UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for VI220... Searching the city database file for: VI220 ... Date:0000Z 8 DEC 25 Station: VI220 WMO ident: 42220 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 998 68 15.0 10.0 72 5.0 12.1 35 17 288.3 289.7 285.4 310.1 7.74 1 978 242 17.4 3.4 39 14.0 10.0 345 28 292.4 293.3 284.1 306.9 4.99 2 961 392 17.6 2.6 37 15.0 9.7 337 27 294.1 294.9 284.6 308.1 4.80 3 921 757 16.8 -1.2 29 18.0 7.9 347 14 296.9 297.5 284.7 308.2 3.80 4 773 2235 7.8 -8.2 31 16.0 1.0 88 9 302.4 302.9 285.5 310.7 2.66 5 740 2596 6.2 -16.8 17 23.0 -1.9 110 11 304.5 304.7 284.9 308.9 1.39 6 643 3742 0.2 -15.8 29 16.0 -5.5 193 8 310.1 310.5 287.3 315.8 1.73 7 629 3920 0.4 -16.6 27 17.0 -5.6 260 11 312.3 312.7 288.0 317.8 1.66 8 599 4313 -0.9 -21.9 19 21.0 -7.5 259 33 315.2 315.4 288.4 319.0 1.10 9 588 4462 -0.7 -28.7 10 28.0 -8.2 256 42 317.1 317.3 288.5 319.3 0.61 10 574 4655 -0.9 -39.9 3 39.0 -9.2 253 49 319.1 319.1 288.7 319.9 0.21 11 555 4925 -1.9 -40.9 3 39.0 -10.0 251 53 321.0 321.0 289.3 321.7 0.19 12 388 7674 -22.9 -33.9 36 11.0 -24.8 260 66 328.1 328.2 291.7 330.1 0.56 13 367 8081 -25.9 -32.9 52 7.0 -27.1 260 68 329.3 329.5 292.2 331.7 0.65 14 348 8465 -28.9 -33.4 65 4.5 -29.6 260 69 330.3 330.5 292.4 332.7 0.66 15 315 9173 -34.1 -43.1 40 9.0 -35.0 260 72 332.6 332.7 292.7 333.7 0.27 16 275 10118 -39.1 -48.1 38 9.0 -39.8 263 93 338.6 338.6 294.1 339.3 0.18 17 253 10685 -44.7 -51.7 45 7.0 -45.1 263 102 338.5 338.5 294.1 339.0 0.13 18 193 12456 -56.1 -67.1 24 11.0 -56.3 250 115 347.4 347.5 296.1 347.6 0.02 19 191 12522 -56.4 -67.6 23 11.3 -56.6 250 115 348.0 348.0 296.2 348.1 0.02 20 105 16184 -72.9 -98.9 1 26.0 -72.9 255 69 381.5 381.5 302.5 381.5 0.00 21 98 16588 -74.7 -100.7 1 26.0 -74.7 256 65 385.6 385.6 303.1 385.6 0.00 22 100 16470 -74.5 -100.5 1 26.0 -74.5 255 67 383.8 383.8 302.8 383.8 0.00 23 70 18560 -72.5 -98.5 1 26.0 -72.6 265 30 429.3 429.3 308.7 429.3 0.00 TRP WND 191 12522 -56.4 -67.6 23 11.3 -56.6 250 115 348.0 348.0 296.2 348.1 0.02 Sounding variables and indices 1000-500 mb thick: 5658.04 m Freezing level: 619.77 mb = 4040.72 m = 13256.81 ft Wetbulb zero: 761.56 mb = 2358.68 m = 7738.36 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 22.49 % Est. max temperature: 26.18 C = 79.13 F Sfc-Lift cond lev (LCL): 925.93 mb = 711.66 m = 2334.80 ft T: 16.90 C 700-500 lapse rate: 4.43 C/km ThetaE index: 3.19 C Layer 978.0- 961.0 mb Conv cond level (CCL): 515.04 mb = 5498.67 m = 18040.03 ft Mean mixing ratio: 4.65 g/kg Conv temperature: 49.30 C = 120.73 F Cap Strength: 15.54 C Lifted Index: 15.45 C Risk: None Lifted Index @300 mb: 19.04 C Lifted Index @700 mb: 8.85 C Showalter Index: 14.75 C Risk: None Total Totals Index: 24.32 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 3.62 C K Index: -3.94 Risk: None Sweat Index: 79.73 Risk: None Energy Index: 3.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.14 J/kg Max Up Vert Vel: 7.89 m/s Conv Inhibition (B-): 16539.58 J/kg Cap Strength: 15.50 C Lift Cond Lev (LCL): 756.91 mb = 2409.27 m = 7904.