UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120600.upa.cvt Date: 0000Z 6 DEC 25 Searching for SBCT... Searching the city database file for: SBCT ... Date:0000Z 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 108 1 925 792 SFC 912 908 18.0 16.9 93 1.1 17.2 130 8 298.9 301.4 293.8 338.0 13.40 3 888 1138 15.6 15.6 100 0.0 15.6 80 10 298.7 301.0 293.2 335.6 12.65 4 876 1256 19.0 14.0 73 5.0 15.7 76 9 303.4 305.6 293.7 337.7 11.55 5 850 1517 17.8 13.7 77 4.1 15.1 85 3 304.8 307.0 294.2 339.7 11.67 6 847 1547 17.6 13.6 77 4.0 15.0 89 3 304.9 307.1 294.3 339.7 11.64 7 775 2300 12.8 2.8 51 10.0 7.2 147 7 307.6 308.7 290.6 326.1 6.05 8 766 2398 12.0 -1.0 41 13.0 5.3 139 8 307.7 308.6 289.4 322.1 4.64 9 760 2464 12.0 -11.0 19 23.0 2.2 136 9 308.4 308.8 287.2 315.4 2.17 10 725 2858 11.2 -20.8 9 32.0 -0.0 155 8 311.7 311.9 287.1 315.1 1.00 11 700 3151 10.0 -23.0 8 33.0 -1.1 170 7 313.6 313.7 287.6 316.5 0.86 12 609 4294 4.4 -34.6 4 39.0 -5.7 165 7 319.8 319.9 289.0 321.1 0.33 13 500 5860 -7.9 -37.9 7 30.0 -14.0 205 16 323.4 323.5 290.1 324.5 0.29 14 494 5953 -8.7 -37.7 8 29.0 -14.5 209 16 323.5 323.6 290.2 324.7 0.30 15 456 6568 -12.3 -50.3 3 38.0 -17.7 202 19 326.5 326.5 290.8 326.9 0.08 16 451 6652 -11.9 -52.9 2 41.0 -17.5 201 20 328.1 328.1 291.2 328.3 0.06 17 400 7560 -16.9 -48.9 4 32.0 -21.2 205 34 333.0 333.0 292.6 333.5 0.11 18 303 9580 -32.7 -56.7 7 24.0 -34.4 220 34 338.3 338.3 294.0 338.6 0.06 19 300 9650 -33.3 -56.3 8 23.0 -34.9 215 35 338.4 338.5 294.0 338.7 0.06 20 274 10283 -38.9 -49.9 30 11.0 -39.6 224 39 339.2 339.3 294.3 339.8 0.15 21 273 10308 -38.9 -49.9 30 11.0 -39.6 224 39 339.6 339.6 294.4 340.2 0.15 22 265 10513 -39.9 -57.9 13 18.0 -40.8 228 41 341.0 341.0 294.6 341.3 0.06 23 250 10910 -43.5 -53.5 32 10.0 -44.0 235 43 341.4 341.4 294.7 341.8 0.10 24 241 11154 -45.9 -52.9 45 7.0 -46.3 238 42 341.4 341.4 294.8 341.9 0.12 25 232 11404 -47.9 -58.9 27 11.0 -48.3 238 43 342.1 342.1 294.9 342.3 0.06 26 208 12111 -53.9 -58.5 57 4.6 -54.0 229 55 343.5 343.6 295.3 343.8 0.07 27 200 12360 -55.7 -66.7 24 11.0 -55.9 225 59 344.6 344.6 295.4 344.7 0.02 28 198 12424 -56.1 -69.1 18 13.0 -56.3 225 59 344.9 344.9 295.5 345.0 0.02 29 195 12522 -55.5 -78.5 4 23.0 -55.8 225 58 347.4 347.4 296.1 347.4 0.00 30 169 13427 -60.9 -75.9 12 15.0 -61.0 241 61 352.9 352.9 297.3 352.9 0.01 31 162 13691 -61.3 -78.1 9 16.8 -61.4 245 62 356.5 356.5 298.0 356.5 0.01 32 150 14170 -62.1 -82.1 5 20.0 -62.3 240 54 363.1 363.1 299.3 363.1 0.00 33 130 15042 -65.9 -84.9 5 19.0 -66.0 238 54 371.5 371.5 300.8 371.5 0.00 34 127 15184 -65.3 -86.3 4 21.0 -65.4 234 47 375.0 375.0 301.4 375.0 0.00 35 100 16600 -74.7 -89.7 8 15.0 -74.7 250 12 383.4 383.4 302.8 383.4 0.00 36 84 17602 -78.7 -90.7 12 12.0 -78.7 260 15 394.9 394.9 304.5 394.9 0.00 37 80 17880 -78.9 -89.9 15 11.0 -78.9 260 14 400.0 400.0 305.2 400.0 0.00 38 72 