UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 8 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 202 1 925 862 90 11 SFC 920 908 9.6 9.3 98 0.3 9.5 90 11 289.6 291.0 286.1 312.2 8.01 3 885 1229 7.6 7.5 99 0.1 7.5 105 16 290.7 292.0 285.9 311.7 7.36 4 856 1504 9.0 6.9 87 2.1 7.8 91 24 295.0 296.3 287.5 316.1 7.31 5 850 1562 8.6 6.8 88 1.8 7.6 85 25 295.2 296.5 287.5 316.3 7.31 6 786 2209 6.6 6.6 100 0.0 6.6 60 12 299.7 301.1 289.6 322.7 7.80 7 744 2663 8.0 8.0 100 0.0 8.0 312 12 306.0 307.7 292.6 333.3 9.09 8 700 3165 5.8 5.8 100 0.0 5.8 280 15 308.9 310.5 292.9 334.3 8.29 9 501 5844 -8.3 -8.5 98 0.2 -8.4 275 37 322.7 323.5 293.3 336.0 4.02 10 500 5860 -8.3 -8.5 98 0.2 -8.4 275 37 322.9 323.7 293.4 336.2 4.03 11 494 5954 -8.7 -11.3 81 2.6 -9.8 275 37 323.5 324.2 292.9 334.4 3.27 12 482 6144 -10.1 -12.7 81 2.6 -11.1 274 36 324.1 324.7 292.8 334.1 2.99 13 477 6224 -11.3 -18.3 56 7.0 -13.6 273 37 323.6 324.0 291.7 330.1 1.90 14 422 7151 -18.1 -22.1 71 4.0 -19.2 262 42 326.4 326.7 292.2 331.8 1.54 15 400 7550 -19.9 -22.3 81 2.4 -20.5 270 50 329.1 329.4 293.0 334.7 1.60 16 371 8103 -23.5 -24.5 91 1.0 -23.8 278 52 331.5 331.8 293.4 336.6 1.42 17 361 8302 -24.7 -26.7 83 2.0 -25.2 281 53 332.5 332.7 293.5 336.8 1.19 18 300 9620 -34.1 -37.9 68 3.8 -34.6 295 58 337.3 337.4 294.1 339.2 0.49 19 257 10684 -43.5 -47.5 65 4.0 -43.7 289 64 338.7 338.8 294.2 339.5 0.20 20 250 10870 -44.7 -50.7 51 6.0 -45.0 280 71 339.6 339.6 294.4 340.2 0.15 21 249 10897 -44.7 -53.7 36 9.0 -45.2 280 71 340.0 340.0 294.4 340.4 0.10 22 228 11477 -50.1 -55.1 55 5.0 -50.3 271 80 340.4 340.5 294.5 340.8 0.10 23 225 11563 -50.7 -57.7 43 7.0 -50.9 270 81 340.8 340.8 294.6 341.1 0.07 24 224 11592 -50.3 -64.3 18 14.0 -50.7 269 82 341.9 341.9 294.8 342.0 0.03 25 220 11709 -50.9 -66.9 13 16.0 -51.2 267 84 342.7 342.7 295.0 342.8 0.02 26 200 12320 -55.5 -65.5 28 10.0 -55.7 265 85 344.9 344.9 295.5 345.0 0.03 27 190 12646 -58.1 -68.1 27 10.0 -58.2 265 84 345.8 345.8 295.7 345.9 0.02 28 173 13229 -63.7 -67.2 62 3.5 -63.7 263 89 345.9 345.9 295.7 346.1 0.03 29 163 13593 -66.1 -73.1 37 7.0 -66.1 261 94 347.8 347.9 296.1 347.9 0.01 30 160 13706 -65.6 -75.3 25 9.6 -65.7 260 96 350.5 350.5 296.7 350.5 0.01 31 154 13939 -64.7 -79.7 11 15.0 -64.8 260 96 355.9 355.9 297.9 356.0 0.00 32 150 14100 -65.1 -80.1 11 15.0 -65.2 255 76 357.9 357.9 298.3 358.0 0.00 33 100 