UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for VTCC... Searching the city database file for: VTCC ... Date:0000Z 16 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 114 SFC 977 314 24.8 19.8 74 5.0 21.3 0 0 299.9 302.7 295.3 343.9 15.04 2 955 516 23.4 19.4 78 4.0 20.6 0 3 300.5 303.2 295.4 344.5 15.01 3 930 750 24.6 17.6 65 7.0 19.7 356 5 304.0 306.5 295.5 344.9 13.74 4 925 798 24.4 17.4 65 7.0 19.5 355 5 304.3 306.8 295.5 344.9 13.64 5 850 1535 19.8 14.9 73 4.9 16.5 315 8 306.9 309.2 295.5 344.9 12.64 6 719 2956 10.2 6.7 79 3.5 8.1 278 12 311.4 313.0 293.8 337.9 8.60 7 700 3179 9.2 4.3 71 4.9 6.3 275 13 312.7 314.1 293.3 335.9 7.46 8 677 3456 7.2 2.4 72 4.8 4.5 289 14 313.4 314.7 292.9 334.5 6.74 9 579 4730 0.6 -12.4 37 13.0 -4.7 265 17 320.1 320.6 291.3 328.5 2.55 10 545 5215 -1.9 -7.9 63 6.0 -4.7 257 19 322.7 323.4 293.2 335.5 3.87 11 518 5620 -2.7 -16.7 33 14.0 -7.9 253 19 326.4 326.8 292.6 333.3 2.00 12 500 5900 -4.5 -17.5 35 13.0 -9.2 250 20 327.6 327.9 292.9 334.3 1.93 13 467 6431 -7.5 -19.5 38 12.0 -11.6 255 21 330.3 330.6 293.4 336.4 1.75 14 455 6631 -9.3 -17.3 52 8.0 -12.2 255 21 330.5 330.9 293.9 338.0 2.16 15 405 7517 -14.7 -31.7 22 17.0 -18.6 255 18 334.7 334.8 293.6 337.2 0.66 16 400 7610 -15.3 -29.3 29 14.0 -18.7 255 18 335.1 335.3 293.9 338.2 0.85 17 371 8174 -19.7 -26.7 54 7.0 -21.5 258 23 336.6 336.8 294.5 340.8 1.16 18 318 9303 -27.5 -40.5 28 13.0 -29.3 252 30 340.9 341.0 294.8 342.3 0.35 19 306 9579 -29.7 -37.7 46 8.0 -30.9 248 26 341.6 341.7 295.1 343.5 0.49 20 300 9720 -30.5 -40.5 37 10.0 -31.8 245 24 342.4 342.5 295.3 343.9 0.37 21 274 10358 -35.1 -43.1 44 8.0 -36.0 248 31 344.7 344.8 295.7 346.0 0.31 22 250 10990 -40.5 -48.5 42 8.0 -41.1 255 41 345.9 345.9 295.9 346.6 0.19 23 245 11127 -41.3 -50.3 37 9.0 -41.9 253 41 346.7 346.7 296.0 347.3 0.16 24 201 12438 -52.9 -56.6 64 3.7 -53.0 244 44 348.5 348.5 296.4 348.9 0.09 25 200 12470 -53.1 -56.8 64 3.7 -53.2 245 45 348.7 348.7 296.4 349.1 0.09 26 172 13420 -62.1 -68.1 44 6.0 -62.2 241 46 349.2 349.2 296.5 349.3 0.02 27 166 13637 -63.9 -68.6 53 4.7 -64.0 240 47 349.7 349.7 296.6 349.8 0.02 28 150 14250 -68.7 -73.2 52 4.5 -68.7 255 50 351.7 351.7 297.0 351.8 0.01 29 139 14703 -72.3 -74.9 68 2.6 -72.3 266 45 353.2 353.2 297.3 353.2 0.01 30 131 15050 -75.3 -79.4 53 4.1 -75.3 275 40 353.8 353.8 297.4 353.9 0.01 31 126 15277 -73.9 -79.9 39 6.0 -73.9 281 37 360.3 360.3 298.8 360.3 0.01 32 120 15561 -75.7 -81.7 38 6.0 -75.7 293 30 362.1 362.1 299.1 362.1 0.00 33 118 15659 -73.5 -80.5 33 7.0 -73.5 297 28 367.9 367.9 300.2 367.9 0.01 34 115 15810 -74.1 -82.1 28 8.0 -74.1 303 24 369.5 369.5 300.5 369.5 0.00 35 100 16620 -77.1 -83.1 38 6.0 -77.1 300 5 378.8 378.8 302.1 378.8 0.00 36 93 17034 -80.1 -85.1 43 5.0 -80.1 280 7 380.8 380.8 302.3 380.8 0.00 37 72 18481 -80.9 -85.6 45 4.7 -80.9 42 7 408.0 408.0 306.3 408.0 0.00 38 72 18481 -80.7 -85.0 48 4.3 -80.7 42 7 408.4 408.4 306.3 408.5 0.00 39 70 18640 -79.7 -84.7 43 5.0 -79.7 10 7 413.9 413.9 307.0 413.9 0.00 40 67 18888 -79.7 -85.7 36 6.0 -79.7 12 8 419.1 419.1 307.6 419.1 0.00 41 65 19061 -76.1 -83.1 32 7.0 -76.2 14 8 430.6 430.6 308.9 430.6 0.01 42 61 19426 -78.1 -85.1 31 7.0 -78.1 17 10 434.1 434.1 309.3 434.1 0.00 43 55 20026 -71.9 -82.9 18 11.0 -72.0 338 9 461.3 461.3 311.9 461.3 0.01 44 54 20135 -70.5 -81.5 18 11.0 -70.6 318 8 467.0 467.0 312.4 467.0 0.01 45 50 20590 -71.5 -81.5 21 10.0 -71.6 235 3 475.0 475.0 313.1 475.1 0.01 46 46 21084 -70.9 -82.9 15 12.0 -71.1 312 11 487.9 487.9 314.1 488.0 0.01 47 40 21940 -57.1 -75.1 8 18.0 -58.0 47 16 542.5 542.5 317.7 542.7 0.04 48 36 22612 -53.7 -72.7 8 19.0 -55.1 109 18 567.8 567.9 319.0 568.3 0.06 49 30 23780 -55.5 -74.5 8 19.0 -56.9 120 19 593.3 593.4 320.3 593.7 0.05 50 28 24218 -57.3 -75.3 8 18.0 -58.5 600.2 600.2 320.6 600.5 0.05 TRP 93 17034 -80.1 -85.1 43 5.0 -80.1 280 7 380.8 380.8 302.3 380.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 570.84 mb = 4846.53 m = 15900.50 ft Wetbulb zero: 629.35 mb = 4050.50 m = 13288.87 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 62.95 % Est. max temperature: 32.45 C = 90.42 F Sfc-Lift cond lev (LCL): 908.30 mb = 956.77 m = 3138.97 ft T: 23.41 C 700-500 lapse rate: 5.03 C/km ThetaE index: 16.40 C Layer 719.0- 545.0 mb Conv cond level (CCL): 784.12 mb = 2219.92 m = 7283.12 ft Mean mixing ratio: 13.96 g/kg Conv temperature: 33.89 C = 93.01 F Cap Strength: 3.38 C Lifted Index: 0.40 C Risk: Showers probable Lifted Index @300 mb: 0.80 C Lifted Index @700 mb: 0.10 C Showalter Index: 0.34 C Risk: Thunderstorms probable Total Totals Index: 43.70 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 19.40 C K Index: 34.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 214.80 Risk: None Energy Index: -2.07 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 89.10 J/kg Max Up Vert Vel: 13.35 m/s Conv Inhibition (B-): 135.87 J/kg Cap Strength: 3.38 C Lift Cond Lev (LCL): 850.93 mb = 1525.47 m = 5004.75 ft Lev Free Conv (LFC): 695.93 mb = 3227.28 m = 10588.06 ft Equ Level (EL): 525.93 mb = 5498.75 m = 18040.28 ft B at Equ Level: 82.59 J/kg Max Parcel Lev (MPL): 255.93 mb = 10828.40 m = 35525.82 ft Wind level data Storm motion: 306 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 ---------------------------------------------------------- 0 977 314 0 0 -0.0 -0.0 | 126 9 -7.5 5.4 1 945 610 360 4 -0.0 -4.0 | 100 8 -7.5 1.4 2 925 798 355 5 0.4 -5.0 | 93 7 -7.1 0.4 3 913 914 300 2 1.7 -1.0 | 127 7 -5.8 4.4 4 881 1219 