UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:1200Z 9 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 1 925 863 110 11 SFC 920 908 11.2 10.6 96 0.6 10.9 110 11 291.2 292.8 287.5 316.1 8.75 3 860 1468 7.4 7.4 100 0.0 7.4 84 27 292.9 294.3 286.9 314.5 7.53 4 850 1564 7.0 7.0 100 0.0 7.0 80 28 293.5 294.8 287.0 314.8 7.41 5 805 2011 5.8 5.8 100 0.0 5.8 56 34 296.8 298.1 288.1 317.8 7.20 6 803 2031 5.6 3.4 86 2.2 4.4 55 35 296.8 297.9 287.0 314.7 6.09 7 802 2042 5.8 0.8 70 5.0 3.3 55 35 297.1 298.0 286.1 312.1 5.06 8 786 2208 9.4 1.4 57 8.0 5.2 46 33 302.7 303.7 288.4 319.0 5.39 9 783 2240 9.8 1.8 57 8.0 5.5 45 32 303.5 304.5 288.8 320.3 5.57 10 765 2433 10.6 2.6 58 8.0 6.2 35 26 306.3 307.5 290.2 324.8 6.04 11 700 3167 5.6 4.4 92 1.2 4.9 310 13 308.7 310.1 292.2 331.7 7.51 12 665 3586 2.8 2.8 100 0.0 2.8 278 18 310.1 311.4 292.2 331.9 7.06 13 602 4388 -1.9 -1.9 100 0.0 -1.9 272 39 313.6 314.7 292.0 331.0 5.54 14 592 4522 -2.9 -5.0 85 2.1 -3.9 274 41 314.0 314.8 291.2 328.1 4.46 15 572 4795 -4.1 -8.0 74 3.9 -5.8 278 45 315.7 316.4 291.0 327.5 3.66 16 547 5148 -5.1 -5.8 95 0.7 -5.4 284 50 318.5 319.4 292.6 333.2 4.54 17 542 5220 -5.7 -6.1 97 0.4 -5.9 285 51 318.7 319.5 292.6 333.1 4.48 18 500 5850 -10.1 -11.0 93 0.9 -10.5 280 45 320.7 321.4 292.2 331.6 3.30 19 464 6420 -13.7 -14.1 97 0.4 -13.9 280 43 323.2 323.7 292.4 332.5 2.77 20 445 6736 -15.3 -19.7 69 4.4 -16.7 280 42 325.0 325.4 292.0 331.2 1.80 21 444 6753 -15.3 -19.6 70 4.3 -16.6 280 42 325.2 325.6 292.1 331.5 1.82 22 400 7530 -21.1 -23.3 82 2.2 -21.7 280 49 327.6 327.9 292.4 332.7 1.46 23 379 7926 -23.5 -23.7 98 0.2 -23.5 274 50 329.5 329.8 293.0 334.8 1.49 24 341 8688 -29.3 -32.6 73 3.3 -29.9 270 51 331.7 331.9 292.9 334.4 0.72 25 317 9204 -33.5 -34.0 95 0.5 -33.6 273 65 332.9 333.0 293.2 335.4 0.68 26 315 9249 -33.3 -33.4 99 0.1 -33.3 273 67 333.8 333.9 293.4 336.4 0.73 27 312 9316 -33.7 -40.7 49 7.0 -34.5 274 70 334.1 334.2 293.2 335.5 0.35 28 311 9338 -33.5 -35.5 82 2.0 -33.8 274 70 334.7 334.8 293.6 336.9 0.60 29 308 9406 -33.7 -42.7 40 9.0 -34.7 275 73 335.3 335.4 293.4 336.5 0.29 30 305 9475 -34.3 -47.3 26 13.0 -35.4 275 75 335.4 335.5 293.3 336.1 0.18 31 300 9590 -34.9 -50.9 18 16.0 -36.1 275 75 336.2 336.2 293.5 336.7 0.12 32 297 9660 -34.9 -51.9 16 17.0 -36.1 276 75 337.2 337.2 293.7 337.6 0.11 33 275 10197 -37.3 -55.3 14 18.0 -38.4 281 78 341.2 341.2 294.7 341.5 0.08 34 252 10796 -42.9 -58.9 16 16.0 -43.6 282 81 341.5 341.5 294.7 341.7 0.05 35 250 10850 -43.3 -54.3 29 11.0 -43.9 280 81 341.7 341.7 294.8 342.1 0.10 36 236 11235 -46.9 -50.5 67 3.6 -47.1 277 83 341.9 342.0 294.9 342.6 0.16 37 225 11549 -49.3 -64.3 16 15.0 -49.7 