UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122300.upa.cvt Date: 0000Z 23 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 23 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 63 SFC 946 556 23.6 21.5 88 2.1 22.1 30 3 301.5 304.7 297.2 352.5 17.31 2 933 677 26.6 21.6 74 5.0 22.9 360 13 305.8 309.0 298.5 358.8 17.67 3 925 753 26.2 20.2 70 6.0 21.9 360 17 306.1 309.1 297.7 355.1 16.32 4 903 966 25.0 18.0 65 7.0 20.1 10 17 307.0 309.7 296.8 350.7 14.53 5 850 1496 21.0 16.0 73 5.0 17.5 5 24 308.1 310.7 296.4 349.2 13.58 6 739 2691 12.0 11.4 96 0.6 11.6 22 16 310.9 313.1 295.8 346.3 11.54 7 700 3145 10.6 7.4 81 3.2 8.6 25 15 314.2 316.0 295.1 343.1 9.27 8 682 3362 9.0 6.0 81 3.0 7.2 20 15 314.8 316.4 294.7 341.8 8.64 9 664 3583 8.2 3.7 73 4.5 5.6 31 13 316.3 317.8 294.3 340.1 7.54 10 610 4278 3.2 3.2 100 0.0 3.2 15 10 318.3 319.9 295.1 343.5 7.93 11 578 4713 0.4 -0.3 95 0.7 0.0 33 10 320.0 321.2 294.5 340.8 6.49 12 571 4811 0.2 -1.7 87 1.9 -0.8 37 10 320.9 322.0 294.3 340.0 5.93 13 563 4924 0.4 -11.6 40 12.0 -4.7 43 10 322.4 322.9 292.2 331.7 2.79 14 546 5170 -0.7 -20.7 20 20.0 -7.5 68 10 323.9 324.2 291.3 328.6 1.35 15 537 5303 -1.7 -8.7 59 7.0 -4.9 59 11 324.3 325.0 293.4 336.6 3.69 16 531 5393 -1.9 -14.9 36 13.0 -7.0 50 11 325.1 325.5 292.4 332.8 2.26 17 528 5438 -2.3 -6.0 76 3.7 -4.1 46 12 325.1 326.0 294.4 340.5 4.63 18 525 5483 -2.5 -5.5 80 3.0 -4.0 41 12 325.4 326.4 294.7 341.4 4.84 19 520 5559 -2.5 -14.5 39 12.0 -7.3 40 13 326.3 326.8 292.9 334.5 2.39 20 508 5744 -3.7 -14.7 42 11.0 -8.1 40 15 327.0 327.5 293.2 335.3 2.41 21 500 5870 -3.1 -41.1 3 38.0 -11.2 40 14 329.3 329.3 291.7 330.1 0.21 22 490 6030 -3.7 -50.7 1 47.0 -11.9 37 13 330.4 330.4 291.9 330.7 0.07 23 486 6095 -4.1 -21.1 25 17.0 -9.9 35 13 330.7 331.0 293.3 335.9 1.46 24 482 6160 -4.3 -39.3 5 35.0 -12.0 31 13 331.3 331.3 292.3 332.3 0.26 25 473 6309 -5.3 -50.3 1 45.0 -13.0 21 13 331.8 331.8 292.3 332.1 0.08 26 460 6528 -6.3 -31.3 12 25.0 -12.8 21 15 333.2 333.3 293.2 335.5 0.61 27 453 6648 -7.3 -14.3 57 7.0 -10.1 27 18 333.4 334.0 295.1 343.1 2.79 28 442 6840 -8.5 -17.5 48 9.0 -11.8 28 16 334.3 334.7 294.8 342.0 2.19 29 432 7018 -9.3 -41.3 5 32.0 -15.6 25 11 335.4 335.5 293.4 336.4 0.24 30 428 7090 -9.5 -37.5 8 28.0 -15.6 29 11 336.1 336.1 293.7 337.4 0.35 31 400 7610 -13.3 -33.3 17 20.0 -17.9 55 10 337.7 337.8 294.3 339.9 0.58 32 379 8017 -16.5 -35.5 18 19.0 -20.4 67 10 338.7 338.8 294.4 340.6 0.49 33 359 8421 -18.9 -35.9 21 17.0 -22.2 67 7 340.8 340.9 295.0 342.7 0.50 34 355 8504 -19.5 -25.5 59 6.0 -21.1 70 7 341.1 341.4 295.8 346.1 1.35 35 347 8673 -20.5 -28.5 49 8.0 -22.5 76 6 342.0 342.2 295.7 345.9 1.05 36 332 8997 -22.9 -25.7 78 2.8 -23.7 88 5 343.0 343.3 296.3 348.3 1.42 37 309 9518 -26.9 -29.0 82 2.1 -27.3 107 3 344.5 344.8 296.4 348.8 1.13 38 300 9730 -28.3 -31.2 76 2.9 -28.9 115 2 345.5 345.7 296.4 349.1 0.94 39 250 11020 -38.1 -42.3 65 4.2 -38.5 145 4 349.4 349.5 296.8 350.9 0.37 40 243 11214 -39.1 -44.1 59 5.0 -39.6 