UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025070800.upa.cvt Date: 0000Z 8 JUL 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 8 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 66 SFC 972 314 25.8 17.8 61 8.0 20.3 0 0 301.4 303.8 294.4 340.6 13.31 2 925 751 22.8 16.8 69 6.0 18.7 45 2 302.6 305.0 294.7 341.4 13.12 3 850 1485 19.4 13.4 68 6.0 15.4 275 3 306.5 308.6 294.6 340.9 11.44 4 815 1846 16.6 11.9 74 4.7 13.6 265 15 307.2 309.2 294.3 339.8 10.80 5 742 2644 15.2 8.2 63 7.0 10.8 277 22 314.0 315.8 295.0 342.8 9.24 6 700 3136 11.6 5.6 67 6.0 8.0 285 23 315.3 316.9 294.6 341.0 8.18 7 691 3244 10.8 4.8 66 6.0 7.2 289 24 315.6 317.1 294.4 340.2 7.83 8 635 3945 7.8 -0.2 57 8.0 3.4 298 23 319.9 321.1 294.1 339.1 5.95 9 580 4683 1.8 -3.0 70 4.8 -0.7 293 14 321.3 322.3 294.0 338.5 5.29 10 541 5243 0.0 -4.8 70 4.8 -2.4 275 10 325.6 326.6 294.8 342.0 4.96 11 500 5870 -4.1 -6.6 83 2.5 -5.3 240 9 328.0 329.0 295.2 343.7 4.67 12 466 6422 -7.9 -9.3 90 1.4 -8.5 251 5 330.0 330.8 295.2 343.7 4.06 13 445 6779 -10.3 -11.9 88 1.6 -11.0 263 6 331.3 332.0 295.1 343.2 3.46 14 432 7007 -10.7 -13.0 83 2.3 -11.6 270 7 333.7 334.3 295.5 344.9 3.26 15 422 7188 -9.7 -14.7 67 5.0 -11.7 276 8 337.2 337.8 296.1 347.4 2.90 16 400 7600 -11.7 -21.7 43 10.0 -15.0 290 9 339.8 340.1 295.7 345.9 1.69 17 397 7658 -11.9 -23.9 36 12.0 -15.6 290 10 340.3 340.5 295.6 345.4 1.40 18 392 7755 -12.7 -24.7 36 12.0 -16.3 289 10 340.4 340.7 295.6 345.3 1.32 19 300 9740 -28.1 -36.1 46 8.0 -29.5 140 1 345.8 345.9 296.2 348.1 0.58 20 264 10643 -35.1 -41.1 54 6.0 -35.8 82 7 348.4 348.5 296.6 350.0 0.40 21 250 11020 -37.9 -45.9 43 8.0 -38.7 85 11 349.7 349.8 296.8 350.7 0.25 22 205 12358 -48.7 -59.7 27 11.0 -49.1 88 24 353.1 353.2 297.4 353.4 0.06 23 200 12520 -50.1 -61.1 26 11.0 -50.5 85 27 353.4 353.4 297.4 353.7 0.05 24 162 13859 -61.7 -65.7 59 4.0 -61.7 77 36 355.9 355.9 297.9 356.0 0.03 25 150 14330 -65.9 -70.9 50 5.0 -66.0 85 37 356.6 356.6 298.0 356.6 0.02 26 138 14830 -70.3 -74.7 52 4.4 -70.4 82 27 357.4 357.4 298.2 357.5 0.01 27 103 16515 -82.1 -86.4 48 4.3 -82.1 64 18 366.0 366.0 299.8 366.0 0.00 28 100 16680 -83.3 -86.3 59 3.0 -83.3 60 20 366.8 366.8 300.0 366.8 0.00 29 95 16964 -84.9 -87.3 65 2.4 -84.9 55 25 369.1 369.1 300.4 369.1 0.00 30 91 17203 -84.1 -85.8 74 1.7 -84.1 66 27 375.2 375.2 301.5 375.2 0.00 31 88 17388 -84.3 -86.8 64 2.5 -84.3 75 29 378.4 378.4 302.0 378.4 0.00 32 86 17517 -81.9 -85.0 59 3.1 -81.9 81 30 385.8 385.8 303.2 385.8 0.00 33 84 17650 -76.3 -84.3 27 8.0 -76.3 87 31 399.8 399.8 305.2 399.8 0.00 34 83 17720 -76.1 -85.1 23 9.0 -76.2 90 32 401.5 401.5 305.4 401.5 0.00 35 70 18730 -65.7 -78.7 15 13.0 -65.9 100 37 443.8 443.8 310.3 443.9 0.01 36 68 18907 -64.3 -77.3 15 13.0 -64.5 96 34 450.5 450.5 310.9 450.6 0.02 37 64 19277 -66.5 -79.5 14 13.0 -66.7 87 27 453.6 453.6 311.2 453.7 0.01 38 50 20780 -64.9 -79.9 11 15.0 -65.2 60 29 490.5 490.5 314.2 490.6 0.01 39 44 21560 -64.9 -80.9 9 16.0 -65.2 508.8 508.8 315.6 508.9 0.01 40 36 22801 -58.9 -77.9 7 19.0 -59.7 554.4 554.4 318.3 554.6 0.03 TRP 95 16964 -84.9 -87.3 65 2.4 -84.9 55 25 369.1 369.1 300.4 369.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5804.00 m Freezing level: 541.00 mb = 5243.19 m = 17201.85 ft Wetbulb zero: 589.30 mb = 4553.79 m = 14940.07 ft Precipitable water: 1.85 inches Sfc-500 mean rel hum: 67.62 % Est. max temperature: 31.43 C = 88.57 F Sfc-Lift cond lev (LCL): 864.81 mb = 1335.01 m = 4379.91 ft T: 20.09 C 700-500 lapse rate: 5.74 C/km ThetaE index: 4.29 C Layer 700.0- 541.0 mb Conv cond level (CCL): 708.61 mb = 3032.83 m = 9950.11 ft Mean mixing ratio: 12.84 g/kg Conv temperature: 39.36 C = 102.85 F Cap Strength: 4.87 C Lifted Index: 2.21 C Risk: None Lifted Index @300 mb: 5.28 C Lifted Index @700 mb: 3.55 C Showalter Index: 2.33 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 17.50 C K Index: 30.