UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 12 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 35 SFC 943 556 28.4 21.4 66 7.0 23.3 360 5 306.7 309.9 298.4 358.6 17.26 2 925 731 28.2 20.2 62 8.0 22.4 345 12 308.1 311.2 298.2 357.5 16.32 3 924 741 28.2 20.2 62 8.0 22.4 345 12 308.2 311.3 298.2 357.7 16.34 4 850 1477 21.4 18.6 84 2.8 19.4 355 11 308.6 311.6 298.1 357.3 16.07 5 807 1926 18.0 16.1 89 1.9 16.7 4 9 309.6 312.3 297.4 353.4 14.41 6 700 3132 10.6 7.8 83 2.8 8.9 330 6 314.2 316.0 295.3 343.9 9.54 7 623 4093 4.0 4.0 100 0.0 4.0 283 15 317.3 318.9 295.1 343.3 8.22 8 596 4453 1.6 1.2 97 0.4 1.4 280 19 318.6 319.9 294.6 341.0 7.03 9 590 4534 0.8 -3.6 72 4.4 -1.4 280 20 318.6 319.5 292.9 334.6 4.97 10 580 4673 3.0 -16.0 23 19.0 -4.4 282 21 322.7 323.1 291.5 329.1 1.89 11 558 4987 3.4 -28.6 7 32.0 -6.2 290 27 326.8 326.9 291.5 329.1 0.65 12 511 5696 -0.9 -17.9 26 17.0 -7.3 287 17 329.9 330.3 293.4 336.3 1.83 13 500 5870 -2.5 -16.5 33 14.0 -7.9 280 18 330.0 330.4 293.6 337.3 2.10 14 462 6488 -8.1 -18.1 44 10.0 -11.6 261 21 330.6 331.0 293.7 337.5 1.99 15 457 6573 -8.7 -16.7 52 8.0 -11.6 263 20 330.8 331.3 294.0 338.7 2.27 16 403 7534 -14.5 -49.5 3 35.0 -19.6 264 26 335.4 335.4 293.3 335.8 0.10 17 400 7590 -14.7 -39.7 10 25.0 -19.3 265 28 335.9 335.9 293.6 337.1 0.30 18 392 7742 -15.5 -36.5 15 21.0 -19.7 268 29 336.8 336.9 293.9 338.4 0.43 19 377 8034 -18.1 -52.1 3 34.0 -22.4 275 31 337.1 337.1 293.7 337.5 0.08 20 342 8752 -24.1 -51.1 6 27.0 -27.1 275 34 338.5 338.5 294.0 338.9 0.10 21 305 9573 -30.9 -34.2 73 3.3 -31.4 266 36 340.2 340.4 295.0 342.9 0.69 22 300 9690 -31.7 -35.4 70 3.7 -32.3 265 36 340.7 340.8 295.1 343.1 0.63 23 289 9955 -33.7 -36.7 74 3.0 -34.1 264 37 341.5 341.6 295.2 343.7 0.57 24 271 10405 -36.9 -44.9 43 8.0 -37.7 261 38 343.2 343.3 295.3 344.2 0.26 25 250 10960 -41.9 -46.5 61 4.6 -42.2 260 42 343.8 343.8 295.4 344.7 0.23 26 241 11207 -44.1 -48.2 64 4.1 -44.4 260 43 344.1 344.1 295.5 344.9 0.20 27 223 11722 -48.1 -55.1 44 7.0 -48.4 260 44 345.7 345.7 295.7 346.1 0.10 28 200 12430 -53.5 -59.5 48 6.0 -53.7 260 46 348.0 348.1 296.3 348.3 0.06 29 194 12626 -55.1 -59.6 57 4.5 -55.2 259 47 348.5 348.5 296.4 348.8 0.06 30 190 12760 -56.1 -61.1 53 5.0 -56.2 257 48 349.0 349.0 296.5 349.2 0.05 31 189 12793 -56.5 -64.5 36 8.0 -56.6 257 48 348.9 348.9 296.4 349.0 0.03 32 187 12861 -56.7 -75.7 7 19.0 -56.9 257 49 349.6 349.6 296.5 349.7 0.01 33 162 13760 -64.1 -73.9 25 9.8 -64.1 255 58 351.9 351.9 297.1 351.9 0.01 34 160 13836 -64.7 -73.7 28 9.0 -64.8 255 58 352.1 352.1 297.1 352.1 0.01 35 150 14230 -66.9 -77.9 20 11.0 -67.0 260 55 354.8 354.8 297.7 354.9 0.01 36 148 14311 -67.5 -77.5 23 10.0 -67.5 261 55 355.2 355.2 297.7 355.2 0.01 37 106 16267 -77.7 -87.7 18 10.0 -77.7 225 50 371.4 371.4 300.8 371.4 0.00 38 100 16600 -77.3 -88.3 16 11.0 -77.3 225 43 378.4 378.4 302.0 378.4 0.00 39 90 17200 -78.3 -88.3 18 10.0 -78.3 215 35 388.0 388.0 303.5 388.0 0.00 40 85 17527 -75.3 -87.3 14 12.0 -75.3 208 29 400.4 400.4 305.3 400.4 