UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123011.upa.cvt Date: 1100Z 30 DEC 25 Searching for VECC... Searching the city database file for: VECC ... Date:1100Z 30 DEC 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 1012 6 18.8 10.8 60 8.0 14.0 360 2 291.0 292.4 286.7 313.8 8.05 1 1000 108 17.8 8.8 56 9.0 12.6 360 7 291.0 292.2 285.8 311.2 7.12 2 954 510 14.0 8.0 67 6.0 10.6 325 6 291.0 292.3 285.8 311.2 7.06 3 937 662 12.8 7.9 72 4.9 10.0 310 7 291.3 292.6 285.9 311.7 7.15 4 925 771 14.2 2.2 44 12.0 8.0 310 10 293.8 294.7 284.5 308.0 4.85 5 918 835 15.0 -3.0 29 18.0 6.5 319 15 295.3 295.9 283.5 305.2 3.33 6 911 900 16.8 -12.2 13 29.0 5.2 328 19 297.8 298.1 282.5 302.9 1.64 7 892 1079 18.8 321 20 301.7 8 875 1244 19.8 -22.2 4 42.0 5.0 313 21 304.4 304.5 284.1 306.8 0.74 9 850 1492 18.2 -7.8 16 26.0 6.3 300 21 305.2 305.7 286.4 313.1 2.50 10 785 2164 14.6 -15.4 11 30.0 2.8 304 25 308.4 308.7 286.5 313.2 1.47 11 700 3115 7.8 -20.2 12 28.0 -1.9 280 30 311.1 311.3 287.0 314.8 1.10 12 628 3995 0.0 -21.0 19 21.0 -6.7 284 32 312.0 312.2 287.3 315.8 1.14 13 560 4902 -5.5 -31.5 11 26.0 -11.6 279 39 315.9 316.0 288.0 317.7 0.49 14 541 5171 -6.5 -28.5 16 22.0 -12.1 278 41 317.9 318.0 288.8 320.2 0.67 15 514 5568 -10.1 -22.1 37 12.0 -13.6 276 43 318.2 318.4 289.5 322.5 1.27 16 500 5780 -11.9 -24.9 33 13.0 -15.3 275 45 318.5 318.7 289.4 322.0 1.01 17 447 6624 -18.9 -30.9 34 12.0 -21.2 279 55 320.1 320.2 289.5 322.4 0.65 18 430 6911 -20.7 -45.7 9 25.0 -23.8 281 58 321.4 321.4 289.3 321.9 0.15 19 406 7332 -23.9 -47.9 9 24.0 -26.4 284 63 322.5 322.6 289.7 323.0 0.12 20 400 7440 -24.3 -52.3 6 28.0 -26.9 285 64 323.4 323.4 289.9 323.7 0.08 21 385 7718 -25.5 -58.5 3 33.0 -28.0 279 64 325.4 325.4 290.4 325.5 0.04 22 378 7851 -25.7 -41.7 21 16.0 -27.7 277 64 326.8 326.9 291.1 327.8 0.26 TRP WND Sounding variables and indices 1000-500 mb thick: 5672.00 m Freezing level: 628.00 mb = 3994.80 m = 13106.13 ft Wetbulb zero: 734.07 mb = 2720.67 m = 8925.97 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 22.30 % Est. max temperature: 32.69 C = 90.84 F Sfc-Lift cond lev (LCL): 898.44 mb = 1018.07 m = 3340.08 ft T: 18.12 C 700-500 lapse rate: 7.39 C/km ThetaE index: 8.82 C Layer 925.0- 892.0 mb Conv cond level (CCL): 637.49 mb = 3873.20 m = 12707.18 ft Mean mixing ratio: 6.51 g/kg Conv temperature: 39.83 C = 103.69 F Cap Strength: 12.97 C Lifted Index: 10.11 C Risk: None Lifted Index @700 mb: 11.65 C Showalter Index: 8.53 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 30.10 C Cross Totals Index: 4.10 C K Index: -5.70 Risk: None Sweat Index: 87.00 Risk: None Energy Index: 1.