UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025071112.upa.cvt Date: 1200Z 11 JUL 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:1200Z 11 JUL 25 Station: VTCC WMO ident: 48327 Latitude: 18.78 Longitude: 98.98 Elevation: 314.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 -5 SFC 964 314 27.2 18.2 58 9.0 20.9 250 6 303.5 306.1 295.4 344.4 13.77 2 938 560 27.8 17.8 55 10.0 20.8 221 8 306.5 309.1 296.2 348.0 13.80 3 925 685 26.8 16.8 54 10.0 19.9 230 9 306.7 309.2 295.8 346.2 13.12 4 850 1426 21.0 15.0 69 6.0 16.9 305 5 308.1 310.5 295.9 346.6 12.72 5 826 1673 19.2 13.2 68 6.0 15.2 323 9 308.8 311.0 295.3 344.1 11.63 6 700 3079 11.2 6.8 74 4.4 8.5 355 8 314.9 316.6 295.0 342.7 8.90 7 680 3321 9.8 5.7 76 4.1 7.3 355 8 315.9 317.6 294.9 342.6 8.48 8 628 3978 6.6 2.7 76 3.9 4.3 358 7 319.6 321.0 295.1 343.3 7.43 9 500 5820 -2.7 -6.9 73 4.2 -4.7 5 8 329.7 330.7 295.6 345.1 4.56 10 404 7493 -10.7 -15.1 70 4.4 -12.5 350 10 340.1 340.7 296.7 350.5 2.93 11 400 7570 -11.3 -15.6 70 4.3 -13.0 350 10 340.3 340.9 296.7 350.4 2.84 12 315 9363 -22.1 -26.7 66 4.6 -23.3 75 16 349.3 349.6 297.6 354.5 1.37 13 300 9720 -24.9 -29.8 64 4.9 -26.1 75 19 350.3 350.5 297.6 354.4 1.08 14 250 11020 -35.1 -40.1 60 5.0 -35.8 80 17 353.9 354.0 297.8 355.8 0.47 15 200 12530 -47.9 -53.9 50 6.0 -48.2 80 28 356.9 356.9 298.2 357.5 0.13 16 176 13360 -55.3 -62.3 41 7.0 -55.5 83 30 358.0 358.1 298.4 358.3 0.05 17 150 14360 -64.1 -69.1 50 5.0 -64.1 80 40 359.7 359.7 298.7 359.8 0.02 18 143 14650 -66.7 -71.6 50 4.9 -66.7 80 40 360.1 360.1 298.7 360.1 0.02 19 108 16287 -80.3 -84.2 52 3.9 -80.3 80 54 364.5 364.5 299.5 364.5 0.00 20 100 16720 -81.3 -85.6 48 4.3 -81.3 90 54 370.6 370.6 300.7 370.7 0.00 21 96 16950 -81.7 -85.4 53 3.7 -81.7 96 52 374.2 374.2 301.3 374.2 0.00 22 93 17128 -82.3 -86.4 49 4.1 -82.3 100 50 376.4 376.4 301.6 376.5 0.00 23 89 17377 -78.1 -84.1 37 6.0 -78.1 99 49 389.6 389.6 303.8 389.6 0.00 24 79 18057 -79.5 -85.5 36 6.0 -79.5 96 48 400.2 400.2 305.2 400.2 0.00 25 72 18594 -72.5 -83.5 17 11.0 -72.6 98 52 425.8 425.8 308.4 425.9 0.01 26 70 18760 -71.1 -82.1 18 11.0 -71.2 100 55 432.3 432.3 309.1 432.3 0.01 27 68 18932 -70.3 -80.3 22 10.0 -70.4 101 54 437.6 437.6 309.6 437.6 0.01 28 50 20770 -68.9 -81.9 14 13.0 -69.1 105 47 481.1 481.1 313.5 481.2 0.01 29 49 20891 -68.7 -81.7 14 13.0 -68.9 103 48 484.4 484.4 313.8 484.4 0.01 30 39 22282 -62.1 -78.8 9 16.7 -62.6 100 63 533.8 533.8 317.2 533.9 0.02 31 34 23139 -58.1 -77.1 7 19.0 -59.0 98 55 565.6 565.6 318.9 565.8 0.03 32 30 23940 -51.3 -73.3 6 22.0 -53.5 105 45 604.8 604.8 320.9 605.3 0.06 33 24 25384 -53.1 -75.1 5 22.0 -55.3 639.4 639.4 322.3 639.9 0.06 TRP 93 17128 -82.3 -86.4 49 4.1 -82.3 100 50 376.4 376.4 301.6 376.5 0.00 WND 39 22282 -62.1 -78.8 9 16.7 -62.6 100 63 533.8 533.8 317.2 533.9 0.02 Sounding variables and indices 1000-500 mb thick: 5825.00 m Freezing level: 537.16 mb = 5285.31 m = 17340.03 ft Wetbulb zero: 566.83 mb = 4806.38 m = 15768.76 ft Precipitable water: 2.01 inches Sfc-500 mean rel hum: 70.70 % Est. max temperature: 32.95 C = 91.30 F Sfc-Lift cond lev (LCL): 845.55 mb = 1471.39 m = 4827.35 ft T: 20.67 C 700-500 lapse rate: 5.07 C/km ThetaE index: 4.06 C Layer 826.0- 628.0 mb Conv cond level (CCL): 730.52 mb = 2716.65 m = 8912.78 ft Mean mixing ratio: 13.23 g/kg Conv temperature: 36.91 C = 98.44 F Cap Strength: 3.04 C Lifted Index: 1.56 C Risk: Showers probable Lifted Index @300 mb: 5.43 C Lifted Index @700 mb: 1.60 C Showalter Index: 1.50 C Risk: Showers probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 17.70 C K Index: 34.