UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112812.upa.cvt Date: 1200Z 28 NOV 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 28 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 1015 7 22.4 13.4 57 9.0 16.7 320 3 294.3 296.0 289.3 321.7 9.55 1 1000 133 21.4 13.4 60 8.0 16.3 310 7 294.5 296.3 289.5 322.4 9.70 2 925 802 15.4 11.5 78 3.9 13.0 320 7 295.1 296.7 289.3 321.7 9.25 3 911 932 14.0 11.1 83 2.9 12.2 334 8 294.9 296.6 289.1 321.2 9.14 4 892 1110 13.6 8.6 72 5.0 10.7 354 10 296.3 297.7 288.5 319.2 7.88 5 850 1517 12.4 11.9 97 0.5 12.1 40 15 299.1 301.0 291.6 329.4 10.35 6 801 2016 10.8 10.8 100 0.0 10.8 55 15 302.6 304.4 292.5 332.8 10.21 7 747 2601 12.2 11.4 95 0.8 11.7 73 15 310.2 312.3 295.5 345.0 11.42 8 714 2980 10.2 10.2 100 0.0 10.2 85 15 312.0 314.1 295.7 345.9 11.02 9 700 3145 9.6 9.5 99 0.1 9.5 90 15 313.1 315.2 295.8 346.3 10.72 10 669 3522 8.8 7.7 93 1.1 8.1 86 16 316.3 318.2 296.1 347.4 9.92 11 555 5047 -0.5 -0.7 99 0.2 -0.6 69 19 322.7 323.9 295.3 343.9 6.57 12 512 5691 -2.5 -18.5 28 16.0 -8.3 62 21 327.8 328.1 292.7 333.8 1.74 13 510 5722 -2.5 -38.5 4 36.0 -10.6 62 21 328.1 328.2 291.5 329.2 0.27 14 501 5864 -2.7 -40.7 4 38.0 -10.9 60 21 329.6 329.6 291.8 330.4 0.22 15 500 5880 -2.7 -39.7 4 37.0 -10.9 60 21 329.7 329.8 291.9 330.7 0.24 16 478 6235 -4.1 -32.1 9 28.0 -11.5 49 22 332.3 332.4 292.9 334.3 0.54 17 400 7610 -14.9 -32.9 20 18.0 -18.9 5 27 335.6 335.7 293.8 337.9 0.60 18 397 7667 -15.5 -32.5 22 17.0 -19.3 3 27 335.6 335.7 293.8 337.9 0.63 19 366 8277 -18.3 -43.3 9 25.0 -22.3 337 21 339.7 339.8 294.5 340.6 0.23 20 341 8801 -21.7 -36.7 24 15.0 -24.5 315 17 342.0 342.1 295.3 343.9 0.48 21 335 8931 -22.9 -27.9 64 5.0 -24.1 310 16 342.1 342.4 295.8 346.4 1.15 22 316 9356 -26.1 -28.9 77 2.8 -26.7 291 12 343.5 343.7 296.1 347.6 1.11 23 305 9611 -27.9 -31.5 71 3.6 -28.6 280 10 344.4 344.6 296.1 347.9 0.90 24 300 9730 -28.1 -37.1 42 9.0 -29.6 275 9 345.8 345.9 296.1 347.9 0.53 25 298 9778 -28.3 -38.3 38 10.0 -29.9 275 9 346.2 346.3 296.2 348.0 0.47 26 257 10820 -37.1 -49.1 28 12.0 -38.1 267 4 348.1 348.2 296.4 348.9 0.17 27 250 11010 -38.7 -51.7 24 13.0 -39.6 265 3 348.5 348.6 296.4 349.1 0.13 28 200 12500 -50.5 -67.5 12 17.0 -50.9 210 7 352.8 352.8 297.3 352.9 0.02 29 196 12632 -51.3 -68.3 11 17.0 -51.7 209 8 353.6 353.6 297.4 353.7 0.02 30 164 13763 -61.5 -66.5 51 5.0 -61.6 203 15 355.0 355.0 297.7 355.1 0.03 31 150 14310 -66.5 -71.4 50 4.9 -66.5 200 19 355.5 355.5 297.8 355.6 0.02 32 148 14391 -67.1 -72.1 49 5.0 -67.1 196 19 355.9 355.9 297.9 355.9 0.02 33 133 15026 -72.3 -76.2 56 3.9 -72.3 160 20 357.6 357.6 298.2 357.7 0.01 34 108 16220 -81.5 -87.5 35 6.0 -81.5 91 22 362.2 362.2 299.1 362.2 0.00 35 100 16650 -82.1 -91.1 20 9.0 -82.1 65 23 369.1 369.1 300.4 369.