UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 22 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 100 SFC 976 314 26.8 16.8 54 10.0 19.9 0 0 302.0 304.3 294.0 338.7 12.42 2 942 628 27.2 16.2 51 11.0 19.6 264 3 305.5 307.8 295.0 342.6 12.39 3 925 789 25.8 14.8 51 11.0 18.4 210 2 305.7 307.8 294.4 340.2 11.52 4 850 1528 21.0 12.0 56 9.0 15.1 275 10 308.1 310.1 294.3 339.8 10.42 5 756 2531 14.2 6.2 59 8.0 9.4 241 6 311.3 312.8 293.2 335.6 7.89 6 734 2780 12.4 3.4 54 9.0 7.2 246 10 312.0 313.2 292.4 332.7 6.67 7 708 3083 11.8 -5.2 30 17.0 3.4 253 9 314.5 315.2 290.6 326.3 3.67 8 703 3142 11.8 -4.2 32 16.0 3.8 254 9 315.2 315.9 291.1 327.9 3.98 9 700 3178 11.4 -2.6 37 14.0 4.1 255 9 315.1 316.0 291.6 329.5 4.51 10 691 3286 10.4 0.4 50 10.0 4.9 268 9 315.2 316.3 292.6 333.2 5.71 11 629 4058 4.4 -7.6 41 12.0 -1.2 337 17 316.9 317.6 291.2 328.0 3.43 12 628 4071 4.4 -7.6 41 12.0 -1.2 338 17 317.0 317.7 291.2 328.2 3.44 13 597 4482 4.8 -26.2 8 31.0 -4.9 345 21 322.1 322.3 290.2 324.8 0.75 14 587 4620 3.8 -28.2 8 32.0 -5.7 342 20 322.5 322.7 290.2 324.8 0.64 15 567 4899 1.4 -9.6 44 11.0 -3.6 335 19 322.9 323.6 292.7 333.8 3.26 16 555 5071 1.0 -19.0 21 20.0 -6.2 331 18 324.4 324.7 291.6 329.7 1.53 17 500 5900 -4.9 -14.9 45 10.0 -8.8 310 14 327.1 327.5 293.2 335.3 2.41 18 491 6043 -6.3 -15.3 49 9.0 -9.7 292 15 327.1 327.5 293.1 335.2 2.37 19 490 6059 -6.3 -15.3 49 9.0 -9.8 290 15 327.2 327.7 293.2 335.4 2.37 20 470 6386 -5.7 -30.7 12 25.0 -12.3 284 15 331.9 332.0 292.9 334.3 0.63 21 468 6420 -5.7 -28.7 14 23.0 -12.1 284 15 332.3 332.5 293.1 335.1 0.76 22 433 7028 -7.9 -42.9 4 35.0 -14.8 282 14 337.0 337.0 293.8 337.8 0.20 23 431 7064 -8.1 -39.1 6 31.0 -14.7 282 14 337.2 337.2 293.9 338.4 0.30 24 400 7640 -13.1 -37.1 11 24.0 -18.1 280 13 338.0 338.0 294.2 339.5 0.40 25 300 9750 -30.9 -51.9 11 21.0 -32.7 300 8 341.8 341.8 294.8 342.3 0.11 26 294 9893 -31.9 -52.9 11 21.0 -33.6 304 7 342.4 342.4 295.0 342.8 0.10 27 250 11020 -39.7 -61.7 8 22.0 -40.8 10 1 347.0 347.1 296.0 347.2 0.04 28 241 11270 -41.1 -64.1 7 23.0 -42.1 20 2 348.6 348.6 296.4 348.7 0.03 29 205 12349 -50.5 -70.5 8 20.0 -50.9 46 5 350.3 350.3 296.7 350.4 0.01 30 200 12510 -51.9 -70.9 8 19.0 -52.2 30 5 350.6 350.6 296.8 350.6 0.01 31 180 13183 -57.7 -67.7 27 10.0 -57.9 52 6 351.8 351.8 297.1 351.9 0.02 32 177 13289 -58.7 -69.7 23 11.0 -58.9 55 6 351.9 351.9 297.1 352.0 0.02 33 159 13954 -63.3 -81.3 7 18.0 -63.4 58 6 355.1 355.1 297.7 355.1 0.00 34 150 14310 -65.7 -81.7 9 16.0 -65.8 40 5 356.9 356.9 298.1 356.9 0.00 35 111 16080 -79.5 -92.5 10 13.0 -79.5 102 9 363.1 363.1 299.3 363.1 0.00 36 100 16670 -80.9 -94.9 8 14.0 -80.9 120 14 371.4 371.4 300.8 371.4 0.00 37 92 17137 -82.7 -96.7 7 14.0 -82.7 110 17 376.8 376.8 301.7 376.8 0.00 38 88 17385 -82.7 -96.7 7 14.0 -82.7 108 16 381.6 381.6 302.5 381.6 0.00 39 70 18670 -79.9 -94.9 7 15.0 -79.9 105 10 413.4 413.4 306.9 413.5 0.00 40 65 19090 -79.3 -94.3 7 15.0 -79.3 128 8 423.6 423.6 308.2 423.6 0.00 41 57 19855 -68.7 -89.7 3 21.0 -68.9 154 5 463.9 463.9 312.1 463.9 0.00 42 50 20640 -68.1 -89.1 3 21.0 -68.3 20 12 483.0 483.0 313.7 483.0 0.00 43 49 20761 -68.1 -89.1 3 21.0 -68.3 32 12 485.8 485.8 313.9 485.8 0.00 44 48 20887 -63.9 -86.9 3 23.0 -64.3 44 12 498.7 498.7 314.8 498.7 0.00 45 46 21148 -63.1 -87.1 3 24.0 -63.5 68 13 506.7 506.7 315.4 506.8 0.00 46 43 21561 -65.7 -88.7 3 23.0 -66.0 85 12 510.2 510.2 315.7 510.2 0.00 47 38 22323 -60.1 -86.1 2 26.0 -60.8 85 10 542.8 542.8 317.7 542.9 0.01 48 30 23800 -59.7 -87.7 1 28.0 -60.6 65 24 581.9 581.9 319.8 581.9 0.01 49 29 24012 -59.9 -87.9 1 28.0 -60.9 71 25 587.0 587.0 320.0 587.0 0.01 50 25 24954 -52.9 -83.9 1 31.0 -55.2 632.6 632.6 322.0 632.7 0.01 TRP 92 17137 -82.7 -96.7 7 14.0 -82.7 110 17 376.8 376.8 301.7 376.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5800.00 m Freezing level: 545.68 mb = 5211.77 m = 17098.76 ft Wetbulb zero: 640.84 mb = 3904.66 m = 12810.41 ft Precipitable water: 1.32 inches Sfc-500 mean rel hum: 43.28 % Est. max temperature: 33.64 C = 92.54 F Sfc-Lift cond lev (LCL): 843.44 mb = 1594.29 m = 5230.54 ft T: 20.55 C 700-500 lapse rate: 5.99 C/km ThetaE index: 16.34 C Layer 925.0- 703.0 mb Conv cond level (CCL): 693.18 mb = 3259.42 m = 10693.51 ft Mean mixing ratio: 11.70 g/kg Conv temperature: 39.82 C = 103.68 F Cap Strength: 4.27 C Lifted Index: 1.64 C Risk: Showers probable Lifted Index @300 mb: 2.89 C Lifted Index @700 mb: 3.59 C Showalter Index: 1.99 C Risk: Showers probable Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 16.90 C K Index: 23.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 178.00 Risk: None Energy Index: -0.82 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.98 J/kg Max Up Vert Vel: 5.83 m/s Conv Inhibition (B-): 19224.65 J/kg Cap Strength: 4.27 C Lift Cond Lev (LCL): 793.03 mb = 2121.80 m = 6961.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 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 ---------------------------------------------------------- 0 976 314 0 0 -0.0 -0.0 | 159 9 -3.1 8.2 1 944 610 270 3 3.0 -0.0 | 179 8 -0.1 8.2 2 925 789 210 2 1.0 1.7 | 168 10 -2.1 9.9 3 912 914 260 8 7.9 1.4 | 207 11 4.8 9.6 4 881 1219 275 10 10.0 -0.9 | 223 10 6.9 7.3 5 850 1528 275 10 10.0 -0.9 | 223 