UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for SKBO... Searching the city database file for: SKBO ... Date:1200Z 28 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 93 1 925 753 2 850 1504 SFC 752 2548 9.6 4.6 71 5.0 6.8 360 5 306.8 308.1 291.2 328.3 7.09 4 734 2751 10.2 1.2 54 9.0 5.3 174 4 309.6 310.6 290.9 327.2 5.69 5 700 3148 8.0 -2.0 49 10.0 2.9 130 9 311.3 312.2 290.6 326.1 4.72 6 641 3869 4.6 -15.4 22 20.0 -3.1 113 16 315.4 315.8 289.2 321.4 1.80 7 624 4087 3.2 -9.8 38 13.0 -2.4 116 16 316.3 316.8 290.5 325.7 2.91 8 615 4205 3.4 -23.6 12 27.0 -5.3 121 16 317.8 318.0 289.0 321.0 0.93 9 604 4351 2.6 -21.4 15 24.0 -5.4 125 16 318.5 318.7 289.5 322.5 1.14 10 598 4432 3.0 -24.0 12 27.0 -5.6 125 15 319.9 320.1 289.7 323.1 0.92 11 566 4874 -0.7 -24.7 14 24.0 -8.0 144 13 320.6 320.8 289.9 323.8 0.91 12 500 5860 -2.9 -41.9 3 39.0 -11.1 30 11 329.5 329.5 291.8 330.3 0.19 13 495 5940 -3.1 -40.1 4 37.0 -11.2 25 12 330.2 330.3 292.0 331.1 0.24 14 415 7303 -15.3 -28.3 32 13.0 -18.5 245 11 331.6 331.8 293.0 334.9 0.89 15 400 7580 -17.7 -33.7 23 16.0 -21.0 240 18 332.0 332.1 292.8 334.1 0.55 16 398 7618 -17.7 -36.7 17 19.0 -21.2 245 12 332.5 332.5 292.8 334.0 0.41 17 392 7731 -17.5 -48.5 5 31.0 -21.7 247 17 334.2 334.2 293.0 334.6 0.12 18 353 8508 -23.9 -54.9 4 31.0 -26.9 248 25 335.7 335.7 293.3 336.0 0.06 19 300 9680 -31.1 -60.1 4 29.0 -33.1 255 28 341.5 341.6 294.7 341.7 0.04 20 250 10940 -41.3 -66.3 5 25.0 -42.2 235 42 344.7 344.7 295.4 344.8 0.02 21 233 11416 -44.7 -68.7 5 24.0 -45.4 224 40 346.5 346.5 295.8 346.6 0.02 22 201 12388 -53.3 -73.3 7 20.0 -53.6 199 24 347.9 347.9 296.2 347.9 0.01 23 200 12420 -53.5 -73.5 7 20.0 -53.8 200 24 348.0 348.0 296.2 348.1 0.01 24 150 14220 -66.9 -74.9 31 8.0 -67.0 205 34 354.8 354.8 297.7 354.9 0.01 25 146 14382 -67.9 -78.9 19 11.0 -67.9 201 35 355.9 355.9 297.9 355.9 0.01 26 140 14634 -68.3 -82.3 12 14.0 -68.4 195 37 359.5 359.5 298.6 359.5 0.00 27 115 15780 -78.7 -83.7 44 5.0 -78.7 142 4 361.0 361.0 298.9 361.0 0.00 28 113 15880 -79.5 -84.5 43 5.0 -79.5 132 4 361.3 361.3 299.0 361.3 0.00 29 105 16295 -79.7 -87.7 25 8.0 -79.7 35 5 368.6 368.6 300.3 368.6 0.00 30 100 16570 -80.7 -89.7 21 9.0 -80.7 285 19 371.8 371.8 300.9 371.8 0.00 31 90 17161 -83.9 -89.9 34 6.0 -83.9 340 6 376.8 376.8 301.7 376.8 0.00 32 82 17679 -83.7 -91.7 23 8.0 -83.7 353 2 387.4 387.4 303.4 387.4 0.00 33 77 18035 -78.1 -90.1 13 12.0 -78.1 358 1 406.1 406.1 306.0 406.1 0.00 34 70 18580 -78.7 -89.7 15 11.0 -78.7 340 14 416.0 416.0 307.2 416.0 0.00 35 67 18828 -80.1 -91.1 14 11.0 -80.1 339 13 418.2 418.2 307.5 418.2 0.00 36 50 20520 -70.7 -90.7 4 20.0 -70.8 70 40 476.9 476.9 313.2 476.9 0.00 37 43 21417 -68.7 -91.7 2 23.0 -68.9 89 52 502.8 502.8 315.1 502.8 0.00 38 42 21558 -69.3 -91.3 3 22.0 -69.5 91 54 504.7 504.7 315.3 504.7 0.00 39 39 22005 -64.1 -91.1 1 27.0 -64.6 95 60 528.7 528.7 316.8 528.7 0.00 40 34 22850 -61.4 -89.4 