6 782.6 326.8 782.9 0.04 TRP 90 17139 -74.1 -86.1 14 12.0 -74.2 250 42 396.3 396.3 304.7 396.3 0.00 WND 253 10720 -45.3 -57.7 24 12.3 -45.8 275 94 337.5 337.5 293.7 337.8 0.06 Sounding variables and indices 1000-500 mb thick: 5650.00 m Freezing level: 632.61 mb = 4001.24 m = 13127.27 ft Wetbulb zero: 632.74 mb = 3982.88 m = 13067.04 ft Precipitable water: 1.21 inches Sfc-500 mean rel hum: 91.44 % Est. max temperature: 24.08 C = 75.35 F Sfc-Lift cond lev (LCL): 915.37 mb = 932.19 m = 3058.32 ft T: 13.26 C 700-500 lapse rate: 6.20 C/km ThetaE index: 7.70 C Layer 700.0- 586.0 mb Conv cond level (CCL): 876.40 mb = 1299.54 m = 4263.52 ft Mean mixing ratio: 9.50 g/kg Conv temperature: 14.88 C = 58.78 F Cap Strength: 3.36 C Lifted Index: 2.66 C Risk: None Lifted Index @300 mb: 6.40 C Lifted Index @700 mb: 2.87 C Showalter Index: 2.60 C Risk: Showers probable Total Totals Index: 44.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 21.40 C K Index: 32.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 177.80 Risk: None Energy Index: -0.74 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.72 J/kg Max Up Vert Vel: 8.21 m/s Conv Inhibition (B-): 40324.27 J/kg Cap Strength: 3.38 C Lift Cond Lev (LCL): 858.41 mb = 1474.20 m = 4836.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 306 at 19 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 ---------------------------------------------------------- 0 918 908 130 4 -3.1 2.6 | 127 23 -18.7 13.9 1 917 914 90 10 -10.0 0.0 | 114 28 -25.6 11.4 2 853 1524 75 15 -14.5 -3.9 | 104 31 -30.1 7.5 3 850 1557 80 15 -14.8 -2.6 | 106 32 -30.4 8.8 4 823 1829 65 10 -9.1 -4.2 | 106 26 -24.7 7.1 5 793 2134 360 8 -0.0 -8.0 | 102 16 -15.6 3.4 6 764 2438 290 14 13.2 -4.8 | 159 7 -2.5 6.6 7 737 2743 280 19 18.7 -3.3 | 201 9 3.1 8.1 8 700 3170 280 21 20.7 -3.6 | 213 9 5.1 7.7 9 658 3658 285 23 22.2 -6.0 | 231 9 6.6 5.4 10 609 4267 285 36 34.8 -9.3 | 264 19 19.2 2.0 11 586 4572 285 47 45.4 -12.2 | 272 30 29.8 -0.8 12 500 5830 260 29 28.6 5.0 | 218 21 12.9 16.4 13 483 6096 255 31 29.9 8.0 | 216 24 14.3 19.4 14 463 6401 255 28 27.0 7.2 | 212 22 11.4 18.6 15 427 7010 240 34 29.4 17.0 | 206 32 13.8 28.4 16 400 7510 260 30 29.5 5.2 | 220 22 13.9 16.6 17 377 7925 265 33 32.9 2.9 | 230 22 17.3 14.2 18 362 8230 255 37 35.7 9.6 | 224 29 20.1 20.9 19 346 8534 250 40 37.6 13.7 | 221 33 22.0 25.0 20 318 9144 280 54 53.2 -9.4 | 267 38 37.6 2.0 21 305 9449 270 49 49.0 -0.0 | 251 35 33.4 11.4 22 300 9560 270 61 61.0 -0.0 | 256 47 45.4 11.4 23 253 10720 275 94 93.6 -8.2 | 268 78 78.0 3.2 24 250 10800 275 93 92.6 -8.1 | 268 77 77.0 3.3 25 243 10973 275 94 93.6 -8.2 | 268 78 78.0 3.2 26 222 11582 270 76 76.0 -0.0 | 259 61 60.4 11.4 27 200 12260 280 87 85.7 -15.1 | 273 70 70.1 -3.7 28 183 12802 280 92 90.6 -16.0 | 274 75 75.0 -4.6 29 151 14021 275 87 86.7 -7.6 | 267 71 71.1 3.8 30 150 14060 265 67 