UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025071612.upa.cvt Date: 1200Z 16 JUL 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:1200Z 16 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 44 SFC 970 314 27.0 22.0 74 5.0 23.3 355 2 302.8 306.0 297.5 354.4 17.41 2 943 563 24.2 21.4 84 2.8 22.2 246 5 302.4 305.6 297.4 353.5 17.26 3 925 732 23.4 20.5 84 2.9 21.3 175 4 303.2 306.3 297.2 352.6 16.63 4 850 1468 19.8 15.4 76 4.4 16.8 285 17 306.9 309.3 295.8 346.2 13.06 5 840 1570 19.0 14.6 76 4.4 16.0 289 16 307.1 309.4 295.5 344.9 12.54 6 798 2011 18.6 12.6 68 6.0 14.6 294 13 311.2 313.4 295.9 346.7 11.57 7 700 3123 11.0 7.8 81 3.2 9.0 290 16 314.7 316.5 295.4 344.4 9.54 8 632 3970 5.8 4.3 90 1.5 4.9 325 13 318.1 319.7 295.3 344.3 8.27 9 500 5860 -3.5 -5.0 89 1.5 -4.3 5 9 328.8 329.8 295.8 346.4 5.28 10 469 6365 -5.5 -6.4 93 0.9 -6.0 18 9 332.4 333.4 296.5 349.5 5.06 11 400 7600 -12.5 -14.9 82 2.4 -13.5 55 8 338.7 339.4 296.5 349.4 3.01 12 368 8230 -9.7 -16.7 57 7.0 -12.6 48 6 350.6 351.2 298.9 361.1 2.82 13 303 9669 -23.7 -29.7 58 6.0 -25.1 126 3 351.0 351.2 297.7 355.1 1.08 14 302 9693 -25.5 -31.5 57 6.0 -26.8 131 3 348.8 349.0 297.1 352.3 0.91 15 301 9716 -25.9 -30.9 63 5.0 -27.0 135 3 348.6 348.8 297.1 352.3 0.97 16 300 9740 -26.1 -31.1 63 5.0 -27.2 140 3 348.6 348.8 297.1 352.3 0.95 17 250 11030 -36.7 -40.2 70 3.5 -37.1 95 10 351.5 351.6 297.4 353.4 0.46 18 208 12281 -47.3 -49.9 75 2.6 -47.4 80 18 353.9 353.9 297.6 354.7 0.19 19 202 12475 -49.1 -55.1 50 6.0 -49.4 80 18 354.0 354.0 297.6 354.5 0.11 20 200 12540 -49.7 -54.4 58 4.7 -49.9 80 18 354.1 354.1 297.6 354.6 0.12 21 179 13254 -55.7 -58.8 68 3.1 -55.8 80 22 355.7 355.7 297.9 356.0 0.08 22 163 13841 -61.5 -65.6 58 4.1 -61.6 79 25 355.6 355.6 297.8 355.7 0.03 23 150 14350 -65.9 -70.9 50 5.0 -66.0 75 26 356.6 356.6 298.0 356.6 0.02 24 117 15814 -77.3 -81.9 48 4.6 -77.3 83 42 361.8 361.8 299.1 361.8 0.00 25 113 16013 -78.1 -83.1 44 5.0 -78.1 90 44 363.9 363.9 299.4 363.9 0.00 26 100 16710 -78.3 -82.9 47 4.6 -78.3 95 51 376.4 376.4 301.6 376.5 0.00 27 82 17843 -78.9 -84.9 37 6.0 -78.9 91 45 397.2 397.2 304.8 397.2 0.00 28 70 18760 -72.3 -83.3 18 11.0 -72.3 100 50 429.7 429.7 308.8 429.7 0.01 29 58 19893 -62.5 -77.5 12 15.0 -62.9 87 49 475.6 475.6 313.1 475.7 0.02 30 51 20685 -63.3 -78.3 11 15.0 -63.6 491.5 491.5 314.4 491.6 0.02 TRP 113 16013 -78.1 -83.1 44 5.0 -78.1 90 44 363.9 363.9 299.4 363.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5816.00 m Freezing level: 549.68 mb = 5148.64 m = 16891.65 ft Wetbulb zero: 561.48 mb = 4924.31 m = 16155.67 ft Precipitable water: 2.28 inches Sfc-500 mean rel hum: 82.48 % Est. max temperature: 33.18 C = 91.73 F Sfc-Lift cond lev (LCL): 902.20 mb = 949.27 m = 3114.37 ft T: 22.34 C 700-500 lapse rate: 5.30 C/km ThetaE index: 9.49 C Layer 943.0- 798.0 mb Conv cond level (CCL): 780.39 mb = 2200.74 m = 7220.19 ft Mean mixing ratio: 16.12 g/kg Conv temperature: 35.95 C = 96.71 F Cap Strength: 2.70 C Lifted Index: -1.18 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.36 C Lifted Index @700 mb: -0.04 C Showalter Index: 0.87 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 18.90 C K Index: 35.50 Risk: > 80 % chance of thunderstorms Sweat Index: 227.80 Risk: None Energy Index: -0.01 