UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121800.upa.cvt Date: 0000Z 18 DEC 25 Searching for VO285... Searching the city database file for: VO285 ... Date:0000Z 18 DEC 25 Station: VO285 WMO ident: 43285 Latitude: 12.95 Longitude: 74.83 ------------------------------------------------------------------------------- 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 1003 76 23.6 18.9 75 4.7 20.4 90 2 296.5 299.0 293.4 336.4 13.83 1 1002 85 24.2 14.2 54 10.0 17.7 97 8 297.2 299.0 290.8 326.8 10.21 2 1000 102 24.6 13.6 50 11.0 17.5 110 19 297.8 299.5 290.7 326.4 9.83 3 997 128 25.0 14.0 50 11.0 17.8 110 20 298.4 300.2 291.1 327.9 10.12 4 988 208 25.6 14.6 51 11.0 18.4 110 21 299.8 301.7 292.0 330.9 10.63 5 925 785 22.2 11.2 50 11.0 15.3 100 15 302.0 303.7 291.4 328.9 9.06 6 905 974 22.2 6.2 35 16.0 12.8 94 18 303.9 305.1 289.9 323.7 6.58 7 886 1158 22.0 -1.0 21 23.0 9.9 91 22 305.5 306.3 288.1 317.9 4.01 8 850 1516 20.4 -5.6 17 26.0 7.8 90 27 307.5 308.1 287.7 316.8 2.96 9 700 3160 10.4 -13.6 17 24.0 0.5 75 16 314.0 314.4 288.8 320.3 1.91 10 638 3924 7.0 -17.0 16 24.0 -2.2 78 18 318.6 318.9 289.9 323.9 1.58 11 624 4106 6.6 -18.4 15 25.0 -2.7 84 20 320.1 320.4 290.3 325.1 1.44 12 500 5880 -5.1 -25.1 19 20.0 -11.1 85 34 326.8 327.0 291.8 330.4 1.00 13 470 6363 -7.1 -28.1 17 21.0 -12.9 80 28 330.2 330.3 292.6 333.1 0.80 14 426 7122 -11.9 -31.9 17 20.0 -16.6 65 18 333.5 333.6 293.3 335.8 0.62 15 400 7600 -15.3 -35.3 16 20.0 -19.4 55 11 335.1 335.2 293.6 336.9 0.47 16 326 9107 -26.9 -44.9 17 18.0 -29.1 17 11 339.3 339.4 294.4 340.2 0.21 17 300 9700 -31.5 -45.5 24 14.0 -33.0 340 1 341.0 341.0 294.8 341.9 0.22 18 266 10538 -39.1 -52.1 24 13.0 -39.9 246 5 341.8 341.8 294.8 342.3 0.12 19 254 10852 -41.5 -49.5 42 8.0 -42.1 211 13 342.8 342.8 295.1 343.5 0.16 20 250 10960 -42.1 -50.1 41 8.0 -42.6 200 17 343.5 343.5 295.3 344.1 0.16 21 230 11518 -46.9 -56.9 31 10.0 -47.3 344.5 344.5 295.4 344.8 0.08 TRP WND Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 554.05 mb = 5106.59 m = 16753.69 ft Wetbulb zero: 687.68 mb = 3306.27 m = 10847.21 ft Precipitable water: 0.76 inches Sfc-500 mean rel hum: 22.02 % Est. max temperature: 34.46 C = 94.03 F Sfc-Lift cond lev (LCL): 936.38 mb = 677.93 m = 2224.14 ft T: 22.83 C 700-500 lapse rate: 5.70 C/km ThetaE index: 14.10 C Layer 925.0- 700.0 mb Conv cond level (CCL): 613.59 mb = 4240.49 m = 13912.20 ft Mean mixing ratio: 9.43 g/kg Conv temperature: 47.79 C = 118.03 F Cap Strength: 7.84 C Lifted Index: 6.66 C Risk: None Lifted Index @300 mb: 9.50 C Lifted Index @700 mb: 6.51 C Showalter Index: 13.10 C Risk: None Total Totals Index: 25.00 C Risk: None Vertical Totals Index: 25.50 C Cross Totals Index: -0.50 C K Index: -4.10 Risk: None Sweat Index: 88.00 Risk: None Energy Index: 2.