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.32 J/kg Max Up Vert Vel: 5.89 m/s Conv Inhibition (B-): 2674.32 J/kg Cap Strength: 12.97 C Lift Cond Lev (LCL): 846.56 mb = 1526.26 m = 5007.36 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 21 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 1012 6 360 2 -0.0 -2.0 | 133 20 -14.4 13.5 1 1000 108 360 7 -0.0 -7.0 | 120 17 -14.4 8.5 2 977 305 355 7 0.6 -7.0 | 122 16 -13.8 8.5 3 943 610 310 5 3.8 -3.2 | 139 16 -10.5 12.2 4 925 771 310 10 7.7 -6.4 | 143 11 -6.7 9.0 5 910 914 330 20 10.0 -17.3 | 67 5 -4.4 -1.9 6 850 1492 300 21 18.2 -10.5 | 218 6 3.8 5.0 7 847 1524 305 21 17.2 -12.0 | 220 4 2.8 3.4 8 816 1829 315 24 17.0 -17.0 | 300 3 2.6 -1.5 9 706 3048 275 29 28.9 -2.5 | 228 19 14.5 12.9 10 700 3115 280 30 29.5 -5.2 | 236 18 15.2 10.2 11 654 3658 285 30 29.0 -7.8 | 242 17 14.6 7.7 12 500 5780 275 45 44.8 -3.9 | 249 33 30.5 11.5 13 499 5791 275 43 42.8 -3.7 | 248 31 28.5 11.7 14 479 6096 275 49 48.8 -4.3 | 252 36 34.5 11.2 15 400 7440 285 64 61.8 -16.6 | 271 47 47.5 -1.1 16 373 7925 275 64 63.8 -5.6 | 259 50 49.4 9.9 Wind Parameters Mean winds (0-6000m): 287.1 at 28.1 knts Storm direction: 317.1 at 21.1 knts Shear (0-3000m) pos: 0.8 neg: 4.7 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 96.3 deg Storm rel helicity (0-3000m) pos: 28.1 neg: -53.2 tot: -25.1 m^2/s^2 ave: -8.4 10^-3 m/s^2 rel: -0.12 Storm rel vorticity (0-3000m) horiz: 10.4 stream: -1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.19 Bulk Shear: 89.83 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 ------------------------------------------------------------------------------- 500 352 6 125 16| 0.0 4.3 4.3| 15.1 -18.6 -3.5 -7.0 -0.03| 9.3 -0.3 1000 332 9 127 13| 0.0 9.5 9.5| 23.1 -28.9 -5.8 -5.8 -0.23| 14.5 -3.3 1500 321 13 131 8| 0.0 6.9 6.9| 24.3 -28.9 -4.6 -3.1 -0.07| 12.6 -0.9 2000 317 15 137 6| 1.2 5.1 6.3| 28.1 -30.4 -2.3 -1.1 0.01| 11.5 0.1 2500 312 17 159 4| 1.0 4.9 5.8| 28.1 -38.1 -10.0 -4.0 -0.06| 10.8 -0.7 3000 305 19 197 5| 0.8 4.7 5.5| 28.1 -53.2 -25.1 -8.4 -0.12| 10.4 -1.2 4000 297 22 224 8| 1.1 3.8 4.9| 51.7 -53.2 -1.5 -0.4 -0.03| 8.7 -0.3 5000 292 25 234 11| 0.9 3.9 4.7| 60.0 -53.2 6.8 1.4 -0.01| 7.8 -0.1 6000 287 28 240 14| 0.7 3.9 4.6| 76.0 -59.7 16.3 2.7 0.00| 7.4 0.0 Wrote GIF file: /home/apache/climate/data/raob//VECC/skewt/VECC.skewt.20251230.11.gif