16520 -74.5 -85.5 17 11.0 -74.5 290 37 383.8 383.8 302.9 383.8 0.00 34 94 16878 -76.3 -86.3 19 10.0 -76.3 275 43 387.1 387.1 303.3 387.1 0.00 35 76 18116 -71.7 -87.7 7 16.0 -71.8 271 18 421.0 421.0 307.8 421.0 0.00 36 70 18600 -71.9 -88.9 6 17.0 -72.0 255 7 430.6 430.6 308.9 430.6 0.00 37 68 18772 -68.5 -88.5 4 20.0 -68.7 258 7 441.5 441.5 310.0 441.5 0.00 38 63 19230 -66.5 -88.5 3 22.0 -66.7 270 14 455.6 455.6 311.4 455.7 0.00 39 50 20630 -65.3 -88.3 3 23.0 -65.6 285 13 489.6 489.6 314.2 489.6 0.00 40 48 20878 -64.9 -87.9 3 23.0 -65.2 293 10 496.3 496.3 314.7 496.3 0.00 41 44 21407 -65.7 -88.7 3 23.0 -66.0 264 10 506.9 506.9 315.4 506.9 0.00 42 35 22817 -59.1 -87.1 1 28.0 -60.0 279 14 558.4 558.4 318.6 558.4 0.01 43 30 23780 -60.3 -87.3 2 27.0 -61.2 265 19 580.3 580.3 319.7 580.3 0.01 44 26 24683 -55.7 -85.7 1 30.0 -57.3 310 10 617.6 617.6 321.4 617.6 0.01 45 24 25191 -57.7 -85.7 2 28.0 -59.2 353 12 626.0 626.0 321.7 626.1 0.01 46 20 26350 -55.1 -86.1 1 31.0 -57.3 335 25 667.5 667.5 323.3 667.6 0.01 47 18 27023 -54.9 -85.9 1 31.0 -57.3 335 26 688.6 688.6 324.0 688.7 0.01 48 16 27772 -57.5 -86.5 1 29.0 -59.6 300 28 703.7 703.7 324.6 703.8 0.01 49 13 29100 -51.9 -84.9 1 33.0 -55.9 292 32 766.1 766.1 326.4 766.3 0.02 TRP 94 16878 -76.3 -86.3 19 10.0 -76.3 275 43 387.1 387.1 303.3 387.1 0.00 WND 160 13706 -65.6 -75.3 25 9.6 -65.7 260 96 350.5 350.5 296.7 350.5 0.01 Sounding variables and indices 1000-500 mb thick: 5658.00 m Freezing level: 618.14 mb = 4267.17 m = 13999.74 ft Wetbulb zero: 618.65 mb = 4154.67 m = 13630.65 ft Precipitable water: 1.31 inches Sfc-500 mean rel hum: 98.22 % Est. max temperature: 21.76 C = 71.17 F Sfc-Lift cond lev (LCL): 915.86 mb = 945.30 m = 3101.35 ft T: 9.37 C 700-500 lapse rate: 5.23 C/km ThetaE index: 0.51 C Layer 885.0- 856.0 mb Conv cond level (CCL): 887.87 mb = 1201.89 m = 3943.16 ft Mean mixing ratio: 7.48 g/kg Conv temperature: 10.64 C = 51.15 F Cap Strength: 11.07 C Lifted Index: 11.19 C Risk: None Lifted Index @300 mb: 16.45 C Lifted Index @700 mb: 7.71 C Showalter Index: 10.20 C Risk: None Total Totals Index: 32.00 C Risk: None Vertical Totals Index: 16.90 C Cross Totals Index: 15.10 C K Index: 23.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 168.60 Risk: None Energy Index: 4.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.82 J/kg Max Up Vert Vel: 8.34 m/s Conv Inhibition (B-): 47563.75 J/kg Cap Strength: 10.92 C Lift Cond Lev (LCL): 856.14 mb = 1502.47 m = 4929.