1 28.0 -62.1 95 65 557.0 557.0 318.5 557.0 0.00 41 30 23630 -58.9 -87.9 1 29.0 -59.9 95 62 584.1 584.1 319.9 584.1 0.01 42 29 23843 -58.5 -87.5 1 29.0 -59.6 98 60 590.9 590.9 320.2 590.9 0.01 43 28 24063 -58.7 -88.7 1 30.0 -59.8 101 59 596.3 596.3 320.5 596.3 0.01 44 27 24295 -50.9 -84.9 1 34.0 -53.5 105 57 624.4 624.4 321.7 624.5 0.01 45 24 25055 -53.7 -84.7 1 31.0 -55.9 106 53 637.7 637.7 322.2 637.8 0.01 46 20 26230 -52.1 -84.1 1 32.0 -55.0 105 39 676.7 676.7 323.7 676.8 0.02 47 19 26562 -52.3 -84.3 1 32.0 -55.2 105 37 686.1 686.1 324.0 686.2 0.02 48 18 26914 -49.3 -84.3 1 35.0 -53.3 105 35 706.2 706.2 324.6 706.4 0.02 TRP 90 17161 -83.9 -89.9 34 6.0 -83.9 340 6 376.8 376.8 301.7 376.8 0.00 WND 34 22850 -61.4 -89.4 1 28.0 -62.1 95 65 557.0 557.0 318.5 557.0 0.00 Sounding variables and indices 1000-500 mb thick: 5767.00 m Freezing level: 572.05 mb = 4790.41 m = 15716.37 ft Wetbulb zero: 671.46 mb = 3488.91 m = 11446.41 ft Sfc-500 mean rel hum: 25.49 % Est. max temperature: 20.86 C = 69.54 F Sfc-Lift cond lev (LCL): 696.89 mb = 3184.41 m = 10447.43 ft T: 7.83 C 700-500 lapse rate: 4.02 C/km ThetaE index: 6.92 C Layer 734.0- 624.0 mb Conv cond level (CCL): 460.78 mb = 6493.67 m = 21304.45 ft Mean mixing ratio: 4.53 g/kg Conv temperature: 31.80 C = 89.25 F Cap Strength: 7.44 C Lifted Index: 10.56 C Risk: None Lifted Index @300 mb: 12.06 C Lifted Index @700 mb: 0.02 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.55 J/kg Max Up Vert Vel: 7.94 m/s Conv Inhibition (B-): 30268.60 J/kg Cap Strength: 10.16 C Lift Cond Lev (LCL): 595.47 mb = 4465.97 m = 14651.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 217 at 10 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 ---------------------------------------------------------- 0 752 2548 360 5 -0.0 -5.0 | 25 14 -6.0 -13.0 1 735 2743 175 4 -0.3 4.0 | 58 8 -6.4 -4.0 2 708 3048 155 13 -5.5 11.8 | 108 12 -11.5 3.8 3 700 3148 130 9 -6.9 5.8 | 80 13 -12.9 -2.2 4 657 3658 120 17 -14.7 8.5 | 91 21 -20.8 0.5 5 633 3962 110 16 -15.0 5.5 | 83 21 -21.1 -2.5 6 609 4267 125 16 -13.1 9.2 | 94 19 -19.1 1.2 7 587 4572 125 14 -11.5 8.0 | 90 17 -17.5 0.1 8 565 4877 145 13 -7.5 10.6 | 101 14 -13.5 2.7 9 544 5182 160 10 -3.4 9.4 | 99 10 -9.4 1.4 10 524 5486 355 10 0.9 -10.0 | 16 19 -5.2 -17.9 11 504 5791 30 10 -5.0 -8.7 | 34 20 -11.0 -16.6 12 500 5860 30 11 -5.5 -9.5 | 33 21 -11.5 -17.5 13 485 6096 15 13 -3.4 -12.6 | 25 23 -9.4 -20.5 14 466 6401 5 10 -0.9 -10.0 | 21 19 -6.9 -17.9 15 431 7010 250 4 3.8 1.4 | 19 7 -2.3 -6.6 16 400 7580 240 18 15.6 9.0 | 264 10 9.6 1.0 17 398 7620 245 11 10.0 4.6 | 310 5 3.9 -3.3 18 382 7925 250 27 25.4 9.2 | 266 19 19.3 1.3 19 366 8230 255 25 24.1 6.5 | 275 18 18.1 -1.5 20 323 9144 230 26 19.9 16.7 | 238 16 13.9 8.7 21 300 9680 255 28 27.0 7.2 | 272 21 21.0 -0.7 22 297 9754 255 27 26.1 7.0 | 273 20 20.1 -1.0 23 272 10363 260 40 39.4 6.9 | 272 33 33.4 -1.0 24 260 10668 240 40 34.6 