275 85 343.0 343.0 295.1 343.1 0.03 38 204 12183 -54.3 -64.3 28 10.0 -54.5 265 90 344.8 344.8 295.5 345.0 0.03 39 200 12310 -55.3 -64.3 32 9.0 -55.5 265 89 345.2 345.2 295.6 345.3 0.03 40 195 12471 -56.7 -64.7 36 8.0 -56.9 265 90 345.5 345.5 295.7 345.6 0.03 41 172 13254 -62.7 -71.7 29 9.0 -62.8 265 79 348.2 348.2 296.3 348.2 0.01 42 150 14090 -65.5 -78.5 15 13.0 -65.6 265 66 357.2 357.2 298.1 357.3 0.01 43 147 14213 -66.3 -79.3 15 13.0 -66.4 266 66 357.9 357.9 298.3 358.0 0.01 44 111 15898 -71.3 -85.3 11 14.0 -71.3 259 45 378.5 378.5 302.0 378.5 0.00 45 106 16172 -68.5 -85.5 7 17.0 -68.6 250 50 388.8 388.8 303.6 388.9 0.00 46 100 16520 -71.1 -85.1 11 14.0 -71.2 265 38 390.4 390.4 303.8 390.4 0.00 47 81 17751 -74.1 -87.1 12 13.0 -74.2 250 24 408.4 408.4 306.3 408.5 0.00 48 74 18281 -70.3 -88.3 5 18.0 -70.4 240 25 427.1 427.1 308.5 427.2 0.00 49 70 18610 -70.3 -88.3 5 18.0 -70.4 320 9 434.0 434.0 309.3 434.0 0.00 50 66 18960 -71.7 -88.7 6 17.0 -71.8 318 10 438.3 438.3 309.7 438.3 0.00 51 52 20407 -61.7 -86.7 2 25.0 -62.1 274 15 492.5 492.5 314.4 492.5 0.00 52 50 20650 -63.1 -87.1 3 24.0 -63.5 310 16 494.8 494.8 314.6 494.8 0.00 53 41 21871 -65.1 -88.1 3 23.0 -65.5 329 14 518.7 518.7 316.2 518.7 0.00 54 35 22856 -57.3 -86.3 1 29.0 -58.4 261 15 563.1 563.1 318.8 563.1 0.01 55 30 23830 -59.1 -87.1 1 28.0 -60.1 290 12 583.5 583.5 319.8 583.6 0.01 56 29 24042 -59.7 -86.7 2 27.0 -60.7 273 14 587.6 587.6 320.0 587.6 0.01 57 21 26062 -58.9 -86.9 2 28.0 -60.3 300 19 646.8 646.8 322.6 646.9 0.01 58 20 26370 -55.9 -85.9 1 30.0 -57.9 315 20 665.1 665.1 323.3 665.2 0.01 59 17 27410 -53.3 -84.3 1 31.0 -56.2 299 28 705.0 705.1 324.6 705.2 0.02 60 16 27801 -53.5 -85.5 1 32.0 -56.5 298 33 716.7 716.7 325.0 716.9 0.02 61 15 28221 -47.7 -82.7 1 35.0 -52.8 296 38 749.4 749.4 325.9 749.6 0.03 62 13 29170 -45.7 -81.7 1 36.0 -52.1 291 40 787.6 787.6 327.0 787.9 0.04 TRP 81 17751 -74.1 -87.1 12 13.0 -74.2 250 24 408.4 408.4 306.3 408.5 0.00 WND 204 12183 -54.3 -64.3 28 10.0 -54.5 265 90 344.8 344.8 295.5 345.0 0.03 Sounding variables and indices 1000-500 mb thick: 5648.00 m Freezing level: 627.47 mb = 4064.02 m = 13333.24 ft Wetbulb zero: 627.72 mb = 4051.09 m = 13290.82 ft Precipitable water: 1.18 inches Sfc-500 mean rel hum: 89.43 % Est. max temperature: 25.18 C = 77.33 F Sfc-Lift cond lev (LCL): 911.79 mb = 982.36 m = 3222.92 ft T: 10.70 C 700-500 lapse rate: 5.85 C/km ThetaE index: 5.75 C Layer 803.0- 786.0 mb Conv cond level (CCL): 871.48 mb = 1357.58 m = 4453.96 ft Mean mixing ratio: 7.82 g/kg Conv temperature: 12.54 C = 54.57 F Cap Strength: 8.94 C Lifted Index: 8.92 C Risk: None Lifted Index @300 mb: 15.06 C Lifted Index @700 mb: 7.16 C Showalter Index: 9.27 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 17.10 C Cross Totals Index: 17.10 C K Index: 22.