UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for SBCG... Searching the city database file for: SBCG ... Date:0000Z 4 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 70 SFC 946 556 22.2 20.7 91 1.5 21.2 290 2 300.1 303.1 296.3 348.3 16.46 2 943 585 24.0 19.6 76 4.4 20.9 22 3 302.2 305.0 296.1 347.7 15.40 3 926 750 25.4 17.4 61 8.0 19.8 142 6 305.2 307.7 295.7 345.9 13.63 4 925 760 25.4 17.4 61 8.0 19.8 145 6 305.3 307.8 295.7 346.1 13.64 5 908 923 24.8 12.8 47 12.0 16.9 160 9 306.3 308.2 293.6 337.2 10.28 6 894 1060 24.4 12.4 47 12.0 16.5 165 10 307.2 309.1 293.8 338.0 10.17 7 850 1501 21.2 14.2 64 7.0 16.5 180 7 308.4 310.6 295.5 344.9 12.07 8 742 2660 12.2 9.4 83 2.8 10.4 164 11 310.8 312.7 294.7 341.5 10.03 9 700 3148 10.2 5.2 71 5.0 7.2 200 9 313.8 315.3 294.0 338.6 7.95 10 642 3863 5.6 3.6 87 2.0 4.4 234 10 316.4 317.9 294.5 340.8 7.75 11 640 3888 5.4 2.6 82 2.8 3.8 236 10 316.5 317.9 294.1 339.3 7.23 12 622 4121 4.2 2.2 87 2.0 3.1 247 10 317.7 319.1 294.5 340.6 7.23 13 585 4619 2.0 -3.0 69 5.0 -0.6 259 12 320.7 321.8 293.7 337.8 5.25 14 536 5320 -2.7 -4.7 86 2.0 -3.7 268 17 323.3 324.2 294.3 339.8 5.04 15 505 5792 -4.7 -24.7 19 20.0 -10.7 258 16 326.4 326.6 291.7 330.0 1.02 16 504 5807 -4.7 -20.7 27 16.0 -10.1 258 16 326.6 326.9 292.2 331.7 1.46 17 501 5854 -5.3 -8.0 81 2.7 -6.5 256 15 326.4 327.2 294.4 340.3 4.18 18 500 5870 -5.5 -9.1 76 3.6 -7.1 255 15 326.3 327.1 294.1 339.2 3.84 19 497 5917 -5.9 -8.8 80 2.9 -7.2 254 15 326.4 327.2 294.2 339.7 3.96 20 492 5996 -5.5 -20.5 30 15.0 -10.5 252 15 327.8 328.1 292.6 333.2 1.52 21 486 6092 -6.5 -12.5 62 6.0 -9.0 250 15 327.8 328.4 293.8 338.0 3.01 22 478 6222 -7.3 -20.3 35 13.0 -11.6 246 15 328.3 328.7 292.8 333.9 1.59 23 473 6304 -7.7 -13.7 62 6.0 -10.1 243 16 328.8 329.4 293.9 338.4 2.81 24 468 6386 -8.1 -21.1 34 13.0 -12.3 241 16 329.3 329.6 293.0 334.7 1.52 25 467 6403 -8.3 -14.3 62 6.0 -10.6 240 16 329.3 329.8 294.0 338.6 2.71 26 464 6453 -7.9 -46.9 3 39.0 -14.6 239 16 330.4 330.4 291.9 330.9 0.12 27 448 6725 -9.1 -32.1 14 23.0 -14.7 235 18 332.2 332.3 292.9 334.4 0.58 28 447 6742 -8.9 -32.9 12 24.0 -14.7 235 18 332.7 332.8 293.0 334.7 0.54 29 423 7166 -12.9 -29.9 23 17.0 -17.1 242 19 332.9 333.0 293.2 335.6 0.76 30 416 7293 -13.7 -19.7 60 6.0 -15.7 253 19 333.4 333.8 294.4 340.2 1.93 31 400 7590 -14.9 -28.9 29 14.0 -18.4 245 20 335.6 335.8 294.0 338.9 0.88 32 372 8134 -19.3 -26.3 54 7.0 -21.1 253 17 336.8 337.1 294.6 341.2 1.20 33 353 8522 -22.3 -39.3 20 17.0 -25.1 274 16 337.9 337.9 294.1 339.3 0.36 34 350 8584 -22.9 -31.9 44 9.0 -24.7 