UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122000.upa.cvt Date: 0000Z 20 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 20 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 50 SFC 945 556 28.0 21.0 66 7.0 22.9 110 11 306.1 309.2 298.0 356.5 16.79 2 925 745 26.6 20.6 70 6.0 22.2 105 22 306.5 309.6 298.1 356.8 16.74 3 850 1488 21.2 18.1 82 3.1 19.0 75 13 308.4 311.3 297.8 355.5 15.56 4 799 2022 17.4 15.0 86 2.4 15.8 24 7 309.8 312.4 296.8 351.1 13.55 5 725 2849 13.6 4.6 54 9.0 8.3 34 12 314.4 315.8 293.7 337.4 7.35 6 717 2942 12.4 7.4 72 5.0 9.3 37 12 314.1 315.8 294.8 342.2 9.05 7 700 3144 11.8 1.8 50 10.0 6.1 45 12 315.6 316.8 293.1 335.3 6.24 8 696 3192 11.4 2.4 54 9.0 6.2 44 12 315.6 316.9 293.4 336.3 6.55 9 674 3460 12.4 -19.6 9 32.0 0.3 45 14 319.7 319.9 289.9 323.8 1.20 10 592 4530 3.6 -10.4 35 14.0 -2.6 41 14 321.5 322.1 292.0 331.2 2.93 11 585 4626 3.2 -14.8 25 18.0 -4.0 39 13 322.1 322.6 291.5 329.2 2.07 12 582 4668 3.6 -21.4 14 25.0 -5.1 39 13 323.1 323.3 290.9 327.2 1.19 13 550 5125 2.0 -39.0 3 41.0 -7.7 43 12 326.5 326.5 291.0 327.4 0.24 14 524 5515 1.0 -42.0 2 43.0 -8.7 56 11 329.8 329.8 291.9 330.5 0.18 15 500 5890 -1.7 -42.7 3 41.0 -10.5 75 9 331.0 331.0 292.2 331.7 0.18 16 451 6699 -8.7 -24.7 26 16.0 -13.5 110 2 332.1 332.3 293.4 336.2 1.14 17 435 6978 -9.7 -45.7 4 36.0 -16.0 123 9 334.3 334.3 293.0 334.9 0.15 18 422 7212 -10.9 -29.9 19 19.0 -15.8 160 11 335.6 335.8 293.9 338.5 0.76 19 404 7545 -13.9 -25.9 36 12.0 -17.3 206 13 336.0 336.2 294.4 340.2 1.15 20 400 7620 -14.5 -27.5 32 13.0 -17.9 215 14 336.1 336.3 294.3 339.8 1.00 21 356 8493 -21.1 -36.1 25 15.0 -23.9 207 17 338.7 338.8 294.4 340.6 0.49 22 300 9740 -28.7 -56.7 5 28.0 -31.1 220 19 344.9 344.9 295.6 345.2 0.06 23 271 10461 -33.7 -63.7 3 30.0 -35.4 226 20 347.8 347.9 296.2 348.0 0.03 24 250 11020 -39.1 -65.1 5 26.0 -40.2 230 20 347.9 347.9 296.2 348.0 0.02 25 220 11877 -46.7 -68.7 6 22.0 -47.3 235 13 349.2 349.2 296.5 349.2 0.02 26 200 12500 -50.7 -73.7 5 23.0 -51.1 235 29 352.5 352.5 297.2 352.5 0.01 27 175 13361 -57.5 -77.5 6 20.0 -57.7 253 30 355.0 355.0 297.7 355.0 0.01 28 150 14320 -66.1 -80.1 12 14.0 -66.2 240 21 356.2 356.2 298.0 356.2 0.00 29 147 14441 -67.1 -81.1 12 14.0 -67.2 246 22 356.5 356.6 298.0 356.6 0.00 30 121 15589 -74.3 -83.3 24 9.0 -74.3 201 5 363.8 363.8 299.4 363.8 0.00 31 110 16138 -76.9 -86.9 19 10.0 -76.9 99 9 369.0 369.0 300.4 369.0 0.00 32 100 16680 -78.9 -89.9 15 11.0 -78.9 90 28 375.3 375.3 301.5 375.3 0.00 33 88 17401 -83.3 -92.3 19 9.0 -83.3 100 24 380.4 380.4 302.3 380.4 0.00 34 78 18074 -83.7 -92.7 19 9.0 -83.7 103 33 393.0 393.0 304.2 393.0 0.00 35 70 18680 -80.9 -89.9 21 9.0 -80.9 115 47 411.3 411.3 306.7 411.3 0.00 36 67 18927 -79.9 -88.9 21 9.0 -79.9 113 46 418.7 418.7 307.6 418.7 0.00 37 64 19186 -80.3 -90.3 17 10.0 -80.3 98 39 423.3 423.3 308.1 423.3 