UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for VVTS... Searching the city database file for: VVTS ... Date:0000Z 8 DEC 25 Station: VVTS WMO ident: 48900 Latitude: 10.82 Longitude: 106.67 Elevation: 19.00 ------------------------------------------------------------------------------- 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 1013 19 22.6 17.9 75 4.7 19.4 25 1 294.7 297.0 292.1 331.4 12.84 1 1000 111 21.4 15.4 69 6.0 17.5 20 5 294.5 296.5 290.6 326.3 11.06 2 983 260 20.2 15.8 76 4.4 17.3 39 5 294.8 296.9 291.1 327.9 11.56 3 974 339 20.8 14.8 69 6.0 16.9 49 6 296.2 298.1 291.0 327.7 10.93 4 925 785 18.6 13.7 73 4.9 15.4 105 7 298.3 300.3 291.6 329.5 10.71 5 892 1097 16.8 13.5 81 3.3 14.7 111 9 299.6 301.6 292.2 331.7 10.97 6 850 1508 15.8 4.8 48 11.0 9.6 120 11 302.7 303.9 289.3 321.8 6.35 7 849 1518 15.8 4.8 48 11.0 9.6 119 11 302.8 304.0 289.3 321.9 6.36 8 846 1548 16.0 4.0 45 12.0 9.3 118 11 303.3 304.4 289.2 321.5 6.03 9 788 2145 11.6 0.6 47 11.0 5.8 87 11 304.8 305.8 288.8 320.3 5.07 10 778 2252 13.4 -12.6 15 26.0 2.7 81 11 307.9 308.2 286.7 313.9 1.86 11 754 2516 14.4 -23.6 6 38.0 1.4 68 11 311.7 311.9 286.8 314.3 0.75 12 700 3140 12.4 -21.6 8 34.0 0.3 35 11 316.2 316.4 288.6 319.5 0.97 13 684 3333 11.6 -23.4 7 35.0 -0.5 38 12 317.4 317.6 288.9 320.4 0.85 14 527 5454 -2.5 -24.5 17 22.0 -9.3 69 24 325.1 325.3 291.3 328.6 1.00 15 500 5870 -3.1 -33.1 8 30.0 -10.8 75 27 329.3 329.4 292.0 331.0 0.47 16 493 5981 -3.5 -35.5 6 32.0 -11.2 75 27 330.1 330.2 292.1 331.5 0.38 17 400 7600 -13.5 -43.5 6 30.0 -18.7 80 33 337.4 337.5 293.9 338.3 0.20 18 366 8270 -18.1 -42.1 10 24.0 -22.1 85 31 340.0 340.0 294.6 341.0 0.26 19 310 9486 -28.7 -36.7 46 8.0 -30.0 93 26 341.7 341.8 295.2 343.8 0.53 20 300 9720 -30.5 -38.5 45 8.0 -31.6 95 25 342.4 342.5 295.3 344.2 0.46 21 283 10132 -33.1 -49.1 19 16.0 -34.6 103 25 344.4 344.5 295.5 345.1 0.15 22 278 10257 -34.1 -41.1 49 7.0 -35.0 105 25 344.7 344.8 295.8 346.2 0.38 23 250 10990 -40.5 -43.0 77 2.5 -40.7 120 25 345.9 345.9 296.0 347.2 0.34 24 239 11295 -42.9 -44.9 81 2.0 -43.0 122 23 346.7 346.8 296.1 347.9 0.29 25 227 11639 -45.7 -48.4 74 2.7 -45.9 124 21 347.6 347.6 296.3 348.4 0.21 26 221 11817 -46.9 -57.9 27 11.0 -47.3 126 19 348.4 348.4 296.4 348.7 0.07 27 205 12310 -50.9 -62.9 23 12.0 -51.2 129 16 349.7 349.7 296.6 349.9 0.04 28 200 12470 -52.3 -62.3 29 10.0 -52.6 130 15 349.9 350.0 296.7 350.1 0.04 29 191 12766 -55.1 -62.1 42 7.0 -55.3 132 19 350.1 350.1 296.7 350.3 0.05 30 183 13037 -57.3 -69.3 20 12.0 -57.5 133 22 350.8 350.8 296.8 350.9 0.02 31 162 13794 -64.5 -69.0 54 4.5 -64.6 137 32 351.2 351.2 296.9 351.2 0.02 32 150 14260 -67.9 -72.6 51 4.7 -67.9 140 38 353.1 353.1 297.3 353.2 0.01 33 138 14757 -72.3 -76.1 56 3.8 -72.3 134 33 353.9 353.9 297.5 353.9 0.01 34 116 15759 -80.7 -85.0 48 4.3 -80.7 121 22 356.4 356.4 298.0 356.4 0.00 35 100 16590 -83.9 -88.4 45 4.5 -83.9 110 13 365.6 365.6 299.8 365.