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 185.00 Risk: None Energy Index: 3.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.35 J/kg Max Up Vert Vel: 6.06 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 8.96 C Lift Cond Lev (LCL): 866.69 mb = 1403.34 m = 4604.08 ft Lev Free Conv (LFC): 861.69 mb = 1451.35 m = 4761.60 ft Equ Level (EL): 831.69 mb = 1742.91 m = 5718.15 ft B at Equ Level: 17.45 J/kg Max Parcel Lev (MPL): 791.69 mb = 2148.28 m = 7048.09 ft Wind level data Storm motion: 326 at 25 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 ---------------------------------------------------------- 0 920 908 110 11 -10.3 3.8 | 135 35 -24.3 24.6 1 919 914 90 10 -10.0 0.0 | 131 32 -24.0 20.9 2 886 1219 95 23 -22.9 2.0 | 122 43 -36.9 22.9 3 850 1564 80 28 -27.6 -4.9 | 111 45 -41.5 16.0 4 793 2134 50 36 -27.6 -23.1 | 87 42 -41.5 -2.3 5 765 2438 35 26 -14.9 -21.3 | 89 29 -28.9 -0.4 6 710 3048 360 17 -0.0 -17.0 | 105 14 -14.0 3.9 7 700 3167 310 13 10.0 -8.4 | 162 13 -4.0 12.5 8 684 3353 300 14 12.1 -7.0 | 172 14 -1.8 13.9 9 658 3658 270 19 19.0 -0.0 | 194 21 5.0 20.9 10 610 4267 270 37 37.0 -0.0 | 228 31 23.0 20.9 11 544 5182 285 51 49.3 -13.2 | 258 36 35.3 7.7 12 500 5850 280 45 44.3 -7.8 | 247 33 30.3 13.1 13 484 6096 280 45 44.3 -7.8 | 247 33 30.3 13.1 14 446 6706 280 42 41.4 -7.3 | 244 31 27.4 13.6 15 400 7530 280 49 48.3 -8.5 | 250 36 34.3 12.4 16 363 8230 270 50 50.0 -0.0 | 240 42 36.0 20.9 17 333 8839 270 51 51.0 -0.0 | 241 43 37.0 20.9 18 306 9449 275 75 74.7 -6.5 | 257 62 60.7 14.3 19 300 9590 275 75 74.7 -6.5 | 257 62 60.7 14.3 20 257 10668 285 81 78.2 -21.0 | 270 64 64.3 -0.1 21 250 10850 280 81 79.8 -14.1 | 264 66 65.8 6.8 22 224 11582 275 85 84.7 -7.4 | 259 72 70.7 13.5 23 204 12183 265 90 89.7 7.8 | 249 81 75.7 28.7 24 200 12310 265 89 88.7 7.8 | 249 80 74.7 28.6 25 194 12497 265 90 89.7 7.8 | 249 81 75.7 28.7 26 150 14090 265 66 65.7 5.8 | 243 58 51.8 26.6 27 124 15240 270 68 68.0 -0.0 | 249 58 54.0 20.9 28 118 15545 255 57 55.1 14.8 | 229 54 41.1 35.6 29 112 15850 260 44 43.3 7.6 | 226 41 29.4 28.5 30 106 16154 250 51 47.9 17.4 | 222 51 34.0 38.3 31 101 16459 255 34 32.8 8.8 | 212 35 18.9 29.7 32 100 16520 265 38 37.9 3.3 | 225 34 23.9 24.2 33 96 16764 265 38 37.9 3.3 | 225 34 23.9 24.2 34 82 17678 245 25 22.7 10.6 | 195 33 8.7 31.4 35 81 17751 250 24 22.6 8.2 | 196 30 8.6 29.1 36 78 17983 255 24 23.2 6.2 | 199 29 9.2 27.1 37 74 18288 240 25 21.7 12.5 | 193 34 7.7 33.4 38 70 18593 220 16 10.3 12.3 | 174 33 -3.7 33.1 39 70 18610 