145 4 350.8 350.8 297.1 352.1 0.31 41 215 12036 -46.5 -50.6 63 4.1 -46.7 145 6 351.8 351.8 297.2 352.5 0.17 42 209 12222 -47.5 -56.5 35 9.0 -47.9 146 7 353.1 353.1 297.4 353.5 0.09 43 204 12381 -48.9 -54.9 50 6.0 -49.2 151 11 353.3 353.4 297.4 353.8 0.11 44 200 12510 -49.9 -58.9 34 9.0 -50.2 160 20 353.8 353.8 297.5 354.0 0.07 45 183 13086 -54.5 -67.5 19 13.0 -54.8 160 25 355.4 355.4 297.8 355.5 0.02 46 163 13817 -60.9 -67.9 39 7.0 -61.0 190 21 356.6 356.6 298.0 356.7 0.03 47 157 14050 -62.7 -74.7 18 12.0 -62.8 190 22 357.4 357.4 298.2 357.4 0.01 48 150 14330 -65.1 -74.1 28 9.0 -65.2 180 24 357.9 357.9 298.3 358.0 0.01 49 105 16405 -81.3 -86.3 42 5.0 -81.3 95 27 365.5 365.5 299.8 365.5 0.00 50 100 16680 -78.7 -86.7 26 8.0 -78.7 80 39 375.7 375.7 301.5 375.7 0.00 51 85 17598 -82.1 -91.1 20 9.0 -82.1 88 27 386.7 386.7 303.3 386.7 0.00 52 79 18009 -80.3 -90.3 17 10.0 -80.3 85 41 398.6 398.6 305.0 398.6 0.00 TRP 105 16405 -81.3 -86.3 42 5.0 -81.3 95 27 365.5 365.5 299.8 365.5 0.00 WND Sounding variables and indices 1000-500 mb thick: 5807.00 m Freezing level: 556.82 mb = 5013.89 m = 16449.56 ft Wetbulb zero: 577.83 mb = 4715.62 m = 15471.02 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 74.83 % Est. max temperature: 31.45 C = 88.62 F Sfc-Lift cond lev (LCL): 917.75 mb = 822.57 m = 2698.69 ft T: 25.81 C 700-500 lapse rate: 5.03 C/km ThetaE index: 18.69 C Layer 925.0- 610.0 mb Conv cond level (CCL): 791.36 mb = 2106.30 m = 6910.34 ft Mean mixing ratio: 14.98 g/kg Conv temperature: 31.57 C = 88.82 F Cap Strength: 1.93 C Lifted Index: -0.81 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.90 C Lifted Index @700 mb: -0.49 C Showalter Index: 0.13 C Risk: Thunderstorms probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 19.10 C K Index: 36.90 Risk: > 80 % chance of thunderstorms Sweat Index: 254.00 Risk: None Energy Index: -3.60 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 392.58 J/kg Max Up Vert Vel: 28.02 m/s Conv Inhibition (B-): 46.88 J/kg Cap Strength: 1.93 C Lift Cond Lev (LCL): 823.74 mb = 1763.95 m = 5787.17 ft Lev Free Conv (LFC): 768.74 mb = 2353.89 m = 7722.64 ft Equ Level (EL): 248.74 mb = 11054.64 m = 36268.06 ft B at Equ Level: 390.64 J/kg Max Parcel Lev (MPL): 138.74 mb = 14784.26 m = 48504.20 ft Wind level data Storm motion: 50 at 11 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 ---------------------------------------------------------- 0 946 556 30 3 -1.5 -2.6 | 237 8 7.0 4.6 1 940 610 360 9 -0.0 -9.0 | 282 9 8.5 -1.8 2 925 753 360 17 -0.0 -17.0 | 319 13 8.5 -9.8 3 908 914 10 16 -2.8 -15.8 | 326 10 5.8 -8.6 4 850 1496 5 24 -2.1 -23.9 | 339 18 6.4 -16.7 5 817 1829 5 26 -2.3 -25.9 | 341 20 6.3 -18.7 6 789 2134 5 22 -1.9 -21.9 | 336 16 6.6 -14.7 7 761 2438 10 21 -3.6 -20.7 | 340 14 4.9 -13.5 8 734 2743 25 15 -6.3 -13.6 | 341 7 2.2 -6.4 9 700 3145 25 15 -6.3 -13.6 | 341 7 2.2 -6.4 10 682 3353 20 15 -5.1 -14.1 | 334 8 3.4 -6.9 11 657 3658 35 12 -6.9 -9.8 | 328 3 1.7 -2.6 12 