UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for SKBO... Searching the city database file for: SKBO ... Date:1200Z 18 DEC 25 Station: SKBO WMO ident: 80222 Latitude: 4.70 Longitude: -74.13 Elevation: 2548.00 ------------------------------------------------------------------------------- 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 76 1 925 739 2 850 1491 SFC 751 2548 12.8 10.9 88 1.9 11.6 260 5 310.4 312.4 295.3 343.9 10.98 4 701 3131 8.4 8.4 100 0.0 8.4 29 5 311.7 313.5 294.8 342.2 9.92 5 700 3143 8.4 8.4 100 0.0 8.4 30 5 311.8 313.7 294.9 342.4 9.94 6 649 3765 5.8 1.9 76 3.9 3.6 75 11 315.7 317.0 293.6 337.0 6.78 7 640 3879 5.2 3.8 91 1.4 4.4 75 12 316.2 317.8 294.6 341.1 7.88 8 633 3969 5.2 -0.8 65 6.0 2.0 75 12 317.2 318.3 293.2 335.5 5.71 9 594 4485 2.6 -4.4 60 7.0 -0.9 77 13 320.0 321.0 293.1 335.1 4.65 10 583 4637 2.6 -12.4 32 15.0 -3.7 78 12 321.8 322.3 291.7 330.2 2.53 11 582 4650 2.6 -12.4 32 15.0 -3.7 78 12 321.9 322.4 291.8 330.4 2.53 12 564 4904 0.4 -15.6 29 16.0 -5.8 80 10 322.2 322.6 291.5 329.1 2.01 13 545 5177 -2.3 -7.2 69 4.9 -4.6 85 12 322.2 323.0 293.2 335.6 4.09 14 544 5192 -2.3 -7.3 69 5.0 -4.6 85 12 322.4 323.2 293.3 335.7 4.06 15 542 5221 -1.9 -20.9 22 19.0 -8.2 83 12 323.2 323.4 291.1 327.8 1.33 16 540 5250 -1.7 -18.7 26 17.0 -7.7 80 12 323.8 324.1 291.5 329.3 1.62 17 535 5324 -1.9 -23.9 17 22.0 -8.8 73 12 324.4 324.6 291.2 328.0 1.04 18 525 5474 -2.7 -14.7 39 12.0 -7.4 59 11 325.2 325.6 292.6 333.1 2.33 19 523 5504 -3.1 -9.1 63 6.0 -5.8 57 11 325.1 325.8 293.6 337.3 3.67 20 510 5703 -3.9 -15.9 39 12.0 -8.5 38 10 326.4 326.9 292.7 333.9 2.17 21 506 5766 -3.3 -30.3 10 27.0 -10.6 32 10 327.9 328.0 291.7 330.1 0.61 22 500 5860 -3.9 -28.9 12 25.0 -10.8 40 4 328.3 328.4 291.9 330.8 0.70 23 486 6084 -5.1 -20.1 30 15.0 -10.3 35 7 329.5 329.8 293.1 335.1 1.59 24 426 7110 -11.7 -43.7 5 32.0 -17.3 167 9 333.7 333.8 292.9 334.5 0.19 25 400 7590 -15.9 -36.9 15 21.0 -20.0 200 14 334.3 334.4 293.3 335.9 0.40 26 375 8072 -19.9 -36.9 21 17.0 -22.9 206 20 335.3 335.3 293.6 336.9 0.43 27 369 8191 -20.5 -25.1 67 4.6 -21.7 209 21 336.0 336.3 294.6 340.9 1.35 28 364 8292 -21.3 -25.6 68 4.3 -22.4 210 21 336.3 336.5 294.6 341.0 1.31 29 354 8496 -22.7 -30.7 48 8.0 -24.4 210 19 337.1 337.2 294.4 340.2 0.84 30 349 8600 -22.9 -47.9 