UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122012.upa.cvt Date: 1200Z 20 DEC 25 Searching for SKBO... Searching the city database file for: SKBO ... Date:1200Z 20 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 78 1 925 740 2 850 1493 SFC 752 2548 13.4 10.0 80 3.4 11.2 360 4 310.9 312.8 294.9 342.5 10.31 4 700 3147 10.0 6.2 77 3.8 7.7 165 6 313.6 315.2 294.3 340.1 8.53 5 637 3925 4.4 2.6 88 1.8 3.4 343 2 315.8 317.2 294.0 338.6 7.27 6 609 4291 2.8 -1.9 71 4.7 0.3 321 5 318.0 319.1 293.2 335.5 5.47 7 518 5588 -4.1 -4.3 99 0.2 -4.2 335 22 324.7 325.8 294.9 342.4 5.38 8 510 5712 -1.3 -9.3 54 8.0 -5.0 338 23 329.6 330.3 294.8 342.2 3.71 9 500 5870 -2.3 -10.3 54 8.0 -5.9 345 24 330.2 330.9 294.8 342.1 3.49 10 400 7600 -16.1 -17.6 88 1.5 -16.6 350 22 334.1 334.6 294.9 342.5 2.40 11 388 7829 -17.7 -19.0 90 1.3 -18.1 343 17 334.9 335.3 295.0 342.7 2.20 12 357 8448 -20.7 -23.9 75 3.2 -21.6 297 15 338.9 339.3 295.4 344.6 1.55 13 348 8637 -22.5 -25.6 76 3.1 -23.3 282 15 339.0 339.3 295.3 344.0 1.37 14 329 9047 -25.3 -41.3 21 16.0 -27.6 269 20 340.6 340.7 294.8 341.9 0.31 15 316 9338 -28.1 -33.1 62 5.0 -29.0 271 17 340.7 340.8 295.1 343.5 0.74 16 314 9383 -28.5 -35.5 51 7.0 -29.6 273 16 340.7 340.9 295.0 343.0 0.59 17 311 9452 -29.1 -31.0 84 1.9 -29.5 275 15 340.8 341.0 295.4 344.3 0.93 18 310 9475 -29.1 -31.4 80 2.3 -29.5 278 15 341.2 341.3 295.4 344.5 0.89 19 305 9592 -28.5 -35.5 51 7.0 -29.7 296 12 343.6 343.7 295.7 345.9 0.61 20 302 9662 -28.7 -40.7 31 12.0 -30.4 308 10 344.3 344.4 295.7 345.7 0.36 21 300 9710 -29.1 -40.1 34 11.0 -30.7 315 9 344.4 344.4 295.7 345.9 0.39 22 287 10024 -31.9 -39.9 45 8.0 -33.0 313 10 344.8 344.8 295.8 346.4 0.41 23 262 10659 -36.7 -50.7 22 14.0 -37.8 266 10 346.8 346.9 296.1 347.4 0.14 24 250 10980 -39.9 -50.9 30 11.0 -40.6 250 11 346.7 346.8 296.0 347.3 0.14 25 200 12460 -53.5 -60.5 42 7.0 -53.7 180 12 348.0 348.1 296.3 348.3 0.06 26 191 12756 -55.7 -66.7 24 11.0 -55.9 163 15 349.1 349.1 296.5 349.2 0.03 27 173 13379 -61.7 -66.1 56 4.4 -61.7 142 20 349.2 349.2 296.5 349.4 0.03 28 150 14250 -68.9 -72.6 59 3.7 -68.9 120 30 351.4 351.4 297.0 351.5 0.01 29 148 14330 -69.7 -73.3 59 3.6 -69.7 119 30 351.4 351.4 297.0 351.4 0.01 30 126 15272 -76.5 -84.5 27 8.0 -76.5 109 36 355.6 355.6 297.8 355.6 0.00 31 112 15948 -76.9 -87.9 16 11.0 -76.9 85 34 367.1 367.1 300.0 367.1 0.00 32 105 16316 -80.1 -88.1 25 8.0 -80.1 105 18 367.8 367.8 300.2 367.8 0.00 33 100 16590 -82.3 -89.3 29 7.0 -82.3 120 7 368.7 368.7 300.4 368.7 0.00 34 95 16874 -84.1 -91.1 28 7.0 -84.1 60 8 370.6 370.6 300.7 370.6 0.00 35 80 17828 -82.1 -91.1 20 9.0 -82.1 41 23 393.4 393.4 304.3 393.4 0.00 36 75 18194 -75.9 -88.9 11 13.0 -75.9 46 21 413.8 413.8 307.0 413.8 0.00 37 70 18590 -77.9 -88.9 15 11.0 -77.9 275 11 417.7 417.7 307.4 417.7 0.00 38 63 19188 -81.5 -89.5 24 8.0 -81.5 