UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122200.upa.cvt Date: 0000Z 22 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 22 DEC 25 Station: SBCG WMO ident: 83612 Latitude: -20.47 Longitude: -54.67 Elevation: 556.00 ------------------------------------------------------------------------------- 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 52 SFC 945 556 27.8 23.0 75 4.8 24.2 340 4 305.9 309.4 299.3 363.1 19.04 2 925 748 27.0 21.0 70 6.0 22.6 5 9 306.9 310.1 298.4 358.6 17.17 3 850 1490 21.2 18.7 86 2.5 19.4 45 16 308.4 311.4 298.2 357.4 16.17 4 728 2815 12.0 11.0 94 1.0 11.3 45 14 312.3 314.4 296.0 347.4 11.41 5 700 3144 10.4 10.3 99 0.1 10.3 70 11 314.0 316.2 296.4 349.1 11.32 6 684 3337 9.4 9.4 100 0.0 9.4 70 11 315.0 317.1 296.4 348.9 10.90 7 632 3991 6.4 5.2 92 1.2 5.6 56 7 318.8 320.5 295.9 346.7 8.82 8 630 4017 6.4 4.2 86 2.2 5.1 56 7 319.0 320.6 295.6 345.2 8.24 9 599 4431 5.0 -6.0 45 11.0 -0.4 60 7 322.1 322.9 293.2 335.5 4.08 10 580 4693 2.8 -3.2 65 6.0 -0.3 77 10 322.5 323.5 294.2 339.5 5.21 11 566 4892 2.8 -14.2 27 17.0 -4.2 90 10 324.7 325.2 292.4 332.4 2.25 12 556 5037 3.0 -25.0 11 28.0 -6.1 74 10 326.6 326.8 291.7 329.9 0.90 13 500 5890 -2.5 -37.5 5 35.0 -10.7 55 10 330.0 330.1 292.0 331.2 0.30 14 495 5970 -3.1 -40.1 4 37.0 -11.2 63 11 330.2 330.3 292.0 331.1 0.24 15 458 6579 -7.1 -20.1 35 13.0 -11.6 87 10 332.6 333.0 294.0 338.6 1.69 16 424 7175 -11.7 -26.7 28 15.0 -15.9 43 9 334.2 334.4 293.8 337.9 1.02 17 405 7525 -12.3 -36.3 12 24.0 -17.5 17 8 337.8 337.9 294.2 339.4 0.42 18 400 7620 -13.1 -34.1 15 21.0 -17.9 10 8 338.0 338.1 294.3 340.0 0.53 19 362 8369 -19.9 -34.9 25 15.0 -22.8 348 5 338.7 338.8 294.5 340.7 0.54 20 353 8556 -19.7 -47.7 6 28.0 -23.6 353 3 341.4 341.4 294.8 342.0 0.15 21 347 8683 -20.5 -42.5 12 22.0 -24.0 356 2 342.0 342.0 295.0 343.0 0.26 22 321 9253 -25.7 -37.7 32 12.0 -27.7 324 2 342.5 342.6 295.3 344.3 0.46 23 318 9321 -25.5 -45.5 14 20.0 -28.1 318 2 343.7 343.7 295.4 344.5 0.21 24 312 9458 -26.5 -44.5 17 18.0 -28.9 306 3 344.2 344.2 295.6 345.1 0.23 25 300 9740 -28.9 -46.9 16 18.0 -30.9 280 4 344.6 344.7 295.6 345.4 0.19 26 293 9907 -30.3 -52.3 10 22.0 -32.3 285 6 345.0 345.0 295.6 345.4 0.10 27 279 10251 -32.7 -58.7 6 26.0 -34.5 296 9 346.4 346.4 295.9 346.6 0.05 28 250 11010 -38.7 -57.7 12 19.0 -39.8 245 8 348.5 348.5 296.4 348.8 0.06 29 232 11522 -42.9 -58.9 16 16.0 -43.6 254 11 349.7 349.7 296.6 349.9 0.06 30 200 12510 -51.1 -56.0 56 4.9 -51.3 115 15 351.8 351.9 297.1 352.3 0.10 31 185 13013 -55.5 -58.6 68 3.1 -55.6 112 25 352.7 352.7 297.3 353.0 0.08 32 150 14320 -66.1 -70.8 52 4.7 -66.1 130 36 356.2 356.2 298.0 356.3 0.02 33 141 14692 -69.5 -73.9 53 4.4 -69.5 136 30 356.6 356.6 298.0 356.7 0.01 34 135 14949 -71.7 -78.7 34 7.0 -71.8 140 26 357.2 357.2 298.1 357.2 0.01 35 131 15127 -71.1 -79.1 30 8.0 -71.1 139 30 361.3 361.3 299.0 361.4 0.01 36 111 16087 -78.9 -84.9 37 6.0 -78.9 117 25 364.2 364.2 299.5 364.3 0.00 37 100 16680 -79.3 -88.3 