UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 7 DEC 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 1017 7 23.6 19.6 78 4.0 20.8 10 1 295.3 297.9 293.4 336.2 14.25 1 1000 151 22.8 18.6 77 4.2 19.9 30 7 296.0 298.4 293.1 335.1 13.61 2 925 826 17.4 13.7 79 3.7 15.0 35 9 297.1 299.0 291.2 328.1 10.71 3 850 1542 12.0 9.0 82 3.0 10.2 40 17 298.7 300.3 289.9 323.6 8.50 4 827 1771 10.8 6.0 72 4.8 8.0 40 16 299.8 301.1 289.0 320.8 7.10 5 764 2425 5.4 5.4 100 0.0 5.4 40 15 300.8 302.2 289.6 322.7 7.38 6 760 2468 6.2 3.8 85 2.4 4.9 40 15 302.2 303.4 289.3 322.0 6.63 7 759 2479 6.8 -0.2 61 7.0 3.2 40 15 302.9 303.8 288.1 318.0 4.97 8 757 2501 9.0 -10.0 25 19.0 1.0 40 15 305.5 306.0 286.4 313.0 2.36 9 756 2512 10.6 -13.4 17 24.0 1.1 40 15 307.4 307.7 286.5 313.2 1.80 10 746 2623 13.2 -27.8 4 41.0 0.4 40 14 311.4 311.5 286.5 313.2 0.52 11 727 2841 14.6 40 14 315.2 12 713 3004 13.6 -34.4 2 48.0 -0.0 40 13 315.9 315.9 287.8 316.9 0.29 13 700 3159 12.6 -33.4 3 46.0 -0.6 40 13 316.4 316.5 287.9 317.6 0.33 14 619 4179 7.6 -22.4 10 30.0 -2.9 49 13 322.0 322.2 290.5 325.6 1.02 15 566 4907 1.4 -23.6 14 25.0 -6.7 56 13 323.1 323.3 290.7 326.6 1.01 16 547 5181 0.8 -32.2 6 33.0 -8.1 58 13 325.5 325.6 290.9 327.3 0.47 17 535 5360 1.4 -34.6 5 36.0 -8.0 60 13 328.3 328.4 291.6 329.8 0.38 18 500 5900 -2.3 -32.3 8 30.0 -10.2 65 13 330.2 330.3 292.3 332.1 0.51 19 449 6749 -6.5 -45.5 3 39.0 -13.9 43 12 335.3 335.3 293.3 335.9 0.15 20 400 7640 -14.7 -44.7 6 30.0 -19.6 20 11 335.9 335.9 293.4 336.6 0.18 21 399 7659 -14.7 -44.7 6 30.0 -19.6 20 11 336.1 336.2 293.5 336.8 0.18 22 327 9132 -24.5 -54.5 4 30.0 -27.5 27 10 342.3 342.3 295.0 342.6 0.07 23 300 9750 -30.3 -53.3 9 23.0 -32.3 30 9 342.7 342.7 295.0 343.0 0.09 24 250 11020 -40.5 -60.5 10 20.0 -41.5 5 7 345.9 345.9 295.7 346.0 0.04 25 233 11496 -44.5 -58.5 20 14.0 -45.1 62 8 346.8 346.8 296.0 347.1 0.06 26 211 12152 -49.9 -63.9 18 14.0 -50.3 142 9 348.4 348.4 296.3 348.5 0.03 27 200 12500 -52.5 -67.5 15 15.0 -52.8 185 9 349.6 349.6 296.5 349.7 0.02 28 195 12663 -53.9 -69.9 12 16.0 -54.2 184 11 349.9 349.9 296.6 350.0 0.02 29 178 13243 -58.7 -65.7 40 7.0 -58.8 179 20 351.3 351.3 297.0 351.5 0.03 30 153 14180 -65.5 -75.5 24 10.0 -65.6 171 34 355.2 355.2 297.7 355.3 0.01 31 150 14300 -66.3 -76.3 23 10.0 -66.4 170 36 355.9 355.9 297.9 355.9 0.01 32 127 15286 -75.1 -81.1 39 6.0 -75.1 158 22 357.3 357.3 298.2 357.4 0.00 33 100 16640 -83.9 -90.9 28 7.0 -83.9 140 3 365.6 365.6 299.8 365.