0.00 41 70 18640 -77.7 -88.7 15 11.0 -77.7 220 12 418.2 418.2 307.5 418.2 0.00 42 66 18975 -79.7 -89.7 18 10.0 -79.7 215 12 420.9 420.9 307.8 420.9 0.00 43 50 20590 -69.7 -90.7 3 21.0 -69.9 70 12 479.2 479.2 313.4 479.2 0.00 44 39 22097 -62.1 -90.1 1 28.0 -62.7 104 19 533.8 533.8 317.2 533.8 0.00 45 37 22421 -63.1 -91.1 1 28.0 -63.6 104 18 539.3 539.3 317.5 539.3 0.00 46 31 23531 -54.7 -87.7 1 33.0 -56.3 94 22 590.0 590.0 320.2 590.0 0.01 47 30 23740 -55.3 -88.3 1 33.0 -56.8 90 24 593.9 593.9 320.3 593.9 0.01 48 22 25712 -56.9 -88.9 1 32.0 -58.6 82 20 644.2 644.2 322.4 644.2 0.01 TRP 106 16267 -77.7 -87.7 18 10.0 -77.7 225 50 371.4 371.4 300.8 371.4 0.00 WND 162 13760 -64.1 -73.9 25 9.8 -64.1 255 58 351.9 351.9 297.1 351.9 0.01 Sounding variables and indices 1000-500 mb thick: 5835.00 m Freezing level: 520.84 mb = 5547.88 m = 18201.48 ft Wetbulb zero: 593.02 mb = 4493.19 m = 14741.27 ft Precipitable water: 1.86 inches Sfc-500 mean rel hum: 68.53 % Est. max temperature: 31.83 C = 89.30 F Sfc-Lift cond lev (LCL): 852.06 mb = 1455.66 m = 4775.72 ft T: 21.60 C 700-500 lapse rate: 4.78 C/km ThetaE index: 28.58 C Layer 850.0- 511.0 mb Conv cond level (CCL): 807.00 mb = 1925.76 m = 6318.02 ft Mean mixing ratio: 16.29 g/kg Conv temperature: 31.26 C = 88.27 F Cap Strength: 0.91 C Lifted Index: -2.11 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -7.29 C Lifted Index @700 mb: -1.96 C Showalter Index: -1.99 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 21.10 C K Index: 39.70 Risk: > 80 % chance of thunderstorms Sweat Index: 263.20 Risk: None Energy Index: -3.86 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2183.11 J/kg Max Up Vert Vel: 66.08 m/s Conv Inhibition (B-): 13.78 J/kg Cap Strength: 0.91 C Lift Cond Lev (LCL): 822.34 mb = 1762.98 m = 5783.98 ft Lev Free Conv (LFC): 787.34 mb = 2134.91 m = 7004.20 ft Equ Level (EL): 137.34 mb = 14748.82 m = 48387.92 ft B at Equ Level: 2168.25 J/kg Max Parcel Lev (MPL): 77.34 mb = 18068.18 m = 59278.09 ft Wind level data Storm motion: 331 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 ---------------------------------------------------------- 0 943 556 360 5 -0.0 -5.0 | 130 7 -5.2 4.4 1 937 610 350 5 0.9 -4.9 | 136 6 -4.4 4.5 2 925 731 345 12 3.1 -11.6 | 44 3 -2.1 -2.2 3 906 914 345 13 3.4 -12.6 | 30 4 -1.9 -3.2 4 850 1477 355 11 1.0 -11.0 | 70 5 -4.3 -1.6 5 816 1829 5 10 -0.9 -10.0 | 85 6 -6.1 -0.6 6 787 2134 360 8 -0.0 -8.0 | 105 5 -5.2 1.4 7 759 2438 355 7 0.6 -7.0 | 118 5 -4.6 2.4 8 707 3048 320 5 3.2 -3.8 | 160 6 -2.0 5.6 9 700 3132 330 6 3.0 -5.2 | 152 5 -2.2 4.2 10 656 3658 290 10 9.4 -3.4 | 215 7 4.2 6.0 11 609 4267 280 17 16.7 -3.0 | 241 13 11.5 6.4 12 586 4572 280 20 19.7 -3.5 | 248 16 14.5 5.9 13 544 5182 295 30 27.2 -12.7 | 279 22 22.0 -3.3 14 505 5791 285 15 14.5 -3.9 | 239 11 9.3 5.5 15 500 5870 280 18 17.7 -3.1 | 243 14 12.5 6.3 16 486 6096 285 19 18.4 -4.9 | 251 14 13.1 4.5 17 467 6401 260 21 20.7 3.6 | 230 20 15.5 13.0 18 431 7010 270 19 19.0 -0.0 | 236 17 13.8 9.4 19 