UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for VVTS... Searching the city database file for: VVTS ... Date:0000Z 7 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 24.4 22.9 91 1.5 23.3 60 3 296.5 299.6 296.0 347.3 17.62 1 1000 114 23.6 19.2 76 4.4 20.6 45 5 296.8 299.3 293.7 337.6 14.14 2 949 570 20.4 20.4 100 0.0 20.4 18 6 298.0 300.9 295.4 344.7 16.10 3 925 792 19.2 19.2 100 0.0 19.2 5 7 298.9 301.7 295.1 343.5 15.31 4 898 1047 18.0 18.0 100 0.0 18.0 10 9 300.2 302.9 295.0 343.0 14.62 5 887 1153 17.0 15.8 93 1.2 16.2 12 10 300.3 302.6 293.8 337.9 12.83 6 874 1279 18.0 13.0 73 5.0 14.7 15 11 302.6 304.6 293.0 334.7 10.83 7 850 1518 16.6 11.6 72 5.0 13.4 20 13 303.5 305.4 292.7 333.7 10.15 8 829 1731 15.8 8.8 63 7.0 11.5 21 12 304.9 306.5 291.9 330.7 8.60 9 809 1939 17.8 -0.2 30 18.0 8.2 21 11 309.1 310.0 289.9 323.6 4.66 10 744 2648 13.0 -5.0 28 18.0 4.2 23 9 311.4 312.1 289.6 322.6 3.54 11 700 3159 11.4 -14.6 15 26.0 0.8 25 7 315.1 315.4 289.0 321.0 1.76 12 686 3327 10.6 -21.4 9 32.0 -0.7 27 7 316.0 316.2 288.6 319.5 1.01 13 633 3992 7.6 -14.4 19 22.0 -1.4 34 9 320.0 320.4 290.7 326.6 1.98 14 541 5266 -0.7 -17.7 26 17.0 -7.0 48 12 324.8 325.1 291.9 330.8 1.76 15 522 5550 -2.9 -9.9 58 7.0 -6.0 51 12 325.5 326.2 293.6 337.0 3.45 16 517 5626 -2.9 -16.9 33 14.0 -8.1 52 12 326.4 326.8 292.6 333.2 1.97 17 502 5859 -4.5 -15.5 42 11.0 -8.7 55 13 327.2 327.6 293.0 335.0 2.28 18 500 5890 -4.3 -20.3 27 16.0 -9.8 55 13 327.8 328.1 292.6 333.1 1.52 19 483 6162 -6.1 -28.1 16 22.0 -12.2 60 13 328.8 329.0 292.2 331.7 0.78 20 458 6576 -9.1 -22.1 34 13.0 -13.2 67 13 330.1 330.4 293.1 335.2 1.42 21 455 6627 -9.1 -18.1 48 9.0 -12.3 68 13 330.7 331.2 293.8 337.8 2.02 22 450 6713 -8.9 -26.9 22 18.0 -14.0 69 13 332.0 332.2 293.2 335.5 0.94 23 440 6887 -8.9 -39.9 6 31.0 -15.2 72 13 334.2 334.2 293.1 335.2 0.27 24 434 6994 -9.3 -31.3 15 22.0 -14.9 74 13 335.0 335.1 293.7 337.4 0.64 25 400 7620 -13.7 -29.7 25 16.0 -17.7 85 13 337.2 337.3 294.4 340.2 0.81 26 369 8225 -18.9 -25.9 54 7.0 -20.8 88 14 338.1 338.4 295.0 342.7 1.26 27 300 9730 -30.1 -42.1 30 12.0 -31.6 95 15 343.0 343.0 295.3 344.2 0.31 28 280 10217 -33.7 -47.7 23 14.0 -35.0 89 11 344.6 344.6 295.6 345.4 0.18 29 256 10838 -38.7 -52.7 21 14.0 -39.6 82 6 346.2 346.2 295.9 346.6 0.11 30 250 11000 -40.1 -53.1 24 13.0 -40.9 80 5 346.4 346.5 296.0 346.9 0.11 31 231 11534 -45.3 -54.3 36 9.0 -45.7 98 9 346.5 346.5 296.0 346.9 0.10 32 224 11739 -47.1 -51.9 58 4.8 -47.3 105 11 346.8 346.8 296.0 347.4 0.14 33 204 12352 -52.1 -58.1 48 6.0 -52.3 126 16 348.3 348.3 296.3 348.6 0.07 34 200 12480 -52.9 -63.9 25 11.0 -53.2 130 17 349.0 349.0 296.4 349.2 0.04 35 198 12545 -53.3 -64.3 25 11.0 -53.5 130 18 349.4 349.4 296.5 349.5 0.03 36 176 13291 -60.1 -64.4 57 4.3 -60.2 130 25 350.2 350.2 296.7 350.3 0.04 37 167 13617 -62.5 -71.5 29 9.0 -62.6 130 29 351.5 351.5 297.0 351.5 0.01 38 156 14034 -66.3 -75.3 27 9.0 -66.4 130 33 351.9 351.9 297.1 351.9 0.01 39 150 14270 -68.3 -75.3 36 7.0 -68.4 130 36 352.4 352.4 297.1 352.5 0.01 40 140 14681 -71.7 -77.7 40 6.0 -71.7 137 31 353.5 353.5 297.4 353.5 0.01 41 100 16610 -83.7 -90.7 28 7.0 -83.7 170 9 366.0 366.0 299.8 366.