UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102212.upa.cvt Date: 1200Z 22 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 22 OCT 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 1010 7 23.8 21.6 88 2.2 22.2 330 5 296.1 299.0 295.0 343.0 16.29 1 1000 93 23.6 21.4 87 2.2 22.1 320 11 296.8 299.7 295.2 343.7 16.25 2 925 771 19.2 18.4 95 0.8 18.7 325 29 298.9 301.6 294.6 341.3 14.55 3 862 1377 16.2 16.1 99 0.1 16.1 329 26 301.9 304.4 294.7 341.7 13.47 4 852 1477 16.8 15.2 90 1.6 15.7 330 25 303.5 305.9 294.7 341.7 12.86 5 850 1497 16.6 15.1 91 1.5 15.6 330 25 303.5 305.9 294.7 341.6 12.80 6 700 3137 10.0 9.3 95 0.7 9.6 350 21 313.6 315.6 295.8 346.3 10.57 7 653 3715 8.4 5.2 80 3.2 6.5 345 20 318.0 319.7 295.5 345.0 8.53 8 648 3779 8.4 4.5 76 3.9 6.1 344 20 318.7 320.3 295.4 344.7 8.18 9 543 5216 -2.3 -2.6 98 0.3 -2.4 331 16 322.5 323.7 294.7 341.5 5.83 10 536 5320 1.0 -28.0 9 29.0 -7.7 330 16 327.7 327.8 291.8 330.3 0.71 11 513 5673 1.0 -32.0 6 33.0 -8.2 327 15 331.8 331.9 292.7 333.7 0.51 12 500 5880 0.0 -28.0 10 28.0 -8.5 325 15 333.0 333.2 293.3 335.9 0.76 13 418 7275 -11.7 -29.7 21 18.0 -16.3 9 13 335.5 335.7 293.9 338.4 0.78 14 410 7422 -12.3 -28.3 25 16.0 -16.6 14 13 336.6 336.8 294.3 340.0 0.91 15 406 7497 -12.7 -18.7 61 6.0 -14.8 16 13 337.0 337.5 295.4 344.7 2.15 16 400 7610 -12.3 -20.3 51 8.0 -15.0 20 13 339.0 339.4 295.7 345.9 1.90 17 395 7706 -13.1 -22.1 47 9.0 -16.0 12 13 339.2 339.5 295.6 345.2 1.65 18 392 7764 -13.3 -27.3 30 14.0 -17.1 8 13 339.7 339.9 295.1 343.5 1.04 19 391 7784 -13.1 -33.1 17 20.0 -17.8 6 13 340.2 340.3 294.9 342.5 0.60 20 383 7941 -14.1 -26.1 35 12.0 -17.5 354 12 340.9 341.1 295.6 345.3 1.19 21 368 8243 -15.9 -42.9 8 27.0 -20.6 329 11 342.4 342.4 295.1 343.3 0.24 22 360 8409 -16.7 -38.7 13 22.0 -21.0 316 11 343.5 343.6 295.5 345.0 0.37 23 300 9750 -27.7 -36.7 42 9.0 -29.2 205 7 346.3 346.5 296.3 348.5 0.55 24 250 11040 -38.3 -44.3 53 6.0 -38.9 205 17 349.1 349.2 296.7 350.3 0.30 25 247 11123 -39.1 -43.8 61 4.7 -39.6 207 16 349.1 349.2 296.7 350.4 0.32 26 236 11432 -41.5 -44.3 74 2.8 -41.8 215 13 350.1 350.2 296.9 351.4 0.32 27 221 11873 -44.5 -50.5 51 6.0 -44.9 227 8 352.1 352.1 297.3 352.8 0.17 28 200 12530 -50.3 -54.7 60 4.4 -50.5 245 1 353.1 353.1 297.4 353.6 0.11 29 195 12695 -51.9 -55.6 64 3.7 -52.0 238 3 353.1 353.2 297.4 353.6 0.10 30 191 12828 -52.9 -58.9 48 6.0 -53.1 231 5 353.6 353.6 297.5 353.9 0.07 31 177 13314 -57.3 -61.9 56 4.6 -57.4 209 10 354.2 354.2 297.5 354.4 0.05 32 150 14340 -65.5 -71.5 43 6.0 -65.5 160 23 357.2 357.3 298.2 357.3 0.02 33 141 14713 -69.1 -76.1 36 7.0 -69.1 146 22 357.3 357.3 298.2 357.4 0.01 34 117 15805 -76.9 -86.9 19 10.0 -76.9 105 21 362.5 362.5 299.2 362.5 0.00 35 100 16690 -84.1 -89.0 42 4.9 -84.1 70 19 365.2 365.2 299.7 365.