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5749.00 m Freezing level: 521.76 mb = 5564.07 m = 18254.61 ft Wetbulb zero: 715.73 mb = 2972.18 m = 9751.13 ft Precipitable water: 1.09 inches Sfc-500 mean rel hum: 40.20 % Est. max temperature: 26.64 C = 79.95 F Sfc-Lift cond lev (LCL): 959.31 mb = 510.68 m = 1675.43 ft T: 19.92 C 700-500 lapse rate: 5.44 C/km ThetaE index: 15.41 C Layer 1000.0- 764.0 mb Conv cond level (CCL): 895.56 mb = 1099.92 m = 3608.60 ft Mean mixing ratio: 12.32 g/kg Conv temperature: 26.02 C = 78.83 F Cap Strength: 8.41 C Lifted Index: 7.99 C Risk: None Lifted Index @300 mb: 8.70 C Lifted Index @700 mb: 7.57 C Showalter Index: 12.15 C Risk: None Total Totals Index: 25.60 C Risk: None Vertical Totals Index: 14.30 C Cross Totals Index: 11.30 C K Index: -22.70 Risk: None Sweat Index: 155.00 Risk: None Energy Index: 1.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 65.81 J/kg Max Up Vert Vel: 11.47 m/s Conv Inhibition (B-): 9.32 J/kg Cap Strength: 8.36 C Lift Cond Lev (LCL): 912.79 mb = 938.50 m = 3079.04 ft Lev Free Conv (LFC): 877.79 mb = 1269.57 m = 4165.21 ft Equ Level (EL): 757.79 mb = 2492.19 m = 8176.38 ft B at Equ Level: 64.96 J/kg Max Parcel Lev (MPL): 727.79 mb = 2831.35 m = 9289.10 ft Wind level data Storm motion: 75 at 10 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 1017 7 10 1 -0.2 -1.0 | 261 9 9.1 1.4 1 1000 151 30 7 -3.5 -6.1 | 302 7 5.8 -3.7 2 925 826 35 9 -5.2 -7.4 | 320 6 4.1 -5.0 3 850 1542 40 17 -10.9 -13.0 | 9 11 -1.6 -10.6 4 700 3159 40 13 -8.4 -10.0 | 353 8 0.9 -7.6 5 500 5900 65 13 -11.8 -5.5 | 39 4 -2.5 -3.1 6 400 7640 20 11 -3.8 -10.3 | 325 10 5.5 -7.9 7 300 9750 30 9 -4.5 -7.8 | 318 7 4.8 -5.4 8 250 11020 5 7 -0.6 -7.0 | 298 10 8.7 -4.6 9 200 12500 185 9 0.8 9.0 | 222 15 10.1 11.4 10 150 14300 170 36 -6.3 35.5 | 185 38 3.0 37.9 11 100 16640 140 3 -1.9 2.3 | 237 9 7.4 4.7 Wind Parameters Mean winds (0-6000m): 45.5 at 12.8 knts Storm direction: 75.5 at 9.6 knts Shear (0-3000m) pos: 2.6 neg: 0.4 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 93.9 deg Storm rel helicity (0-3000m) pos: 29.3 neg: -5.1 tot: 24.2 m^2/s^2 ave: 8.1 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 11.02 Bulk Shear: 5.97 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 31 6 298 7| 7.3 0.0 7.3| 13.6 0.0 13.6 27.2 0.93| 7.5 7.0 1000 33 8 309 7| 5.2 0.0 5.2| 18.8 0.0 18.8 18.8 0.94| 5.3 5.0 1500 36 10 327 7| 5.4 0.0 5.4| 28.8 0.0 28.8 19.2 0.89| 5.5 4.9 2000 37 11 341 7| 3.9 0.0 3.9| 29.3 -1.5 27.9 13.9 0.80| 4.4 3.6 2500 38 12 346 7| 3.1 0.3 3.3| 29.3 -3.3 26.1 10.4 0.71| 3.8 2.7 3000 38 13 349 8| 2.6 0.4 3.0| 29.3 -5.1 24.2 8.1 0.62| 3.4 2.1 4000 40 13 351 7| 1.9 0.3 2.2| 31.4 -5.5 25.9 6.5 0.61| 2.8 1.7 5000 42 13 354 7| 1.5 0.3 1.8| 33.7 -5.5 28.2 5.6 0.62| 2.5 1.5 6000 45 13 359 7| 1.2 0.2 1.5| 35.5 -6.1 29.4 4.9 0.60| 2.3 1.3 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251207.12.gif