8 25.0 -26.0 213 21 338.2 338.2 294.0 338.7 0.14 31 343 8727 -23.9 -49.9 7 26.0 -26.9 219 26 338.5 338.5 294.1 339.0 0.12 32 300 9690 -30.9 -55.9 7 25.0 -32.9 255 57 341.8 341.8 294.8 342.1 0.07 33 250 10960 -39.9 -66.9 4 27.0 -41.0 235 54 346.7 346.7 295.9 346.8 0.02 34 236 11350 -42.3 -65.3 6 23.0 -43.2 226 47 348.9 348.9 296.4 349.0 0.02 35 211 12092 -48.9 -65.9 12 17.0 -49.4 208 33 349.9 349.9 296.7 350.0 0.03 36 200 12440 -52.1 -60.1 38 8.0 -52.4 195 31 350.3 350.3 296.7 350.5 0.06 37 194 12637 -53.9 -58.2 59 4.3 -54.0 189 31 350.5 350.5 296.8 350.8 0.08 38 187 12873 -55.9 -63.9 36 8.0 -56.1 182 31 350.9 350.9 296.8 351.1 0.04 39 179 13150 -58.9 -63.5 55 4.6 -59.0 173 30 350.4 350.4 296.8 350.6 0.04 40 155 14042 -66.1 -75.1 27 9.0 -66.2 158 31 352.9 352.9 297.3 352.9 0.01 41 150 14240 -68.3 -75.3 36 7.0 -68.4 160 31 352.4 352.4 297.1 352.5 0.01 42 130 15082 -75.5 -81.5 38 6.0 -75.5 146 41 354.2 354.3 297.5 354.3 0.00 43 125 15308 -77.3 -81.7 49 4.4 -77.3 139 44 355.0 355.0 297.7 355.0 0.00 44 119 15589 -77.7 -84.7 31 7.0 -77.7 133 36 359.3 359.3 298.5 359.3 0.00 45 105 16297 -81.9 -87.9 35 6.0 -81.9 104 17 364.4 364.4 299.5 364.4 0.00 46 100 16570 -81.9 -88.9 29 7.0 -81.9 50 18 369.5 369.5 300.5 369.5 0.00 47 85 17471 -86.3 -92.3 33 6.0 -86.3 55 39 378.2 378.2 301.9 378.2 0.00 48 79 17876 -83.5 -92.5 19 9.0 -83.5 67 35 392.0 392.0 304.0 392.0 0.00 49 78 17948 -77.7 -88.7 15 11.0 -77.7 71 33 405.4 405.4 305.9 405.4 0.00 50 70 18570 -76.3 -88.3 13 12.0 -76.3 65 8 421.2 421.2 307.9 421.2 0.00 51 50 20530 -70.5 -89.5 4 19.0 -70.6 80 23 477.4 477.4 313.2 477.4 0.00 52 38 22178 -66.5 -90.5 2 24.0 -66.8 78 52 526.5 526.5 316.7 526.5 0.00 53 36 22506 -66.9 -89.9 3 23.0 -67.2 80 57 533.7 533.7 317.2 533.7 0.00 54 31 23425 -60.1 -88.1 1 28.0 -61.0 88 60 575.4 575.4 319.5 575.4 0.01 55 30 23630 -60.7 -87.7 2 27.0 -61.6 90 61 579.2 579.2 319.6 579.2 0.01 56 28 24059 -61.0 -88.0 2 27.0 -61.9 90 61 590.0 590.0 320.2 590.0 0.01 57 27 24285 -61.1 -88.1 2 27.0 -62.0 90 61 595.8 595.8 320.4 595.8 0.01 58 21 25887 -49.9 -82.9 1 33.0 -53.3 84 56 674.0 674.0 323.6 674.1 0.02 TRP 85 17471 -86.3 -92.3 33 6.0 -86.3 55 39 378.2 378.2 301.9 378.2 0.00 WND 28 24059 -61.0 -88.0 2 27.0 -61.9 90 61 590.0 590.0 320.2 590.0 0.01 Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 