10 6.9 7.3 6 820 1829 300 9 7.8 -4.5 | 232 6 4.7 3.7 7 792 2134 280 7 6.9 -1.2 | 209 8 3.8 7.0 8 764 2438 240 4 3.5 2.0 | 182 10 0.4 10.2 9 737 2743 245 10 9.1 4.2 | 206 14 6.0 12.4 10 700 3178 255 9 8.7 2.3 | 208 12 5.6 10.5 11 660 3658 315 8 5.7 -5.7 | 225 4 2.6 2.5 12 612 4267 350 22 3.8 -21.7 | 357 13 0.7 -13.5 13 567 4877 335 19 8.0 -17.2 | 331 10 4.9 -9.0 14 500 5900 310 14 10.7 -9.0 | 276 8 7.6 -0.8 15 488 6096 285 15 14.5 -3.9 | 249 12 11.4 4.3 16 401 7620 280 14 13.8 -2.4 | 242 12 10.7 5.8 17 400 7640 280 13 12.8 -2.3 | 239 11 9.7 5.9 18 326 9144 300 9 7.8 -4.5 | 232 6 4.7 3.7 19 300 9750 300 8 6.9 -4.0 | 222 6 3.8 4.2 20 263 10668 325 4 2.3 -3.3 | 171 5 -0.8 4.9 21 250 11020 10 1 -0.2 -1.0 | 156 8 -3.3 7.2 22 210 12192 60 5 -4.3 -2.5 | 128 9 -7.4 5.7 23 200 12510 30 5 -2.5 -4.3 | 125 7 -5.6 3.9 24 165 13716 70 7 -6.6 -2.4 | 121 11 -9.7 5.8 25 150 14310 40 5 -3.2 -3.8 | 125 8 -6.3 4.4 26 128 15240 65 6 -5.4 -2.5 | 124 10 -8.5 5.7 27 104 16459 120 11 -9.5 5.5 | 137 19 -12.6 13.7 28 100 16670 120 14 -12.1 7.0 | 135 22 -15.2 15.2 29 92 17137 110 17 -16.0 5.8 | 126 24 -19.1 14.0 30 75 18288 100 13 -12.8 2.3 | 123 19 -15.9 10.5 31 70 18670 105 10 -9.7 2.6 | 130 17 -12.8 10.8 32 58 19812 165 4 -1.0 3.9 | 161 13 -4.1 12.1 33 50 20640 20 12 -4.1 -11.3 | 67 8 -7.2 -3.1 34 45 21336 85 13 -13.0 -1.1 | 114 18 -16.0 7.1 35 35 22860 85 9 -9.0 -0.8 | 122 14 -12.1 7.4 36 30 23800 65 24 -21.8 -10.1 | 86 25 -24.8 -1.9 37 26 24384 90 30 -30.0 0.0 | 104 34 -33.1 8.2 Wind Parameters Mean winds (0-6000m): 309.3 at 11.7 knts Storm direction: 339.3 at 8.8 knts Shear (0-3000m) pos: 2.1 neg: 1.9 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 56.1 deg Storm rel helicity (0-3000m) pos: 53.0 neg: -16.9 tot: 36.1 m^2/s^2 ave: 12.0 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.13 Bulk Shear: 15.01 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 ------------------------------------------------------------------------------- 500 256 2 172 9| 0.0 3.3 3.3| 5.9 -2.1 3.8 7.6 0.30| 6.8 2.0 1000 266 5 194 9| 4.4 1.6 6.1| 30.4 -2.1 28.2 28.2 0.70| 8.1 5.6 1500 274 7 205 9| 3.1 1.1 4.2| 33.0 -2.1 30.9 20.6 0.62| 6.8 4.2 2000 277 7 207 8| 2.3 2.1 4.4| 33.0 -13.3 19.7 9.9 0.26| 6.7 1.8 2500 271 7 205 9| 1.9 2.3 4.1| 47.6 -16.9 30.7 12.3 0.30| 6.9 2.1 3000 267 7 206 10| 2.1 1.9 4.0| 53.0 -16.9 36.1 12.0 0.32| 6.5 2.0 4000 290 9 225 7| 4.1 1.4 5.6| 76.3 -16.9 59.4 14.9 0.42| 7.7 3.3 5000 310 11 257 5| 3.3 2.1 5.4| 76.3 -40.9 35.4 7.1 0.24| 7.2 1.8 6000 309 12 262 6| 2.8 2.7 5.4| 76.3 -63.5 12.8 2.1 0.09| 7.0 0.6 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250422.00.gif