18486 -73.9 -87.9 10 14.0 -74.0 336 15 422.9 422.9 308.0 422.9 0.00 39 70 18650 -75.5 -88.5 11 13.0 -75.6 360 15 422.9 422.9 308.0 422.9 0.00 40 66 18991 -75.7 -89.7 9 14.0 -75.7 8 10 429.6 429.6 308.8 429.6 0.00 41 56 19964 -67.3 -89.3 3 22.0 -67.5 236 13 469.4 469.4 312.6 469.4 0.00 42 50 20650 -66.3 -90.3 2 24.0 -66.5 115 14 487.2 487.2 314.0 487.3 0.00 43 30 23800 -59.3 -88.3 1 29.0 -60.3 85 18 583.0 583.0 319.8 583.0 0.01 44 29 24012 -59.1 -88.1 1 29.0 -60.2 87 17 589.2 589.2 320.1 589.2 0.01 TRP 84 17602 -78.7 -90.7 12 12.0 -78.7 260 15 394.9 394.9 304.5 394.9 0.00 WND 162 13691 -61.3 -78.1 9 16.8 -61.4 245 62 356.5 356.5 298.0 356.5 0.01 Sounding variables and indices 1000-500 mb thick: 5752.00 m Freezing level: 570.01 mb = 4853.89 m = 15924.65 ft Wetbulb zero: 725.59 mb = 2851.61 m = 9355.55 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 25.89 % Est. max temperature: 27.04 C = 80.67 F Sfc-Lift cond lev (LCL): 897.50 mb = 1046.32 m = 3432.78 ft T: 16.56 C 700-500 lapse rate: 6.61 C/km ThetaE index: 24.54 C Layer 775.0- 700.0 mb Conv cond level (CCL): 717.38 mb = 2946.51 m = 9666.92 ft Mean mixing ratio: 11.45 g/kg Conv temperature: 31.02 C = 87.83 F Cap Strength: 3.50 C Lifted Index: 0.11 C Risk: Showers probable Lifted Index @300 mb: 2.54 C Lifted Index @700 mb: 3.24 C Showalter Index: -0.95 C Risk: Thunderstorms probable Total Totals Index: 47.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 21.60 C K Index: 6.40 Risk: None Sweat Index: 186.40 Risk: None Energy Index: -2.86 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 40.19 J/kg Max Up Vert Vel: 8.97 m/s Conv Inhibition (B-): 376.36 J/kg Cap Strength: 3.44 C Lift Cond Lev (LCL): 815.99 mb = 1863.29 m = 6113.10 ft Lev Free Conv (LFC): 490.99 mb = 6000.35 m = 19685.95 ft Equ Level (EL): 470.99 mb = 6319.65 m = 20733.50 ft B at Equ Level: 39.65 J/kg Max Parcel Lev (MPL): 410.99 mb = 7354.91 m = 24129.99 ft Wind level data Storm motion: 215 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 ---------------------------------------------------------- 0 912 908 130 8 -6.1 5.1 | 87 10 -10.1 -0.6 1 911 914 95 10 -10.0 0.9 | 71 15 -13.9 -4.9 2 880 1219 75 10 -9.7 -2.6 | 58 16 -13.6 -8.3 3 850 1517 85 3 -3.0 -0.3 | 49 9 -6.9 -6.0 4 790 2134 160 5 -1.7 4.7 | 79 6 -5.7 -1.1 5 762 2438 135 9 -6.4 6.4 | 93 10 -10.3 0.6 6 700 3151 170 7 -1.2 6.9 | 102 5 -5.2 1.1 7 657 3658 130 1 -0.8 0.6 | 43 7 -4.7 -5.1 8 609 4267 165 7 -1.8 6.8 | 100 6 -5.8 1.0 9 544 5182 225 10 7.1 7.1 | 247 3 3.1 1.3 10 524 5486 200 12 4.1 11.3 | 181 6 0.1 5.5 11 500 5860 205 16 6.8 14.5 | 198 9 2.8 8.7 12 485 6096 215 16 9.2 13.1 | 215 9 5.2 7.3 13 466 6401 205 17 7.2 15.4 | 198 10 3.2 9.6 14 413 7315 190 29 5.0 28.6 | 183 23 1.1 22.8 15 400 7560 205 34 14.4 30.8 | 203 27 10.4 25.1 16 397 7620 200 34 11.6 31.9 | 196 27 7.7 26.2 17 365 8230 225 26 18.4 18.4 | 