633 3962 30 7 -3.5 -6.1 | 257 5 5.0 1.1 13 609 4267 15 10 -2.6 -9.7 | 293 6 6.0 -2.5 14 565 4877 40 10 -6.4 -7.7 | 283 2 2.1 -0.5 15 544 5182 70 10 -9.4 -3.4 | 167 4 -0.9 3.8 16 524 5486 40 12 -7.7 -9.2 | 338 2 0.8 -2.0 17 505 5791 40 15 -9.6 -11.5 | 14 4 -1.1 -4.3 18 500 5870 40 14 -9.0 -10.7 | 7 4 -0.5 -3.5 19 486 6096 35 13 -7.5 -10.6 | 343 4 1.1 -3.5 20 467 6401 15 13 -3.4 -12.6 | 316 7 5.2 -5.4 21 449 6706 30 19 -9.5 -16.5 | 6 9 -1.0 -9.3 22 432 7010 25 11 -4.6 -10.0 | 306 5 3.9 -2.8 23 400 7610 55 10 -8.2 -5.7 | 194 1 0.3 1.4 24 399 7620 45 13 -9.2 -9.2 | 18 2 -0.7 -2.0 25 383 7925 70 11 -10.3 -3.8 | 152 4 -1.8 3.4 26 368 8230 60 8 -6.9 -4.0 | 207 4 1.6 3.2 27 300 9730 115 2 -1.8 0.8 | 220 10 6.7 8.0 28 299 9754 170 1 -0.2 1.0 | 226 12 8.4 8.2 29 274 10363 90 10 -10.0 0.0 | 169 7 -1.5 7.2 30 250 11020 145 4 -2.3 3.3 | 211 12 6.2 10.5 31 210 12192 145 6 -3.4 4.9 | 203 13 5.1 12.1 32 200 12497 155 14 -5.9 12.7 | 188 20 2.6 19.9 33 200 12510 160 20 -6.8 18.8 | 184 26 1.7 26.0 34 182 13106 160 25 -8.6 23.5 | 180 31 -0.0 30.7 35 165 13716 190 21 3.6 20.7 | 204 30 12.2 27.9 36 150 14326 190 22 3.8 21.7 | 203 31 12.4 28.8 37 150 14330 180 24 0.0 24.0 | 195 32 8.5 31.2 38 142 14630 185 25 2.2 24.9 | 198 34 10.7 32.1 39 135 14935 160 16 -5.5 15.0 | 188 22 3.1 22.2 40 128 15240 165 11 -2.8 10.6 | 198 19 5.7 17.8 41 122 15545 80 16 -15.8 -2.8 | 121 8 -7.2 4.4 42 105 16405 95 27 -26.9 2.4 | 117 21 -18.4 9.5 43 104 16459 85 18 -17.9 -1.6 | 121 11 -9.4 5.6 44 100 16680 80 39 -38.4 -6.8 | 91 30 -29.9 0.4 45 98 16764 95 28 -27.9 2.4 | 116 22 -19.4 9.6 46 93 17069 80 40 -39.4 -6.9 | 90 31 -30.9 0.2 47 88 17374 75 28 -27.0 -7.2 | 90 19 -18.5 -0.1 48 83 17678 95 27 -26.9 2.4 | 117 21 -18.4 9.5 49 79 17983 85 41 -40.8 -3.6 | 96 33 -32.3 3.6 50 75 18288 70 36 -33.8 -12.3 | 79 26 -25.3 -5.1 51 67 18898 70 28 -26.3 -9.6 | 82 18 -17.8 -2.4 Wind Parameters Mean winds (0-6000m): 19.9 at 14.9 knts Storm direction: 49.9 at 11.2 knts Shear (0-3000m) pos: 2.1 neg: 3.5 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 96.5 deg Storm rel helicity (0-3000m) pos: 55.4 neg: -9.5 tot: 45.8 m^2/s^2 ave: 15.3 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 3.1 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 206.36 Bulk Shear: 1.90 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 5 14 315 10| 0.0 15.6 15.6| 38.3 0.0 38.3 76.5 0.84| 19.8 16.7 1000 6 18 328 13| 0.0 11.2 11.2| 46.4 0.0 46.4 46.4 0.71| 13.3 9.4 1500 5 20 333 15| 0.0 7.0 7.0| 49.1 -5.5 43.6 29.1 0.60| 10.2 6.1 2000 6 21 334 15| 1.5 5.2 6.7| 55.0 -7.2 47.8 23.9 0.53| 9.2 4.9 2500 9 20 335 13| 2.1 4.2 6.3| 55.2 -7.7 47.6 19.0 0.46| 8.3 3.9 3000 11 19 336 12| 2.1 3.5 5.6| 55.4 -9.5 45.8 15.3 0.40| 7.7 3.1 4000 13 16 331 10| 1.5 2.1 3.6| 60.2 -14.0 46.2 11.5 0.29| 7.3 2.1 5000 18 15 331 8| 1.7 2.1 3.8| 60.4 -16.3 44.1 8.8 0.13| 7.3 0.9 6000 20 15 333 8| 1.4 2.2 3.7| 67.7 -20.9 46.8 7.8 0.11| 7.1 0.8 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251223.00.gif