UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 21 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 124 SFC 978 314 23.4 18.4 74 5.0 19.9 0 0 298.4 300.9 293.9 338.4 13.74 2 961 469 22.0 18.0 78 4.0 19.2 0 6 298.5 301.0 293.9 338.2 13.64 3 925 805 23.2 16.2 65 7.0 18.4 5 12 303.0 305.4 294.4 340.4 12.62 4 921 843 23.2 16.2 65 7.0 18.4 15 11 303.4 305.7 294.6 341.0 12.68 5 850 1538 18.6 13.6 73 5.0 15.3 60 11 305.6 307.8 294.4 340.4 11.60 6 799 2066 14.6 10.0 74 4.6 11.7 75 9 306.8 308.6 293.3 336.1 9.70 7 790 2162 14.0 9.2 73 4.8 11.0 76 10 307.2 308.9 293.2 335.3 9.29 8 744 2668 12.6 2.6 50 10.0 7.0 90 15 311.0 312.1 291.8 330.3 6.21 9 714 3012 9.8 3.8 66 6.0 6.3 93 15 311.6 312.9 292.6 333.4 7.06 10 700 3177 9.4 2.4 62 7.0 5.5 95 15 312.9 314.1 292.6 333.2 6.51 11 692 3273 9.8 -6.2 32 16.0 2.1 97 14 314.4 315.0 290.4 325.5 3.47 12 686 3345 8.8 1.8 61 7.0 4.9 98 14 314.0 315.3 292.8 334.0 6.37 13 657 3702 7.6 -7.4 34 15.0 0.6 104 11 316.6 317.2 291.0 327.4 3.34 14 644 3866 5.4 -0.6 65 6.0 2.2 102 10 315.9 317.0 292.8 334.0 5.69 15 637 3956 6.0 -9.0 33 15.0 -0.8 100 10 317.6 318.2 291.0 327.5 3.04 16 633 4008 5.2 -2.8 56 8.0 1.1 100 9 317.2 318.2 292.5 333.0 4.92 17 605 4377 4.2 -11.8 30 16.0 -2.6 94 8 320.2 320.7 291.3 328.7 2.56 18 598 4472 3.8 -9.2 38 13.0 -2.1 92 8 320.8 321.4 292.1 331.3 3.18 19 533 5395 -3.7 -12.7 50 9.0 -7.4 78 9 322.6 323.1 292.2 331.6 2.70 20 530 5440 -3.9 -13.9 46 10.0 -7.8 77 10 322.9 323.3 292.0 331.2 2.46 21 500 5900 -5.1 -19.1 32 14.0 -10.0 70 11 326.8 327.2 292.4 332.7 1.69 22 478 6252 -5.9 -27.9 16 22.0 -12.1 80 3 330.1 330.2 292.5 333.0 0.81 23 476 6284 -5.9 -26.9 17 21.0 -11.9 82 3 330.5 330.6 292.7 333.7 0.89 24 432 7034 -10.9 -25.9 28 15.0 -15.2 109 4 333.4 333.6 293.6 337.3 1.07 25 400 7620 -14.1 -38.1 11 24.0 -18.8 130 4 336.7 336.7 293.9 338.0 0.36 26 398 7658 -14.1 -39.1 10 25.0 -18.9 141 4 337.1 337.2 293.9 338.4 0.32 27 300 9740 -30.1 -46.1 20 16.0 -31.9 295 1 343.0 343.0 295.2 343.8 0.20 28 250 11010 -40.3 -51.3 30 11.0 -41.1 300 7 346.2 346.2 295.9 346.7 0.14 29 233 11485 -44.3 -54.3 32 10.0 -44.8 288 9 347.1 347.1 296.1 347.6 0.10 30 231 11542 -44.7 -54.7 32 10.0 -45.2 287 9 347.4 347.4 296.1 347.8 0.10 31 200 12490 -51.5 -61.5 29 10.0 -51.8 260 12 351.2 351.2 297.0 351.4 0.05 32 152 14219 -65.5 -76.5 20 11.0 -65.6 241 17 355.9 355.9 297.9 355.9 0.01 33 150 14300 -66.3 -76.3 23 10.0 -66.4 240 17 355.9 355.9 297.9 355.9 0.01 34 127 15285 -74.9 -81.9 33 7.0 -74.9 180 14 357.7 