315 8 5.7 -5.7 | 81 2 -1.9 -0.3 5 850 1535 315 8 5.7 -5.7 | 81 2 -1.9 -0.3 6 821 1829 340 6 2.1 -5.6 | 87 5 -5.5 -0.3 7 792 2134 320 6 3.9 -4.6 | 102 4 -3.7 0.8 8 764 2438 280 7 6.9 -1.2 | 172 4 -0.6 4.1 9 737 2743 280 11 10.8 -1.9 | 224 5 3.3 3.5 10 700 3179 275 13 13.0 -1.1 | 232 7 5.4 4.2 11 660 3658 300 14 12.1 -7.0 | 290 5 4.6 -1.6 12 612 4267 280 14 13.8 -2.4 | 245 7 6.3 2.9 13 567 4877 260 18 17.7 3.1 | 230 13 10.2 8.5 14 500 5900 250 20 18.8 6.8 | 223 17 11.3 12.2 15 487 6096 255 22 21.3 5.7 | 231 18 13.7 11.1 16 400 7610 255 18 17.4 4.7 | 225 14 9.9 10.0 17 399 7620 260 18 17.7 3.1 | 230 13 10.2 8.5 18 325 9144 255 32 30.9 8.3 | 240 27 23.4 13.6 19 300 9720 245 24 21.8 10.1 | 223 21 14.2 15.5 20 262 10668 250 35 32.9 12.0 | 236 31 25.4 17.3 21 250 10990 255 41 39.6 10.6 | 244 36 32.1 16.0 22 209 12192 240 40 34.6 20.0 | 227 37 27.1 25.4 23 200 12470 245 45 40.8 19.0 | 234 41 33.3 24.4 24 164 13716 240 47 40.7 23.5 | 229 44 33.2 28.9 25 150 14250 255 50 48.3 12.9 | 246 45 40.8 18.3 26 127 15240 280 38 37.4 -6.6 | 272 30 29.9 -1.2 27 103 16459 330 7 3.5 -6.1 | 80 4 -4.0 -0.7 28 100 16620 300 5 4.3 -2.5 | 132 4 -3.2 2.9 29 93 17034 280 7 6.9 -1.2 | 172 4 -0.6 4.1 30 74 18288 80 6 -5.9 -1.0 | 108 14 -13.4 4.3 31 70 18640 10 7 -1.2 -6.9 | 80 9 -8.7 -1.5 32 57 19812 20 11 -3.8 -10.3 | 66 12 -11.3 -5.0 33 50 20590 235 3 2.5 1.7 | 145 9 -5.1 7.1 34 44 21336 345 15 3.9 -14.5 | 22 10 -3.6 -9.1 35 35 22860 130 18 -13.8 11.6 | 128 27 -21.3 16.9 36 30 23780 120 19 -16.5 9.5 | 122 28 -24.0 14.9 Wind Parameters Mean winds (0-6000m): 275.5 at 12.3 knts Storm direction: 305.5 at 9.2 knts Shear (0-3000m) pos: 0.3 neg: 2.5 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 119.2 deg Storm rel helicity (0-3000m) pos: 19.3 neg: -10.8 tot: 8.5 m^2/s^2 ave: 2.8 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 1.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.47 Bulk Shear: 19.95 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 ------------------------------------------------------------------------------- 500 358 3 107 8| 0.0 4.7 4.7| 0.3 -9.0 -8.7 -17.3 -0.74| 5.5 -4.1 1000 331 4 108 6| 0.0 4.1 4.1| 6.5 -10.8 -4.3 -4.3 -0.19| 7.8 -1.5 1500 326 5 103 5| 1.2 2.7 3.9| 7.0 -10.8 -3.8 -2.6 -0.13| 6.4 -0.8 2000 325 5 102 4| 0.9 2.5 3.4| 10.3 -10.8 -0.5 -0.3 0.05| 6.0 0.3 2500 312 6 113 3| 0.7 3.0 3.7| 16.0 -10.8 5.2 2.1 0.23| 6.1 1.4 3000 301 7 140 2| 0.3 2.5 2.9| 19.3 -10.8 8.5 2.8 0.27| 5.6 1.5 4000 296 9 200 1| 0.6 2.1 2.7| 24.5 -17.2 7.4 1.8 0.20| 5.3 1.1 5000 285 11 227 4| 0.5 2.3 2.7| 24.5 -26.9 -2.4 -0.5 0.10| 5.1 0.5 6000 276 12 229 6| 0.4 2.0 2.4| 35.1 -32.1 3.0 0.5 0.11| 4.7 0.5 Wrote GIF file: /home/apache/climate/data/raob//VTCC/skewt/VTCC.skewt.20250416.00.gif