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 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 ---------------------------------------------------------- 0 920 908 90 11 -11.0 0.0 | 112 29 -27.1 10.9 1 919 914 120 7 -6.1 3.5 | 123 26 -22.1 14.4 2 854 1524 90 25 -25.0 0.0 | 105 42 -41.1 10.9 3 850 1562 85 25 -24.9 -2.2 | 102 42 -41.0 8.7 4 793 2134 80 11 -10.8 -1.9 | 108 28 -26.9 8.9 5 764 2438 360 14 -0.0 -14.0 | 79 16 -16.1 -3.1 6 737 2743 295 11 10.0 -4.6 | 135 9 -6.1 6.2 7 710 3048 275 14 13.9 -1.2 | 168 10 -2.1 9.6 8 700 3165 280 15 14.8 -2.6 | 171 8 -1.3 8.2 9 684 3353 290 16 15.0 -5.5 | 169 5 -1.0 5.4 10 610 4267 260 28 27.6 4.9 | 216 19 11.5 15.7 11 565 4877 265 38 37.9 3.3 | 237 26 21.8 14.2 12 524 5486 280 38 37.4 -6.6 | 259 22 21.4 4.3 13 500 5860 275 37 36.9 -3.2 | 250 22 20.8 7.6 14 485 6096 275 36 35.9 -3.1 | 249 21 19.8 7.7 15 430 7010 260 40 39.4 6.9 | 233 29 23.3 17.8 16 400 7550 270 50 50.0 -0.0 | 252 36 33.9 10.9 17 364 8230 280 53 52.2 -9.2 | 267 36 36.1 1.6 18 300 9620 295 58 52.6 -24.5 | 291 39 36.5 -13.7 19 269 10363 290 65 61.1 -22.2 | 284 46 45.0 -11.4 20 257 10668 290 64 60.1 -21.9 | 284 45 44.1 -11.0 21 250 10870 280 71 69.9 -12.3 | 272 54 53.8 -1.5 22 204 12192 260 91 89.6 15.8 | 250 78 73.5 26.7 23 200 12320 265 85 84.7 7.4 | 255 71 68.6 18.3 24 185 12802 265 83 82.7 7.2 | 255 69 66.6 18.1 25 160 13706 260 96 94.5 16.7 | 251 83 78.5 27.5 26 152 14021 260 96 94.5 16.7 | 251 83 78.5 27.5 27 150 14100 255 76 73.4 19.7 | 242 65 57.3 30.5 28 144 14326 250 81 76.1 27.7 | 237 71 60.0 38.6 29 130 14935 265 57 56.8 5.0 | 249 44 40.7 15.8 30 118 15545 270 65 65.0 -0.0 | 257 50 48.9 10.9 31 106 16154 255 56 54.1 14.5 | 236 46 38.0 25.3 32 100 16520 290 37 34.8 -12.7 | 276 19 18.7 -1.8 33 96 16764 290 37 34.8 -12.7 | 276 19 18.7 -1.8 34 94 16878 275 43 42.8 -3.7 | 255 28 26.8 7.1 35 91 17069 270 44 44.0 -0.0 | 249 30 27.9 10.9 36 86 17374 260 37 36.4 6.4 | 230 27 20.4 17.3 37 82 17678 275 26 25.9 -2.3 | 229 13 9.8 8.6 38 74 18288 270 15 15.0 -0.0 | 174 11 -1.1 10.9 39 70 18593 245 24 21.8 10.1 | 195 22 5.7 21.0 40 70 18600 255 7 6.8 1.8 | 144 16 -9.3 12.7 41 67 18898 260 7 6.9 1.2 | 143 15 -9.2 12.1 42 63 19202 265 15 14.9 1.3 | 175 12 -1.1 12.2 43 60 19507 310 4 3.1 -2.6 | 122 15 -13.0 8.3 44 57 19812 