357.7 298.2 357.7 0.00 35 100 16640 -83.5 -87.8 47 4.3 -83.5 175 14 366.4 366.4 299.9 366.4 0.00 36 96 16866 -85.3 -89.2 49 3.9 -85.3 170 11 367.2 367.2 300.1 367.2 0.00 37 95 16924 -84.7 -88.1 55 3.4 -84.7 167 11 369.5 369.5 300.5 369.5 0.00 38 86 17478 -82.5 -86.9 47 4.4 -82.5 143 14 384.6 384.6 303.0 384.6 0.00 39 85 17544 -82.3 -87.1 43 4.8 -82.3 141 14 386.3 386.3 303.2 386.3 0.00 40 80 17890 -74.5 -86.5 14 12.0 -74.6 126 15 409.1 409.1 306.4 409.1 0.00 41 79 17964 -73.5 -84.5 17 11.0 -73.6 123 16 412.6 412.6 306.8 412.6 0.00 42 70 18670 -74.9 -84.9 20 10.0 -74.9 90 12 424.1 424.1 308.2 424.2 0.00 43 68 18839 -72.5 -84.5 15 12.0 -72.6 85 13 432.9 432.9 309.1 432.9 0.00 44 50 20670 -66.9 -85.9 5 19.0 -67.1 110 32 485.8 485.8 313.9 485.9 0.00 45 48 20918 -65.1 -85.1 5 20.0 -65.4 104 29 495.8 495.8 314.7 495.9 0.01 46 37 22519 -61.1 -85.1 3 24.0 -61.7 95 21 544.4 544.4 317.8 544.5 0.01 47 35 22863 -63.1 -87.1 3 24.0 -63.7 96 21 547.9 547.9 318.0 548.0 0.01 48 31 23621 -56.5 -85.5 1 29.0 -57.8 585.1 585.1 319.9 585.2 0.01 TRP 96 16866 -85.3 -89.2 49 3.9 -85.3 170 11 367.2 367.2 300.1 367.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 565.07 mb = 4939.80 m = 16206.50 ft Wetbulb zero: 638.82 mb = 3932.51 m = 12901.79 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 55.62 % Est. max temperature: 31.05 C = 87.89 F Sfc-Lift cond lev (LCL): 908.97 mb = 956.77 m = 3138.97 ft T: 22.45 C 700-500 lapse rate: 5.33 C/km ThetaE index: 10.78 C Layer 850.0- 714.0 mb Conv cond level (CCL): 790.84 mb = 2152.81 m = 7062.94 ft Mean mixing ratio: 12.86 g/kg Conv temperature: 32.04 C = 89.68 F Cap Strength: 3.46 C Lifted Index: 1.74 C Risk: Showers probable Lifted Index @300 mb: 4.04 C Lifted Index @700 mb: 1.76 C Showalter Index: 1.50 C Risk: Showers probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 18.70 C K Index: 30.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 196.20 Risk: None Energy Index: -1.45 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.80 J/kg Max Up Vert Vel: 7.85 m/s Conv Inhibition (B-): 21159.14 J/kg Cap Strength: 3.46 C Lift Cond Lev (LCL): 851.19 mb = 1525.86 m = 5006.