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5759.00 m Freezing level: 554.84 mb = 5077.63 m = 16658.69 ft Wetbulb zero: 694.66 mb = 3203.92 m = 10511.43 ft Precipitable water: 0.96 inches Sfc-500 mean rel hum: 29.64 % Est. max temperature: 29.68 C = 85.43 F Sfc-Lift cond lev (LCL): 945.53 mb = 595.42 m = 1953.45 ft T: 19.54 C 700-500 lapse rate: 5.68 C/km ThetaE index: 9.91 C Layer 850.0- 849.0 mb Conv cond level (CCL): 790.61 mb = 2117.56 m = 6947.28 ft Mean mixing ratio: 11.07 g/kg Conv temperature: 32.74 C = 90.93 F Cap Strength: 8.83 C Lifted Index: 8.83 C Risk: None Lifted Index @300 mb: 10.73 C Lifted Index @700 mb: 8.63 C Showalter Index: 12.35 C Risk: None Total Totals Index: 26.80 C Risk: None Vertical Totals Index: 18.90 C Cross Totals Index: 7.90 C K Index: -10.30 Risk: None Sweat Index: 106.60 Risk: None Energy Index: 2.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.58 J/kg Max Up Vert Vel: 5.93 m/s Conv Inhibition (B-): 6560.94 J/kg Cap Strength: 8.77 C Lift Cond Lev (LCL): 889.95 mb = 1116.15 m = 3661.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 101 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 1013 19 25 1 -0.4 -0.9 | 286 10 10.0 -2.9 1 1000 111 20 5 -1.7 -4.7 | 307 11 8.8 -6.6 2 925 785 105 7 -6.8 1.8 | 272 4 3.7 -0.1 3 850 1508 120 11 -9.5 5.5 | 195 4 0.9 3.5 4 700 3140 35 11 -6.3 -9.0 | 339 12 4.2 -11.0 5 500 5870 75 27 -26.1 -7.0 | 60 18 -15.6 -8.9 6 400 7600 80 33 -32.5 -5.7 | 71 23 -22.0 -7.7 7 300 9720 95 25 -24.9 2.2 | 91 14 -14.4 0.2 8 250 10990 120 25 -21.7 12.5 | 133 15 -11.2 10.5 9 200 12470 130 15 -11.5 9.6 | 172 8 -1.0 7.7 10 150 14260 140 38 -24.4 29.1 | 153 31 -14.0 27.2 11 100 16590 110 13 -12.2 4.4 | 145 3 -1.7 2.5 Wind Parameters Mean winds (0-6000m): 70.6 at 14.2 knts Storm direction: 100.6 at 10.6 knts Shear (0-3000m) pos: 1.9 neg: 2.4 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 56.7 deg Storm rel helicity (0-3000m) pos: 13.5 neg: -13.8 tot: -0.3 m^2/s^2 ave: -0.1 10^-3 m/s^2 rel: -0.25 Storm rel vorticity (0-3000m) horiz: 5.6 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.36 Bulk Shear: 12.97 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 45 5 309 9| 5.7 0.0 5.7| 13.5 -0.5 13.0 26.0 0.51| 9.4 4.8 1000 81 6 303 5| 4.3 0.0 4.3| 13.5 -4.7 8.8 8.8 0.05| 7.4 0.3 1500 99 7 284 3| 3.8 0.0 3.8| 13.5 -6.8 6.6 4.4 -0.12| 6.0 -0.8 2000 102 8 277 3| 2.9 1.3 4.1| 13.5 -7.5 6.0 3.0 -0.21| 5.9 -1.2 2500 96 9 300 2| 2.3 2.0 4.3| 13.5 -8.9 4.6 1.8 -0.22| 5.7 -1.3 3000 88 9 329 3| 1.9 2.4 4.3| 13.5 -13.8 -0.3 -0.1 -0.25| 5.6 -1.4 4000 72 10 350 5| 1.8 2.0 3.8| 32.1 -15.4 16.8 4.2 -0.08| 5.1 -0.4 5000 67 12 4 7| 2.2 1.6 3.8| 59.0 -15.4 43.6 8.7 0.09| 4.9 0.4 6000 71 14 24 7| 2.5 1.3 3.8| 89.9 -15.4 74.5 12.4 0.20| 4.7 1.0 Wrote GIF file: /home/apache/climate/data/raob//VVTS/skewt/VVTS.skewt.20251208.00.gif