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5787.00 m Freezing level: 565.57 mb = 4906.79 m = 16098.18 ft Freezing level: 538.12 mb = 5288.19 m = 17349.50 ft Freezing level: 500.00 mb = 5880.00 m = 19291.10 ft Wetbulb zero: 573.17 mb = 4776.13 m = 15669.52 ft Precipitable water: 2.19 inches Sfc-500 mean rel hum: 81.93 % Est. max temperature: 29.94 C = 85.89 F Sfc-Lift cond lev (LCL): 978.42 mb = 282.69 m = 927.44 ft T: 22.37 C 700-500 lapse rate: 3.65 C/km ThetaE index: 2.36 C Layer 925.0- 862.0 mb Conv cond level (CCL): 925.88 mb = 762.74 m = 2502.41 ft Mean mixing ratio: 15.33 g/kg Conv temperature: 26.62 C = 79.91 F Cap Strength: 5.61 C Lifted Index: 5.78 C Risk: None Lifted Index @300 mb: 4.92 C Lifted Index @700 mb: 1.57 C Showalter Index: 6.13 C Risk: None Total Totals Index: 31.70 C Risk: None Vertical Totals Index: 16.60 C Cross Totals Index: 15.10 C K Index: 31.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 246.20 Risk: None Energy Index: -0.98 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.32 J/kg Max Up Vert Vel: 4.54 m/s Conv Inhibition (B-): 3.28 J/kg Cap Strength: 5.66 C Lift Cond Lev (LCL): 939.49 mb = 635.86 m = 2086.14 ft Lev Free Conv (LFC): 884.49 mb = 1155.81 m = 3791.99 ft Equ Level (EL): 864.49 mb = 1352.33 m = 4436.72 ft B at Equ Level: 10.31 J/kg Max Parcel Lev (MPL): 814.49 mb = 1857.50 m = 6094.09 ft Wind level data Storm motion: 6 at 15 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 1010 7 330 5 2.5 -4.3 | 200 12 4.0 10.9 1 1000 93 320 11 7.1 -8.4 | 231 11 8.5 6.8 2 925 771 325 29 16.6 -23.8 | 295 20 18.1 -8.5 3 850 1497 330 25 12.5 -21.7 | 295 15 14.0 -6.4 4 700 3137 350 21 3.6 -20.7 | 317 7 5.1 -5.4 5 500 5880 325 15 8.6 -12.3 | 254 11 10.1 3.0 6 400 7610 20 13 -4.4 -12.2 | 136 4 -3.0 3.0 7 300 9750 205 7 3.0 6.3 | 192 22 4.4 21.6 8 250 11040 205 17 7.2 15.4 | 196 32 8.7 30.7 9 200 12530 245 1 0.9 0.4 | 189 16 2.4 15.7 10 150 14340 160 23 -7.9 21.6 | 170 37 -6.4 36.9 11 100 16690 70 19 -17.9 -6.5 | 118 19 -16.4 8.8 Wind Parameters Mean winds (0-6000m): 335.5 at 20.4 knts Storm direction: 5.5 at 15.3 knts Shear (0-3000m) pos: 1.6 neg: 2.9 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 114.4 deg Storm rel helicity (0-3000m) pos: 84.0 neg: -0.7 tot: 83.3 m^2/s^2 ave: 27.8 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.69 Bulk Shear: 6.09 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 ------------------------------------------------------------------------------- 500 322 15 252 11| 0.0 17.5 17.5| 49.7 0.0 49.7 99.5 0.94| 17.8 16.7 1000 324 21 277 14| 3.0 8.8 11.8| 71.9 0.0 71.9 71.9 0.83| 13.1 10.9 1500 326 23 284 15| 1.4 5.8 7.3| 71.9 -0.7 71.2 47.5 0.73| 9.8 7.2 2000 328 23 287 15| 1.4 4.4 5.8| 77.1 -0.7 76.4 38.2 0.71| 8.1 5.8 2500 330 23 290 14| 1.5 3.5 5.0| 81.0 -0.7 80.4 32.1 0.69| 7.0 4.9 3000 332 23 293 13| 1.6 2.9 4.6| 84.0 -0.7 83.3 27.8 0.67| 6.3 4.3 4000 335 22 295 12| 1.2 2.1 3.3| 84.5 -7.2 77.2 19.3 0.54| 5.2 2.8 5000 336 21 293 11| 1.0 1.6 2.6| 84.5 -14.8 69.7 13.9 0.42| 4.6 1.9 6000 336 20 289 10| 0.9 1.4 2.2| 84.8 -21.4 63.4 10.6 0.33| 4.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251022.12.gif