UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 24 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 86 SFC 975 314 27.0 15.0 48 12.0 19.0 0 0 302.3 304.4 293.1 335.1 11.06 2 973 332 26.0 15.0 51 11.0 18.7 354 0 301.5 303.5 292.9 334.2 11.08 3 958 468 27.2 14.2 45 13.0 18.5 308 2 304.1 306.0 293.3 335.9 10.68 4 925 774 25.6 13.6 47 12.0 17.7 250 3 305.5 307.5 293.7 337.4 10.64 5 880 1211 23.6 11.6 47 12.0 15.8 320 3 307.8 309.6 293.7 337.5 9.79 6 850 1513 21.4 10.4 49 11.0 14.4 320 3 308.6 310.3 293.6 337.0 9.36 7 761 2462 16.0 5.0 48 11.0 9.5 269 7 312.6 314.0 293.1 335.1 7.20 8 717 2966 13.4 -8.6 21 22.0 3.2 260 7 315.2 315.7 290.0 324.2 2.78 9 700 3168 11.6 -3.4 35 15.0 3.9 260 6 315.3 316.1 291.4 328.9 4.25 10 685 3349 10.4 -2.6 40 13.0 3.7 289 6 316.0 316.8 291.9 330.7 4.61 11 617 4211 5.2 -15.8 20 21.0 -3.0 314 5 319.6 319.9 290.5 325.7 1.81 12 587 4617 4.0 -33.0 5 37.0 -6.0 318 9 322.8 322.8 290.0 324.2 0.40 13 576 4770 2.8 -35.2 4 38.0 -6.9 322 11 323.1 323.2 290.0 324.3 0.33 14 500 5900 -4.9 -35.9 7 31.0 -12.0 325 17 327.1 327.1 291.3 328.4 0.36 15 457 6597 -10.3 -37.3 9 27.0 -15.8 318 22 328.8 328.9 291.7 330.1 0.34 16 400 7610 -15.7 -34.7 18 19.0 -19.6 315 25 334.6 334.7 293.4 336.5 0.50 17 392 7762 -15.9 -36.9 15 21.0 -20.0 300 24 336.3 336.3 293.8 337.8 0.41 18 317 9325 -26.5 -57.5 4 31.0 -29.2 308 17 342.6 342.6 295.0 342.8 0.05 19 300 9720 -29.9 -56.9 5 27.0 -32.0 315 15 343.2 343.3 295.1 343.5 0.06 20 250 10990 -39.9 -60.9 9 21.0 -40.9 325 10 346.7 346.8 296.0 346.9 0.04 21 207 12247 -50.7 -63.7 20 13.0 -51.1 326 6 349.0 349.0 296.4 349.2 0.04 22 200 12470 -52.5 -66.5 17 14.0 -52.8 330 6 349.6 349.6 296.5 349.7 0.02 23 177 13253 -58.7 -74.7 11 16.0 -58.9 259 10 351.9 351.9 297.0 351.9 0.01 24 150 14280 -66.1 -79.1 15 13.0 -66.2 205 16 356.2 356.2 298.0 356.2 0.01 25 125 15363 -73.7 -88.7 8 15.0 -73.7 242 14 361.5 361.5 299.0 361.5 0.00 26 119 15650 -73.9 -89.9 7 16.0 -73.9 275 12 366.3 366.3 299.9 366.3 0.00 27 100 16650 -79.3 -93.3 8 14.0 -79.3 20 9 374.5 374.5 301.4 374.5 0.00 28 81 17831 -83.9 -96.9 8 13.0 -83.9 100 16 388.3 388.3 303.5 388.3 0.00 29 75 18261 -79.9 -95.9 5 16.0 -79.9 190 7 405.4 405.4 305.9 405.4 0.00 30 70 18650 -81.5 -96.5 6 15.0 -81.5 235 6 410.0 410.0 306.5 410.0 0.00 31 60 19537 -70.9 -90.9 4 20.0 -71.0 336 5 452.2 452.2 311.1 452.2 0.00 32 55 20050 -71.9 -91.9 3 20.0 -72.0 11 6 461.3 461.3 311.9 461.3 0.00 33 50 20620 -65.5 -88.5 3 23.0 -65.8 25 9 489.1 489.1 314.1 489.1 0.00 34 47 21000 -62.5 -87.5 2 25.0 -63.0 41 10 505.1 505.1 315.3 505.1 0.00 35 37 22480 -62.7 -88.7 2 26.0 -63.3 108 10 540.3 540.3 317.5 540.3 0.00 36 31 23591 -55.9 -87.9 1 32.0 -57.3 102 10 586.7 586.7 320.0 586.8 0.01 37 30 23800 -55.9 -87.9 1 32.0 -57.3 95 10 592.2 592.2 320.3 592.3 0.01 38 27 24470 -56.1 -88.1 1 32.0 -57.6 110 16 609.8 609.8 321.0 609.8 0.01 39 23 25506 -49.1 -83.1 1 34.0 -52.5 659.0 659.0 323.0 659.1 0.02 TRP 81 17831 -83.9 -96.9 8 13.0 -83.9 100 16 388.3 388.3 303.5 388.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5814.00 m Freezing level: 548.36 mb = 5181.17 m = 16998.37 ft Wetbulb zero: 647.82 mb = 3808.82 m = 12495.98 ft Precipitable water: 1.08 inches Sfc-500 mean rel hum: 29.98 % Est. max temperature: 34.29 C = 93.71 F Sfc-Lift cond lev (LCL): 818.15 mb = 1840.78 m = 6039.23 ft T: 19.54 C 700-500 lapse rate: 6.04 C/km ThetaE index: 13.29 C Layer 850.0- 700.0 mb Conv cond level (CCL): 654.45 mb = 3724.78 m = 12220.26 ft Mean mixing ratio: 10.45 g/kg Conv temperature: 42.10 C = 107.78 F Cap Strength: 6.14 C Lifted Index: 3.22 C Risk: None Lifted Index @300 mb: 6.12 C Lifted Index @700 mb: 4.96 C Showalter Index: 3.11 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 26.30 C Cross Totals Index: 15.30 C K Index: 21.