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 198.00 Risk: None Energy Index: -0.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.98 J/kg Max Up Vert Vel: 5.10 m/s Conv Inhibition (B-): 19671.87 J/kg Cap Strength: 3.04 C Lift Cond Lev (LCL): 801.91 mb = 1924.79 m = 6314.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 17 at 6 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 ---------------------------------------------------------- 0 964 314 250 6 5.6 2.1 | 223 11 7.4 7.8 1 933 610 215 8 4.6 6.6 | 207 14 6.3 12.3 2 925 685 230 9 6.9 5.8 | 217 14 8.6 11.6 3 901 914 260 4 3.9 0.7 | 221 9 5.7 6.5 4 870 1219 315 6 4.2 -4.2 | 255 6 6.0 1.5 5 850 1426 305 5 4.1 -2.9 | 243 7 5.8 2.9 6 811 1829 335 11 4.6 -10.0 | 303 8 6.4 -4.2 7 782 2134 340 12 4.1 -11.3 | 313 8 5.8 -5.5 8 755 2438 345 8 2.1 -7.7 | 297 4 3.8 -1.9 9 728 2743 350 8 1.4 -7.9 | 304 4 3.1 -2.1 10 700 3079 355 8 0.7 -8.0 | 312 3 2.4 -2.2 11 652 3658 355 7 0.6 -7.0 | 297 3 2.3 -1.2 12 605 4267 360 7 -0.0 -7.0 | 305 2 1.7 -1.2 13 561 4877 10 9 -1.6 -8.9 | 357 3 0.2 -3.1 14 500 5820 5 8 -0.7 -8.0 | 335 2 1.0 -2.2 15 483 6096 350 11 1.9 -10.8 | 324 6 3.6 -5.0 16 400 7570 350 10 1.7 -9.8 | 320 5 3.5 -4.1 17 397 7620 20 11 -3.8 -10.3 | 24 5 -2.0 -4.5 18 324 9144 75 15 -14.5 -3.9 | 99 13 -12.8 1.9 19 300 9720 75 19 -18.4 -4.9 | 93 17 -16.6 0.9 20 263 10668 80 17 -16.7 -3.0 | 101 15 -15.0 2.8 21 250 11020 80 17 -16.7 -3.0 | 101 15 -15.0 2.8 22 210 12192 85 29 -28.9 -2.5 | 97 27 -27.2 3.3 23 200 12530 80 28 -27.6 -4.9 | 92 26 -25.9 0.9 24 166 13716 85 31 -30.9 -2.7 | 96 29 -29.2 3.1 25 150 14360 80 40 -39.4 -6.9 | 88 38 -37.7 -1.2 26 129 15240 80 41 -40.4 -7.1 | 88 39 -38.7 -1.3 27 105 16459 80 56 -55.1 -9.7 | 86 54 -53.4 -3.9 28 100 16720 90 54 -54.0 0.0 | 96 53 -52.3 5.8 29 93 17128 100 50 -49.2 8.7 | 107 50 -47.5 14.5 30 76 18288 95 47 -46.8 4.1 | 102 46 -45.1 9.9 31 70 18760 100 55 -54.2 9.6 | 106 55 -52.4 15.3 32 59 19812 105 49 -47.3 12.7 | 112 49 -45.6 18.5 33 50 20770 105 47 -45.4 12.2 | 112 47 -43.7 18.0 34 46 21336 95 52 -51.8 4.5 | 102 51 -50.1 10.3 35 39 22282 100 63 -62.0 10.9 | 106 63 -60.3 16.7 36 36 22860 95 58 -57.8 5.1 | 101 57 -56.1 10.8 37 30 23940 105 45 -43.5 11.6 | 113 45 -41.7 17.4 38 27 24384 110 38 -35.7 13.0 | 119 39 -34.0 18.8 Wind Parameters Mean winds (0-6000m): 346.6 at 8.1 knts Storm direction: 16.6 at 6.0 knts Shear (0-3000m) pos: 1.9 neg: 0.1 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 83.5 deg Storm rel helicity (0-3000m) pos: 37.4 neg: -15.8 tot: 21.5 m^2/s^2 ave: 7.2 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.57 Bulk Shear: 22.68 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 ------------------------------------------------------------------------------- 500 231 7 215 13| 0.0 0.4 0.4| 11.9 -11.1 0.8 1.6 0.00| 10.2 0.0 1000 252 6 225 11| 3.2 0.2 3.4| 20.8 -12.4 8.4 8.4 0.21| 9.3 1.9 1500 281 7 241 9| 4.2 0.1 4.3| 33.3 -13.5 19.8 13.2 0.39| 8.8 3.4 2000 307 8 262 8| 3.1 0.1 3.2| 36.6 -14.7 21.9 10.9 0.37| 7.6 2.8 2500 317 8 270 7| 2.3 0.1 2.4| 37.0 -15.6 21.4 8.6 0.33| 6.6 2.2 3000 325 8 276 6| 1.9 0.1 2.0| 37.4 -15.8 21.5 7.2 0.33| 5.7 1.8 4000 334 8 283 5| 1.4 0.0 1.5| 37.6 -16.1 21.5 5.4 0.31| 4.4 1.4 5000 343 8 292 4| 1.4 0.1 1.4| 38.9 -16.5 22.5 4.5 0.33| 3.8 1.3 6000 347 8 300 4| 1.1 0.3 1.4| 38.9 -17.9 21.0 3.5 0.26| 3.6 0.9 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250711.12.gif