UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110400.upa.cvt Date: 0000Z 4 NOV 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 4 NOV 25 Station: VVDN WMO ident: 48855 Latitude: 16.03 Longitude: 108.18 Elevation: 7.00 ------------------------------------------------------------------------------- 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 1011 7 23.8 22.2 91 1.6 22.7 275 3 296.0 299.1 295.4 344.7 16.90 1 1000 104 23.8 20.1 80 3.7 21.2 285 9 297.0 299.7 294.4 340.2 14.97 2 956 498 22.8 19.3 81 3.5 20.4 276 4 299.8 302.5 295.1 343.3 14.90 3 925 785 20.8 20.0 95 0.8 20.2 270 1 300.6 303.5 296.1 347.9 16.11 4 909 936 19.8 19.8 100 0.0 19.8 250 3 301.1 304.0 296.3 348.7 16.20 5 850 1514 16.8 16.7 99 0.1 16.7 175 11 303.7 306.4 295.7 346.0 14.21 6 832 1697 15.6 12.8 83 2.8 13.8 171 11 304.3 306.4 293.8 337.9 11.24 7 781 2235 14.8 12.4 86 2.4 13.2 160 13 309.0 311.2 295.4 344.5 11.67 8 765 2410 14.6 8.6 67 6.0 10.9 156 13 310.7 312.4 294.0 338.9 9.21 9 700 3158 10.6 6.4 75 4.2 8.0 140 15 314.2 315.9 294.6 341.2 8.65 10 651 3760 8.2 3.2 71 5.0 5.3 141 14 318.1 319.5 294.7 341.7 7.42 11 543 5234 -0.9 -6.9 64 6.0 -3.8 144 10 324.2 325.0 293.9 338.1 4.20 12 534 5367 -1.7 -4.7 80 3.0 -3.2 144 10 324.8 325.8 294.7 341.5 5.06 13 508 5764 -2.7 -13.7 42 11.0 -7.2 145 9 328.3 328.8 293.6 337.2 2.61 14 505 5811 -3.1 -9.1 63 6.0 -5.8 145 9 328.3 329.1 294.6 341.2 3.80 15 500 5890 -3.7 -13.7 46 10.0 -7.8 145 9 328.5 329.1 293.7 337.6 2.65 16 481 6195 -5.1 -18.1 35 13.0 -9.8 143 10 330.5 330.8 293.6 337.2 1.91 17 437 6942 -10.1 -14.9 68 4.8 -12.0 139 13 333.3 333.9 295.0 342.9 2.75 18 416 7320 -12.1 -19.1 56 7.0 -14.5 137 14 335.5 335.9 295.0 342.7 2.03 19 410 7431 -11.7 -21.7 43 10.0 -15.0 136 14 337.4 337.7 295.1 343.3 1.64 20 400 7620 -13.3 -25.3 36 12.0 -16.8 135 15 337.7 338.0 294.8 342.2 1.22 21 376 8090 -15.9 -34.9 18 19.0 -20.0 131 16 340.3 340.4 294.8 342.3 0.52 22 359 8437 -18.9 -26.9 49 8.0 -21.0 127 17 340.8 341.0 295.6 345.2 1.18 23 326 9149 -24.3 -29.3 63 5.0 -25.4 121 19 342.9 343.1 295.9 346.8 1.04 24 316 9376 -26.3 -35.3 42 9.0 -27.9 119 20 343.2 343.3 295.6 345.5 0.60 25 300 9750 -29.1 -32.6 72 3.5 -29.7 115 21 344.4 344.5 296.1 347.5 0.82 26 288 10039 -31.1 -34.1 75 3.0 -31.6 107 20 345.6 345.7 296.3 348.4 0.74 27 261 10725 -36.9 -39.0 81 2.1 -37.2 88 16 346.9 347.0 296.4 348.9 0.50 28 255 10885 -38.3 -40.5 80 2.2 -38.5 84 16 347.2 347.2 296.4 348.9 0.44 29 250 11020 -39.1 -47.1 42 8.0 -39.8 80 15 347.9 348.0 296.4 348.8 0.22 30 224 11764 -45.9 -49.9 64 4.0 -46.2 60 15 348.6 348.6 296.5 349.3 0.18 31 200 12510 -52.5 -57.5 55 5.0 -52.7 40 15 349.6 349.6 296.6 350.0 0.08 32 186 12974 -56.3 -63.3 41 7.0 -56.5 56 18 350.8 350.8 296.8 351.0 0.04 33 179 13217 -57.1 -69.1 20 12.0 -57.3 65 20 353.4 353.4 297.4 353.5 0.02 34 150 14310 -66.7 -71.7 49 5.0 -66.7 105 27 355.2 355.2 297.7 355.3 0.02 35 139 14766 -70.7 -75.0 53 4.3 -70.7 98 25 356.0 356.0 297.9 356.0 0.01 36 116 15816 -79.5 -85.5 36 6.0 -79.5 83 22 358.6 358.6 298.4 358.6 0.00 37 100 16650 -83.5 -88.2 44 4.7 -83.5 70 19 366.4 366.4 299.9 366.