UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101400.upa.cvt Date: 0000Z 14 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:0000Z 14 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 26.6 24.7 89 1.9 25.2 0 0 298.9 302.5 298.0 356.6 19.75 1 1000 91 25.6 23.7 89 1.9 24.2 110 1 298.8 302.2 297.4 353.5 18.76 2 925 777 22.4 19.2 82 3.2 20.2 140 11 302.2 305.0 296.1 347.4 15.31 3 850 1511 19.0 15.8 82 3.2 16.8 150 13 306.0 308.5 295.8 346.3 13.40 4 740 2693 12.8 10.3 85 2.5 11.2 136 12 311.7 313.7 295.4 344.5 10.70 5 700 3160 11.2 6.3 72 4.9 8.2 130 11 314.9 316.5 294.7 341.7 8.59 6 693 3244 11.0 4.0 62 7.0 6.9 130 11 315.6 317.0 294.0 338.8 7.38 7 684 3353 10.4 3.4 62 7.0 6.3 130 12 316.1 317.5 294.0 338.7 7.16 8 561 4975 -0.5 -2.0 90 1.5 -1.3 133 16 321.7 322.8 294.5 340.8 5.90 9 500 5890 -4.9 -8.0 79 3.1 -6.4 135 19 327.1 327.9 294.6 341.1 4.19 10 475 6291 -7.1 -13.1 62 6.0 -9.5 135 18 329.2 329.8 294.1 339.2 2.94 11 441 6866 -10.7 -13.6 79 2.9 -11.9 135 17 331.7 332.3 294.8 342.2 3.04 12 428 7096 -11.3 -17.3 61 6.0 -13.5 135 16 333.8 334.2 294.8 341.9 2.30 13 402 7572 -15.3 -20.2 66 4.9 -16.9 135 15 334.6 335.0 294.7 341.4 1.91 14 400 7610 -15.5 -21.5 60 6.0 -17.4 135 15 334.8 335.2 294.6 341.0 1.72 15 371 8174 -18.7 -33.7 25 15.0 -21.8 115 14 337.9 338.0 294.4 340.2 0.60 16 370 8194 -18.9 -25.9 54 7.0 -20.8 115 14 337.9 338.1 294.9 342.5 1.25 17 365 8295 -19.3 -32.3 31 13.0 -22.1 111 14 338.7 338.8 294.6 341.3 0.70 18 359 8418 -20.5 -27.5 53 7.0 -22.2 107 14 338.7 338.9 295.0 342.8 1.11 19 332 8991 -24.7 -30.7 57 6.0 -25.9 86 14 340.6 340.7 295.3 343.9 0.89 20 324 9168 -25.7 -36.7 35 11.0 -27.6 80 14 341.6 341.7 295.1 343.5 0.51 21 317 9325 -27.1 -31.4 67 4.3 -27.9 74 13 341.8 341.9 295.5 345.1 0.87 22 314 9394 -27.3 -37.3 38 10.0 -28.9 72 13 342.4 342.5 295.4 344.3 0.49 23 300 9720 -30.3 -37.3 50 7.0 -31.3 60 13 342.7 342.8 295.4 344.7 0.52 24 297 9791 -30.9 -37.9 50 7.0 -31.9 59 14 342.8 342.9 295.4 344.7 0.49 25 286 10058 -33.1 -39.1 55 6.0 -33.9 56 16 343.4 343.5 295.6 345.2 0.45 26 277 10282 -34.5 -49.5 20 15.0 -35.8 53 17 344.5 344.5 295.6 345.1 0.15 27 264 10616 -37.3 -42.3 60 5.0 -37.8 49 20 345.2 345.3 295.8 346.6 0.35 28 250 10990 -40.1 -52.1 27 12.0 -40.9 45 23 346.4 346.5 296.0 347.0 0.12 29 244 11155 -41.3 -62.3 9 21.0 -42.2 42 24 347.1 347.1 296.0 347.2 0.04 30 238 11323 -42.7 -47.1 62 4.4 -43.0 38 25 347.4 347.5 296.3 348.4 0.23 31 225 11699 -46.3 -49.9 67 3.6 -46.5 31 27 347.5 347.6 296.3 348.3 0.18 32 218 11908 -47.7 -55.7 39 8.0 -48.0 27 28 348.5 348.6 296.4 348.9 0.09 33 201 12438 -52.5 -54.4 80 1.9 -52.6 16 31 349.1 349.2 296.5 349.6 0.12 34 200 12470 -52.9 -55.5 73 2.6 -53.0 15 31 349.0 349.0 296.5 349.4 0.10 35 191 12765 -55.5 -63.5 36 8.0 -55.7 22 30 349.4 349.5 296.5 349.6 0.04 36 170 13496 -62.1 -66.3 57 4.2 -62.1 40 28 350.3 350.3 296.7 350.5 0.03 37 150 14260 -66.9 -75.9 27 9.0 -67.0 60 25 354.8 354.8 297.7 354.9 0.01 38 149 14300 -67.1 -76.1 27 9.0 -67.2 61 25 355.2 355.2 297.7 355.2 0.01 39 135 14890 -71.3 -77.3 40 6.0 -71.3 72 24 357.9 357.9 298.3 357.9 0.01 40 106 16304 -75.7 -85.7 19 10.0 -75.7 99 22 375.2 375.2 301.5 375.2 0.00 41 100 16640 -77.5 -86.5 22 9.0 -77.5 105 21 378.0 378.0 301.9 378.