0.00 38 61 19460 -75.7 -88.7 11 13.0 -75.7 82 32 439.4 439.4 309.8 439.4 0.00 39 52 20389 -73.3 -90.3 6 17.0 -73.4 85 29 465.5 465.5 312.3 465.5 0.00 40 50 20620 -70.1 -89.1 5 19.0 -70.2 80 28 478.3 478.3 313.3 478.3 0.00 41 37 22468 -57.1 -88.1 1 31.0 -58.2 109 21 554.7 554.7 318.3 554.7 0.00 42 33 23194 -55.9 -87.9 1 32.0 -57.2 107 23 576.3 576.3 319.5 576.4 0.01 TRP 88 17401 -83.3 -92.3 19 9.0 -83.3 100 24 380.4 380.4 302.3 380.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5840.00 m Freezing level: 515.11 mb = 5653.94 m = 18549.45 ft Wetbulb zero: 666.67 mb = 3550.47 m = 11648.37 ft Precipitable water: 1.46 inches Sfc-500 mean rel hum: 43.07 % Est. max temperature: 31.92 C = 89.45 F Sfc-Lift cond lev (LCL): 853.77 mb = 1449.06 m = 4754.09 ft T: 21.48 C 700-500 lapse rate: 4.92 C/km ThetaE index: 19.44 C Layer 850.0- 717.0 mb Conv cond level (CCL): 805.77 mb = 1948.88 m = 6393.89 ft Mean mixing ratio: 16.23 g/kg Conv temperature: 31.50 C = 88.70 F Cap Strength: 1.54 C Lifted Index: -0.90 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.58 C Lifted Index @700 mb: -0.41 C Showalter Index: -0.61 C Risk: Thunderstorms probable Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 19.80 C K Index: 31.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 252.20 Risk: None Energy Index: -4.46 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1053.80 J/kg Max Up Vert Vel: 45.91 m/s Conv Inhibition (B-): 28.61 J/kg Cap Strength: 1.51 C Lift Cond Lev (LCL): 833.11 mb = 1661.11 m = 5449.76 ft Lev Free Conv (LFC): 718.11 mb = 2929.23 m = 9610.22 ft Equ Level (EL): 688.11 mb = 3287.12 m = 10784.38 ft B at Equ Level: 10.71 J/kg Max Parcel Lev (MPL): 658.11 mb = 3656.94 m = 11997.68 ft Wind level data Storm motion: 89 at 9 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 ---------------------------------------------------------- 0 945 556 110 11 -10.3 3.8 | 164 4 -1.2 4.0 1 939 610 105 9 -8.7 2.3 | 191 3 0.5 2.5 2 925 745 105 22 -21.3 5.7 | 116 13 -12.1 5.9 3 907 914 105 24 -23.2 6.2 | 115 15 -14.0 6.4 4 850 1488 75 13 -12.6 -3.4 | 47 5 -3.4 -3.2 5 817 1829 45 7 -4.9 -4.9 | 318 6 4.2 -4.8 6 788 2134 10 7 -1.2 -6.9 | 310 10 8.0 -6.7 7 760 2438 25 9 -3.8 -8.2 | 326 10 5.4 -8.0 8 734 2743 30 12 -6.0 -10.4 | 343 11 3.2 -10.2 9 700 3144 45 12 -8.5 -8.5 | 355 8 0.7 -8.3 10 682 3353 40 13 -8.4 -10.0 | 355 10 0.8 -9.8 11 657 3658 55 17 -13.9 -9.8 | 26 11 -4.7 -9.6 12 610 4267 45 14 -9.9 -9.9 | 4 10 -0.7 -9.7 13 566 4877 35 13 -7.5 -10.6 | 351 11 1.7 -10.5 14 506 5791 65 10 -9.1 -4.2 | 358 4 0.1 -4.0 15 500 5890 75 9 -8.7 -2.3 | 347 2 0.5 -2.1 16 487 6096 100 8 -7.9 1.4 | 219 2 1.3 1.6 17 450 6706 110 2 -1.9 0.7 | 263 7 7.3 0.9 18 433 7010 125 10 -8.2 5.7 | 189 6 1.0 5.9 19 416 7315 180 12 0.0 12.0 | 217 15 9.2 12.2 20 400 7620 215 14 8.0 11.5 | 236 21 17.2 11.7 21 400 7620 215 14 8.0 11.5 | 