UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 6 DEC 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 123 1 925 809 SFC 914 908 19.8 15.1 74 4.7 16.7 40 2 300.6 302.8 293.2 335.5 11.89 3 913 917 18.2 13.8 75 4.4 15.4 40 2 299.0 301.0 292.0 330.9 10.93 4 882 1213 15.8 12.4 80 3.4 13.6 28 4 299.5 301.4 291.6 329.7 10.31 5 875 1281 20.2 -8.8 13 29.0 7.1 25 4 304.8 305.2 286.0 311.8 2.24 6 871 1321 20.4 -7.6 14 28.0 7.4 23 5 305.4 305.8 286.5 313.2 2.47 7 853 1502 19.6 -10.4 12 30.0 6.4 16 6 306.4 306.7 286.4 312.8 2.03 8 850 1532 19.4 -10.6 12 30.0 6.2 15 6 306.5 306.8 286.4 312.9 2.00 9 746 2637 11.4 -12.6 17 24.0 1.5 329 13 309.4 309.8 287.3 315.7 1.94 10 700 3166 9.4 -25.6 6 35.0 -1.6 355 13 312.9 313.0 287.2 315.2 0.68 11 667 3564 7.2 -28.8 6 36.0 -3.3 291 4 314.8 314.9 287.6 316.6 0.53 12 656 3700 7.8 -34.2 3 42.0 -3.4 268 1 317.0 317.0 288.1 318.1 0.32 13 540 5266 -4.3 -31.3 10 27.0 -11.0 213 12 320.7 320.8 289.5 322.5 0.52 14 500 5870 -6.3 -49.3 2 43.0 -13.3 195 14 325.4 325.4 290.5 325.7 0.09 15 481 6173 -7.3 -48.3 2 41.0 -14.2 201 13 327.8 327.8 291.2 328.1 0.10 16 400 7580 -18.9 -53.9 3 35.0 -22.8 220 16 330.4 330.4 291.9 330.7 0.06 17 358 8395 -25.1 -56.1 4 31.0 -27.8 240 21 332.8 332.8 292.5 333.0 0.05 18 353 8497 -25.3 -50.3 8 25.0 -27.9 243 21 333.8 333.9 292.9 334.3 0.11 19 350 8559 -25.1 -34.1 43 9.0 -26.7 244 21 334.9 335.0 293.6 337.2 0.61 20 348 8600 -25.1 -32.1 52 7.0 -26.4 242 21 335.5 335.6 293.9 338.2 0.74 21 330 8984 -27.5 -36.5 42 9.0 -28.9 231 22 337.3 337.4 294.1 339.3 0.51 22 300 9660 -33.7 -38.5 62 4.8 -34.3 235 22 337.9 338.0 294.2 339.6 0.46 23 250 10910 -43.7 -45.7 80 2.0 -43.9 250 35 341.1 341.1 294.8 342.1 0.26 24 248 10964 -44.3 -45.6 87 1.3 -44.4 250 35 341.0 341.0 294.8 342.0 0.26 25 246 11018 -44.7 -49.0 62 4.3 -45.0 250 36 341.2 341.2 294.8 341.9 0.18 26 240 11183 -46.1 -50.4 62 4.3 -46.3 250 36 341.5 341.5 294.8 342.1 0.16 27 223 11668 -50.5 -57.5 43 7.0 -50.7 243 44 342.0 342.0 294.8 342.3 0.07 28 218 11815 -51.7 -60.7 33 9.0 -52.0 240 46 342.4 342.4 294.9 342.6 0.05 29 200 12370 -55.5 -62.5 41 7.0 -55.6 230 56 344.9 344.9 295.5 345.1 0.04 30 192 12628 -57.5 -62.5 53 5.0 -57.6 226 58 345.7 345.7 295.7 345.9 0.04 31 189 12728 -57.6 -72.8 13 15.1 -57.8 225 59 347.1 347.1 296.0 347.1 0.01 32 187 12795 -57.7 -79.7 4 22.0 -57.9 225 59 348.0 348.0 296.2 348.0 0.00 33 154 13999 -64.1 -73.1 28 9.0 -64.2 245 47 357.0 357.0 298.1 357.0 0.01 34 150 