415 7315 260 19 18.7 3.3 | 227 19 13.5 12.7 20 400 7590 265 28 27.9 2.4 | 242 26 22.7 11.8 21 366 8230 280 33 32.5 -5.7 | 262 28 27.3 3.7 22 300 9690 265 36 35.9 3.1 | 248 33 30.6 12.5 23 261 10668 260 39 38.4 6.8 | 244 37 33.2 16.2 24 250 10960 260 42 41.4 7.3 | 245 40 36.1 16.7 25 200 12430 260 46 45.3 8.0 | 247 44 40.1 17.4 26 163 13716 250 54 50.7 18.5 | 239 53 45.5 27.9 27 162 13760 255 58 56.0 15.0 | 244 56 50.8 24.4 28 155 14021 255 58 56.0 15.0 | 244 56 50.8 24.4 29 150 14230 260 55 54.2 9.6 | 249 52 48.9 18.9 30 140 14630 265 55 54.8 4.8 | 254 52 49.6 14.2 31 120 15545 255 46 44.4 11.9 | 241 45 39.2 21.3 32 106 16267 225 50 35.4 35.4 | 214 54 30.1 44.7 33 102 16459 220 57 36.6 43.7 | 211 62 31.4 53.1 34 100 16600 225 43 30.4 30.4 | 212 47 25.2 39.8 35 97 16764 225 43 30.4 30.4 | 212 47 25.2 39.8 36 83 17678 205 26 11.0 23.6 | 190 33 5.8 32.9 37 74 18288 215 17 9.8 13.9 | 191 24 4.5 23.3 38 70 18640 220 12 7.7 9.2 | 188 19 2.5 18.6 39 67 18898 205 14 5.9 12.7 | 182 22 0.7 22.1 40 60 19507 275 2 2.0 -0.2 | 161 10 -3.2 9.2 41 57 19812 140 18 -11.6 13.8 | 144 29 -16.8 23.2 42 54 20117 165 5 -1.3 4.8 | 155 16 -6.5 14.2 43 50 20590 70 12 -11.3 -4.1 | 108 17 -16.5 5.3 44 47 21031 70 12 -11.3 -4.1 | 108 17 -16.5 5.3 45 44 21336 115 11 -10.0 4.6 | 133 21 -15.2 14.0 46 42 21641 85 16 -15.9 -1.4 | 111 23 -21.2 8.0 47 40 21946 90 18 -18.0 0.0 | 112 25 -23.2 9.4 48 38 22250 115 19 -17.2 8.0 | 128 28 -22.4 17.4 49 35 22860 80 16 -15.8 -2.8 | 107 22 -21.0 6.6 50 33 23165 100 17 -16.7 3.0 | 119 25 -22.0 12.3 51 30 23740 90 24 -24.0 0.0 | 108 31 -29.2 9.4 52 30 23774 100 24 -23.6 4.2 | 115 32 -28.9 13.6 53 28 24079 85 21 -20.9 -1.8 | 106 27 -26.1 7.6 54 24 24689 115 17 -15.4 7.2 | 129 26 -20.6 16.6 55 22 24994 80 20 -19.7 -3.5 | 103 26 -24.9 5.9 56 18 25908 100 18 -17.7 3.1 | 119 26 -23.0 12.5 Wind Parameters Mean winds (0-6000m): 300.9 at 14.3 knts Storm direction: 330.9 at 10.7 knts Shear (0-3000m) pos: 0.8 neg: 2.0 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 80.0 deg Storm rel helicity (0-3000m) pos: 19.2 neg: -5.9 tot: 13.3 m^2/s^2 ave: 4.4 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 1.4 10^-3/s Energy-Hel index: 0.14 Bulk Rich Number: 158.55 Bulk Shear: 13.77 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 ------------------------------------------------------------------------------- 500 346 11 67 3| 0.0 7.9 7.9| 0.5 -5.3 -4.8 -9.6 -0.65| 9.4 -6.1 1000 349 11 62 3| 1.3 4.0 5.3| 3.1 -5.3 -2.2 -2.2 -0.30| 6.1 -1.8 1500 353 11 72 4| 1.6 2.6 4.2| 6.8 -5.3 1.5 1.0 -0.07| 5.1 -0.4 2000 354 10 83 4| 1.2 1.7 2.9| 10.3 -5.3 5.0 2.5 0.08| 4.5 0.4 2500 352 9 96 4| 1.0 1.4 2.3| 14.1 -5.3 8.8 3.5 0.21| 4.2 0.9 3000 346 9 105 3| 0.8 2.0 2.8| 19.2 -5.9 13.3 4.4 0.30| 4.6 1.4 4000 323 10 219 2| 0.6 2.9 3.5| 36.7 -5.9 30.8 7.7 0.37| 5.0 1.9 5000 309 13 259 5| 0.5 1.7 2.2| 84.2 -32.4 51.8 10.4 0.31| 6.1 1.9 6000 301 14 254 7| 0.4 1.7 2.1| 92.0 -71.0 20.9 3.5 0.14| 6.6 1.0 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251212.00.gif