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 17 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 ---------------------------------------------------------- 0 998 68 35 17 -9.8 -13.9 | 73 27 -26.0 -8.0 1 974 305 335 30 12.7 -27.2 | 10 22 -3.6 -21.2 2 944 610 340 23 7.9 -21.6 | 28 18 -8.4 -15.6 3 925 804 345 15 3.9 -14.5 | 56 15 -12.4 -8.5 4 913 914 350 11 1.9 -10.8 | 71 15 -14.4 -4.9 5 881 1219 40 3 -1.9 -2.3 | 101 19 -18.2 3.7 6 850 1519 75 5 -4.8 -1.3 | 102 22 -21.1 4.7 7 819 1829 65 5 -4.5 -2.1 | 101 21 -20.8 3.9 8 789 2134 80 8 -7.9 -1.4 | 101 25 -24.2 4.6 9 760 2438 95 10 -10.0 0.9 | 105 27 -26.2 6.8 10 733 2743 115 11 -10.0 4.6 | 112 28 -26.2 10.6 11 706 3048 135 14 -9.9 9.9 | 121 31 -26.2 15.9 12 700 3119 130 14 -10.7 9.0 | 119 31 -27.0 15.0 13 654 3658 140 5 -3.2 3.8 | 117 22 -19.5 9.8 14 629 3962 260 11 10.8 1.9 | 145 10 -5.4 7.9 15 606 4267 260 28 27.6 4.9 | 226 16 11.3 10.8 16 583 4572 255 46 44.4 11.9 | 238 33 28.2 17.9 17 561 4877 250 53 49.8 18.1 | 234 41 33.5 24.1 18 519 5486 255 50 48.3 12.9 | 239 37 32.0 18.9 19 500 5790 260 50 49.2 8.7 | 246 36 33.0 14.7 20 480 6096 260 51 50.2 8.9 | 246 37 33.9 14.8 21 400 7480 260 66 65.0 11.5 | 250 52 48.7 17.4 22 392 7620 260 66 65.0 11.5 | 250 52 48.7 17.4 23 317 9144 260 71 69.9 12.3 | 251 57 53.6 18.3 24 300 9540 260 83 81.7 14.4 | 253 69 65.5 20.4 25 254 10668 265 101 100.6 8.8 | 260 86 84.3 14.8 26 250 10790 260 105 103.4 18.2 | 254 90 87.1 24.2 27 201 12192 255 111 107.2 28.7 | 249 97 90.9 34.7 28 200 12240 250 114 107.1 39.0 | 244 101 90.8 45.0 29 191 12522 250 115 108.1 39.3 | 244 102 91.8 45.3 30 158 13716 255 97 93.7 25.1 | 248 83 77.4 31.1 31 150 14040 255 91 87.9 23.6 | 248 77 71.6 29.5 32 123 15240 255 75 72.4 19.4 | 246 62 56.2 25.4 33 100 16470 255 67 64.7 17.3 | 244 54 48.4 23.3 34 70 18560 265 30 29.9 2.6 | 238 16 13.6 8.6 Wind Parameters Mean winds (0-6000m): 260.1 at 23.1 knts Storm direction: 290.1 at 17.3 knts Shear (0-3000m) pos: 6.4 neg: 3.4 tot: 9.8 10-3/s Storm rel Dir Shear (0-3000m): 47.6 deg Storm rel helicity (0-3000m) pos: 194.6 neg: -168.1 tot: 26.5 m^2/s^2 ave: 8.8 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 12.6 stream: 1.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.22 Bulk Shear: 140.74 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 ------------------------------------------------------------------------------- 500 345 25 27 21| 0.0 20.7 20.7| 21.3-163.6-142.3 -284.6 -0.68| 32.6-22.2 1000 345 20 40 17| 9.7 10.3 20.0| 96.4-163.6 -67.2 -67.2 -0.08| 26.0 -2.1 1500 350 14 60 16| 8.5 6.9 15.4|120.0-163.7 -43.8 -29.2 0.01| 19.7 0.3 2000 359 12 69 17| 6.7 5.2 11.8|120.6-168.1 -47.5 -23.7 0.00| 15.6 0.0 2500 13 11 75 19| 6.4 4.1 10.5|144.2-168.1 -23.9 -9.6 0.05| 13.6 0.7 3000 31 11 80 23| 6.4 3.4 9.8|194.6-168.1 26.5 8.8 0.14| 12.6 1.7 4000 47 11 87 24| 3.4 2.6 6.0|254.4-178.6 75.8 18.9 0.22| 13.6 3.1 5000 267 17 188 7| 2.7 5.3 8.0|316.1-198.9 117.2 23.4 0.25| 14.9 3.7 6000 260 23 213 12| 1.7 4.4 6.1|383.5-198.9 184.6 30.8 0.28| 13.1 3.6 Wrote GIF file: /home/apache/climate/data/raob//VI220/skewt/VI220.skewt.20251208.00.gif