UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041911.upa.cvt Date: 1100Z 19 APR 25 Searching for VECC... Searching the city database file for: VECC ... Date:1100Z 19 APR 25 Station: VECC WMO ident: 42809 Latitude: 22.65 Longitude: 88.45 Elevation: 6.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1003 6 32.4 24.4 63 8.0 26.4 50 2 305.3 308.9 299.4 363.9 19.53 1 1000 31 31.8 22.8 59 9.0 25.2 75 1 305.0 308.2 298.3 358.0 17.74 2 932 660 25.8 21.2 76 4.6 22.5 96 4 305.0 308.2 298.0 356.6 17.25 3 925 727 25.4 20.8 76 4.6 22.1 95 4 305.3 308.4 297.9 356.0 16.95 4 850 1467 19.8 16.9 83 2.9 17.8 260 6 306.9 309.6 296.7 350.2 14.40 5 807 1913 17.4 14.7 84 2.7 15.5 300 7 308.9 311.4 296.4 348.8 13.15 6 781 2193 17.6 10.6 64 7.0 13.0 300 13 312.0 314.0 295.3 343.9 10.34 7 725 2824 12.8 2.8 51 10.0 7.1 319 23 313.5 314.7 292.7 333.8 6.47 8 701 3107 12.2 -0.8 41 13.0 5.2 326 32 315.9 316.9 292.3 332.3 5.15 9 700 3119 12.2 -0.8 41 13.0 5.2 325 33 316.0 317.0 292.4 332.4 5.16 10 661 3595 8.0 0.0 57 8.0 3.7 321 40 316.5 317.6 293.0 334.9 5.80 11 582 4630 0.8 -17.2 25 18.0 -5.8 318 31 319.8 320.2 290.5 325.6 1.70 12 575 4728 1.6 -44.4 2 46.0 -7.9 313 29 321.9 321.9 289.5 322.4 0.13 13 561 4925 0.0 -47.0 1 47.0 -9.0 303 25 322.3 322.3 289.6 322.6 0.10 14 555 5011 -0.7 -47.7 1 47.0 -9.5 299 24 322.4 322.4 289.6 322.8 0.09 15 542 5201 -0.5 290 20 324.8 16 500 5840 -4.9 285 23 327.1 17 458 6526 -10.1 -40.1 7 30.0 -15.9 291 29 328.9 328.9 291.7 329.8 0.25 18 453 6610 -9.9 -41.9 5 32.0 -15.9 295 29 330.2 330.2 292.0 331.0 0.21 19 447 6714 -10.7 -23.7 33 13.0 -14.6 300 30 330.4 330.7 293.0 334.9 1.26 20 439 6853 -11.7 -22.7 40 11.0 -15.0 300 32 330.9 331.1 293.3 335.9 1.41 21 425 7101 -13.7 -40.7 8 27.0 -18.5 301 32 331.4 331.4 292.3 332.4 0.26 22 418 7227 -14.7 -47.7 4 33.0 -19.6 303 29 331.7 331.7 292.3 332.2 0.12 23 414 7300 -15.3 -47.3 5 32.0 -20.0 305 27 331.8 331.8 292.3 332.3 0.13 24 401 7541 -17.1 -23.1 60 6.0 -18.8 305 36 332.5 332.8 293.8 337.8 1.49 25 400 7560 -16.9 -22.9 60 6.0 -18.6 305 37 333.0 333.3 293.9 338.4 1.52 26 395 7654 -16.9 -24.9 50 8.0 -19.1 306 34 334.2 334.5 294.0 338.9 1.28 27 388 7789 -14.3 -37.3 12 23.0 -19.0 309 34 339.3 339.4 294.6 340.9 0.40 28 314 9353 -27.5 -45.5 16 18.0 -29.7 323 36 342.1 342.2 295.0 343.0 0.21 29 300 9680 -29.3 -71.3 1 42.0 -31.7 315 37 344.1 344.1 295.3 344.1 0.01 30 277 10246 -32.3 -71.3 1 39.0 -34.3 295 36 347.7 347.7 296.1 347.7 0.01 31 250 10960 -38.3 -67.3 3 29.0 -39.5 275 43 349.1 349.1 296.4 349.2 0.02 32 200 12450 -50.5 -76.5 3 26.0 -51.0 275 36 352.8 352.8 297.3 352.8 0.01 33 170 13487 -58.9 -77.9 7 19.0 -59.1 283 36 355.6 355.6 297.8 355.7 0.01 34 150 14260 -64.3 -80.3 9 16.0 -64.4 290 33 359.3 359.3 298.5 359.3 0.00 35 109 16156 -76.5 -88.5 13 12.0 -76.5 370.7 370.7 300.7 370.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5809.00 m Freezing level: 561.00 mb = 4925.46 m = 16159.43 ft Wetbulb zero: 630.41 mb = 3980.31 m = 13058.61 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 55.81 % Est. max temperature: 33.94 C = 93.08 F Sfc-Lift cond lev (LCL): 894.17 mb = 1023.68 m = 3358.48 ft T: 23.15 C 700-500 lapse rate: 6.28 C/km ThetaE index: 31.60 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 848.99 mb = 1477.19 m = 4846.36 ft Mean mixing ratio: 17.29 g/kg Conv temperature: 34.05 C = 93.29 F Cap Strength: 1.25 C Lifted Index: -4.28 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.53 C Lifted Index @700 mb: -0.18 C Showalter Index: -2.05 C Risk: Severe thunderstorms possible Total Totals Index: 46.