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 175.80 Risk: None Energy Index: 0.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.16 J/kg Max Up Vert Vel: 5.51 m/s Conv Inhibition (B-): 17865.16 J/kg Cap Strength: 4.74 C Lift Cond Lev (LCL): 837.68 mb = 1610.23 m = 5282.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 313 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 ---------------------------------------------------------- 0 972 314 0 0 -0.0 -0.0 | 133 10 -7.4 6.9 1 940 610 180 1 0.0 1.0 | 137 11 -7.4 7.9 2 925 751 45 2 -1.4 -1.4 | 122 10 -8.8 5.5 3 908 914 0 0 -0.0 -0.0 | 133 10 -7.4 6.9 4 876 1219 270 4 4.0 -0.0 | 154 8 -3.4 6.9 5 850 1485 275 3 3.0 -0.3 | 147 8 -4.4 6.7 6 816 1829 265 15 14.9 1.3 | 223 11 7.6 8.2 7 788 2134 275 18 17.9 -1.6 | 243 12 10.6 5.4 8 760 2438 270 22 22.0 -0.0 | 245 16 14.6 6.9 9 733 2743 280 22 21.7 -3.8 | 258 15 14.3 3.1 10 700 3136 285 23 22.2 -6.0 | 266 15 14.8 1.0 11 656 3658 305 27 22.1 -15.5 | 300 17 14.7 -8.5 12 609 4267 290 19 17.9 -6.5 | 268 10 10.5 0.4 13 565 4877 295 11 10.0 -4.6 | 229 3 2.6 2.3 14 500 5870 240 9 7.8 4.5 | 182 11 0.4 11.4 15 486 6096 240 4 3.5 2.0 | 156 10 -3.9 8.9 16 400 7600 290 9 8.5 -3.1 | 196 4 1.1 3.9 17 399 7620 290 10 9.4 -3.4 | 210 4 2.0 3.5 18 325 9144 280 6 5.9 -1.0 | 166 6 -1.5 5.9 19 300 9740 140 1 -0.6 0.8 | 134 11 -8.0 7.7 20 263 10668 80 7 -6.9 -1.2 | 112 15 -14.3 5.7 21 250 11020 85 11 -11.0 -1.0 | 108 19 -18.3 6.0 22 210 12192 90 22 -22.0 0.0 | 103 30 -29.4 6.9 23 200 12520 85 27 -26.9 -2.4 | 98 35 -34.3 4.6 24 165 13716 75 36 -34.8 -9.3 | 87 42 -42.1 -2.4 25 150 14330 85 37 -36.9 -3.2 | 95 44 -44.2 3.7 26 128 15240 80 19 -18.7 -3.3 | 98 26 -26.1 3.6 27 104 16459 65 18 -16.3 -7.6 | 88 24 -23.7 -0.7 28 100 16680 60 20 -17.3 -10.0 | 83 25 -24.7 -3.1 29 95 16964 55 25 -20.5 -14.3 | 75 29 -27.9 -7.4 30 76 18288 115 37 -33.5 15.6 | 119 47 -40.9 22.6 31 70 18730 100 37 -36.4 6.4 | 107 46 -43.8 13.4 32 59 19812 75 18 -17.4 -4.7 | 95 25 -24.8 2.3 33 50 20780 60 29 -25.1 -14.5 | 77 33 -32.5 -7.6 34 44 21336 70 40 -37.6 -13.7 | 81 45 -45.0 -6.7 Wind Parameters Mean winds (0-6000m): 283.3 at 13.5 knts Storm direction: 313.3 at 10.1 knts Shear (0-3000m) pos: 2.3 neg: 2.6 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 144.7 deg Storm rel helicity (0-3000m) pos: 81.6 neg: -9.3 tot: 72.3 m^2/s^2 ave: 24.1 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 7.0 stream: 4.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.55 Bulk Shear: 27.53 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 ------------------------------------------------------------------------------- 500 103 1 131 11| 1.3 0.0 1.3| 3.0 -6.9 -3.9 -7.8 -0.25| 5.4 -1.4 1000 270 1 140 9| 0.6 2.2 2.9| 12.5 -8.5 4.0 4.0 0.19| 6.1 1.2 1500 268 3 150 8| 0.4 5.2 5.6| 32.0 -9.3 22.8 15.2 0.49| 8.1 4.0 2000 270 7 176 7| 1.6 3.9 5.5| 46.3 -9.3 37.0 18.5 0.54| 7.9 4.2 2500 272 10 201 7| 1.9 3.1 5.0| 62.2 -9.3 53.0 21.2 0.56| 7.4 4.2 3000 277 12 220 7| 2.3 2.6 4.9| 81.6 -9.3 72.3 24.1 0.61| 7.0 4.3 4000 286 15 248 8| 2.1 1.8 3.9|105.0 -33.6 71.4 17.9 0.42| 7.3 3.1 5000 286 15 247 7| 1.4 1.7 3.1|105.0 -42.3 62.7 12.5 0.26| 7.0 1.8 6000 283 14 236 7| 1.4 1.7 3.1|106.8 -63.0 43.8 7.3 0.13| 6.8 0.9 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250708.00.gif