UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 21 APR 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 101 SFC 976 314 27.6 17.6 54 10.0 20.7 0 0 302.8 305.3 294.7 341.6 13.08 2 974 332 26.4 17.4 58 9.0 20.2 351 0 301.8 304.2 294.3 340.0 12.94 3 961 452 27.0 17.0 54 10.0 20.1 293 0 303.6 305.9 294.7 341.6 12.78 4 925 790 25.2 15.2 54 10.0 18.4 0 0 305.1 307.3 294.4 340.4 11.82 5 919 847 24.8 14.8 54 10.0 18.1 321 2 305.2 307.4 294.3 339.9 11.59 6 850 1527 19.8 11.8 60 8.0 14.6 275 3 306.9 308.8 293.8 337.9 10.28 7 735 2765 12.8 1.8 47 11.0 6.6 230 15 312.3 313.4 291.9 330.8 5.94 8 700 3173 10.0 3.0 62 7.0 6.0 235 15 313.6 314.9 293.0 334.8 6.80 9 649 3796 5.6 -0.4 65 6.0 2.4 244 23 315.4 316.5 292.7 333.6 5.73 10 648 3808 5.6 -0.4 65 6.0 2.4 245 23 315.6 316.7 292.7 333.8 5.74 11 591 4557 3.0 -19.0 18 22.0 -4.9 256 26 321.0 321.3 290.5 325.9 1.44 12 570 4848 0.8 -11.2 40 12.0 -4.3 251 27 321.7 322.3 292.0 331.2 2.85 13 542 5251 -1.3 -29.3 10 28.0 -9.0 248 27 323.9 324.0 290.6 326.1 0.62 14 511 5718 -3.7 -21.7 23 18.0 -9.6 246 27 326.5 326.8 292.0 331.1 1.32 15 500 5890 -4.1 -32.1 9 28.0 -11.2 245 27 328.0 328.1 291.7 330.0 0.52 16 499 5906 -3.9 -34.9 7 31.0 -11.3 245 26 328.5 328.6 291.7 330.0 0.39 17 488 6082 -5.5 -41.5 4 36.0 -12.8 245 21 328.6 328.6 291.5 329.4 0.21 18 449 6732 -10.5 -25.5 28 15.0 -14.7 261 16 330.2 330.5 292.8 334.1 1.07 19 421 7228 -11.7 -57.7 1 46.0 -17.7 275 13 334.8 334.9 293.0 335.0 0.04 20 409 7450 -12.9 -45.9 4 33.0 -18.3 280 11 336.1 336.1 293.5 336.7 0.15 21 407 7487 -12.9 -27.9 27 15.0 -16.9 281 11 336.5 336.7 294.3 340.1 0.95 22 400 7620 -13.1 -37.1 11 24.0 -18.1 285 10 338.0 338.0 294.2 339.5 0.40 23 397 7677 -13.3 -35.3 14 22.0 -18.1 300 13 338.4 338.5 294.4 340.3 0.48 24 371 8189 -16.9 -61.9 1 45.0 -21.7 298 14 340.3 340.3 294.4 340.4 0.02 25 345 8728 -21.9 -34.9 30 13.0 -24.4 296 15 340.6 340.8 295.0 342.8 0.57 26 323 9209 -25.9 -43.9 17 18.0 -28.3 293 16 341.6 341.6 294.9 342.6 0.24 27 309 9528 -27.5 -68.5 1 41.0 -30.2 282 17 343.7 343.7 295.2 343.8 0.01 28 306 9598 -27.7 -57.7 4 30.0 -30.2 280 17 344.4 344.4 295.4 344.6 0.05 29 300 9740 -28.9 -55.9 6 27.0 -31.2 275 17 344.6 344.7 295.5 344.9 0.07 30 250 11010 -38.9 -72.9 2 34.0 -40.1 310 13 348.2 348.2 296.3 348.3 0.01 31 200 12500 -51.5 -75.5 4 24.0 -51.9 290 16 351.2 351.2 296.9 351.2 0.01 32 150 14300 -66.9 -79.9 14 13.0 -67.0 275 11 354.8 354.8 297.7 354.9 0.00 33 148 14381 -67.5 -80.5 14 13.0 -67.6 263 11 355.2 355.2 297.7 355.2 0.00 34 142 14629 -69.3 -81.3 16 12.0 -69.4 226 10 356.3 356.3 298.0 356.3 0.00 