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 147.80 Risk: None Energy Index: -1.48 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.62 J/kg Max Up Vert Vel: 6.42 m/s Conv Inhibition (B-): 30018.67 J/kg Cap Strength: 6.14 C Lift Cond Lev (LCL): 773.01 mb = 2328.00 m = 7637.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 at 6 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 ---------------------------------------------------------- 0 975 314 0 0 -0.0 -0.0 | 157 6 -2.4 5.7 1 943 610 260 3 3.0 0.5 | 185 6 0.6 6.2 2 925 774 250 3 2.8 1.0 | 184 7 0.5 6.7 3 910 914 315 4 2.8 -2.8 | 189 3 0.5 2.8 4 879 1219 320 3 1.9 -2.3 | 173 3 -0.4 3.4 5 850 1513 320 3 1.9 -2.3 | 173 3 -0.4 3.4 6 819 1829 215 6 3.4 4.9 | 186 11 1.1 10.6 7 790 2134 225 7 4.9 4.9 | 194 11 2.6 10.6 8 763 2438 270 7 7.0 -0.0 | 219 7 4.6 5.7 9 736 2743 260 8 7.9 1.4 | 218 9 5.5 7.1 10 700 3168 260 6 5.9 1.0 | 208 8 3.5 6.7 11 659 3658 340 6 2.1 -5.6 | 97 0 -0.3 0.0 12 611 4267 310 5 3.8 -3.2 | 211 3 1.5 2.5 13 567 4877 325 12 6.9 -9.8 | 313 6 4.5 -4.2 14 500 5900 325 17 9.8 -13.9 | 318 11 7.4 -8.2 15 487 6096 320 20 12.9 -15.3 | 313 14 10.5 -9.6 16 400 7610 315 25 17.7 -17.7 | 308 19 15.3 -12.0 17 399 7620 300 25 21.7 -12.5 | 289 20 19.3 -6.8 18 325 9144 305 18 14.7 -10.3 | 291 13 12.4 -4.6 19 300 9720 315 15 10.6 -10.6 | 301 10 8.2 -4.9 20 262 10668 315 11 7.8 -7.8 | 291 6 5.4 -2.1 21 250 10990 325 10 5.7 -8.2 | 307 4 3.4 -2.5 22 209 12192 325 6 3.4 -4.9 | 235 1 1.1 0.8 23 200 12470 330 6 3.0 -5.2 | 233 1 0.6 0.5 24 164 13716 215 12 6.9 9.8 | 196 16 4.5 15.5 25 150 14280 205 16 6.8 14.5 | 192 21 4.4 20.2 26 127 15240 230 15 11.5 9.6 | 211 18 9.1 15.3 27 103 16459 10 7 -1.2 -6.9 | 71 4 -3.6 -1.2 28 100 16650 20 9 -3.1 -8.5 | 63 6 -5.4 -2.8 29 81 17831 100 16 -15.8 2.8 | 115 20 -18.1 8.5 30 75 18288 195 6 1.6 5.8 | 176 12 -0.8 11.5 31 70 18650 235 6 4.9 3.4 | 196 9 2.6 9.1 32 57 19812 5 5 -0.4 -5.0 | 104 3 -2.8 0.7 33 50 20620 25 9 -3.8 -8.2 | 68 7 -6.2 -2.5 34 45 21336 55 11 -9.0 -6.3 | 87 11 -11.4 -0.6 35 35 22860 125 10 -8.2 5.7 | 137 16 -10.6 11.4 36 30 23800 95 10 -10.0 0.9 | 118 14 -12.3 6.5 37 26 24384 115 18 -16.3 7.6 | 125 23 -18.7 13.3 Wind Parameters Mean winds (0-6000m): 307.4 at 8.2 knts Storm direction: 337.4 at 6.1 knts Shear (0-3000m) pos: 1.4 neg: 1.5 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 61.8 deg Storm rel helicity (0-3000m) pos: 21.5 neg: -7.7 tot: 13.8 m^2/s^2 ave: 4.6 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.17 Bulk Shear: 6.51 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 ------------------------------------------------------------------------------- 500 258 2 177 6| 0.0 3.4 3.4| 4.4 -0.2 4.2 8.5 0.57| 5.4 3.1 1000 293 3 183 5| 1.4 1.7 3.1| 4.4 -0.9 3.5 3.5 0.23| 4.7 1.1 1500 287 3 188 5| 0.9 2.9 3.9| 6.3 -4.6 1.8 1.2 0.13| 6.0 0.8 2000 258 4 194 7| 1.3 2.2 3.5| 16.3 -4.6 11.7 5.9 0.27| 5.7 1.6 2500 260 5 199 7| 1.2 1.8 3.0| 19.6 -5.5 14.1 5.6 0.28| 5.3 1.5 3000 261 5 202 7| 1.4 1.5 2.9| 21.5 -7.7 13.8 4.6 0.25| 5.1 1.2 4000 278 5 209 6| 1.6 1.4 2.9| 22.9 -7.8 15.0 3.8 0.22| 4.9 1.1 5000 296 6 229 4| 2.1 1.1 3.1| 28.9 -7.8 21.1 4.2 0.31| 4.9 1.5 6000 307 8 260 4| 1.7 1.1 2.8| 29.8 -12.4 17.4 2.9 0.25| 4.6 1.2 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250424.00.gif