14160 -64.7 -79.7 11 15.0 -64.8 235 47 358.6 358.6 298.4 358.6 0.00 35 141 14537 -65.9 -81.9 9 16.0 -66.0 227 46 362.9 362.9 299.2 362.9 0.00 36 119 15555 -71.1 -86.1 9 15.0 -71.2 250 46 371.4 371.4 300.8 371.4 0.00 37 114 15810 -69.9 -87.9 6 18.0 -70.0 252 38 378.2 378.2 301.9 378.2 0.00 38 100 16580 -75.7 -87.7 14 12.0 -75.7 265 29 381.5 381.5 302.5 381.5 0.00 39 96 16815 -77.3 -89.3 13 12.0 -77.3 270 31 382.8 382.8 302.7 382.8 0.00 40 87 17381 -75.1 -89.1 10 14.0 -75.2 235 28 398.2 398.2 304.9 398.2 0.00 41 78 18007 -78.9 -88.9 18 10.0 -78.9 274 12 402.9 402.9 305.6 402.9 0.00 42 70 18630 -73.7 -88.7 8 15.0 -73.7 115 3 426.7 426.7 308.5 426.7 0.00 43 66 18973 -73.1 -89.1 7 16.0 -73.2 109 7 435.3 435.3 309.4 435.3 0.00 44 65 19062 -73.7 -89.7 7 16.0 -73.7 107 8 435.9 435.9 309.4 435.9 0.00 45 63 19245 -70.3 -89.3 5 19.0 -70.4 100 12 447.3 447.3 310.6 447.3 0.00 46 50 20630 -65.7 -89.7 2 24.0 -66.0 55 12 488.7 488.7 314.1 488.7 0.00 47 48 20879 -65.5 -89.5 2 24.0 -65.8 55 12 494.9 494.9 314.6 494.9 0.00 48 43 21547 -67.5 -90.5 2 23.0 -67.8 35 17 505.8 505.8 315.4 505.8 0.00 49 39 22143 -63.3 -89.3 2 26.0 -63.8 5 10 530.7 530.7 316.9 530.7 0.00 50 30 23770 -60.5 -88.5 1 28.0 -61.4 115 27 579.7 579.7 319.6 579.7 0.01 51 27 24426 -60.5 -88.5 1 28.0 -61.4 113 25 597.4 597.4 320.5 597.5 0.01 52 20 26330 -52.7 -84.7 1 32.0 -55.5 75 26 674.9 674.9 323.6 675.0 0.02 53 19 26662 -51.5 -84.5 1 33.0 -54.6 74 27 688.6 688.6 324.1 688.7 0.02 TRP 96 16815 -77.3 -89.3 13 12.0 -77.3 270 31 382.8 382.8 302.7 382.8 0.00 WND 189 12728 -57.6 -72.8 13 15.1 -57.8 225 59 347.1 347.1 296.0 347.1 0.01 Sounding variables and indices 1000-500 mb thick: 5747.00 m Freezing level: 581.22 mb = 4709.97 m = 15452.48 ft Wetbulb zero: 723.56 mb = 2890.64 m = 9483.62 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 13.79 % Est. max temperature: 27.91 C = 82.23 F Sfc-Lift cond lev (LCL): 852.66 mb = 1505.09 m = 4937.91 ft T: 19.58 C 700-500 lapse rate: 5.81 C/km ThetaE index: 23.64 C Layer 913.0- 871.0 mb Conv cond level (CCL): 523.44 mb = 5510.78 m = 18079.75 ft Mean mixing ratio: 5.01 g/kg Conv temperature: 41.22 C = 106.19 F Cap Strength: 10.77 C Lifted Index: 10.56 C Risk: None Lifted Index @300 mb: 13.68 C Lifted Index @700 mb: 8.04 C Showalter Index: 14.25 C Risk: None Total Totals Index: 21.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: -4.30 C K Index: -19.90 Risk: None Sweat Index: 26.00 Risk: None Energy Index: 2.