277 15 337.9 338.0 294.5 340.7 0.75 35 348 8626 -23.1 -30.1 53 7.0 -24.6 279 15 338.2 338.4 294.7 341.5 0.90 36 333 8948 -24.9 -27.8 77 2.9 -25.6 286 18 340.0 340.2 295.4 344.3 1.17 37 309 9489 -27.9 -34.9 51 7.0 -29.1 265 35 343.1 343.3 295.7 345.6 0.64 38 300 9700 -29.9 -34.8 62 4.9 -30.7 265 36 343.2 343.4 295.7 345.8 0.66 39 288 9989 -32.5 -35.6 74 3.1 -33.0 266 37 343.6 343.7 295.7 346.0 0.64 40 261 10675 -38.1 -42.0 67 3.9 -38.5 270 40 345.1 345.2 295.8 346.6 0.37 41 259 10728 -38.5 -47.5 38 9.0 -39.2 269 40 345.3 345.4 295.8 346.1 0.20 42 254 10862 -39.5 -51.5 27 12.0 -40.3 267 39 345.8 345.8 295.8 346.3 0.13 43 250 10970 -40.5 -51.5 30 11.0 -41.2 265 39 345.9 345.9 295.8 346.4 0.13 44 246 11080 -41.5 -52.5 29 11.0 -42.2 263 42 346.0 346.0 295.8 346.5 0.12 45 241 11219 -42.5 -54.5 26 12.0 -43.2 261 46 346.5 346.5 296.0 346.9 0.10 46 235 11390 -43.5 -48.5 58 5.0 -43.9 258 51 347.5 347.5 296.3 348.3 0.20 47 230 11535 -43.7 -65.7 7 22.0 -44.5 256 55 349.3 349.3 296.5 349.4 0.02 48 228 11594 -43.9 -63.9 9 20.0 -44.6 255 57 349.9 349.9 296.6 350.0 0.03 49 200 12460 -52.3 -66.3 17 14.0 -52.6 260 50 349.9 350.0 296.7 350.1 0.03 50 186 12923 -56.5 -67.5 24 11.0 -56.7 265 48 350.5 350.5 296.8 350.6 0.02 51 178 13199 -58.7 -64.7 46 6.0 -58.8 269 47 351.3 351.3 297.0 351.5 0.04 52 172 13413 -60.3 -78.3 8 18.0 -60.4 271 46 352.1 352.1 297.1 352.2 0.01 53 150 14250 -66.9 -76.9 23 10.0 -67.0 260 46 354.8 354.8 297.7 354.9 0.01 54 142 14580 -69.7 -78.7 26 9.0 -69.8 256 45 355.6 355.6 297.8 355.6 0.01 55 124 15380 -74.7 -79.6 46 4.9 -74.7 231 31 360.5 360.5 298.8 360.5 0.01 56 106 16286 -78.3 -84.3 37 6.0 -78.3 283 17 370.2 370.2 300.6 370.2 0.00 57 100 16620 -77.9 -85.9 26 8.0 -77.9 235 10 377.2 377.2 301.8 377.2 0.00 58 89 17284 -78.1 -87.1 22 9.0 -78.1 235 14 389.6 389.6 303.8 389.6 0.00 59 80 17885 -82.5 -89.5 29 7.0 -82.5 15 7 392.6 392.6 304.2 392.6 0.00 60 71 18550 -82.1 -89.1 29 7.0 -82.1 131 9 407.1 407.1 306.2 407.1 0.00 61 70 18630 -79.5 -88.5 21 9.0 -79.5 145 9 414.3 414.3 307.0 414.3 0.00 62 63 19237 -72.3 -88.3 7 16.0 -72.4 157 16 442.9 442.9 310.1 442.9 0.00 63 57 19828 -69.3 -89.3 4 20.0 -69.5 101 16 462.5 462.5 312.0 462.5 0.00 64 50 20610 -68.5 -89.5 3 21.0 -68.7 115 11 482.1 482.1 313.6 482.1 0.00 65 44 21383 -67.5 -89.5 3 22.0 -67.8 103 15 502.5 502.5 315.1 502.5 0.00 66 38 22285 -60.7 -87.7 2 27.0 -61.4 108 18 541.3 541.3 317.6 541.3 0.00 67 30 23770 -58.3 -86.3 2 28.0 -59.4 75 39 585.7 585.7 319.9 585.8 0.01 68 28 24202 -60.5 -87.5 2 27.0 -61.4 80 41 591.3 591.3 320.2 591.3 0.01 69 27 24429 -58.7 -86.7 2 28.0 -59.9 74 37 602.5 602.5 320.7 602.5 0.01 TRP 80 17885 -82.5 -89.5 29 7.0 -82.5 15 7 392.6 392.6 304.2 392.