561.19 mb = 4944.04 m = 16220.41 ft Wetbulb zero: 606.34 mb = 4318.37 m = 14167.70 ft Sfc-500 mean rel hum: 63.29 % Est. max temperature: 21.25 C = 70.26 F Sfc-Lift cond lev (LCL): 729.87 mb = 2789.53 m = 9151.90 ft T: 10.98 C 700-500 lapse rate: 4.53 C/km ThetaE index: 1.71 C Layer 701.0- 700.0 mb Conv cond level (CCL): 672.51 mb = 3472.35 m = 11392.09 ft Mean mixing ratio: 9.41 g/kg Conv temperature: 16.01 C = 60.82 F Cap Strength: 2.36 C Lifted Index: 2.29 C Risk: None Lifted Index @300 mb: 2.36 C Lifted Index @700 mb: -0.51 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.44 J/kg Max Up Vert Vel: 7.13 m/s Conv Inhibition (B-): 22653.03 J/kg Cap Strength: 2.29 C Lift Cond Lev (LCL): 686.29 mb = 3305.61 m = 10845.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 153 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 ---------------------------------------------------------- 0 751 2548 260 5 4.9 0.9 | 307 11 8.6 -6.5 1 734 2743 345 3 0.8 -2.9 | 337 11 4.5 -10.3 2 708 3048 20 4 -1.4 -3.8 | 348 11 2.3 -11.2 3 700 3143 30 5 -2.5 -4.3 | 354 12 1.2 -11.7 4 657 3658 75 10 -9.7 -2.6 | 31 12 -6.0 -10.0 5 609 4267 75 15 -14.5 -3.9 | 44 16 -10.8 -11.3 6 565 4877 80 10 -9.8 -1.7 | 34 11 -6.2 -9.1 7 544 5182 85 12 -12.0 -1.0 | 44 12 -8.3 -8.4 8 504 5791 30 10 -5.0 -8.7 | 5 16 -1.3 -16.1 9 500 5860 40 4 -2.6 -3.1 | 354 11 1.1 -10.5 10 485 6096 35 7 -4.0 -5.7 | 1 13 -0.3 -13.1 11 414 7315 195 10 2.6 9.7 | 250 7 6.3 2.3 12 400 7590 200 14 4.8 13.2 | 236 10 8.5 5.8 13 398 7620 195 17 4.4 16.4 | 222 12 8.1 9.0 14 366 8230 210 21 10.5 18.2 | 233 18 14.2 10.8 15 351 8534 210 19 9.5 16.5 | 236 16 13.2 9.1 16 337 8839 225 31 21.9 21.9 | 240 29 25.6 14.5 17 323 9144 250 35 32.9 12.0 | 263 37 36.6 4.6 18 300 9690 255 57 55.1 14.8 | 263 59 58.7 7.4 19 285 10058 255 61 58.9 15.8 | 262 63 62.6 8.4 20 261 10668 245 55 49.8 23.2 | 254 56 53.5 15.8 21 250 10960 235 54 44.2 31.0 | 244 53 47.9 23.6 22 208 12192 205 31 13.1 28.1 | 219 27 16.8 20.7 23 200 12440 195 31 8.0 29.9 | 207 25 11.7 22.5 24 163 13716 155 30 -12.7 27.2 | 156 22 -9.0 19.8 25 150 14240 160 31 -10.6 29.1 | 162 23 -6.9 21.7 26 140 14630 160 31 -10.6 29.1 | 162 23 -6.9 21.7 27 126 15240 140 45 -28.9 34.5 | 137 37 -25.2 27.1 28 108 16154 120 21 -18.2 10.5 | 102 15 -14.5 3.1 29 102 16459 