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.04 J/kg Max Up Vert Vel: 5.30 m/s Conv Inhibition (B-): 3100.95 J/kg Cap Strength: 7.84 C Lift Cond Lev (LCL): 804.01 mb = 1986.98 m = 6518.87 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 118 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 1003 76 90 2 -2.0 0.0 | 302 15 12.9 -8.0 1 1000 102 110 19 -17.9 6.5 | 64 3 -3.0 -1.5 2 977 305 110 23 -21.6 7.9 | 89 7 -6.8 -0.1 3 944 610 110 17 -16.0 5.8 | 27 2 -1.1 -2.2 4 925 785 100 15 -14.8 2.6 | 359 5 0.1 -5.4 5 911 914 95 16 -15.9 1.4 | 9 7 -1.1 -6.6 6 880 1219 90 24 -24.0 0.0 | 49 12 -9.1 -8.0 7 850 1516 90 27 -27.0 0.0 | 57 15 -12.1 -8.0 8 819 1829 90 25 -25.0 0.0 | 52 13 -10.1 -8.0 9 790 2134 90 23 -23.0 0.0 | 46 11 -8.1 -8.0 10 762 2438 85 22 -21.9 -1.9 | 35 12 -7.1 -9.9 11 735 2743 80 20 -19.7 -3.5 | 23 12 -4.8 -11.5 12 709 3048 75 18 -17.4 -4.7 | 11 13 -2.5 -12.6 13 700 3160 75 16 -15.5 -4.1 | 3 12 -0.6 -12.1 14 658 3658 70 15 -14.1 -5.1 | 357 13 0.8 -13.1 15 634 3962 80 19 -18.7 -3.3 | 19 12 -3.8 -11.3 16 610 4267 90 21 -21.0 0.0 | 38 10 -6.1 -8.0 17 588 4572 90 22 -22.0 0.0 | 42 11 -7.1 -8.0 18 566 4877 95 24 -23.9 2.1 | 57 11 -9.0 -5.9 19 525 5486 85 32 -31.9 -2.8 | 58 20 -17.0 -10.8 20 500 5880 85 34 -33.9 -3.0 | 60 22 -19.0 -10.9 21 486 6096 85 32 -31.9 -2.8 | 58 20 -17.0 -10.8 22 400 7600 55 11 -9.0 -6.3 | 338 15 5.9 -14.3 23 399 7620 65 13 -11.8 -5.5 | 347 14 3.1 -13.5 24 324 9144 15 11 -2.8 -10.6 | 327 22 12.0 -18.6 25 300 9700 340 1 0.3 -0.9 | 300 18 15.2 -8.9 26 261 10668 230 6 4.6 3.9 | 282 20 19.5 -4.1 27 250 10960 200 17 5.8 16.0 | 249 22 20.7 8.0 Wind Parameters Mean winds (0-6000m): 88.2 at 22.5 knts Storm direction: 118.2 at 16.9 knts Shear (0-3000m) pos: 2.7 neg: 1.8 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 67.4 deg Storm rel helicity (0-3000m) pos: 33.9 neg: -38.2 tot: -4.3 m^2/s^2 ave: -1.4 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.52 Bulk Shear: 9.24 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 ------------------------------------------------------------------------------- 500 110 20 74 4| 16.3 0.0 16.3| 13.8 -3.1 10.8 21.6 0.65| 33.2 21.7 1000 105 18 42 4| 8.1 3.3 11.4| 22.5 -5.3 17.2 17.2 0.55| 21.6 11.9 1500 99 20 49 7| 5.4 4.0 9.4| 33.9 -5.3 28.6 19.1 0.55| 16.6 9.2 2000 96 22 50 9| 4.1 2.3 6.4| 33.9 -12.1 21.8 10.9 0.48| 13.3 6.4 2500 94 22 47 9| 3.3 2.0 5.3| 33.9 -23.4 10.5 4.2 0.38| 11.4 4.4 3000 92 21 42 10| 2.7 1.8 4.5| 33.9 -38.2 -4.3 -1.4 0.28| 10.3 2.9 4000 88 20 31 10| 2.8 1.4 4.2| 52.9 -46.6 6.4 1.6 0.29| 8.9 2.6 5000 89 21 34 10| 3.0 1.2 4.2| 70.6 -46.6 24.1 4.8 0.34| 8.1 2.7 6000 88 22 41 12| 2.5 1.3 3.8| 75.5 -52.5 23.0 3.8 0.30| 7.6 2.2 Wrote GIF file: /home/apache/climate/data/raob//VO285/skewt/VO285.skewt.20251218.00.gif