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.02 J/kg Max Up Vert Vel: 10.10 m/s Conv Inhibition (B-): 37287.86 J/kg Cap Strength: 10.68 C Lift Cond Lev (LCL): 672.57 mb = 3495.34 m = 11467.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 282 at 7 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 40 2 -1.3 -1.5 | 89 8 -7.9 -0.1 1 850 1532 15 6 -1.6 -5.8 | 62 9 -8.2 -4.4 2 791 2134 330 7 3.5 -6.1 | 34 6 -3.1 -4.7 3 763 2438 335 12 5.1 -10.9 | 9 10 -1.6 -9.5 4 736 2743 325 13 7.5 -10.6 | 355 9 0.8 -9.3 5 710 3048 350 14 2.4 -13.8 | 19 13 -4.2 -12.4 6 700 3166 355 13 1.1 -13.0 | 25 13 -5.5 -11.6 7 684 3353 350 10 1.7 -9.8 | 30 10 -4.9 -8.5 8 658 3658 260 1 1.0 0.2 | 106 6 -5.7 1.6 9 610 4267 55 2 -1.6 -1.1 | 92 8 -8.3 0.2 10 566 4877 210 10 5.0 8.7 | 171 10 -1.6 10.1 11 524 5486 215 13 7.5 10.6 | 184 12 0.8 12.0 12 505 5791 210 16 8.0 13.9 | 185 15 1.4 15.3 13 500 5870 195 14 3.6 13.5 | 169 15 -3.0 14.9 14 485 6096 200 13 4.4 12.2 | 171 14 -2.2 13.6 15 400 7580 220 16 10.3 12.3 | 195 14 3.6 13.7 16 398 7620 230 14 10.7 9.0 | 201 11 4.1 10.4 17 381 7925 220 17 10.9 13.0 | 197 15 4.3 14.4 18 366 8230 235 20 16.4 11.5 | 217 16 9.7 12.9 19 351 8534 245 21 19.0 8.9 | 230 16 12.4 10.3 20 336 8839 225 21 14.8 14.8 | 207 18 8.2 16.2 21 322 9144 240 23 19.9 11.5 | 226 19 13.3 12.9 22 300 9660 235 22 18.0 12.6 | 219 18 11.4 14.0 23 283 10058 245 20 18.1 8.5 | 229 15 11.5 9.8 24 250 10910 250 35 32.9 12.0 | 243 29 26.2 13.4 25 236 11278 250 37 34.8 12.7 | 243 31 28.1 14.1 26 200 12370 230 56 42.9 36.0 | 224 52 36.3 37.4 27 189 12728 225 59 41.7 41.7 | 219 56 35.1 43.1 28 187 12802 225 59 41.7 41.7 | 219 56 35.1 43.1 29 153 14021 245 47 42.6 19.9 | 239 42 36.0 21.3 30 150 14160 235 47 38.5 27.0 | 228 43 31.9 28.4 31 139 14630 225 46 32.5 32.5 | 217 43 25.9 33.9 32 132 14935 240 38 32.9 19.0 | 232 33 26.3 20.4 33 125 15240 255 43 41.5 11.1 | 250 37 34.9 12.5 34 119 15545 250 46 43.2 15.7 | 245 40 36.6 17.1 35 107 16154 255 27 26.1 7.0 | 247 21 19.4 8.4 36 100 16580 265 29 28.9 2.5 | 260 23 22.2 3.9 37 97 16764 265 29 28.9 2.5 | 260 23 22.2 3.9 38 96 16815 270 31 31.0 -0.0 | 267 24 24.4 1.4 39 92 17069 270 31 31.0 -0.0 | 267 24 24.4 1.4 40 87 17374 235 28 22.9 16.1 | 223 24 16.3 17.5 41 83 17678 230 12 9.2 7.7 | 196 9 2.6 9.1 42 78 17983 280 12 11.8 -2.1 | 278 5 5.2 -0.7 43 70 18630 115 3 -2.7 1.3 | 106 10 -9.4 2.7 44 64 19202 105 10 -9.7 2.6 | 104 17 -16.3 4.0 45 60 19507 75 21 -20.3 -5.4 | 81 27 -26.9 -4.0 46 57 19812 60 13 -11.3 -6.5 | 74 19 -17.9 -5.1 47 55 20117 90 10 -10.0 0.0 | 95 17 -16.6 1.4 48 52 20422 75 16 -15.5 -4.1 | 83 22 -22.1 -2.7 49 50 20630 55 12 -9.8 -6.9 | 72 17 -16.5 -5.5 50 49 20726 50 15 -11.5 -9.6 | 66 20 -18.1 -8.2 51 47 21031 60 10 -8.7 -5.0 | 77 16 -15.3 -3.6 52 45 21336 35 11 -6.3 -9.0 | 60 15 -13.0 -7.6 53 42 21641 35 19 -10.9 -15.6 | 51 23 -17.5 -14.2 54 40 21946 5 10 -0.9 -10.0 | 41 11 -7.5 -8.6 55 38 22250 5 10 -0.9 -10.0 | 41 11 -7.5 -8.6 56 37 22555 60 7 -6.1 -3.5 | 81 13 -12.7 -2.1 57 35 22860 125 10 -8.2 5.7 | 116 16 -14.8 7.1 58 33 23165 110 18 -16.9 6.2 | 108 25 -23.6 7.6 59 32 23470 125 22 -18.0 12.6 | 120 28 -24.7 14.0 60 30 23770 115 27 -24.5 11.4 | 112 34 -31.1 12.8 61 30 23774 120 25 -21.7 12.5 | 116 32 -28.3 13.9 62 26 24689 110 25 -23.5 8.6 | 108 32 -30.1 9.9 63 24 25298 75 28 -27.0 -7.2 | 80 34 -33.7 -5.8 64 22 25603 85 33 -32.9 -2.9 | 88 40 -39.5 -1.5 65 20 26213 95 24 -23.9 2.1 | 97 31 -30.6 3.5 66 20 26330 75 26 -25.1 -6.7 | 80 32 -31.8 -5.3 67 16 27127 70 29 -27.3 -9.9 | 76 35 -33.9 -8.5 68 14 27432 95 22 -21.9 1.9 | 97 29 -28.6 3.3 69 11 28346 70 30 -28.2 -10.3 | 76 36 -34.8 -8.9 70 9 28956 60 22 -19.1 -11.0 | 70 27 -25.7 -9.6 71 8 29566 75 19 -18.4 -4.9 | 82 25 -25.0 -3.5 72 7 29870 50 20 -15.3 -12.9 | 62 25 -22.0 -11.5 Wind Parameters Mean winds (0-6000m): 251.9 at 9.0 knts Storm direction: 281.9 at 6.8 knts Shear (0-3000m) pos: 0.4 neg: 0.6 tot: 1.0 10-3/s Storm rel Dir Shear (0-3000m): 3.5 deg Storm rel helicity (0-3000m) pos: 24.4 neg: -30.8 tot: -6.4 m^2/s^2 ave: -2.1 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 6.9 stream: -0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.81 Bulk Shear: 18.16 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 23 4 77 8| 0.0 3.5 3.5| 0.0 -7.4 -7.4 -14.7 -0.94| 3.6 -3.3 1000 11 5 66 8| 0.0 2.9 2.9| 0.0 -14.7 -14.7 -14.7 -0.87| 3.9 -3.3 1500 354 6 53 8| 0.0 3.7 3.7| 0.0 -22.3 -22.3 -14.8 -0.77| 4.8 -3.7 2000 344 8 37 7| 0.6 2.8 3.4| 5.9 -27.9 -22.1 -11.0 -0.56| 5.0 -2.8 2500 346 9 33 8| 0.5 1.3 1.7| 19.7 -28.9 -9.2 -3.7 -0.24| 6.0 -1.4 3000 345 8 38 8| 0.4 0.6 1.0| 24.4 -30.8 -6.4 -2.1 -0.07| 6.9 -0.5 4000 341 7 41 7| 1.1 0.4 1.6| 74.1 -31.7 42.5 10.6 0.22| 7.9 1.7 5000 297 8 347 2| 1.2 0.6 1.7| 82.1 -48.4 33.7 6.7 0.17| 7.3 1.2 6000 252 9 205 5| 1.1 0.5 1.6| 95.3 -48.4 46.9 7.8 0.20| 6.5 1.3 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251206.12.gif