85 13 -13.0 -1.1 | 47 13 -9.3 -8.5 30 100 16570 50 18 -13.8 -11.6 | 28 21 -10.1 -19.0 31 97 16764 50 18 -13.8 -11.6 | 28 21 -10.1 -19.0 32 85 17471 55 39 -31.9 -22.4 | 44 41 -28.3 -29.8 33 82 17678 55 41 -33.6 -23.5 | 44 43 -29.9 -30.9 34 74 18288 90 24 -24.0 0.0 | 70 22 -20.3 -7.4 35 70 18570 65 8 -7.3 -3.4 | 18 11 -3.6 -10.8 36 70 18593 70 15 -14.1 -5.1 | 40 16 -10.4 -12.5 37 66 18898 65 10 -9.1 -4.2 | 25 13 -5.4 -11.6 38 63 19202 275 10 10.0 -0.9 | 301 16 13.7 -8.3 39 60 19507 275 16 15.9 -1.4 | 294 22 19.6 -8.8 40 57 19812 275 12 12.0 -1.0 | 298 18 15.6 -8.4 41 54 20117 150 13 -6.5 11.3 | 144 5 -2.8 3.9 42 51 20422 105 17 -16.4 4.4 | 77 13 -12.7 -3.0 43 50 20530 80 23 -22.7 -4.0 | 59 22 -19.0 -11.4 44 48 20726 80 23 -22.7 -4.0 | 59 22 -19.0 -11.4 45 46 21031 95 33 -32.9 2.9 | 81 30 -29.2 -4.5 46 42 21641 75 43 -41.5 -11.1 | 64 42 -37.8 -18.5 47 36 22555 80 58 -57.1 -10.1 | 72 56 -53.4 -17.5 48 30 23630 90 61 -61.0 0.0 | 83 58 -57.3 -7.4 49 28 24059 90 61 -61.0 0.0 | 83 58 -57.3 -7.4 50 26 24384 90 61 -61.0 0.0 | 83 58 -57.3 -7.4 51 22 24994 80 56 -55.1 -9.7 | 72 54 -51.5 -17.1 52 17 25908 105 58 -56.0 15.0 | 98 53 -52.3 7.6 Wind Parameters Mean winds (0-6000m): 123.5 at 11.0 knts Storm direction: 153.5 at 8.3 knts Shear (0-3000m) pos: 2.8 neg: 1.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 71.7 deg Storm rel helicity (0-3000m) pos: 68.1 neg: -27.1 tot: 41.0 m^2/s^2 ave: 13.7 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.95 Bulk Shear: 26.66 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 ------------------------------------------------------------------------------- 500 339 4 335 12| 8.0 0.0 8.0| 24.5 0.0 24.5 49.1 0.97| 8.7 8.4 1000 31 5 355 12| 7.1 0.0 7.1| 46.7 0.0 46.7 46.7 0.98| 8.0 7.8 1500 58 7 12 11| 6.2 0.0 6.2| 59.4 0.0 59.4 39.6 0.93| 7.1 6.6 2000 66 9 22 12| 4.6 0.0 4.6| 63.0 -2.8 60.2 30.1 0.79| 6.3 5.0 2500 70 9 25 12| 3.3 0.0 3.3| 66.0 -6.8 59.2 23.7 0.68| 5.8 3.9 3000 70 10 27 12| 2.8 1.0 3.8| 68.1 -27.1 41.0 13.7 0.40| 6.1 2.4 4000 67 9 23 12| 2.6 1.1 3.7| 88.2 -48.3 39.9 10.0 0.29| 6.8 2.0 5000 76 9 29 11| 1.8 0.8 2.6| 96.0 -51.5 44.5 8.9 0.32| 7.5 2.4 6000 123 11 77 6| 1.7 0.7 2.4|110.7 -59.5 51.1 8.5 0.28| 7.2 2.1 Wrote GIF file: /home/apache/climate/data/raob//SKBO/skewt/SKBO.skewt.20251218.12.gif