UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112512.upa.cvt Date: 1200Z 25 NOV 25 Searching for VVNB... Searching the city database file for: VVNB ... Date:1200Z 25 NOV 25 Station: VVNB WMO ident: 48820 Latitude: 21.02 Longitude: 105.80 Elevation: 6.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1019 6 22.6 6.6 36 16.0 13.5 0 0 294.2 295.2 285.9 311.6 6.00 1 1000 168 21.6 5.6 35 16.0 12.7 30 5 294.8 295.8 285.8 311.4 5.70 2 925 837 15.8 3.8 45 12.0 9.3 10 5 295.5 296.4 285.8 311.4 5.43 3 850 1547 9.0 2.0 61 7.0 5.4 5 9 295.6 296.5 285.6 310.8 5.20 4 837 1674 8.4 1.4 61 7.0 4.9 13 9 296.2 297.2 285.7 311.2 5.06 5 828 1764 9.2 -4.8 37 14.0 2.9 18 8 298.0 298.6 284.5 307.8 3.23 6 817 1874 8.4 1.4 61 7.0 4.8 24 8 298.3 299.2 286.6 313.7 5.18 7 794 2111 9.0 -4.0 40 13.0 2.9 38 8 301.4 302.0 286.1 312.3 3.58 8 743 2656 4.6 -3.4 56 8.0 0.8 71 6 302.4 303.1 286.9 314.6 4.00 9 713 2992 6.0 -13.0 24 19.0 -1.4 91 5 307.5 307.9 286.7 313.8 1.97 10 700 3143 5.8 -13.2 24 19.0 -1.6 100 5 308.9 309.3 287.2 315.3 1.97 11 678 3404 4.8 -16.2 20 21.0 -2.9 84 6 310.6 310.9 287.3 315.8 1.59 12 668 3525 6.6 -34.4 3 41.0 -4.0 76 6 314.0 314.0 287.1 315.1 0.31 13 649 3762 5.8 -36.2 3 42.0 -4.7 62 7 315.7 315.7 287.6 316.6 0.27 14 639 3889 7.6 54 8 319.1 15 560 4965 2.4 -37.6 3 40.0 -7.4 347 12 325.3 325.3 290.6 326.3 0.27 16 500 5870 -3.9 -39.9 4 36.0 -11.6 290 15 328.3 328.3 291.5 329.2 0.24 17 476 6256 -6.1 -44.1 3 38.0 -13.3 287 20 330.2 330.2 291.9 330.8 0.16 18 466 6422 -5.5 -46.5 2 41.0 -13.1 285 22 333.0 333.0 292.6 333.5 0.13 19 427 7100 -10.7 -26.7 26 16.0 -15.2 279 30 334.8 335.0 293.9 338.5 1.01 20 426 7118 -10.7 -26.7 26 16.0 -15.2 279 30 335.0 335.2 294.0 338.7 1.01 21 400 7600 -12.9 -36.9 11 24.0 -18.0 275 36 338.2 338.3 294.3 339.8 0.40 22 381 7968 -14.5 -46.5 5 32.0 -19.7 272 36 340.9 340.9 294.7 341.5 0.15 23 300 9720 -29.7 -48.7 14 19.0 -31.7 260 38 343.5 343.6 295.3 344.1 0.15 24 250 11000 -40.5 -60.5 10 20.0 -41.5 260 35 345.9 345.9 295.7 346.0 0.04 25 236 11390 -43.9 -60.9 14 17.0 -44.6 260 36 346.5 346.5 295.9 346.7 0.04 26 210 12163 -49.9 -67.9 10 18.0 -50.3 260 37 348.8 348.9 296.4 348.9 0.02 27 200 12480 -52.5 -69.5 11 17.0 -52.8 260 38 349.6 349.6 296.5 349.7 0.02 28 198 12545 -53.1 -70.1 11 17.0 -53.4 259 38 349.7 349.7 296.5 349.7 0.02 29 192 12743 -54.5 -61.5 42 7.0 -54.7 256 39 350.5 350.5 296.8 350.7 0.05 30 163 13772 -62.5 -73.5 21 11.0 -62.6 239 44 353.9 353.9 297.5 353.9 0.01 31 150 14280 -66.7 -74.7 32 8.0 -66.8 230 46 355.2 355.2 297.7 355.2 0.01 32 144 14524 -68.7 -75.7 36 7.0 -68.8 229 48 355.9 355.9 297.9 355.9 0.01 33 122 15494 -76.5 -82.5 38 6.0 -76.5 226 57 358.9 358.9 298.5 358.9 0.00 34 115 15830 -79.0 -86.4 29 7.4 -79.0 225 60 360.4 360.4 298.8 360.4 0.00 35 112 15980 -80.1 -88.1 25 8.0 -80.1 231 55 361.1 361.1 298.9 361.1 0.00 36 107 16238 -78.1 -88.1 18 10.0 -78.1 240 46 369.6 369.6 300.5 369.6 0.00 37 100 16620 -81.5 -90.5 20 9.0 -81.5 