229 19 14.4 12.6 18 350 8534 230 28 21.4 18.0 | 235 21 17.5 12.2 19 335 8839 215 29 16.6 23.8 | 215 22 12.7 18.0 20 308 9449 230 32 24.5 20.6 | 234 25 20.6 14.8 21 300 9650 215 35 20.1 28.7 | 215 28 16.1 22.9 22 296 9754 215 36 20.6 29.5 | 215 29 16.7 23.7 23 250 10910 235 43 35.2 24.7 | 239 37 31.3 18.9 24 236 11278 240 41 35.5 20.5 | 245 35 31.5 14.7 25 200 12360 225 59 41.7 41.7 | 226 52 37.8 36.0 26 196 12497 225 58 41.0 41.0 | 226 51 37.1 35.3 27 162 13691 245 62 56.2 26.2 | 249 56 52.2 20.4 28 154 14021 245 62 56.2 26.2 | 249 56 52.2 20.4 29 150 14170 240 54 46.8 27.0 | 244 48 42.8 21.2 30 132 14935 240 58 50.2 29.0 | 243 52 46.3 23.2 31 119 15545 225 30 21.2 21.2 | 228 23 17.3 15.5 32 102 16459 240 18 15.6 9.0 | 254 12 11.6 3.2 33 100 16600 250 12 11.3 4.1 | 283 8 7.3 -1.7 34 97 16764 235 14 11.5 8.0 | 253 8 7.5 2.3 35 92 17069 285 15 14.5 -3.9 | 312 14 10.5 -9.6 36 87 17374 285 23 22.2 -6.0 | 303 22 18.3 -11.7 37 84 17602 260 15 14.8 2.6 | 286 11 10.8 -3.2 38 79 17983 260 13 12.8 2.3 | 292 10 8.8 -3.5 39 70 18650 360 15 -0.0 -15.0 | 11 21 -4.0 -20.8 40 67 18898 25 10 -4.2 -9.1 | 29 17 -8.2 -14.8 41 64 19202 335 11 4.6 -10.0 | 357 16 0.7 -15.7 42 61 19507 280 18 17.7 -3.1 | 303 16 13.8 -8.9 43 58 19812 265 13 13.0 1.1 | 297 10 9.0 -4.6 44 50 20650 115 14 -12.7 5.9 | 91 17 -16.6 0.2 45 49 20726 125 10 -8.2 5.7 | 90 12 -12.2 -0.0 46 47 21031 85 11 -11.0 -1.0 | 66 16 -14.9 -6.7 47 45 21336 115 13 -11.8 5.5 | 89 16 -15.7 -0.3 48 43 21641 130 20 -15.3 12.9 | 110 21 -19.3 7.1 49 39 22250 80 30 -29.5 -5.2 | 72 35 -33.5 -11.0 50 30 23774 60 20 -17.3 -10.0 | 53 26 -21.3 -15.8 51 30 23800 85 18 -17.9 -1.6 | 71 23 -21.9 -7.3 52 28 24079 90 16 -16.0 0.0 | 74 21 -20.0 -5.8 53 26 24384 80 19 -18.7 -3.3 | 68 24 -22.7 -9.1 Wind Parameters Mean winds (0-6000m): 184.5 at 9.3 knts Storm direction: 214.5 at 7.0 knts Shear (0-3000m) pos: 1.4 neg: 1.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): -22.7 deg Storm rel helicity (0-3000m) pos: 18.5 neg: -38.2 tot: -19.7 m^2/s^2 ave: -6.6 10^-3 m/s^2 rel: -0.14 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.48 Bulk Shear: 27.15 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 9 62 15| 0.0 6.2 6.2| 0.0 -25.7 -25.7 -51.4 -0.55| 13.8 -7.6 1000 89 6 60 12| 2.3 3.1 5.4| 6.2 -28.4 -22.2 -22.2 -0.30| 9.8 -2.9 1500 107 6 68 11| 2.5 2.1 4.5| 11.8 -28.4 -16.5 -11.0 -0.10| 8.8 -0.9 2000 120 7 76 10| 2.2 1.5 3.7| 14.7 -28.4 -13.7 -6.9 -0.05| 7.4 -0.3 2500 129 7 80 9| 1.7 2.0 3.7| 14.9 -33.7 -18.9 -7.5 -0.14| 7.0 -1.0 3000 131 6 78 9| 1.4 1.8 3.2| 18.5 -38.2 -19.7 -6.6 -0.14| 6.6 -0.9 4000 147 6 86 7| 2.0 1.3 3.4| 29.9 -38.2 -8.3 -2.1 0.08| 6.3 0.5 5000 170 7 106 5| 2.1 0.9 3.0| 36.6 -42.7 -6.2 -1.2 0.08| 6.3 0.5 6000 185 9 138 5| 1.7 0.2 1.9| 41.6 -57.4 -15.8 -2.6 0.03| 6.3 0.2 Wrote GIF file: /home/apache/climate/data/raob//SBCT/skewt/SBCT.skewt.20251206.00.gif