UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 4 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 1016 7 24.8 22.4 87 2.4 23.1 70 5 296.6 299.7 295.7 345.8 17.02 1 1000 143 24.4 21.9 86 2.5 22.6 70 15 297.5 300.6 295.8 346.2 16.77 2 925 822 19.0 18.3 96 0.7 18.5 70 25 298.7 301.4 294.5 340.8 14.46 3 850 1546 15.0 14.5 97 0.5 14.7 70 21 301.9 304.1 293.9 338.2 12.31 4 825 1799 13.4 13.4 100 0.0 13.4 78 20 302.8 304.9 293.7 337.7 11.80 5 819 1861 14.2 14.2 100 0.0 14.2 81 19 304.2 306.6 294.7 341.6 12.53 6 700 3179 8.4 8.4 100 0.0 8.4 125 13 311.8 313.7 294.9 342.4 9.94 7 660 3664 6.4 6.4 100 0.0 6.4 120 13 314.8 316.6 295.1 343.5 9.18 8 648 3814 6.0 1.7 74 4.3 3.6 118 13 316.0 317.3 293.6 337.2 6.69 9 644 3865 6.6 -12.4 24 19.0 -1.4 118 13 317.3 317.7 290.2 324.8 2.29 10 638 3942 6.6 -26.4 7 33.0 -3.7 117 12 318.1 318.3 288.9 320.6 0.69 11 600 4445 4.8 -25.2 9 30.0 -4.8 111 12 321.7 321.8 290.2 324.6 0.82 12 566 4917 0.2 -18.8 22 19.0 -6.5 106 12 321.7 322.0 290.8 326.9 1.53 13 555 5074 -1.3 -2.7 90 1.4 -2.0 104 12 321.7 322.8 294.3 340.1 5.66 14 532 5411 -2.9 -6.0 79 3.1 -4.4 101 11 323.7 324.6 294.0 338.8 4.60 15 527 5485 -3.1 -12.1 50 9.0 -6.8 100 11 324.3 324.9 292.8 334.0 2.87 16 500 5900 -6.1 -7.4 90 1.3 -6.7 95 11 325.6 326.5 294.4 340.2 4.39 17 486 6122 -7.7 -7.7 100 0.0 -7.7 101 12 326.3 327.2 294.6 341.0 4.41 18 480 6218 -7.5 -9.0 89 1.5 -8.2 103 12 327.7 328.5 294.6 341.3 4.04 19 476 6283 -7.1 -15.1 53 8.0 -10.2 105 12 329.0 329.5 293.7 337.5 2.49 20 472 6349 -7.7 -11.3 75 3.6 -9.2 107 13 329.0 329.7 294.5 340.6 3.42 21 467 6432 -7.9 -18.9 41 11.0 -11.7 109 13 329.8 330.2 293.4 336.2 1.84 22 452 6685 -9.3 -37.3 8 28.0 -15.2 115 14 331.1 331.2 292.4 332.4 0.34 23 446 6788 -10.3 -28.3 21 18.0 -15.0 118 14 331.1 331.3 292.9 334.2 0.83 24 444 6823 -10.7 -15.4 68 4.7 -12.5 119 14 331.1 331.6 294.3 340.0 2.60 25 442 6857 -11.1 -13.1 85 2.0 -11.9 120 14 331.0 331.6 294.7 341.8 3.16 26 438 6927 -10.7 -20.7 44 10.0 -14.0 122 15 332.3 332.7 293.9 338.3 1.68 27 432 7033 -11.1 -28.1 23 17.0 -15.6 124 15 333.1 333.3 293.4 336.4 0.88 28 400 7620 -14.7 -43.7 7 29.0 -19.6 140 17 335.9 335.9 293.5 336.7 0.20 29 375 8105 -17.1 -51.1 3 34.0 -21.7 157 15 339.0 339.0 294.1 339.3 0.09 30 315 9383 -28.1 -32.1 69 4.0 -28.9 202 9 341.0 341.2 295.3 344.1 0.82 31 300 9730 -31.1 -37.1 56 6.0 -32.0 215 7 341.5 341.7 295.2 343.6 0.53 32 284 10117 -33.5 -52.5 13 19.0 -35.0 215 9 343.5 343.5 295.3 343.9 0.10 33 277 10292 -34.9 -44.9 35 10.0 -35.9 215 10 343.9 344.0 295.5 345.0 0.25 34 266 10574 -36.7 -54.7 14 18.0 -37.9 215 12 345.3 345.3 295.7 345.7 0.09 35 254 10892 -39.5 -45.5 53 6.0 -40.0 215 14 345.8 345.8 295.9 346.8 0.26 36 250 11000 -40.5 -48.5 42 8.0 -41.1 215 15 345.9 345.9 295.9 346.6 0.19 37 247 11082 -40.9 -45.1 64 4.2 -41.3 215 16 346.5 346.5 296.1 347.6 0.28 38 241 11249 -42.3 -50.3 41 8.0 -42.8 216 17 346.8 346.8 296.1 347.5 0.16 39 212 12102 -49.7 -51.6 80 1.9 -49.8 219 22 348.2 348.2 296.4 348.9 0.15 40 207 12257 -51.1 -60.1 33 9.0 -51.4 219 23 348.4 348.4 296.3 348.6 0.06 41 200 12480 -53.3 -61.3 37 8.0 -53.5 220 25 348.4 348.4 296.3 348.6 0.05 42 190 12807 -56.3 -60.1 62 3.8 -56.4 212 23 348.7 348.7 296.4 349.0 0.06 43 188 12874 -56.9 -61.7 54 4.8 -57.0 210 23 348.8 348.8 296.4 349.0 0.05 44 172 13432 -60.3 -74.3 14 14.0 -60.4 196 20 352.1 352.1 297.1 352.2 0.01 45 155 14071 -65.5 -74.5 28 9.0 -65.5 180 16 353.9 353.9 297.5 354.0 0.01 46 150 14270 -66.5 -77.5 20 11.0 -66.6 175 15 355.5 355.5 297.8 355.6 0.01 47 138 14771 -70.5 -79.5 25 9.0 -70.5 188 14 357.1 357.1 298.1 357.1 0.01 48 100 16630 -82.5 -91.5 20 9.0 -82.5 240 9 368.3 368.3 300.2 368.