UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for VI220... Searching the city database file for: VI220 ... Date:0000Z 3 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 996 406 18.0 13.9 77 4.1 15.4 35 4 291.5 293.3 288.8 320.0 10.07 1 974 594 17.2 12.2 72 5.0 14.1 4 13 292.5 294.2 288.3 318.8 9.20 2 962 698 17.6 10.6 64 7.0 13.4 346 18 294.0 295.5 288.1 318.0 8.36 3 946 840 17.8 8.8 56 9.0 12.5 340 18 295.6 297.0 287.9 317.5 7.53 4 859 1648 14.2 2.2 44 12.0 7.8 77 3 300.1 301.1 287.3 315.7 5.22 5 848 1755 14.0 -2.0 33 16.0 6.1 82 3 301.0 301.7 286.3 312.8 3.89 6 809 2144 10.8 2.8 58 8.0 6.5 115 4 301.7 302.8 288.4 319.1 5.79 7 786 2381 9.6 -1.4 46 11.0 4.1 115 5 302.9 303.7 287.5 316.3 4.39 8 750 2764 6.2 1.4 71 4.8 3.7 122 6 303.3 304.3 288.9 320.4 5.65 9 689 3445 1.2 -2.9 74 4.1 -0.7 132 13 305.2 306.0 288.4 319.0 4.48 10 535 5434 -6.3 -37.3 7 31.0 -12.7 247 53 319.1 319.2 288.8 320.2 0.29 11 528 5536 -5.7 -40.7 4 35.0 -12.5 253 55 321.0 321.1 289.3 321.8 0.21 12 481 6256 -9.7 -49.7 2 40.0 -15.7 265 64 324.8 324.8 290.3 325.1 0.08 13 315 9369 -31.7 -38.7 50 7.0 -32.6 256 81 336.0 336.1 293.7 337.6 0.43 14 279 10210 -39.1 -41.9 75 2.8 -39.4 337.2 337.3 294.0 338.5 0.35 15 277 10259 -39.3 -42.2 74 2.9 -39.6 337.6 337.7 294.0 338.9 0.34 16 300 9710 -34.9 -39.1 65 4.2 -35.4 255 83 336.2 336.3 293.8 337.8 0.43 TRP WND Sounding variables and indices 1000-500 mb thick: 5550.64 m Freezing level: 664.36 mb = 3763.28 m = 12346.59 ft Wetbulb zero: 699.16 mb = 3327.44 m = 10916.66 ft Precipitable water: 0.90 inches Sfc-500 mean rel hum: 46.20 % Est. max temperature: 27.55 C = 81.60 F Sfc-Lift cond lev (LCL): 937.19 mb = 918.03 m = 3011.87 ft T: 17.45 C 700-500 lapse rate: 3.85 C/km ThetaE index: 7.19 C Layer 974.0- 809.0 mb Conv cond level (CCL): 746.19 mb = 2804.54 m = 9201.13 ft Mean mixing ratio: 7.83 g/kg Conv temperature: 29.92 C = 85.86 F Cap Strength: 8.99 C Lifted Index: 9.64 C Risk: None Lifted Index @300 mb: 13.70 C Lifted Index @700 mb: 2.64 C Showalter Index: 12.25 C Risk: None Total Totals Index: 28.88 C Risk: None Vertical Totals Index: 22.07 C Cross Totals Index: 6.81 C K Index: 16.61 Risk: < 20 % chance of thunderstorms Sweat Index: 66.09 Risk: None Energy Index: 2.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.23 J/kg Max Up Vert Vel: 7.38 m/s Conv Inhibition (B-): 2571.90 J/kg Cap Strength: 9.62 C Lift Cond Lev (LCL): 840.47 mb = 1828.65 m = 5999.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 291 at 19 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 ---------------------------------------------------------- 0 996 406 35 4 -2.3 -3.3 | 100 20 -20.2 3.4 1 958 610 340 20 6.8 -18.8 | 42 16 -11.1 -12.1 2 925 790 340 13 4.4 -12.2 | 68 15 -13.5 -5.5 3 912 914 345 8 2.1 -7.7 | 86 16 -15.8 -1.0 4 879 1219 70 3 -2.8 -1.0 | 105 21 -20.7 5.7 5 850 1507 80 3 -3.0 -0.5 | 107 22 -20.9 6.2 6 817 1829 115 3 -2.7 1.3 | 111 22 -20.6 8.0 7 788 2134 115 5 -4.5 2.1 | 111 24 -22.4 8.8 8 759 2438 115 6 -5.4 2.5 | 112 25 -23.3 9.2 9 732 2743 135 6 -4.2 4.2 | 116 25 -22.1 10.9 10 705 3048 120 9 -7.8 4.5 | 114 28 -25.7 11.2 11 700 3109 125 10 -8.2 5.7 | 115 29 -26.1 12.4 12 520 5486 260 57 56.1 9.9 | 247 42 38.2 16.6 13 500 5800 265 62 61.8 5.4 | 255 45 43.9 12.1 14 481 6096 265 64 63.8 5.6 | 255 47 45.9 12.3 15 300 9710 255 83 80.2 21.5 | 246 68 62.3 28.2 Wind Parameters Mean winds (0-6000m): 260.5 at 25.5 knts Storm direction: 290.5 at 19.1 knts Shear (0-3000m) pos: 3.7 neg: 0.8 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 25.1 deg Storm rel helicity (0-3000m) pos: 154.7 neg: -97.4 tot: 57.3 m^2/s^2 ave: 19.1 10^-3 m/s^2 rel: 0.14 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 1.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.27 Bulk Shear: 99.02 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 ------------------------------------------------------------------------------- 500 343 14 66 15| 0.0 6.7 6.7| 44.0 -91.3 -47.3 -94.5 -0.25| 31.8 -7.9 1000 349 10 79 16| 4.6 3.4 8.0| 82.2 -91.3 -9.1 -9.1 -0.01| 21.1 -0.2 1500 356 8 86 17| 3.7 2.2 6.0| 93.6 -91.3 2.4 1.6 0.03| 14.9 0.5 2000 9 7 89 19| 2.8 1.1 3.9| 94.6 -91.3 3.3 1.7 0.04| 11.8 0.4 2500 28 7 91 21| 2.7 0.9 3.6|107.2 -93.7 13.5 5.4 0.06| 10.2 0.7 3000 62 8 97 25| 3.7 0.8 4.5|154.7 -97.4 57.3 19.1 0.14| 10.1 1.4 4000 169 12 132 27| 5.4 0.6 6.0|475.1 -97.4 377.7 94.4 0.43| 11.8 5.1 5000 251 19 179 13| 5.9 0.5 6.4|1006.9 -97.4 909.5 181.9 0.63| 14.5 9.2 6000 261 25 214 13| 5.5 0.5 5.9|1133.3-105.81027.6 171.3 0.63| 13.4 8.5 Wrote GIF file: /home/apache/climate/data/raob//VI220/skewt/VI220.skewt.20251203.00.gif