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 21.80 C K Index: 28.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 237.80 Risk: None Energy Index: -4.27 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1447.92 J/kg Max Up Vert Vel: 53.81 m/s Conv Inhibition (B-): 34.74 J/kg Cap Strength: 1.25 C Lift Cond Lev (LCL): 871.39 mb = 1249.54 m = 4099.48 ft Lev Free Conv (LFC): 746.39 mb = 2577.50 m = 8456.27 ft Equ Level (EL): 156.39 mb = 14002.38 m = 45939.02 ft B at Equ Level: 1432.73 J/kg Wind level data Storm motion: 342 at 15 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 1003 6 50 2 -1.5 -1.3 | 155 14 -6.2 13.0 1 1000 31 75 1 -1.0 -0.3 | 158 15 -5.6 14.0 2 970 305 100 5 -4.9 0.9 | 148 18 -9.6 15.2 3 925 727 95 4 -4.0 0.3 | 149 17 -8.6 14.6 4 905 914 120 4 -3.5 2.0 | 154 18 -8.1 16.3 5 874 1219 300 2 1.7 -1.0 | 168 14 -2.9 13.3 6 850 1467 260 6 5.9 1.0 | 185 15 1.3 15.3 7 844 1524 265 6 6.0 0.5 | 185 15 1.3 14.8 8 815 1829 300 5 4.3 -2.5 | 178 12 -0.3 11.8 9 758 2438 300 19 16.5 -9.5 | 248 13 11.8 4.8 10 706 3048 330 26 13.0 -22.5 | 315 12 8.3 -8.2 11 700 3119 325 33 18.9 -27.0 | 312 19 14.3 -12.7 12 655 3658 320 41 26.4 -31.4 | 308 28 21.7 -17.1 13 585 4572 320 32 20.6 -24.5 | 303 19 15.9 -10.2 14 542 5182 290 20 18.8 -6.8 | 242 16 14.1 7.4 15 500 5840 285 23 22.2 -6.0 | 245 19 17.6 8.3 16 465 6401 285 28 27.0 -7.2 | 253 23 22.4 7.0 17 447 6706 300 30 26.0 -15.0 | 272 21 21.3 -0.7 18 430 7010 300 34 29.4 -17.0 | 276 25 24.8 -2.7 19 413 7315 305 27 22.1 -15.5 | 274 18 17.5 -1.2 20 400 7560 305 37 30.3 -21.2 | 285 27 25.7 -6.9 21 397 7620 305 34 27.9 -19.5 | 283 24 23.2 -5.2 22 336 8839 335 34 14.4 -30.8 | 330 19 9.7 -16.5 23 300 9680 315 37 26.2 -26.2 | 299 25 21.5 -11.9 24 272 10363 290 36 33.8 -12.3 | 266 29 29.2 2.0 25 250 10960 275 43 42.8 -3.7 | 255 40 38.2 10.5 26 238 11278 275 41 40.8 -3.6 | 254 38 36.2 10.7 27 200 12450 275 36 35.9 -3.1 | 250 33 31.2 11.2 28 180 13106 280 38 37.4 -6.6 | 257 34 32.8 7.7 29 150 14260 290 33 31.0 -11.3 | 264 27 26.4 3.0 30 128 15240 295 31 28.1 -13.1 | 267 23 23.4 1.2 31 115 15850 320 27 17.4 -20.7 | 297 14 12.7 -6.4 32 110 16154 320 22 14.1 -16.9 | 285 10 9.5 -2.6 Wind Parameters Mean winds (0-6000m): 312.0 at 20.0 knts Storm direction: 342.0 at 15.0 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 155.0 deg Storm rel helicity (0-3000m) pos: 123.8 neg: -15.6 tot: 108.2 m^2/s^2 ave: 36.1 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 5.6 10^-3/s Energy-Hel index: 0.54 Bulk Rich Number: 20.53 Bulk Shear: 70.52 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 97 4 151 17| 3.6 0.0 3.6| 1.1 -8.5 -7.5 -14.9 -0.36| 4.9 -1.8 1000 102 4 151 17| 2.5 0.0 2.5| 24.6 -8.5 16.1 16.1 0.31| 5.3 1.7 1500 107 4 152 17| 2.7 0.0 2.7| 48.9 -11.2 37.7 25.1 0.42| 7.0 3.0 2000 299 4 176 12| 2.6 0.0 2.6| 59.3 -15.6 43.7 21.8 0.39| 7.2 2.8 2500 300 6 185 11| 4.2 0.0 4.2| 89.8 -15.6 74.2 29.7 0.55| 8.0 4.4 3000 310 9 196 9| 4.3 0.0 4.3|123.8 -15.6 108.2 36.1 0.65| 8.6 5.6 4000 318 16 252 7| 3.3 1.6 4.9|126.5 -30.7 95.8 23.9 0.45| 8.9 4.0 5000 318 20 271 9| 2.6 1.3 3.9|126.5 -99.0 27.5 5.5 0.19| 9.0 1.7 6000 312 20 265 10| 2.2 1.6 3.7|134.6-119.1 15.5 2.6 0.14| 8.4 1.1 Wrote GIF file: /home/apache/climate/data/raob//VECC/skewt/VECC.skewt.20250419.11.gif