21 9.0 -79.3 95 36 374.5 374.5 301.4 374.5 0.00 38 81 17853 -84.9 -91.9 28 7.0 -84.9 80 37 386.3 386.3 303.2 386.3 0.00 39 78 18062 -81.1 -89.1 25 8.0 -81.1 74 42 398.4 398.4 305.0 398.4 0.00 40 74 18358 -80.9 -88.9 25 8.0 -80.9 69 37 404.8 404.8 305.9 404.8 0.00 41 70 18670 -79.9 -88.9 21 9.0 -79.9 40 28 413.4 413.4 306.9 413.5 0.00 42 65 19088 -81.9 -89.9 24 8.0 -81.9 36 23 417.9 417.9 307.4 417.9 0.00 43 57 19832 -77.9 -88.9 15 11.0 -77.9 81 24 443.0 443.0 310.2 443.0 0.00 44 55 20040 -72.3 -87.3 9 15.0 -72.4 84 28 460.4 460.4 311.8 460.4 0.00 45 51 20490 -66.9 -87.9 4 21.0 -67.1 90 34 483.1 483.1 313.7 483.1 0.00 46 50 20610 -67.1 -89.1 3 22.0 -67.3 90 33 485.4 485.4 313.9 485.4 0.00 47 46 21116 -65.1 -89.1 2 24.0 -65.4 85 32 501.9 501.9 315.1 501.9 0.00 TRP 81 17853 -84.9 -91.9 28 7.0 -84.9 80 37 386.3 386.3 303.2 386.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5838.00 m Freezing level: 525.45 mb = 5502.05 m = 18051.12 ft Wetbulb zero: 601.22 mb = 4400.37 m = 14436.73 ft Precipitable water: 1.91 inches Sfc-500 mean rel hum: 68.03 % Est. max temperature: 31.94 C = 89.50 F Sfc-Lift cond lev (LCL): 881.66 mb = 1169.12 m = 3835.65 ft T: 23.71 C 700-500 lapse rate: 4.70 C/km ThetaE index: 15.68 C Layer 925.0- 700.0 mb Conv cond level (CCL): 815.81 mb = 1841.14 m = 6040.41 ft Mean mixing ratio: 16.91 g/kg Conv temperature: 31.30 C = 88.33 F Cap Strength: 1.19 C Lifted Index: -2.40 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.95 C Lifted Index @700 mb: -2.39 C Showalter Index: -2.05 C Risk: Severe thunderstorms possible Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 21.20 C K Index: 42.30 Risk: > 80 % chance of thunderstorms Sweat Index: 266.40 Risk: None Energy Index: -4.94 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1629.33 J/kg Max Up Vert Vel: 57.08 m/s Conv Inhibition (B-): 16.51 J/kg Cap Strength: 1.19 C Lift Cond Lev (LCL): 839.03 mb = 1601.11 m = 5252.92 ft Lev Free Conv (LFC): 794.03 mb = 2072.54 m = 6799.60 ft Equ Level (EL): 134.03 mb = 14992.02 m = 49185.82 ft B at Equ Level: 1620.65 J/kg Max Parcel Lev (MPL): 74.03 mb = 18355.38 m = 60220.32 ft Wind level data Storm motion: 83 at 8 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 ---------------------------------------------------------- 0 945 556 340 4 1.4 -3.8 | 286 10 9.7 -2.8 1 939 610 355 5 0.4 -5.0 | 295 10 8.8 -4.0 2 925 748 5 9 -0.8 -9.0 | 317 11 7.5 -8.0 3 908 914 20 10 -3.4 -9.4 | 330 10 4.9 -8.4 4 850 1490 45 16 -11.3 -11.3 | 16 11 -3.0 -10.3 5 817 1829 50 17 -13.0 -10.9 | 25 11 -4.7 -10.0 6 788 2134 45 16 -11.3 -11.3 | 16 11 -3.0 -10.3 7 760 2438 45 15 -10.6 -10.6 | 13 10 -2.3 -9.6 8 734 2743 40 14 -9.0 -10.7 | 4 10 -0.7 -9.8 9 700 3144 70 11 -10.3 -3.8 | 36 3 -2.0 -2.8 10 682 3353 70 11 -10.3 -3.8 | 36 3 -2.0 -2.8 11 610 4267 50 5 -3.8 -3.2 | 297 5 4.5 -2.2 12 588 4572 70 10 -9.4 -3.4 | 24 3 -1.1 -2.5 13 566 4877 90 10 -10.0 0.0 | 120 2 -1.7 1.0 14 525 5486 25 10 -4.2 -9.1 | 333 9 4.1 -8.1 15 506 