UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102200.upa.cvt Date: 0000Z 22 OCT 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 22 OCT 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 123 SFC 978 314 23.6 16.6 65 7.0 18.9 0 0 298.6 300.9 292.9 334.3 12.24 2 977 323 22.0 17.0 73 5.0 18.7 1 0 297.1 299.4 292.7 333.5 12.57 3 964 440 21.2 16.9 76 4.3 18.3 13 6 297.5 299.7 292.8 334.1 12.66 4 935 708 23.6 14.6 57 9.0 17.6 25 13 302.5 304.6 293.3 335.8 11.24 5 925 802 22.8 13.8 57 9.0 16.9 20 13 302.6 304.6 292.9 334.6 10.78 6 850 1533 17.8 8.8 56 9.0 12.3 60 10 304.8 306.3 291.7 330.0 8.39 7 775 2315 11.4 6.4 71 5.0 8.5 73 17 306.1 307.5 291.6 329.7 7.80 8 735 2757 9.6 4.6 71 5.0 6.7 60 15 308.8 310.1 292.0 331.0 7.25 9 733 2780 9.6 4.6 71 5.0 6.7 60 15 309.0 310.4 292.1 331.3 7.27 10 720 2929 11.6 -0.4 43 12.0 5.2 62 14 312.8 313.8 291.5 329.0 5.16 11 700 3165 11.4 -2.6 37 14.0 4.1 65 13 315.1 316.0 291.6 329.5 4.51 12 693 3249 11.6 -3.4 35 15.0 3.9 64 13 316.2 317.1 291.7 330.0 4.29 13 673 3492 10.4 -6.6 30 17.0 2.2 62 11 317.6 318.2 291.4 328.8 3.46 14 603 4393 3.2 -8.8 41 12.0 -2.2 29 8 319.4 320.0 291.7 330.1 3.26 15 500 5890 -3.5 -23.5 20 20.0 -9.9 65 6 328.8 329.0 292.5 332.9 1.15 16 459 6565 -6.9 -31.9 12 25.0 -13.3 41 6 332.7 332.8 293.0 334.8 0.58 17 450 6720 -7.3 -32.3 12 25.0 -13.6 43 6 334.1 334.2 293.4 336.2 0.56 18 400 7630 -13.5 -37.5 11 24.0 -18.4 65 3 337.4 337.5 294.0 338.9 0.38 19 300 9750 -28.9 -49.9 11 21.0 -31.0 70 7 344.6 344.7 295.6 345.2 0.13 20 257 10840 -37.7 -59.7 8 22.0 -38.9 247 3 347.3 347.3 296.1 347.5 0.05 21 250 11030 -38.9 -56.9 13 18.0 -39.9 260 4 348.2 348.2 296.3 348.5 0.07 22 200 12520 -50.1 -64.1 18 14.0 -50.5 235 12 353.4 353.4 297.4 353.6 0.03 23 150 14330 -65.9 -74.9 27 9.0 -66.0 210 13 356.6 356.6 298.0 356.6 0.01 24 138 14831 -69.9 -78.9 26 9.0 -69.9 189 15 358.1 358.1 298.3 358.1 0.01 25 127 15321 -73.7 -83.7 20 10.0 -73.7 169 16 359.9 359.9 298.7 359.9 0.00 26 101 16625 -83.7 -88.4 43 4.7 -83.7 144 19 365.0 365.0 299.7 365.0 0.00 27 100 16680 -83.7 -88.3 44 4.6 -83.7 145 20 366.0 366.0 299.8 366.0 0.00 28 91 17200 -85.7 -89.7 48 4.0 -85.7 95 12 372.0 372.0 300.9 372.1 0.00 29 84 17638 -85.9 -88.5 63 2.6 -85.9 91 17 380.3 380.3 302.3 380.3 0.00 30 84 17638 -85.9 -88.7 60 2.8 -85.9 91 17 380.3 380.3 302.3 380.3 0.00 31 80 17911 -78.5 -83.5 44 5.0 -78.5 88 19 400.8 400.8 305.3 400.9 0.00 32 78 18055 -77.9 -84.9 31 7.0 -77.9 87 21 405.0 405.0 305.9 405.0 0.00 33 74 18358 -75.1 -83.1 28 8.0 -75.2 90 24 417.0 417.0 307.4 417.1 0.01 34 70 18680 -74.7 -83.7 23 9.0 -74.7 110 26 424.6 424.6 308.2 424.6 0.01 35 65 19112 -74.5 -84.5 20 10.0 -74.6 108 24 434.1 434.1 309.3 434.1 0.00 36 58 19789 -67.7 -81.7 12 14.0 -67.9 105 22 463.8 463.8 312.1 463.9 0.01 37 53 20330 -69.9 -83.9 11 14.0 -70.1 96 24 470.9 470.9 312.7 470.9 0.01 38 50 20680 -66.7 -81.7 10 15.0 -66.9 90 25 486.3 486.3 314.0 486.4 0.01 39 48 20928 -65.5 -81.5 9 16.0 -65.8 91 26 494.9 494.9 314.6 494.9 0.01 40 45 21320 -66.1 -82.1 9 16.0 -66.4 94 28 502.6 502.6 315.1 502.7 0.01 41 39 22199 -60.5 -80.5 6 20.0 -61.2 537.8 537.8 317.4 537.9 0.02 TRP 91 17200 -85.7 -89.7 48 4.0 -85.7 95 12 372.0 372.0 300.9 372.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5767.00 m Freezing level: 553.81 mb = 5107.81 m = 16757.72 ft Wetbulb zero: 638.15 mb = 3928.24 m = 12887.76 ft Precipitable water: 1.24 inches Sfc-500 mean rel hum: 46.67 % Est. max temperature: 30.08 C = 86.15 F Sfc-Lift cond lev (LCL): 882.53 mb = 1208.31 m = 3964.22 ft T: 20.02 C 700-500 lapse rate: 5.47 C/km ThetaE index: 6.13 C Layer 925.0- 735.0 mb Conv cond level (CCL): 775.29 mb = 2311.85 m = 7584.73 ft Mean mixing ratio: 11.01 g/kg Conv temperature: 30.97 C = 87.75 F Cap Strength: 6.34 C Lifted Index: 5.86 C Risk: None Lifted Index @300 mb: 8.87 C Lifted Index @700 mb: 5.70 C Showalter Index: 7.73 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 12.30 C K Index: 16.10 Risk: < 20 % chance of thunderstorms Sweat Index: 131.60 Risk: None Energy Index: 0.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.53 J/kg Max Up Vert Vel: 7.81 m/s Conv Inhibition (B-): 14878.48 J/kg Cap Strength: 6.32 C Lift Cond Lev (LCL): 827.34 mb = 1761.72 m = 5779.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 86 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 ---------------------------------------------------------- 0 978 314 0 0 -0.0 -0.0 | 266 7 7.2 0.5 1 946 610 30 13 -6.5 -11.3 | 356 11 0.7 -10.8 2 925 802 20 13 -4.4 -12.2 | 347 12 2.8 -11.7 3 913 914 40 14 -9.0 -10.7 | 10 10 -1.8 -10.2 4 881 1219 60 10 -8.7 -5.0 | 18 5 -1.4 -4.5 5 850 1533 60 10 -8.7 -5.0 | 18 5 -1.4 -4.5 6 821 1829 100 8 -7.9 1.4 | 161 2 -0.7 1.9 7 791 2134 70 12 -11.3 -4.1 | 48 5 -4.1 -3.6 8 763 2438 75 21 -20.3 -5.4 | 69 14 -13.1 -4.9 9 736 2743 60 15 -13.0 -7.5 | 39 9 -5.8 -7.0 10 700 3165 65 13 -11.8 -5.5 | 42 7 -4.6 -5.0 11 659 3658 60 10 -8.7 -5.0 | 18 5 -1.4 -4.5 12 611 4267 25 9 -3.8 -8.2 | 336 8 3.4 -7.7 13 567 4877 50 4 -3.1 -2.6 | 297 5 4.2 -2.1 14 500 5890 65 6 -5.4 -2.5 | 319 3 1.8 -2.0 15 487 6096 35 7 -4.0 -5.7 | 329 6 3.2 -5.2 16 401 7620 55 4 -3.3 -2.3 | 295 4 3.9 -1.8 17 400 7630 65 3 -2.7 -1.3 | 280 5 4.5 -0.8 18 326 9144 40 8 -5.1 -6.1 | 340 6 2.1 -5.6 19 300 9750 70 7 -6.6 -2.4 | 341 2 0.6 -1.9 20 263 10668 235 3 2.5 1.7 | 257 10 9.7 2.2 21 250 11030 260 4 3.9 0.7 | 264 11 11.2 1.2 22 210 12192 230 11 8.4 7.1 | 244 17 15.6 7.6 23 200 12520 235 12 9.8 6.9 | 247 19 17.0 7.4 24 165 13716 220 12 7.7 9.2 | 237 18 14.9 9.7 25 150 14330 210 13 6.5 11.3 | 229 18 13.7 11.8 26 128 15240 170 16 -2.8 15.8 | 195 17 4.4 16.3 27 104 16459 140 17 -10.9 13.0 | 165 14 -3.7 13.5 28 100 16680 145 20 -11.5 16.4 | 166 17 -4.3 16.9 29 91 17200 95 12 -12.0 1.0 | 108 5 -4.7 1.5 30 75 18288 85 23 -22.9 -2.0 | 85 16 -15.7 -1.5 31 70 18680 110 26 -24.4 8.9 | 119 20 -17.2 9.4 32 58 19812 105 22 -21.3 5.7 | 114 15 -14.0 6.2 33 50 20680 90 25 -25.0 0.0 | 92 18 -17.8 0.5 34 43 21336 95 29 -28.9 2.5 | 98 22 -21.7 3.0 Wind Parameters Mean winds (0-6000m): 56.1 at 9.6 knts Storm direction: 86.1 at 7.2 knts Shear (0-3000m) pos: 1.1 neg: 1.6 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 130.2 deg Storm rel helicity (0-3000m) pos: 51.2 neg: -25.0 tot: 26.2 m^2/s^2 ave: 8.7 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 10.22 Bulk Shear: 2.99 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 27 9 338 8| 13.5 0.0 13.5| 27.5 -4.1 23.4 46.7 0.75| 15.9 12.0 1000 38 11 355 8| 5.1 0.0 5.1| 41.6 -4.1 37.5 37.5 0.66| 13.1 8.6 1500 47 10 3 6| 2.8 0.0 2.8| 44.3 -4.1 40.1 26.8 0.68| 11.0 7.5 2000 56 11 16 6| 2.1 2.7 4.8| 47.7 -7.5 40.3 20.1 0.43| 11.2 4.9 2500 60 12 31 6| 1.7 2.0 3.6| 50.6 -23.9 26.7 10.7 0.26| 11.1 2.9 3000 61 12 32 7| 1.1 1.6 2.8| 51.2 -25.0 26.2 8.7 0.24| 9.7 2.4 4000 58 12 26 6| 0.9 1.4 2.2| 51.2 -35.6 15.6 3.9 0.11| 8.3 1.0 5000 56 10 16 5| 1.0 1.1 2.1| 51.8 -40.7 11.0 2.2 0.06| 7.3 0.5 6000 56 10 9 5| 0.9 1.2 2.1| 53.1 -41.2 11.8 2.0 0.07| 6.5 0.5 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20251022.00.gif