300 10 8.7 -5.0 | 128 9 -7.4 5.9 45 52 20422 270 24 24.0 -0.0 | 216 13 7.9 10.9 46 50 20630 285 13 12.6 -3.4 | 155 8 -3.5 7.5 47 49 20726 290 8 7.5 -2.7 | 133 12 -8.6 8.1 48 47 21031 295 12 10.9 -5.1 | 138 8 -5.2 5.8 49 45 21336 245 10 9.1 4.2 | 155 17 -7.0 15.1 50 42 21641 315 10 7.1 -7.1 | 113 10 -9.0 3.8 51 40 21946 320 12 7.7 -9.2 | 101 9 -8.4 1.7 52 37 22555 270 12 12.0 -0.0 | 159 12 -4.1 10.9 53 35 22860 280 14 13.8 -2.4 | 165 9 -2.3 8.4 54 32 23470 300 15 13.0 -7.5 | 137 5 -3.1 3.4 55 30 23774 275 13 13.0 -1.1 | 162 10 -3.1 9.7 56 30 23780 265 19 18.9 1.7 | 193 13 2.9 12.5 57 29 24079 275 20 19.9 -1.7 | 203 10 3.9 9.1 58 27 24384 255 17 16.4 4.4 | 181 15 0.3 15.3 59 26 24689 310 10 7.7 -6.4 | 118 10 -8.4 4.4 60 25 24994 355 10 0.9 -10.0 | 93 15 -15.2 0.9 61 21 25908 345 17 4.4 -16.4 | 64 13 -11.7 -5.6 62 20 26213 320 18 11.6 -13.8 | 57 5 -4.5 -2.9 63 20 26350 335 25 10.6 -22.7 | 25 13 -5.5 -11.8 64 17 26822 335 26 11.0 -23.6 | 22 14 -5.1 -12.7 65 16 27127 290 28 26.3 -9.6 | 263 10 10.2 1.3 66 11 28346 295 37 33.5 -15.6 | 285 18 17.5 -4.8 67 7 29566 265 45 44.8 3.9 | 243 32 28.8 14.8 Wind Parameters Mean winds (0-6000m): 274.0 at 25.9 knts Storm direction: 304.0 at 19.4 knts Shear (0-3000m) pos: 1.2 neg: 7.0 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 103.6 deg Storm rel helicity (0-3000m) pos: 109.9 neg: -194.7 tot: -84.8 m^2/s^2 ave: -28.3 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 14.8 stream: 0.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.16 Bulk Shear: 211.65 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 ------------------------------------------------------------------------------- 500 102 14 115 33| 11.0 0.0 11.0| 36.3 -68.1 -31.8 -63.7 -0.15| 18.3 -2.7 1000 91 18 108 36| 5.5 3.5 9.0| 52.3-122.1 -69.8 -69.8 -0.19| 16.1 -3.0 1500 84 16 106 34| 3.7 8.6 12.3| 66.2-194.0-127.8 -85.2 -0.30| 17.9 -5.3 2000 72 15 101 31| 2.7 8.8 11.5| 92.3-194.5-102.2 -51.1 -0.06| 18.2 -1.1 2500 57 15 95 29| 1.4 7.0 8.4|100.1-194.7 -94.6 -37.8 -0.01| 16.0 -0.2 3000 12 16 76 20| 1.2 7.0 8.2|109.9-194.7 -84.8 -28.3 0.05| 14.8 0.7 4000 280 20 204 8| 0.3 6.2 6.4|161.5-195.1 -33.6 -8.4 0.12| 13.3 1.6 5000 277 23 221 11| 1.0 4.9 5.9|213.9-214.1 -0.3 -0.1 0.15| 12.0 1.8 6000 274 26 227 13| 0.9 4.4 5.3|213.9-256.9 -43.0 -7.2 0.09| 10.8 1.0 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251008.12.gif