35 103 16493 -80.3 -94.3 8 14.0 -80.3 91 18 369.4 369.4 300.5 369.4 0.00 36 100 16660 -80.3 -96.3 5 16.0 -80.3 95 22 372.6 372.6 301.0 372.6 0.00 37 96 16890 -81.9 -97.9 5 16.0 -81.9 90 19 373.8 373.8 301.2 373.8 0.00 38 70 18660 -82.9 -96.9 7 14.0 -82.9 155 17 407.0 407.0 306.1 407.0 0.00 39 69 18739 -82.9 -95.9 9 13.0 -82.9 150 17 408.7 408.7 306.3 408.7 0.00 40 62 19342 -75.1 -96.1 2 21.0 -75.2 115 20 438.7 438.7 309.7 438.7 0.00 41 50 20610 -65.9 -94.9 1 29.0 -66.2 100 18 488.2 488.2 314.1 488.2 0.00 42 46 21120 -62.7 -92.7 1 30.0 -63.1 104 17 507.7 507.7 315.5 507.7 0.00 43 39 22147 -58.7 -89.7 1 31.0 -59.6 100 21 542.4 542.4 317.6 542.4 0.00 44 33 23196 -58.7 -89.7 1 31.0 -59.7 97 24 568.9 568.9 319.1 568.9 0.00 45 30 23800 -55.1 -87.1 1 32.0 -56.7 100 25 594.4 594.4 320.3 594.5 0.01 46 29 24017 -54.1 -87.1 1 33.0 -55.9 102 26 603.0 603.0 320.7 603.0 0.01 47 24 25230 -54.7 -87.7 1 33.0 -56.7 634.8 634.8 322.1 634.8 0.01 48 22 25791 -50.7 -84.7 1 34.0 -53.8 662.7 662.7 323.2 662.8 0.01 TRP 96 16890 -81.9 -97.9 5 16.0 -81.9 90 19 373.8 373.8 301.2 373.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 559.33 mb = 5001.93 m = 16410.34 ft Wetbulb zero: 629.46 mb = 4044.39 m = 13268.83 ft Precipitable water: 1.33 inches Sfc-500 mean rel hum: 45.64 % Est. max temperature: 32.67 C = 90.81 F Sfc-Lift cond lev (LCL): 843.70 mb = 1590.39 m = 5217.77 ft T: 19.44 C 700-500 lapse rate: 5.19 C/km ThetaE index: 10.75 C Layer 925.0- 700.0 mb Conv cond level (CCL): 716.41 mb = 2979.15 m = 9773.98 ft Mean mixing ratio: 11.85 g/kg Conv temperature: 37.64 C = 99.74 F Cap Strength: 3.98 C Lifted Index: 2.62 C Risk: None Lifted Index @300 mb: 5.06 C Lifted Index @700 mb: 2.25 C Showalter Index: 3.56 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 15.90 C K Index: 28.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 174.60 Risk: None Energy Index: -1.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.25 J/kg Max Up Vert Vel: 5.34 m/s Conv Inhibition (B-): 28277.84 J/kg Cap Strength: 3.98 C Lift Cond Lev (LCL): 803.04 mb = 2010.86 m = 6597.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 12 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 ---------------------------------------------------------- 0 976 314 0 0 -0.0 -0.0 | 95 12 -12.3 1.1 1 944 610 215 1 0.6 0.8 | 99 12 -11.7 1.9 2 925 790 0 0 -0.0 -0.0 | 95 12 -12.3 1.1 3 912 914 275 4 4.0 -0.3 | 95 8 -8.3 0.7 4 881 1219 275 3 3.0 -0.3 | 95 9 -9.3 0.8 5 850 1527 275 3 3.0 -0.3 | 95 9 -9.3 0.8 6 820 1829 220 4 2.6 3.1 | 113 11 -9.7 4.1 7 791 2134 225 11 