5791 45 10 -7.1 -7.1 | 348 6 1.3 -6.1 16 500 5890 55 10 -8.2 -5.7 | 358 5 0.1 -4.8 17 487 6096 75 12 -11.6 -3.1 | 57 4 -3.3 -2.1 18 468 6401 100 10 -9.8 1.7 | 151 3 -1.5 2.7 19 400 7620 10 8 -1.4 -7.9 | 315 10 6.9 -6.9 20 368 8230 345 6 1.6 -5.8 | 296 11 9.9 -4.8 21 339 8839 0 0 -0.0 -0.0 | 263 8 8.3 1.0 22 300 9740 280 4 3.9 -0.7 | 269 12 12.3 0.3 23 274 10363 300 10 8.7 -5.0 | 283 17 17.0 -4.0 24 263 10668 275 11 11.0 -1.0 | 270 19 19.3 0.0 25 251 10973 255 10 9.7 2.6 | 259 18 18.0 3.6 26 250 11010 245 8 7.3 3.4 | 254 16 15.6 4.3 27 230 11582 255 11 10.6 2.8 | 259 19 18.9 3.8 28 210 12192 135 8 -5.7 5.7 | 202 7 2.7 6.6 29 200 12497 115 12 -10.9 5.1 | 157 7 -2.6 6.0 30 200 12510 115 15 -13.6 6.3 | 144 9 -5.3 7.3 31 173 13411 110 33 -31.0 11.3 | 118 26 -22.7 12.3 32 150 14320 130 36 -27.6 23.1 | 141 31 -19.3 24.1 33 135 14935 140 26 -16.7 19.9 | 158 23 -8.4 20.9 34 122 15545 135 40 -28.3 28.3 | 146 35 -20.0 29.3 35 115 15850 110 26 -24.4 8.9 | 121 19 -16.1 9.9 36 109 16154 120 25 -21.7 12.5 | 135 19 -13.3 13.5 37 100 16680 95 36 -35.9 3.1 | 98 28 -27.5 4.1 38 93 17069 95 36 -35.9 3.1 | 98 28 -27.5 4.1 39 81 17853 80 37 -36.4 -6.4 | 79 29 -28.1 -5.5 40 79 17983 75 43 -41.5 -11.1 | 73 35 -33.2 -10.2 41 71 18593 65 33 -29.9 -13.9 | 59 25 -21.6 -13.0 42 70 18670 40 28 -18.0 -21.4 | 25 23 -9.7 -20.5 43 64 19202 35 22 -12.6 -18.0 | 14 18 -4.3 -17.1 44 57 19812 80 23 -22.7 -4.0 | 78 15 -14.3 -3.0 45 52 20422 90 35 -35.0 0.0 | 92 27 -26.7 1.0 46 50 20610 90 33 -33.0 0.0 | 92 25 -24.7 1.0 47 46 21031 85 32 -31.9 -2.8 | 86 24 -23.6 -1.8 48 40 21641 50 13 -10.0 -8.4 | 12 8 -1.6 -7.4 49 38 21946 90 7 -7.0 0.0 | 234 2 1.3 1.0 50 36 22250 110 10 -9.4 3.4 | 166 5 -1.1 4.4 51 33 22555 105 27 -26.1 7.0 | 114 19 -17.8 8.0 52 28 23470 90 31 -31.0 0.0 | 92 23 -22.7 1.0 53 26 23774 110 29 -27.3 9.9 | 120 22 -18.9 10.9 54 24 24079 95 34 -33.9 3.0 | 99 26 -25.5 3.9 Wind Parameters Mean winds (0-6000m): 53.4 at 11.2 knts Storm direction: 83.4 at 8.4 knts Shear (0-3000m) pos: 2.1 neg: 0.3 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 82.8 deg Storm rel helicity (0-3000m) pos: 53.5 neg: -11.0 tot: 42.5 m^2/s^2 ave: 14.2 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 2.7 10^-3/s Energy-Hel index: 0.49 Bulk Rich Number: 231.61 Bulk Shear: 7.03 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 13 9 319 10| 9.4 0.0 9.4| 26.1 0.0 26.1 52.3 0.96| 10.4 10.0 1000 30 11 343 9| 7.7 0.0 7.7| 44.2 0.0 44.2 44.2 0.97| 8.7 8.4 1500 38 13 358 9| 5.2 0.0 5.2| 47.8 -3.3 44.5 29.7 0.86| 6.6 5.7 2000 40 14 3 10| 3.9 0.5 4.4| 47.8 -7.6 40.3 20.1 0.70| 5.5 3.8 2500 41 14 4 9| 2.8 0.4 3.2| 52.8 -9.7 43.0 17.2 0.60| 5.7 3.4 3000 45 13 7 8| 2.1 0.3 2.4| 53.5 -11.0 42.5 14.2 0.52| 5.3 2.7 4000 48 12 3 7| 2.0 0.7 2.7| 57.5 -15.4 42.1 10.5 0.39| 5.3 2.1 5000 50 11 4 6| 1.7 1.1 2.8| 59.4 -22.9 36.5 7.3 0.22| 5.7 1.2 6000 53 11 6 6| 1.9 0.9 2.9| 71.5 -23.3 48.2 8.0 0.32| 6.0 1.9 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251222.00.gif