236 21 17.2 11.7 22 384 7925 205 18 7.6 16.3 | 225 24 16.8 16.5 23 368 8230 195 17 4.4 16.4 | 219 21 13.6 16.6 24 339 8839 225 17 12.0 12.0 | 240 24 21.2 12.2 25 300 9740 220 19 12.2 14.6 | 235 26 21.4 14.7 26 250 11020 230 20 15.3 12.9 | 242 28 24.5 13.0 27 240 11278 230 18 13.8 11.6 | 243 26 23.0 11.8 28 219 11887 235 13 10.6 7.5 | 249 21 19.8 7.6 29 210 12192 255 14 13.5 3.6 | 260 23 22.7 3.8 30 200 12500 235 29 23.8 16.6 | 243 37 32.9 16.8 31 191 12802 235 29 23.8 16.6 | 243 37 32.9 16.8 32 173 13411 255 30 29.0 7.8 | 258 39 38.2 8.0 33 150 14320 240 21 18.2 10.5 | 249 29 27.4 10.7 34 150 14326 250 24 22.6 8.2 | 255 33 31.7 8.4 35 128 15240 220 10 6.4 7.7 | 243 17 15.6 7.8 36 115 15850 185 1 0.1 1.0 | 263 9 9.3 1.2 37 109 16154 90 10 -10.0 0.0 | 103 1 -0.8 0.2 38 100 16680 90 28 -28.0 0.0 | 91 19 -18.8 0.2 39 93 17069 90 28 -28.0 0.0 | 91 19 -18.8 0.2 40 88 17401 100 24 -23.6 4.2 | 107 15 -14.5 4.4 41 84 17678 90 22 -22.0 0.0 | 91 13 -12.8 0.2 42 75 18288 110 39 -36.6 13.3 | 116 31 -27.5 13.5 43 71 18593 100 40 -39.4 6.9 | 103 31 -30.2 7.1 44 70 18680 115 47 -42.6 19.9 | 121 39 -33.4 20.1 45 67 18898 115 47 -42.6 19.9 | 121 39 -33.4 20.1 46 61 19507 80 31 -30.5 -5.4 | 76 22 -21.4 -5.2 47 58 19812 75 30 -29.0 -7.8 | 69 21 -19.8 -7.6 48 52 20422 85 29 -28.9 -2.5 | 83 20 -19.7 -2.3 49 50 20620 80 28 -27.6 -4.9 | 76 19 -18.4 -4.7 50 49 20726 60 26 -22.5 -13.0 | 46 18 -13.3 -12.8 51 43 21336 100 20 -19.7 3.5 | 109 11 -10.5 3.7 52 41 21641 85 23 -22.9 -2.0 | 82 14 -13.7 -1.8 53 38 21946 110 20 -18.8 6.8 | 126 12 -9.6 7.0 54 25 24079 100 28 -27.6 4.9 | 105 19 -18.4 5.1 Wind Parameters Mean winds (0-6000m): 58.8 at 12.2 knts Storm direction: 88.8 at 9.2 knts Shear (0-3000m) pos: 1.8 neg: 2.3 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): -147.7 deg Storm rel helicity (0-3000m) pos: 29.5 neg: -47.2 tot: -17.7 m^2/s^2 ave: -5.9 10^-3 m/s^2 rel: -0.25 Storm rel vorticity (0-3000m) horiz: 9.1 stream: -2.3 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 41.28 Bulk Shear: 25.53 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 ------------------------------------------------------------------------------- 500 104 19 117 11| 0.0 11.1 11.1| 0.0 -19.0 -19.0 -38.0 -0.50| 16.8 -8.5 1000 97 18 106 9| 0.0 4.1 4.1| 0.0 -36.8 -36.8 -36.8 -0.61| 14.9 -9.0 1500 89 15 90 6| 0.0 4.5 4.5| 0.0 -46.4 -46.4 -30.9 -0.63| 13.1 -8.3 2000 79 13 58 4| 0.9 3.4 4.2| 9.8 -47.2 -37.4 -18.7 -0.48| 11.1 -5.4 2500 70 13 34 5| 1.3 2.7 4.0| 18.9 -47.2 -28.3 -11.3 -0.37| 9.8 -3.6 3000 65 13 25 6| 1.8 2.3 4.0| 29.5 -47.2 -17.7 -5.9 -0.25| 9.1 -2.3 4000 59 13 20 7| 1.3 2.0 3.3| 34.7 -60.7 -26.1 -6.5 -0.27| 7.7 -2.1 5000 56 13 14 7| 1.0 1.6 2.6| 37.2 -63.9 -26.7 -5.3 -0.25| 6.8 -1.7 6000 59 12 12 6| 0.8 1.3 2.1| 39.3 -65.0 -25.7 -4.3 -0.23| 6.7 -1.5 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251220.00.gif