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5800.00 m Freezing level: 564.15 mb = 4917.32 m = 16132.76 ft Wetbulb zero: 590.77 mb = 4539.35 m = 14892.70 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 71.19 % Est. max temperature: 31.53 C = 88.76 F Sfc-Lift cond lev (LCL): 925.76 mb = 752.52 m = 2468.85 ft T: 25.40 C 700-500 lapse rate: 5.77 C/km ThetaE index: 8.83 C Layer 908.0- 894.0 mb Conv cond level (CCL): 730.52 mb = 2790.96 m = 9156.59 ft Mean mixing ratio: 11.89 g/kg Conv temperature: 33.52 C = 92.34 F Cap Strength: 3.13 C Lifted Index: 0.40 C Risk: Showers probable Lifted Index @300 mb: 2.89 C Lifted Index @700 mb: 1.86 C Showalter Index: -0.66 C Risk: Thunderstorms probable Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 19.70 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 199.40 Risk: None Energy Index: -1.15 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.77 J/kg Max Up Vert Vel: 6.89 m/s Conv Inhibition (B-): 17315.74 J/kg Cap Strength: 3.13 C Lift Cond Lev (LCL): 784.61 mb = 2184.04 m = 7165.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 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 ---------------------------------------------------------- 0 946 556 290 2 1.9 -0.7 | 68 7 -6.5 -2.6 1 940 610 100 3 -3.0 0.5 | 83 11 -11.4 -1.4 2 925 760 145 6 -3.4 4.9 | 104 12 -11.9 3.0 3 909 914 160 9 -3.1 8.5 | 120 13 -11.5 6.6 4 878 1219 170 12 -2.1 11.8 | 133 14 -10.5 9.9 5 850 1501 180 7 0.0 7.0 | 121 10 -8.4 5.1 6 789 2134 180 10 0.0 10.0 | 134 12 -8.4 8.1 7 761 2438 175 11 -1.0 11.0 | 134 13 -9.4 9.1 8 734 2743 160 11 -3.8 10.3 | 125 15 -12.2 8.4 9 700 3148 200 9 3.1 8.5 | 141 8 -5.3 6.6 10 610 4267 255 10 9.7 2.6 | 241 1 1.2 0.7 11 524 5486 270 18 18.0 -0.0 | 281 10 9.6 -1.9 12 500 5870 255 15 14.5 3.9 | 252 6 6.1 2.0 13 486 6096 250 15 14.1 5.1 | 240 7 5.7 3.2 14 467 6401 240 16 13.9 8.0 | 222 8 5.4 6.1 15 431 7010 230 19 14.6 12.2 | 211 12 6.1 10.3 16 415 7315 255 19 18.4 4.9 | 253 10 9.9 3.0 17 400 7590 245 20 18.1 8.5 | 236 12 9.7 6.6 18 382 7925 240 19 16.5 9.5 | 227 11 8.0 7.6 19 367 8230 260 16 15.8 2.8 | 263 7 7.3 0.9 20 337 8839 290 15 14.1 -5.1 | 321 9 5.7 -7.0 21 310 9449 265 35 34.9 3.1 | 268 26 26.4 1.2 22 300 9700 265 36 35.9 3.1 | 267 27 27.4 1.2 23 261 10668 270 40 40.0 -0.0 | 273 32 31.6 -1.9 24 250 10970 265 39 38.9 3.4 | 267 30 30.4 1.5 25 228 11582 255 57 55.1 14.8 | 255 48 46.6 12.9 26 200 12460 260 50 49.2 8.7 | 261 41 40.8 6.8 27 163 13716 275 44 43.8 -3.8 | 279 36 35.4 -5.7 28 150 14250 260 46 45.3 8.0 | 261 37 36.9 6.1 29 141 14630 255 45 43.5 11.6 | 254 36 35.0 9.7 30 120 15545 225 27 19.1 19.1 | 212 20 10.7 17.2 31 114 15850 265 15 14.9 1.3 | 275 7 6.5 -0.6 32 108 16154 300 20 17.3 -10.0 | 323 15 8.9 -11.9 33 100 16620 235 10 8.2 5.7 | 177 4 -0.2 3.8 34 97 16764 235 13 10.6 7.5 | 202 6 2.2 5.6 35 88 17374 235 14 11.5 8.0 | 206 7 3.0 6.1 36 83 17678 0 0 -0.0 -0.0 | 77 9 -8.4 -1.9 37 80 17885 15 7 -1.8 -6.8 | 50 13 -10.2 -8.7 38 70 18630 145 9 -5.2 7.4 | 112 15 -13.6 5.5 39 67 18898 140 13 -8.4 10.0 | 116 19 -16.8 8.1 40 64 19202 165 15 -3.9 14.5 | 136 18 -12.3 12.6 41 60 19507 115 23 -20.8 9.7 | 105 30 -29.3 7.8 42 54 20117 90 10 -10.0 0.0 | 84 19 -18.4 -1.9 43 50 20610 115 11 -10.0 4.6 | 99 19 -18.4 2.8 44 49 20726 45 14 -9.9 -9.9 | 57 22 -18.3 -11.8 45 47 21031 95 12 -12.0 1.0 | 88 20 -20.4 -0.9 46 44 21336 105 16 -15.5 4.1 | 95 24 -23.9 2.2 47 42 21641 95 12 -12.0 1.0 | 88 20 -20.4 -0.9 48 40 21946 120 14 -12.1 7.0 | 104 21 -20.5 5.1 49 35 22860 90 25 -25.0 0.0 | 87 33 -33.4 -1.9 50 33 23165 100 32 -31.5 5.6 | 95 40 -39.9 3.7 51 31 23470 65 35 -31.7 -14.8 | 67 43 -40.1 -16.7 52 30 23770 75 39 -37.7 -10.1 | 75 48 -46.1 -12.0 53 28 24079 80 41 -40.4 -7.1 | 80 50 -48.8 -9.0 54 26 24384 65 30 -27.2 -12.7 | 68 38 -35.6 -14.6 55 24 24689 85 27 -26.9 -2.4 | 83 36 -35.3 -4.3 Wind Parameters Mean winds (0-6000m): 227.3 at 11.5 knts Storm direction: 257.3 at 8.6 knts Shear (0-3000m) pos: 2.2 neg: 2.7 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 87.1 deg Storm rel helicity (0-3000m) pos: 61.0 neg: -14.0 tot: 47.0 m^2/s^2 ave: 15.7 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.32 Bulk Shear: 18.06 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 ------------------------------------------------------------------------------- 500 153 7 109 12| 0.0 12.0 12.0| 35.2 0.0 35.2 70.5 0.80| 14.9 11.9 1000 165 8 120 12| 2.0 6.0 8.0| 41.2 -6.3 34.9 34.9 0.54| 10.6 5.8 1500 170 8 123 12| 1.3 4.8 6.1| 46.5 -6.3 40.2 26.8 0.57| 7.9 4.5 2000 172 9 126 12| 1.0 4.0 5.1| 47.4 -9.3 38.1 19.0 0.48| 6.6 3.2 2500 172 9 127 12| 1.6 3.2 4.9| 56.5 -14.0 42.5 17.0 0.43| 6.8 2.9 3000 177 9 130 11| 2.2 2.7 4.9| 61.0 -14.0 47.0 15.7 0.43| 6.4 2.8 4000 194 9 140 9| 2.6 2.0 4.6| 64.6 -14.0 50.6 12.7 0.46| 5.9 2.7 5000 217 11 163 7| 2.6 1.6 4.3| 67.9 -15.6 52.3 10.5 0.42| 5.4 2.3 6000 227 12 180 6| 2.2 2.1 4.3| 67.9 -30.1 37.8 6.3 0.24| 5.3 1.3 Wrote GIF file: /home/apache/climate/data/raob//SBCG/skewt/SBCG.skewt.20251204.00.gif