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 150.83 J/kg Max Up Vert Vel: 17.37 m/s Conv Inhibition (B-): 109.88 J/kg Cap Strength: 2.62 C Lift Cond Lev (LCL): 874.43 mb = 1221.35 m = 4007.01 ft Lev Free Conv (LFC): 699.43 mb = 3129.74 m = 10268.04 ft Equ Level (EL): 399.43 mb = 7610.75 m = 24969.34 ft B at Equ Level: 147.26 J/kg Max Parcel Lev (MPL): 349.43 mb = 8613.11 m = 28257.88 ft Wind level data Storm motion: 344 at 9 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 ---------------------------------------------------------- 0 970 314 355 2 0.2 -2.0 | 161 7 -2.3 6.4 1 938 610 225 6 4.2 4.2 | 188 13 1.8 12.7 2 925 732 175 4 -0.3 4.0 | 167 13 -2.8 12.4 3 906 914 280 11 10.8 -1.9 | 232 11 8.4 6.5 4 875 1219 285 18 17.4 -4.7 | 256 15 15.0 3.8 5 850 1468 285 17 16.4 -4.4 | 254 15 14.0 4.0 6 815 1829 300 14 12.1 -7.0 | 262 10 9.7 1.4 7 786 2134 290 12 11.3 -4.1 | 244 10 8.8 4.3 8 759 2438 290 10 9.4 -3.4 | 234 9 7.0 5.0 9 732 2743 290 14 13.2 -4.8 | 251 11 10.7 3.7 10 700 3123 290 16 15.0 -5.5 | 257 13 12.6 3.0 11 655 3658 315 14 9.9 -9.9 | 281 8 7.5 -1.5 12 608 4267 335 12 5.1 -10.9 | 313 4 2.6 -2.4 13 564 4877 5 10 -0.9 -10.0 | 65 4 -3.3 -1.5 14 500 5860 5 9 -0.8 -9.0 | 81 3 -3.2 -0.5 15 485 6096 10 9 -1.6 -8.9 | 84 4 -4.0 -0.4 16 400 7600 55 8 -6.6 -4.6 | 113 10 -9.0 3.9 17 399 7620 60 8 -6.9 -4.0 | 115 10 -9.4 4.4 18 325 9144 30 4 -2.0 -3.5 | 138 7 -4.4 5.0 19 300 9740 140 3 -1.9 2.3 | 158 12 -4.4 10.7 20 263 10668 85 8 -8.0 -0.7 | 127 13 -10.4 7.7 21 250 11030 95 10 -10.0 0.9 | 127 16 -12.4 9.3 22 211 12192 80 18 -17.7 -3.1 | 105 21 -20.2 5.3 23 200 12540 80 18 -17.7 -3.1 | 105 21 -20.2 5.3 24 166 13716 80 25 -24.6 -4.3 | 99 27 -27.1 4.1 25 150 14350 75 26 -25.1 -6.7 | 94 28 -27.5 1.7 26 129 15240 65 38 -34.4 -16.1 | 78 38 -36.9 -7.6 27 113 16013 90 44 -44.0 0.0 | 100 47 -46.4 8.4 28 104 16459 90 50 -50.0 0.0 | 99 53 -52.4 8.4 29 100 16710 95 51 -50.8 4.4 | 104 55 -53.2 12.9 30 76 18288 90 43 -43.0 0.0 | 101 46 -45.4 8.4 31 70 18760 100 50 -49.2 8.7 | 108 54 -51.7 17.1 32 57 19812 85 49 -48.8 -4.3 | 95 51 -51.2 4.2 Wind Parameters Mean winds (0-6000m): 313.9 at 11.7 knts Storm direction: 343.9 at 8.8 knts Shear (0-3000m) pos: 2.8 neg: 1.9 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 103.8 deg Storm rel helicity (0-3000m) pos: 88.5 neg: -29.5 tot: 59.1 m^2/s^2 ave: 19.7 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 3.4 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 7.04 Bulk Shear: 21.44 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 ------------------------------------------------------------------------------- 500 221 5 183 12| 0.0 8.9 8.9| 23.6 -17.0 6.6 13.1 0.19| 19.0 3.6 1000 273 9 221 10| 8.1 4.4 12.5| 67.6 -17.4 50.1 50.1 0.50| 18.2 9.1 1500 281 12 235 11| 4.9 3.0 7.9| 72.4 -18.2 54.2 36.1 0.46| 14.0 6.5 2000 285 12 239 10| 3.7 2.8 6.5| 72.4 -28.2 44.2 22.1 0.34| 11.6 3.9 2500 286 12 240 10| 3.0 2.3 5.2| 80.4 -29.5 50.9 20.4 0.35| 10.2 3.6 3000 287 12 243 11| 2.8 1.9 4.7| 88.5 -29.5 59.1 19.7 0.37| 9.2 3.4 4000 296 13 252 9| 2.4 1.4 3.8| 99.6 -29.5 70.2 17.5 0.41| 8.2 3.4 5000 306 12 260 8| 1.9 1.1 3.0|103.8 -29.5 74.3 14.9 0.45| 7.2 3.3 6000 314 12 267 6| 1.6 1.0 2.6|104.9 -29.5 75.5 12.6 0.45| 6.2 2.8 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250716.12.gif