66.7 5.8 | 251 54 51.1 17.2 31 144 14326 265 68 67.7 5.9 | 252 55 52.1 17.3 32 106 16154 275 35 34.9 -3.1 | 247 21 19.3 8.3 33 101 16459 255 45 43.5 11.6 | 230 36 27.9 23.0 34 100 16520 260 43 42.3 7.5 | 235 33 26.7 18.8 35 96 16764 255 43 41.5 11.1 | 229 34 25.9 22.5 36 90 17139 250 42 39.5 14.4 | 223 35 23.9 25.7 37 86 17374 260 45 44.3 7.8 | 236 35 28.7 19.2 38 74 18288 225 33 23.3 23.3 | 193 36 7.7 34.7 39 70 18593 235 13 10.6 7.5 | 165 19 -5.0 18.8 40 70 18620 220 13 8.4 10.0 | 161 23 -7.3 21.3 41 67 18898 220 12 7.7 9.2 | 159 22 -7.9 20.6 42 64 19202 250 5 4.7 1.7 | 140 17 -10.9 13.1 43 60 19507 300 10 8.7 -5.0 | 132 9 -7.0 6.4 44 55 20117 300 20 17.3 -10.0 | 231 2 1.7 1.4 45 50 20640 315 29 20.5 -20.5 | 332 10 4.9 -9.1 46 49 20726 280 34 33.5 -5.9 | 253 19 17.9 5.5 47 47 21031 315 29 20.5 -20.5 | 332 10 4.9 -9.1 48 43 21641 300 31 26.8 -15.5 | 290 12 11.2 -4.1 49 41 21946 255 24 23.2 6.2 | 203 19 7.6 17.6 50 39 22250 255 25 24.1 6.5 | 206 20 8.5 17.8 51 37 22555 300 27 23.4 -13.5 | 285 8 7.8 -2.1 52 35 22860 290 28 26.3 -9.6 | 261 11 10.7 1.8 53 32 23470 250 22 20.7 7.5 | 195 20 5.1 18.9 54 30 23774 315 20 14.1 -14.1 | 28 3 -1.5 -2.8 55 30 23810 280 15 14.8 -2.6 | 175 9 -0.8 8.8 56 29 24079 280 16 15.8 -2.8 | 181 9 0.1 8.6 57 27 24384 315 18 12.7 -12.7 | 65 3 -2.9 -1.4 58 26 24689 300 22 19.1 -11.0 | 264 3 3.4 0.4 59 25 24994 310 23 17.6 -14.8 | 330 4 2.0 -3.4 60 24 25298 295 21 19.0 -8.9 | 234 4 3.4 2.5 61 23 25603 310 25 19.2 -16.1 | 323 6 3.5 -4.7 62 22 25908 285 22 21.3 -5.7 | 225 8 5.6 5.7 63 20 26380 285 26 25.1 -6.7 | 244 11 9.5 4.6 64 19 26518 305 28 22.9 -16.1 | 303 9 7.3 -4.7 65 18 26822 285 26 25.1 -6.7 | 244 11 9.5 4.6 66 16 27127 300 28 24.2 -14.0 | 287 9 8.6 -2.6 67 8 29261 275 38 37.9 -3.3 | 250 24 22.2 8.0 Wind Parameters Mean winds (0-6000m): 276.0 at 25.7 knts Storm direction: 306.0 at 19.3 knts Shear (0-3000m) pos: 1.5 neg: 4.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 124.4 deg Storm rel helicity (0-3000m) pos: 55.8 neg: -93.9 tot: -38.1 m^2/s^2 ave: -12.7 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.18 Bulk Shear: 185.99 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 83 12 110 29| 0.0 12.4 12.4| 0.0 -69.6 -69.6 -139.2 -0.80| 12.6-10.1 1000 77 12 107 29| 0.0 5.0 5.0| 8.0 -87.8 -79.8 -79.8 -0.52| 11.2 -5.8 1500 61 11 103 26| 0.0 5.9 5.9| 22.4 -93.9 -71.5 -47.6 -0.14| 14.4 -2.0 2000 18 13 87 20| 0.0 6.0 6.0| 36.9 -93.9 -57.0 -28.5 0.04| 12.9 0.5 2500 321 15 91 6| 0.5 4.8 5.3| 42.7 -93.9 -51.2 -20.5 0.08| 10.9 0.9 3000 303 16 143 3| 1.5 4.0 5.5| 55.8 -93.9 -38.1 -12.7 0.16| 10.2 1.6 4000 291 22 235 6| 1.1 4.8 5.9| 85.8-136.6 -50.8 -12.7 0.11| 10.8 1.2 5000 284 25 237 10| 0.9 2.6 3.5| 85.8-239.7-153.9 -30.8 -0.07| 10.5 -0.7 6000 276 26 229 13| 0.8 2.5 3.3| 85.8-268.9-183.1 -30.5 -0.10| 9.9 -1.0 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251010.12.gif