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 553.68 mb = 5088.22 m = 16693.44 ft Wetbulb zero: 588.06 mb = 4586.31 m = 15046.77 ft Precipitable water: 2.20 inches Sfc-500 mean rel hum: 76.18 % Est. max temperature: 31.03 C = 87.85 F Sfc-Lift cond lev (LCL): 988.05 mb = 209.29 m = 686.64 ft T: 23.53 C 700-500 lapse rate: 5.23 C/km ThetaE index: 10.79 C Layer 850.0- 781.0 mb Conv cond level (CCL): 884.80 mb = 1168.57 m = 3833.83 ft Mean mixing ratio: 15.40 g/kg Conv temperature: 29.94 C = 85.89 F Cap Strength: 2.28 C Lifted Index: 1.44 C Risk: Showers probable Lifted Index @300 mb: 2.61 C Lifted Index @700 mb: 1.67 C Showalter Index: 0.73 C Risk: Thunderstorms probable Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 20.40 C K Index: 33.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 231.40 Risk: None Energy Index: -1.64 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.96 J/kg Max Up Vert Vel: 5.99 m/s Conv Inhibition (B-): 2221.33 J/kg Cap Strength: 2.26 C Lift Cond Lev (LCL): 924.76 mb = 787.24 m = 2582.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 182 at 8 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 1011 7 275 3 3.0 -0.3 | 341 9 2.8 -8.3 1 1000 104 285 9 8.7 -2.3 | 321 13 8.5 -10.3 2 925 785 270 1 1.0 -0.0 | 354 8 0.8 -8.0 3 850 1514 175 11 -1.0 11.0 | 158 3 -1.2 3.0 4 700 3158 140 15 -9.6 11.5 | 110 10 -9.9 3.5 5 500 5890 145 9 -5.2 7.4 | 83 5 -5.4 -0.6 6 400 7620 135 15 -10.6 10.6 | 104 11 -10.8 2.6 7 300 9750 115 21 -19.0 8.9 | 93 19 -19.2 0.9 8 250 11020 80 15 -14.8 -2.6 | 55 18 -15.0 -10.6 9 200 12510 40 15 -9.6 -11.5 | 27 22 -9.9 -19.5 10 150 14310 105 27 -26.1 7.0 | 88 26 -26.3 -1.0 11 100 16650 70 19 -17.9 -6.5 | 51 23 -18.1 -14.5 Wind Parameters Mean winds (0-6000m): 151.6 at 10.7 knts Storm direction: 181.6 at 8.0 knts Shear (0-3000m) pos: 0.2 neg: 3.1 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 131.1 deg Storm rel helicity (0-3000m) pos: 13.6 neg: -32.2 tot: -18.6 m^2/s^2 ave: -6.2 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 6.2 stream: -2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.55 Bulk Shear: 32.60 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 ------------------------------------------------------------------------------- 500 282 7 327 11| 1.3 0.0 1.3| 7.6 -10.9 -3.3 -6.5 -0.12| 11.2 -1.4 1000 279 5 334 10| 0.7 1.3 1.9| 13.6 -16.4 -2.7 -2.7 -0.09| 8.7 -0.8 1500 232 6 318 6| 0.4 4.2 4.7| 13.6 -24.4 -10.8 -7.2 -0.38| 9.7 -3.7 2000 199 7 304 2| 0.3 3.7 4.0| 13.6 -26.1 -12.5 -6.2 -0.40| 7.9 -3.2 2500 182 8 199 0| 0.3 3.3 3.6| 13.6 -28.6 -14.9 -6.0 -0.41| 6.9 -2.9 3000 170 9 121 2| 0.2 3.1 3.3| 13.6 -32.2 -18.6 -6.2 -0.43| 6.2 -2.7 4000 158 10 112 4| 0.3 2.3 2.6| 13.6 -35.4 -21.8 -5.4 -0.43| 5.0 -2.2 5000 154 11 109 5| 0.5 1.8 2.3| 13.6 -37.7 -24.1 -4.8 -0.43| 4.2 -1.8 6000 152 11 105 5| 0.5 1.5 2.0| 14.0 -39.9 -25.9 -4.3 -0.44| 3.7 -1.6 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251104.00.gif