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 566.64 mb = 4900.39 m = 16077.19 ft Wetbulb zero: 582.05 mb = 4673.46 m = 15332.70 ft Precipitable water: 2.32 inches Sfc-500 mean rel hum: 80.44 % Est. max temperature: 33.24 C = 91.83 F Sfc-Lift cond lev (LCL): 982.98 mb = 242.02 m = 794.02 ft T: 24.90 C 700-500 lapse rate: 5.90 C/km ThetaE index: 17.93 C Layer 1000.0- 561.0 mb Conv cond level (CCL): 866.11 mb = 1347.99 m = 4422.48 ft Mean mixing ratio: 16.95 g/kg Conv temperature: 32.92 C = 91.25 F Cap Strength: 1.54 C Lifted Index: -2.11 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.19 C Lifted Index @700 mb: 0.46 C Showalter Index: -0.58 C Risk: Thunderstorms probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 20.70 C K Index: 34.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 234.60 Risk: None Energy Index: -1.05 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 619.83 J/kg Max Up Vert Vel: 35.21 m/s Conv Inhibition (B-): 64.81 J/kg Cap Strength: 1.54 C Lift Cond Lev (LCL): 924.69 mb = 779.87 m = 2558.61 ft Lev Free Conv (LFC): 659.69 mb = 3649.19 m = 11972.27 ft Equ Level (EL): 169.69 mb = 13506.66 m = 44312.66 ft B at Equ Level: 614.26 J/kg Max Parcel Lev (MPL): 109.69 mb = 16104.11 m = 52834.37 ft Wind level data Storm motion: 167 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 1010 7 0 0 -0.0 -0.0 | 347 10 2.2 -9.3 1 1000 91 110 1 -0.9 0.3 | 352 9 1.3 -8.9 2 925 777 140 11 -7.1 8.4 | 80 5 -4.9 -0.9 3 850 1511 150 13 -6.5 11.3 | 115 5 -4.3 2.0 4 700 3160 130 11 -8.4 7.1 | 70 7 -6.2 -2.2 5 500 5890 135 19 -13.4 13.4 | 110 12 -11.2 4.1 6 400 7610 135 15 -10.6 10.6 | 99 9 -8.4 1.3 7 300 9720 60 13 -11.3 -6.5 | 30 18 -9.1 -15.8 8 250 10990 45 23 -16.3 -16.3 | 29 29 -14.1 -25.6 9 200 12470 15 31 -8.0 -29.9 | 8 40 -5.8 -39.2 10 150 14260 60 25 -21.7 -12.5 | 42 29 -19.5 -21.8 11 100 16640 105 21 -20.3 5.4 | 78 19 -18.1 -3.9 Wind Parameters Mean winds (0-6000m): 136.7 at 12.7 knts Storm direction: 166.7 at 9.5 knts Shear (0-3000m) pos: 2.2 neg: 0.7 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 86.7 deg Storm rel helicity (0-3000m) pos: 22.1 neg: -5.6 tot: 16.6 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 1.6 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 52.96 Bulk Shear: 11.70 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 ------------------------------------------------------------------------------- 500 126 3 5 7| 7.3 0.0 7.3| 12.7 0.0 12.7 25.4 0.87| 7.4 6.5 1000 139 7 28 5| 6.0 0.0 6.0| 19.6 0.0 19.6 19.6 0.91| 6.4 5.8 1500 143 9 51 4| 4.5 0.0 4.5| 22.1 0.0 22.1 14.8 0.92| 5.0 4.6 2000 144 10 66 4| 3.3 0.4 3.7| 22.1 -1.8 20.3 10.2 0.75| 4.1 3.1 2500 144 10 73 4| 2.7 0.6 3.3| 22.1 -3.7 18.5 7.4 0.62| 3.6 2.2 3000 142 10 75 4| 2.2 0.7 2.9| 22.1 -5.6 16.6 5.5 0.51| 3.2 1.6 4000 139 11 77 5| 1.9 0.6 2.4| 26.0 -5.9 20.1 5.0 0.53| 2.8 1.5 5000 137 12 83 6| 1.8 0.4 2.2| 31.1 -5.9 25.1 5.0 0.55| 2.5 1.4 6000 137 13 90 7| 1.7 0.4 2.1| 35.8 -6.2 29.6 4.9 0.55| 2.3 1.3 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251014.00.gif