20.0 | 247 31 28.6 12.0 25 250 10940 235 42 34.4 24.1 | 240 33 28.4 16.1 26 238 11278 230 43 32.9 27.6 | 234 33 26.9 19.7 27 227 11582 215 37 21.2 30.3 | 214 27 15.2 22.3 28 207 12192 195 24 6.2 23.2 | 181 15 0.2 15.2 29 200 12420 200 24 8.2 22.6 | 189 15 2.2 14.6 30 188 12802 230 27 20.7 17.4 | 237 17 14.7 9.4 31 171 13411 235 44 36.0 25.2 | 240 35 30.0 17.3 32 150 14220 205 34 14.4 30.8 | 200 24 8.3 22.8 33 140 14630 195 37 9.6 35.7 | 187 28 3.5 27.8 34 133 14935 185 24 2.1 23.9 | 166 16 -3.9 15.9 35 126 15240 190 9 1.6 8.9 | 101 5 -4.5 0.9 36 107 16154 105 1 -1.0 0.3 | 42 10 -7.0 -7.7 37 102 16459 305 10 8.2 -5.7 | 351 14 2.2 -13.7 38 100 16570 285 19 18.4 -4.9 | 316 18 12.3 -12.9 39 97 16764 285 19 18.4 -4.9 | 316 18 12.3 -12.9 40 91 17069 320 12 7.7 -9.2 | 354 17 1.7 -17.2 41 90 17161 340 6 2.1 -5.6 | 16 14 -4.0 -13.6 42 78 17983 0 0 -0.0 -0.0 | 37 10 -6.0 -8.0 43 70 18580 340 14 4.8 -13.2 | 3 21 -1.2 -21.1 44 70 18593 335 10 4.2 -9.1 | 6 17 -1.8 -17.0 45 66 18898 340 14 4.8 -13.2 | 3 21 -1.2 -21.1 46 60 19507 0 0 -0.0 -0.0 | 37 10 -6.0 -8.0 47 51 20422 50 18 -13.8 -11.6 | 45 28 -19.8 -19.5 48 50 20520 70 40 -37.6 -13.7 | 64 49 -43.6 -21.7 49 46 21031 85 46 -45.8 -4.0 | 77 53 -51.9 -12.0 50 39 21946 95 59 -58.8 5.1 | 88 65 -64.8 -2.8 51 34 22850 95 65 -64.8 5.7 | 88 71 -70.8 -2.3 52 32 23165 95 65 -64.8 5.7 | 88 71 -70.8 -2.3 53 30 23630 95 62 -61.8 5.4 | 88 68 -67.8 -2.6 54 25 24689 110 54 -50.7 18.5 | 100 58 -56.8 10.5 55 20 26213 95 48 -47.8 4.2 | 86 54 -53.8 -3.8 56 20 26230 105 39 -37.7 10.1 | 93 44 -43.7 2.1 57 17 26822 105 32 -30.9 8.3 | 90 37 -36.9 0.3 58 15 27127 80 9 -8.9 -1.6 | 57 18 -14.9 -9.5 Wind Parameters Mean winds (0-6000m): 187.1 at 13.3 knts Storm direction: 217.1 at 10.0 knts Shear (0-3000m) pos: 3.6 neg: 4.4 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): -5.3 deg Storm rel helicity (0-3000m) pos: 84.8 neg: -143.5 tot: -58.7 m^2/s^2 ave: -19.6 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 13.8 stream: -1.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.73 Bulk Shear: 8.46 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 ------------------------------------------------------------------------------- 500 158 7 80 9| 18.2 0.0 18.2| 42.2 0.0 42.2 84.4 0.68| 22.6 15.5 1000 137 9 85 13| 9.1 4.3 13.3| 53.3 -19.7 33.6 33.6 0.33| 17.9 6.0 1500 126 12 86 16| 6.1 3.6 9.7| 59.9 -35.5 24.4 16.3 0.25| 13.8 3.4 2000 125 13 88 16| 4.8 2.7 7.5| 72.6 -39.2 33.3 16.7 0.26| 11.6 3.0 2500 128 13 90 16| 4.3 2.2 6.4| 84.8 -39.6 45.2 18.1 0.28| 10.8 3.0 3000 128 12 88 16| 3.6 4.4 8.0| 84.8-143.5 -58.7 -19.6 -0.12| 13.8 -1.6 4000 107 12 76 18| 2.4 2.8 5.1|109.5-186.4 -77.0 -19.2 -0.13| 12.5 -1.6 5000 115 11 79 17| 1.9 1.6 3.5|113.1-210.5 -97.4 -19.5 -0.20| 12.4 -2.5 6000 187 13 140 7| 1.8 1.1 2.9|132.0-240.9-108.8 -18.1 -0.18| 12.5 -2.3 Wrote GIF file: /home/apache/climate/data/raob//SKBO/skewt/SKBO.skewt.20251228.12.gif