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5757.00 m Freezing level: 564.53 mb = 4937.73 m = 16199.72 ft Wetbulb zero: 645.11 mb = 3850.92 m = 12634.09 ft Precipitable water: 2.07 inches Sfc-500 mean rel hum: 76.59 % Est. max temperature: 29.39 C = 84.91 F Sfc-Lift cond lev (LCL): 981.46 mb = 306.00 m = 1003.93 ft T: 23.10 C 700-500 lapse rate: 5.33 C/km ThetaE index: 8.48 C Layer 925.0- 819.0 mb Conv cond level (CCL): 935.55 mb = 723.26 m = 2372.87 ft Mean mixing ratio: 15.69 g/kg Conv temperature: 26.78 C = 80.20 F Cap Strength: 2.20 C Lifted Index: -0.79 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.81 C Lifted Index @700 mb: -0.41 C Showalter Index: 1.44 C Risk: Showers probable Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 20.60 C K Index: 35.60 Risk: > 80 % chance of thunderstorms Sweat Index: 227.00 Risk: None Energy Index: 0.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 87.87 J/kg Max Up Vert Vel: 13.26 m/s Conv Inhibition (B-): 0.71 J/kg Cap Strength: 2.17 C Lift Cond Lev (LCL): 942.96 mb = 654.50 m = 2147.29 ft Lev Free Conv (LFC): 927.96 mb = 794.16 m = 2605.47 ft Equ Level (EL): 657.96 mb = 3689.14 m = 12103.34 ft B at Equ Level: 63.73 J/kg Max Parcel Lev (MPL): 407.96 mb = 7469.72 m = 24506.66 ft Wind level data Storm motion: 121 at 12 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 1016 7 70 5 -4.7 -1.7 | 326 9 5.2 -7.7 1 1000 143 70 15 -14.1 -5.1 | 21 12 -4.2 -11.1 2 925 822 70 25 -23.5 -8.6 | 43 20 -13.6 -14.5 3 850 1546 70 21 -19.7 -7.2 | 37 16 -9.8 -13.2 4 700 3179 125 13 -10.6 7.5 | 153 2 -0.7 1.5 5 500 5900 95 11 -11.0 1.0 | 12 5 -1.0 -5.0 6 400 7620 140 17 -10.9 13.0 | 172 7 -1.0 7.0 7 300 9730 215 7 4.0 5.7 | 271 14 13.9 -0.3 8 250 11000 215 15 8.6 12.3 | 251 20 18.5 6.3 9 200 12480 220 25 16.1 19.2 | 243 29 26.0 13.2 10 150 14270 175 15 -1.3 14.9 | 224 12 8.6 9.0 11 100 16630 240 9 7.8 4.5 | 275 18 17.7 -1.5 Wind Parameters Mean winds (0-6000m): 91.2 at 15.4 knts Storm direction: 121.2 at 11.6 knts Shear (0-3000m) pos: 2.8 neg: 2.8 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 143.4 deg Storm rel helicity (0-3000m) pos: 67.9 neg: -8.5 tot: 59.4 m^2/s^2 ave: 19.8 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 3.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 20.53 Bulk Shear: 4.28 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 70 16 23 12| 0.0 15.8 15.8| 36.7 0.0 36.7 73.3 0.85| 16.0 13.6 1000 70 19 33 15| 0.0 9.8 9.8| 47.2 -1.9 45.3 45.3 0.72| 10.7 7.7 1500 70 21 36 16| 0.0 5.6 5.6| 47.2 -8.5 38.7 25.8 0.58| 8.1 4.7 2000 72 20 37 16| 1.5 4.2 5.7| 58.4 -8.5 49.9 24.9 0.57| 7.6 4.3 2500 75 20 40 14| 2.4 3.3 5.7| 64.9 -8.5 56.4 22.6 0.55| 7.2 4.0 3000 78 19 41 13| 2.8 2.8 5.5| 67.9 -8.5 59.4 19.8 0.55| 6.9 3.8 4000 85 18 45 11| 2.1 2.2 4.3| 68.6 -9.1 59.5 14.9 0.50| 5.6 2.8 5000 89 16 46 9| 1.7 1.9 3.6| 68.6 -9.9 58.7 11.7 0.44| 4.8 2.1 6000 91 15 44 8| 1.4 1.6 3.0| 69.2 -10.9 58.2 9.7 0.41| 4.2 1.7 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251204.00.gif