255 33 370.3 370.3 300.6 370.3 0.00 TRP WND 115 15830 -79.0 -86.4 29 7.4 -79.0 225 60 360.4 360.4 298.8 360.4 0.00 Sounding variables and indices 1000-500 mb thick: 5702.00 m Freezing level: 537.14 mb = 5309.79 m = 17420.37 ft Wetbulb zero: 731.68 mb = 2781.15 m = 9124.41 ft Precipitable water: 0.66 inches Sfc-500 mean rel hum: 32.80 % Est. max temperature: 24.01 C = 75.21 F Sfc-Lift cond lev (LCL): 803.83 mb = 2008.86 m = 6590.68 ft T: 8.74 C 700-500 lapse rate: 3.56 C/km ThetaE index: 3.40 C Layer 828.0- 817.0 mb Conv cond level (CCL): 494.75 mb = 5952.84 m = 19530.08 ft Mean mixing ratio: 5.61 g/kg Conv temperature: 57.33 C = 135.19 F Cap Strength: 17.44 C Lifted Index: 17.53 C Risk: None Lifted Index @300 mb: 23.01 C Lifted Index @700 mb: 9.24 C Showalter Index: 17.88 C Risk: None Total Totals Index: 18.80 C Risk: None Vertical Totals Index: 12.90 C Cross Totals Index: 5.90 C K Index: -4.10 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 4.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.00 J/kg Max Up Vert Vel: 2.45 m/s Conv Inhibition (B-): 12669.23 J/kg Cap Strength: 17.51 C Lift Cond Lev (LCL): 782.47 mb = 2230.73 m = 7318.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 9 at 6 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 1019 6 0 0 -0.0 -0.0 | 189 6 0.9 6.1 1 1000 168 30 5 -2.5 -4.3 | 139 2 -1.6 1.8 2 925 837 10 5 -0.9 -4.9 | 184 1 0.1 1.2 3 850 1547 5 9 -0.8 -9.0 | 357 3 0.2 -2.9 4 700 3143 100 5 -4.9 0.9 | 150 8 -4.0 7.0 5 500 5870 290 15 14.1 -5.1 | 266 15 15.0 1.0 6 400 7600 275 36 35.9 -3.1 | 265 37 36.8 3.0 7 300 9720 260 38 37.4 6.6 | 252 40 38.4 12.7 8 250 11000 260 35 34.5 6.1 | 251 37 35.4 12.2 9 200 12480 260 38 37.4 6.6 | 252 40 38.4 12.7 10 150 14280 230 46 35.2 29.6 | 225 51 36.2 35.7 11 115 15830 225 60 42.4 42.4 | 222 65 43.4 48.5 12 100 16620 255 33 31.9 8.5 | 246 36 32.8 14.7 Wind Parameters Mean winds (0-6000m): 338.8 at 8.2 knts Storm direction: 8.8 at 6.2 knts Shear (0-3000m) pos: 1.3 neg: 0.7 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): -43.7 deg Storm rel helicity (0-3000m) pos: 11.8 neg: -2.1 tot: 9.7 m^2/s^2 ave: 3.2 10^-3 m/s^2 rel: 0.41 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.59 Bulk Shear: 5.11 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 26 4 159 3| 5.1 0.0 5.1| 0.2 -2.1 -1.9 -3.8 -0.38| 6.1 -2.3 1000 19 5 162 2| 2.6 0.7 3.3| 0.5 -2.1 -1.6 -1.6 -0.19| 4.0 -0.8 1500 13 6 154 1| 1.7 1.4 3.1| 0.5 -2.1 -1.6 -1.1 -0.06| 3.7 -0.2 2000 14 6 92 1| 1.5 1.1 2.5| 3.3 -2.1 1.2 0.6 0.22| 3.9 0.8 2500 20 6 90 1| 1.4 0.8 2.2| 6.9 -2.1 4.8 1.9 0.34| 3.9 1.3 3000 23 6 98 2| 1.3 0.7 2.0| 11.8 -2.1 9.7 3.2 0.41| 3.8 1.6 4000 33 6 106 3| 1.0 1.3 2.2| 12.9 -12.6 0.3 0.1 0.12| 3.8 0.5 5000 18 7 63 1| 0.8 1.9 2.7| 12.9 -25.3 -12.4 -2.5 -0.17| 4.2 -0.7 6000 339 8 292 4| 0.6 2.1 2.7| 13.9 -54.0 -40.1 -6.7 -0.30| 4.8 -1.4 Wrote GIF file: /home/apache/climate/data/raob//VVNB/skewt/VVNB.skewt.20251125.12.gif