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5747.00 m Freezing level: 561.13 mb = 4964.71 m = 16288.22 ft Wetbulb zero: 563.16 mb = 4927.58 m = 16166.42 ft Precipitable water: 1.87 inches Sfc-500 mean rel hum: 84.24 % Est. max temperature: 26.22 C = 79.19 F Sfc-Lift cond lev (LCL): 888.81 mb = 1140.17 m = 3740.68 ft T: 13.51 C 700-500 lapse rate: 4.50 C/km ThetaE index: 3.23 C Layer 925.0- 850.0 mb Conv cond level (CCL): 636.27 mb = 3931.17 m = 12897.38 ft Mean mixing ratio: 9.47 g/kg Conv temperature: 46.24 C = 115.22 F Cap Strength: 12.46 C Lifted Index: 12.57 C Risk: None Lifted Index @300 mb: 17.41 C Lifted Index @700 mb: 8.35 C Showalter Index: 8.82 C Risk: None Total Totals Index: 29.70 C Risk: None Vertical Totals Index: 15.10 C Cross Totals Index: 14.60 C K Index: 26.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 193.80 Risk: None Energy Index: 0.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.46 J/kg Max Up Vert Vel: 1.71 m/s Conv Inhibition (B-): 9538.85 J/kg Cap Strength: 12.46 C Lift Cond Lev (LCL): 881.01 mb = 1214.61 m = 3984.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 92 at 11 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 1015 7 320 3 1.9 -2.3 | 282 13 13.2 -2.8 1 1000 133 310 7 5.4 -4.5 | 287 17 16.6 -5.0 2 925 802 320 7 4.5 -5.4 | 290 17 15.7 -5.8 3 850 1517 40 15 -9.6 -11.5 | 352 12 1.6 -12.0 4 700 3145 90 15 -15.0 0.0 | 83 4 -3.8 -0.5 5 500 5880 60 21 -18.2 -10.5 | 32 13 -7.0 -11.0 6 400 7610 5 27 -2.4 -26.9 | 342 29 8.9 -27.4 7 300 9730 275 9 9.0 -0.8 | 274 20 20.2 -1.3 8 250 11010 265 3 3.0 0.3 | 271 14 14.2 -0.2 9 200 12500 210 7 3.5 6.1 | 249 16 14.7 5.6 10 150 14310 200 19 6.5 17.9 | 226 25 17.7 17.4 11 100 16650 65 23 -20.8 -9.7 | 43 14 -9.6 -10.2 Wind Parameters Mean winds (0-6000m): 62.4 at 15.0 knts Storm direction: 92.4 at 11.2 knts Shear (0-3000m) pos: 3.5 neg: 0.7 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 145.2 deg Storm rel helicity (0-3000m) pos: 93.4 neg: 0.0 tot: 93.4 m^2/s^2 ave: 31.1 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 4.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 43.88 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 ------------------------------------------------------------------------------- 500 313 6 287 17| 0.0 4.1 4.1| 7.8 0.0 7.8 15.6 0.41| 4.7 1.9 1000 319 7 290 17| 2.3 2.1 4.4| 27.6 0.0 27.6 27.6 0.69| 4.7 3.3 1500 348 9 305 16| 5.4 1.4 6.8| 75.2 0.0 75.2 50.2 0.83| 7.6 6.3 2000 13 10 319 14| 4.5 1.0 5.6| 83.5 0.0 83.5 41.7 0.81| 6.8 5.5 2500 28 11 330 12| 3.9 0.8 4.7| 89.0 0.0 89.0 35.6 0.79| 6.3 5.0 3000 41 12 340 10| 3.5 0.7 4.2| 93.4 0.0 93.4 31.1 0.80| 5.9 4.7 4000 57 13 356 7| 2.7 0.6 3.3| 94.4 -2.5 91.9 23.0 0.69| 4.9 3.4 5000 62 14 9 7| 2.2 0.9 3.0| 94.4 -7.2 87.2 17.4 0.57| 4.4 2.5 6000 62 15 15 8| 1.8 1.2 3.0| 94.4 -17.5 76.9 12.8 0.44| 4.1 1.8 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251128.12.gif