206 12 422.6 422.6 308.0 422.6 0.00 39 59 19558 -80.9 -90.9 17 10.0 -80.9 141 8 431.9 431.9 309.0 431.9 0.00 40 58 19656 -76.1 -89.1 11 13.0 -76.2 149 5 444.9 444.9 310.4 444.9 0.00 41 50 20530 -68.7 -89.7 3 21.0 -68.9 85 27 481.6 481.6 313.6 481.6 0.00 42 47 20902 -67.1 -89.1 3 22.0 -67.4 77 29 494.0 494.0 314.5 494.0 0.00 43 43 21437 -68.3 -90.3 3 22.0 -68.5 79 43 503.8 503.8 315.2 503.8 0.00 44 36 22516 -63.3 -89.3 2 26.0 -63.8 88 48 543.0 543.0 317.7 543.0 0.00 45 30 23640 -62.1 -88.1 2 26.0 -62.8 80 65 575.3 575.3 319.5 575.4 0.01 46 26 24529 -60.1 -87.1 2 27.0 -61.2 90 75 605.1 605.1 320.9 605.1 0.01 47 25 24773 -60.2 -87.2 2 27.0 -61.3 95 80 611.5 611.5 321.1 611.6 0.01 48 23 25293 -60.5 -87.5 2 27.0 -61.6 95 80 625.5 625.5 321.7 625.5 0.01 49 21 25869 -53.3 -84.3 1 31.0 -55.8 96 79 663.7 663.7 323.2 663.8 0.02 TRP 95 16874 -84.1 -91.1 28 7.0 -84.1 60 8 370.6 370.6 300.7 370.6 0.00 WND 25 24773 -60.2 -87.2 2 27.0 -61.3 95 80 611.5 611.5 321.1 611.6 0.01 Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 572.07 mb = 4817.51 m = 15805.30 ft Wetbulb zero: 602.15 mb = 4381.87 m = 14376.04 ft Sfc-500 mean rel hum: 80.85 % Est. max temperature: 20.40 C = 68.73 F Sfc-Lift cond lev (LCL): 714.53 mb = 2975.28 m = 9761.29 ft T: 10.97 C 700-500 lapse rate: 4.52 C/km ThetaE index: 6.97 C Layer 700.0- 518.0 mb Conv cond level (CCL): 648.07 mb = 3782.92 m = 12411.01 ft Mean mixing ratio: 8.74 g/kg Conv temperature: 17.53 C = 63.55 F Cap Strength: 4.42 C Lifted Index: 4.30 C Risk: None Lifted Index @300 mb: 4.75 C Lifted Index @700 mb: 0.23 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.57 J/kg Max Up Vert Vel: 6.41 m/s Conv Inhibition (B-): 22959.70 J/kg Cap Strength: 4.37 C Lift Cond Lev (LCL): 666.51 mb = 3551.43 m = 11651.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 15 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 ---------------------------------------------------------- 0 752 2548 360 4 -0.0 -4.0 | 204 7 2.9 6.6 1 735 2743 70 4 -3.8 -1.4 | 175 9 -0.8 9.2 2 700 3147 165 6 -1.6 5.8 | 185 16 1.4 16.4 3 657 3658 0 0 -0.0 -0.0 | 195 11 2.9 10.6 4 610 4267 320 5 3.2 -3.8 | 222 9 6.1 6.8 5 587 4572 10 14 -2.4 -13.8 | 351 3 0.5 -3.2 6 565 4877 320 16 10.3 -12.3 | 277 13 13.2 -1.7 7 505 5791 340 24 8.2 -22.6 | 317 16 11.1 -12.0 8 500 5870 345 24 6.2 -23.2 | 324 16 9.1 -12.6 9 486 6096 355 23 2.0 -22.9 | 338 13 4.9 -12.3 10 449 6706 5 21 -1.8 -20.9 | 354 10 1.1 -10.3 11 400 7600 350 22 3.8 -21.7 | 329 13 6.8 -11.1 12 399 7620 355 18 1.6 -17.9 | 328 9 4.5 -7.3 13 367 8230 320 16 10.3 -12.3 | 277 13 13.2 -1.7 14 352 8534 285 14 13.5 -3.6 | 247 18 16.5 7.0 15 324 9144 265 21 20.9 1.8 | 243 27 23.9 12.4 16 311 9449 275 15 14.9 -1.3 | 243 20 17.9 9.3 17 300 9710 315 9 6.4 -6.4 | 246 10 9.3 4.2 18 298 9754 300 10 8.7 -5.0 | 244 13 11.6 5.6 19 285 10058 315 10 7.1 -7.1 | 251 11 10.0 3.5 20 261 10668 265 10 10.0 0.9 | 228 17 12.9 11.5 21 250 10980 250 11 10.3 3.8 | 223 20 13.3 14.3 22 228 11582 235 10 8.2 5.7 | 214 20 11.1 16.3 23 218 11887 245 14 12.7 5.9 | 223 23 15.6 16.5 24 208 12192 190 12 2.1 11.8 | 193 23 5.0 22.4 25 200 12460 180 12 0.0 12.0 | 187 23 2.9 22.6 26 189 12802 160 15 -5.1 14.1 | 175 25 -2.2 24.7 27 163 13716 130 23 -17.6 14.8 | 150 29 -14.7 25.4 28 150 14250 120 30 -26.0 15.0 | 138 34 -23.0 25.6 29 126 15240 110 36 -33.8 12.3 | 127 38 -30.9 22.9 30 114 15850 80 37 -36.4 -6.4 | 97 34 -33.5 4.2 31 100 16590 120 7 -6.1 3.5 | 167 14 -3.1 14.1 32 97 16764 120 7 -6.1 3.5 | 167 14 -3.1 14.1 33 95 16874 60 8 -6.9 -4.0 | 149 8 -4.0 6.6 34 92 17069 75 11 -10.6 -2.8 | 135 11 -7.7 7.7 35 87 17374 80 17 -16.7 -3.0 | 119 16 -13.8 7.6 36 82 17678 30 20 -10.0 -17.3 | 46 10 -7.1 -6.7 37 78 17983 50 25 -19.2 -16.1 | 71 17 -16.2 -5.5 38 74 18288 45 19 -13.4 -13.4 | 75 11 -10.5 -2.8 39 70 18590 275 11 11.0 -1.0 | 235 17 13.9 9.6 40 70 18593 290 10 9.4 -3.4 | 240 14 12.3 7.2 41 66 18898 275 14 13.9 -1.2 | 241 19 16.9 9.4 42 60 19507 135 10 -7.1 7.1 | 167 18 -4.1 17.7 43 57 19812 160 1 -0.3 0.9 | 193 12 2.6 11.5 44 54 20117 90 10 -10.0 0.0 | 146 13 -7.1 10.6 45 51 20422 120 21 -18.2 10.5 | 144 26 -15.3 21.1 46 50 20530 85 27 -26.9 -2.4 | 109 25 -24.0 8.2 47 46 21031 75 30 -29.0 -7.8 | 96 26 -26.0 2.8 48 44 21336 80 43 -42.3 -7.5 | 95 40 -39.4 3.1 49 40 21946 75 44 -42.5 -11.4 | 89 40 -39.6 -0.8 50 34 22860 95 50 -49.8 4.4 | 108 49 -46.9 14.9 51 30 23640 80 65 -64.0 -11.3 | 89 61 -61.1 -0.7 52 28 24079 80 65 -64.0 -11.3 | 89 61 -61.1 -0.7 53 25 24773 95 80 -79.7 7.0 | 103 79 -76.8 17.6 54 22 25298 95 80 -79.7 7.0 | 103 79 -76.8 17.6 55 17 26213 100 74 -72.9 12.8 | 109 74 -69.9 23.4 Wind Parameters Mean winds (0-6000m): 345.5 at 14.6 knts Storm direction: 15.5 at 11.0 knts Shear (0-3000m) pos: 1.8 neg: 3.2 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 102.7 deg Storm rel helicity (0-3000m) pos: 69.5 neg: -30.3 tot: 39.2 m^2/s^2 ave: 13.1 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.60 Bulk Shear: 34.47 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 87 4 172 10| 9.3 0.0 9.3| 5.3 -9.2 -3.9 -7.7 -0.27| 11.2 -3.0 1000 125 4 178 13| 4.6 3.1 7.7| 20.2 -17.3 2.9 2.9 -0.02| 11.7 -0.2 1500 130 3 182 13| 3.1 3.0 6.1| 27.2 -17.3 9.9 6.6 0.09| 9.3 0.8 2000 18 4 194 7| 1.7 2.2 3.9| 44.4 -17.3 27.1 13.5 0.34| 10.4 3.6 2500 345 6 227 6| 1.3 3.8 5.1| 48.2 -30.3 17.9 7.2 0.16| 11.1 1.8 3000 337 9 248 7| 1.8 3.2 5.0| 69.5 -30.3 39.2 13.1 0.24| 10.3 2.4 4000 345 12 282 6| 2.5 2.4 4.9|110.5 -30.3 80.2 20.0 0.34| 9.3 3.2 5000 350 14 302 6| 2.0 2.3 4.4|112.2 -44.3 67.9 13.6 0.27| 8.0 2.1 6000 345 15 299 8| 1.7 2.8 4.5|112.2-106.1 6.1 1.0 0.03| 8.7 0.2 Wrote GIF file: /home/apache/climate/data/raob//SKBO/skewt/SKBO.skewt.20251220.12.gif