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 108 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 | 288 7 7.1 -2.3 1 946 610 360 12 -0.0 -12.0 | 334 16 7.1 -14.3 2 925 805 5 12 -1.0 -12.0 | 337 16 6.1 -14.3 3 913 914 35 9 -5.2 -7.4 | 349 10 2.0 -9.7 4 882 1219 60 11 -9.5 -5.5 | 17 8 -2.4 -7.8 5 850 1538 60 11 -9.5 -5.5 | 17 8 -2.4 -7.8 6 821 1829 75 6 -5.8 -1.6 | 341 4 1.3 -3.9 7 792 2134 75 10 -9.7 -2.6 | 27 6 -2.5 -4.9 8 764 2438 90 14 -14.0 0.0 | 71 7 -6.9 -2.3 9 737 2743 90 15 -15.0 0.0 | 73 8 -7.9 -2.3 10 700 3177 95 15 -14.9 1.3 | 82 8 -7.8 -1.0 11 660 3658 105 11 -10.6 2.8 | 98 4 -3.5 0.5 12 612 4267 95 8 -8.0 0.7 | 27 2 -0.9 -1.7 13 567 4877 85 8 -8.0 -0.7 | 16 3 -0.9 -3.0 14 500 5900 70 11 -10.3 -3.8 | 28 7 -3.2 -6.1 15 487 6096 75 3 -2.9 -0.8 | 307 5 4.2 -3.1 16 400 7620 130 4 -3.1 2.6 | 267 4 4.0 0.2 17 400 7620 145 4 -2.3 3.3 | 259 5 4.8 0.9 18 325 9144 335 4 1.7 -3.6 | 304 11 8.8 -6.0 19 300 9740 295 1 0.9 -0.4 | 289 8 8.0 -2.8 20 263 10668 310 6 4.6 -3.9 | 298 13 11.7 -6.2 21 250 11010 300 7 6.1 -3.5 | 294 14 13.2 -5.8 22 209 12192 270 12 12.0 -0.0 | 277 19 19.1 -2.3 23 200 12490 260 12 11.8 2.1 | 271 19 18.9 -0.3 24 165 13716 250 18 16.9 6.2 | 261 24 24.0 3.8 25 150 14300 240 17 14.7 8.5 | 254 23 21.8 6.2 26 127 15240 180 14 0.0 14.0 | 211 14 7.1 11.7 27 103 16459 170 14 -2.4 13.8 | 202 12 4.7 11.4 28 100 16640 175 14 -1.2 13.9 | 207 13 5.9 11.6 29 96 16866 170 11 -1.9 10.8 | 212 10 5.2 8.5 30 75 18288 110 17 -16.0 5.8 | 111 10 -8.9 3.5 31 70 18670 90 12 -12.0 0.0 | 64 5 -4.9 -2.3 32 58 19812 60 18 -15.6 -9.0 | 37 14 -8.5 -11.3 33 50 20670 110 32 -30.1 10.9 | 111 25 -23.0 8.6 34 43 21336 90 20 -20.0 0.0 | 80 13 -12.9 -2.3 35 31 22860 100 22 -21.7 3.8 | 96 15 -14.6 1.5 Wind Parameters Mean winds (0-6000m): 78.3 at 10.0 knts Storm direction: 108.3 at 7.5 knts Shear (0-3000m) pos: 2.4 neg: 0.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 157.8 deg Storm rel helicity (0-3000m) pos: 61.7 neg: -4.4 tot: 57.3 m^2/s^2 ave: 19.1 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 4.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.76 Bulk Shear: 17.52 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 2 8 327 13| 12.1 0.0 12.1| 27.8 0.0 27.8 55.5 0.69| 14.0 9.7 1000 25 9 344 11| 5.7 0.0 5.7| 45.6 0.0 45.6 45.6 0.67| 12.4 8.3 1500 39 9 353 10| 2.1 0.0 2.1| 45.6 -4.4 41.3 27.5 0.45| 10.0 4.5 2000 49 9 360 9| 3.2 0.0 3.2| 54.0 -4.4 49.7 24.8 0.54| 9.2 5.0 2500 61 10 15 8| 3.1 0.0 3.1| 58.6 -4.4 54.2 21.7 0.56| 8.1 4.5 3000 69 11 28 7| 2.4 0.0 2.4| 61.7 -4.4 57.3 19.1 0.56| 7.1 4.0 4000 78 11 37 6| 1.3 0.3 1.6| 63.0 -6.1 56.9 14.2 0.44| 6.2 2.8 5000 79 10 36 5| 1.1 0.4 1.5| 63.6 -6.4 57.2 11.4 0.42| 5.3 2.2 6000 78 10 31 5| 0.5 0.5 1.0| 63.9 -15.7 48.2 8.0 0.23| 5.3 1.2 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20251021.00.gif