7.8 7.8 | 153 10 -4.5 8.9 8 763 2438 220 16 10.3 12.3 | 172 13 -2.0 13.3 9 736 2743 230 15 11.5 9.6 | 176 11 -0.8 10.7 10 700 3173 235 15 12.3 8.6 | 180 10 0.0 9.7 11 659 3658 240 22 19.1 11.0 | 209 14 6.8 12.1 12 611 4267 260 25 24.6 4.3 | 246 13 12.4 5.4 13 567 4877 250 27 25.4 9.2 | 232 17 13.1 10.3 14 500 5890 245 27 24.5 11.4 | 224 17 12.2 12.5 15 487 6096 245 20 18.1 8.5 | 212 11 5.9 9.5 16 400 7620 285 10 9.7 -2.6 | 60 3 -2.6 -1.5 17 400 7620 300 13 11.3 -6.5 | 11 6 -1.0 -5.4 18 325 9144 295 16 14.5 -6.8 | 338 6 2.2 -5.7 19 300 9740 275 17 16.9 -1.5 | 275 5 4.7 -0.4 20 263 10668 290 15 14.1 -5.1 | 336 4 1.8 -4.0 21 250 11010 310 13 10.0 -8.4 | 18 8 -2.3 -7.3 22 209 12192 295 18 16.3 -7.6 | 328 8 4.1 -6.5 23 200 12500 290 16 15.0 -5.5 | 328 5 2.8 -4.4 24 165 13716 295 12 10.9 -5.1 | 19 4 -1.4 -4.0 25 150 14300 275 11 11.0 -1.0 | 95 1 -1.3 0.1 26 128 15240 130 9 -6.9 5.8 | 110 20 -19.2 6.9 27 104 16459 90 17 -17.0 0.0 | 92 29 -29.3 1.1 28 100 16660 95 22 -21.9 1.9 | 95 34 -34.2 3.0 29 96 16890 90 19 -19.0 0.0 | 92 31 -31.3 1.1 30 75 18288 140 14 -9.0 10.7 | 119 24 -21.3 11.8 31 70 18660 155 17 -7.2 15.4 | 130 25 -19.4 16.5 32 57 19812 90 22 -22.0 0.0 | 92 34 -34.3 1.1 33 50 20610 100 18 -17.7 3.1 | 98 30 -30.0 4.2 34 45 21336 105 17 -16.4 4.4 | 101 29 -28.7 5.5 35 35 22860 95 24 -23.9 2.1 | 95 36 -36.2 3.2 36 30 23800 100 25 -24.6 4.3 | 98 37 -36.9 5.4 37 26 24384 110 29 -27.3 9.9 | 106 41 -39.5 11.0 Wind Parameters Mean winds (0-6000m): 245.0 at 16.4 knts Storm direction: 275.0 at 12.3 knts Shear (0-3000m) pos: 0.8 neg: 2.4 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 95.4 deg Storm rel helicity (0-3000m) pos: 51.3 neg: -5.5 tot: 45.8 m^2/s^2 ave: 15.3 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.42 Bulk Shear: 33.79 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 ------------------------------------------------------------------------------- 500 217 0 97 12| 0.0 0.8 0.8| 3.1 -5.5 -2.3 -4.7 -0.24| 3.2 -0.7 1000 268 2 96 10| 0.0 1.5 1.5| 4.7 -5.5 -0.8 -0.8 -0.02| 4.0 -0.1 1500 263 2 98 10| 0.0 1.4 1.4| 12.0 -5.5 6.5 4.4 0.25| 3.8 1.0 2000 239 4 110 9| 0.0 3.6 3.6| 37.1 -5.5 31.7 15.8 0.57| 5.5 3.1 2500 232 6 125 9| 0.5 2.9 3.4| 44.7 -5.5 39.2 15.7 0.56| 5.3 3.0 3000 232 8 134 8| 0.8 2.4 3.2| 51.3 -5.5 45.8 15.3 0.59| 5.0 2.9 4000 240 12 162 7| 2.1 1.8 3.9| 94.0 -5.5 88.6 22.1 0.69| 5.5 3.8 5000 245 15 188 7| 1.7 1.9 3.6| 94.0 -23.9 70.2 14.0 0.52| 4.9 2.6 6000 245 16 198 8| 1.2 1.7 2.8| 95.9 -40.6 55.3 9.2 0.37| 5.0 1.8 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250421.00.gif