320 9 5.8 -6.9 | 150 16 -8.2 14.0 40 67 18898 320 10 6.4 -7.7 | 150 15 -7.5 13.2 41 63 19202 310 10 7.7 -6.4 | 156 16 -6.3 14.4 42 60 19507 225 10 7.1 7.1 | 166 29 -6.9 27.9 43 57 19812 235 14 11.5 8.0 | 175 29 -2.5 28.9 44 55 20117 230 12 9.2 7.7 | 171 29 -4.8 28.6 45 52 20422 275 15 14.9 -1.3 | 183 20 1.0 19.6 46 50 20650 310 16 12.3 -10.3 | 171 11 -1.7 10.6 47 49 20726 310 14 10.7 -9.0 | 165 12 -3.2 11.9 48 47 21031 310 17 13.0 -10.9 | 175 10 -0.9 9.9 49 45 21336 275 19 18.9 -1.7 | 194 20 5.0 19.2 50 43 21641 285 12 11.6 -3.1 | 172 18 -2.4 17.8 51 41 21946 340 15 5.1 -14.1 | 127 11 -8.8 6.8 52 39 22250 305 16 13.1 -9.2 | 176 12 -0.9 11.7 53 37 22555 290 23 21.6 -7.9 | 210 15 7.6 13.0 54 35 22860 260 15 14.8 2.6 | 182 23 0.8 23.5 55 33 23165 295 17 15.4 -7.2 | 186 14 1.4 13.7 56 32 23470 265 26 25.9 2.3 | 207 26 11.9 23.1 57 30 23774 255 23 22.2 6.0 | 197 28 8.2 26.8 58 30 23830 290 12 11.3 -4.1 | 171 17 -2.7 16.8 59 29 24079 270 14 14.0 -0.0 | 180 21 0.0 20.9 60 27 24384 305 13 10.6 -7.5 | 166 14 -3.3 13.4 61 26 24689 295 20 18.1 -8.5 | 199 13 4.2 12.4 62 25 24994 265 21 20.9 1.8 | 197 24 6.9 22.7 63 24 25298 300 14 12.1 -7.0 | 172 14 -1.8 13.9 64 22 25908 295 18 16.3 -7.6 | 190 13 2.3 13.3 65 21 26213 305 19 15.6 -10.9 | 189 10 1.6 10.0 66 20 26370 315 20 14.1 -14.1 | 181 7 0.2 6.7 67 19 26518 305 20 16.4 -11.5 | 194 10 2.4 9.4 68 17 26822 300 26 22.5 -13.0 | 227 12 8.5 7.9 69 14 27432 295 41 37.2 -17.3 | 261 23 23.2 3.5 70 8 29261 275 38 37.9 -3.3 | 234 30 23.9 17.6 Wind Parameters Mean winds (0-6000m): 296.2 at 33.5 knts Storm direction: 326.2 at 25.1 knts Shear (0-3000m) pos: 0.0 neg: 6.3 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 75.4 deg Storm rel helicity (0-3000m) pos: 145.2 neg: -390.8 tot: -245.6 m^2/s^2 ave: -81.9 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 17.5 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 354.82 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 92 19 123 40| 0.0 16.7 16.7| 0.0-133.7-133.7 -267.5 -0.71| 18.8-13.4 1000 81 24 114 42| 0.0 13.8 13.8| 0.0-303.6-303.6 -303.6 -0.84| 16.9-14.2 1500 68 27 105 41| 0.0 9.0 9.0| 9.2-390.8-381.6 -254.4 -0.66| 17.8-11.8 2000 59 26 101 37| 0.0 6.1 6.1| 24.9-390.8-365.8 -182.9 -0.48| 16.9 -8.1 2500 51 24 100 33| 0.0 5.3 5.3| 84.6-390.8-306.2 -122.5 -0.15| 17.9 -2.7 3000 41 23 97 30| 0.0 6.3 6.3|145.2-390.8-245.6 -81.9 -0.02| 17.5 -0.3 4000 340 27 47 7| 2.8 4.7 7.5|307.4-390.8 -83.4 -20.8 0.15| 16.1 2.4 5000 306 31 258 11| 2.5 3.4 5.9|355.1-448.9 -93.8 -18.8 0.12| 14.2 1.8 6000 296 33 249 17| 2.1 2.8 4.8|363.2-463.2 -99.9 -16.7 0.12| 12.2 1.4 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251009.12.gif