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 548.76 mb = 5158.17 m = 16922.91 ft Wetbulb zero: 692.57 mb = 3247.92 m = 10655.78 ft Precipitable water: 1.42 inches Sfc-500 mean rel hum: 42.95 % Est. max temperature: 30.99 C = 87.78 F Sfc-Lift cond lev (LCL): 991.50 mb = 188.44 m = 618.24 ft T: 23.08 C 700-500 lapse rate: 5.75 C/km ThetaE index: 25.20 C Layer 925.0- 633.0 mb Conv cond level (CCL): 927.25 mb = 770.98 m = 2529.44 ft Mean mixing ratio: 15.36 g/kg Conv temperature: 26.80 C = 80.25 F Cap Strength: 3.83 C Lifted Index: 1.54 C Risk: Showers probable Lifted Index @300 mb: 2.58 C Lifted Index @700 mb: 3.00 C Showalter Index: 5.17 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 15.90 C K Index: 6.50 Risk: None Sweat Index: 178.20 Risk: None Energy Index: 0.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.91 J/kg Max Up Vert Vel: 4.45 m/s Conv Inhibition (B-): 2482.35 J/kg Cap Strength: 3.64 C Lift Cond Lev (LCL): 942.18 mb = 632.75 m = 2075.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 63 at 7 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 60 3 -2.6 -1.5 | 245 4 3.8 1.7 1 1000 114 45 5 -3.5 -3.5 | 276 3 2.8 -0.3 2 925 792 5 7 -0.6 -7.0 | 303 7 5.8 -3.7 3 850 1518 20 13 -4.4 -12.2 | 348 9 1.9 -9.0 4 700 3159 25 7 -3.0 -6.3 | 312 5 3.4 -3.1 5 500 5890 55 13 -10.6 -7.5 | 45 6 -4.3 -4.2 6 400 7620 85 13 -13.0 -1.1 | 108 7 -6.6 2.1 7 300 9730 95 15 -14.9 1.3 | 118 10 -8.6 4.5 8 250 11000 80 5 -4.9 -0.9 | 212 3 1.4 2.4 9 200 12480 130 17 -13.0 10.9 | 155 16 -6.6 14.2 10 150 14270 130 36 -27.6 23.1 | 141 34 -21.2 26.4 11 100 16610 170 9 -1.6 8.9 | 202 13 4.8 12.1 Wind Parameters Mean winds (0-6000m): 33.2 at 9.5 knts Storm direction: 63.2 at 7.1 knts Shear (0-3000m) pos: 0.4 neg: 1.3 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): 72.5 deg Storm rel helicity (0-3000m) pos: 15.9 neg: -5.7 tot: 10.2 m^2/s^2 ave: 3.4 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.09 Bulk Shear: 2.43 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 35 5 288 4| 0.0 4.4 4.4| 3.1 0.0 3.1 6.1 0.70| 5.0 3.5 1000 20 6 301 5| 0.0 3.8 3.8| 6.8 0.0 6.8 6.8 0.62| 4.5 2.8 1500 18 8 317 6| 1.6 2.5 4.1| 15.9 0.0 15.9 10.6 0.72| 4.6 3.3 2000 19 9 326 6| 0.8 1.9 2.7| 15.9 -1.7 14.1 7.1 0.58| 3.9 2.3 2500 20 9 328 6| 0.4 1.5 2.0| 15.9 -3.7 12.2 4.9 0.46| 3.5 1.6 3000 20 9 328 6| 0.4 1.3 1.7| 15.9 -5.7 10.2 3.4 0.34| 3.2 1.1 4000 22 9 328 6| 0.5 0.9 1.4| 18.4 -6.1 12.3 3.1 0.38| 2.8 1.1 5000 27 9 334 5| 0.7 0.8 1.4| 21.8 -6.1 15.7 3.1 0.45| 2.5 1.1 6000 33 10 346 5| 0.8 0.6 1.5| 26.1 -6.1 20.0 3.3 0.51| 2.4 1.2 Wrote GIF file: /home/apache/climate/data/raob//VVTS/skewt/VVTS.skewt.20251207.00.gif