UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:0000Z 28 APR 25 Station: VOCC WMO ident: 43353 Latitude: 9.95 Longitude: 76.27 Elevation: 3.00 ------------------------------------------------------------------------------- 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 1005 3 27.2 23.8 82 3.4 24.7 90 3 299.9 303.4 297.7 355.0 18.78 1 1004 15 27.2 23.8 82 3.4 24.7 90 3 300.0 303.4 297.7 355.2 18.80 2 1003 26 27.2 23.8 82 3.4 24.7 90 2 300.1 303.5 297.8 355.3 18.82 3 1002 38 27.6 24.2 82 3.4 25.1 90 2 300.6 304.1 298.2 357.4 19.31 4 1001 49 27.2 23.9 82 3.3 24.8 90 1 300.3 303.7 297.9 356.0 18.98 5 1000 61 27.2 23.9 82 3.3 24.8 90 1 300.4 303.8 298.0 356.2 19.00 6 994 114 28.8 25.3 81 3.5 26.2 127 1 302.5 306.3 299.5 364.3 20.84 7 925 747 24.4 22.6 90 1.8 23.1 350 8 304.3 307.8 298.9 360.9 18.98 8 882 1161 22.0 20.3 90 1.7 20.8 338 5 305.9 309.2 298.2 357.7 17.25 9 850 1480 20.4 17.7 84 2.7 18.5 325 4 307.5 310.4 297.3 353.3 15.16 10 828 1706 19.6 15.1 75 4.5 16.5 6 3 309.0 311.5 296.4 348.9 13.15 11 770 2325 14.8 13.2 90 1.6 13.7 51 7 310.3 312.7 296.3 348.4 12.49 12 707 3043 11.8 4.8 62 7.0 7.6 54 8 314.7 316.1 294.0 338.6 7.65 13 700 3126 10.6 4.6 66 6.0 7.1 55 7 314.2 315.7 293.9 338.0 7.62 14 692 3221 9.2 6.3 82 2.9 7.5 51 7 313.7 315.4 294.5 340.7 8.69 15 685 3306 10.2 8.1 87 2.1 8.9 48 7 315.7 317.6 295.9 346.8 9.95 16 666 3540 10.0 5.7 75 4.3 7.3 40 6 318.1 319.7 295.6 345.5 8.66 17 659 3627 10.4 0.4 50 10.0 4.8 37 6 319.5 320.6 294.0 338.7 5.99 18 654 3691 9.6 -4.4 37 14.0 2.5 35 6 319.3 320.1 292.5 333.0 4.22 19 616 4184 6.4 -19.6 14 26.0 -3.1 43 9 321.1 321.4 290.5 325.6 1.31 20 602 4372 4.8 -16.2 20 21.0 -3.4 50 9 321.4 321.7 291.0 327.5 1.79 21 581 4661 2.8 -2.2 70 5.0 0.1 66 8 322.3 323.4 294.4 340.6 5.61 22 528 5429 -1.7 -11.7 46 10.0 -6.0 64 8 325.8 326.4 293.3 335.8 2.96 23 503 5813 -4.3 -12.3 54 8.0 -7.7 51 10 327.2 327.8 293.6 337.3 2.96 24 500 5860 -4.5 -14.5 46 10.0 -8.5 50 10 327.6 328.0 293.3 336.1 2.49 25 492 5987 -5.3 -21.3 27 16.0 -10.6 50 10 328.1 328.4 292.6 333.1 1.42 26 476 6246 -6.7 -10.9 72 4.2 -8.5 41 10 329.5 330.2 294.7 341.4 3.50 27 468 6379 -6.9 -14.9 53 8.0 -10.1 33 9 330.8 331.3 294.3 339.7 2.57 28 454 6616 -7.9 -13.9 62 6.0 -10.4 19 8 332.5 333.0 294.9 342.4 2.88 29 433 6983 -10.1 -22.1 37 12.0 -13.9 357 7 334.2 334.5 294.2 339.6 1.50 30 418 7254 -12.1 -19.1 56 7.0 -14.5 341 6 335.0 335.4 294.8 342.2 2.02 31 400 7590 -14.1 -20.1 60 6.0 -16.1 320 5 336.7 337.1 295.2 343.6 1.94 32 393 7725 -14.9 -19.9 66 5.0 -16.6 332 7 337.3 337.7 295.4 344.5 2.01 33 358 8431 -18.9 -31.9 31 13.0 -21.8 280 8 341.1 341.2 295.3 343.9 0.74 34 353 8537 -19.7 -33.7 28 14.0 -22.6 272 8 341.4 341.5 295.2 343.8 0.63 35 327 9104 -24.5 -40.5 21 16.0 -26.9 229 9 342.3 342.4 295.2 343.7 0.34 36 300 9730 -29.7 -42.7 27 13.0 -31.3 210 10 343.5 343.6 295.4 344.7 0.30 37 250 11000 -39.9 -45.9 53 6.0 -40.4 50 5 346.7 346.8 296.1 347.8 0.25 38 218 11931 -47.7 -52.5 58 4.8 -47.9 309 11 348.5 348.6 296.4 349.1 0.14 39 200 12500 -52.5 -57.1 57 4.6 -52.7 245 14 349.6 349.6 296.6 350.0 0.08 40 156 14062 -66.5 -71.0 53 4.5 -66.5 219 11 351.6 351.6 297.0 351.6 0.02 41 150 14300 -67.7 -72.2 53 4.5 -67.7 215 10 353.5 353.5 297.4 353.5 0.01 42 115 15863 -79.5 -84.1 46 4.6 -79.5 194 10 359.5 359.5 298.6 359.5 0.00 43 107 16273 -80.7 -85.3 46 4.6 -80.7 199 10 364.7 364.7 299.6 364.7 0.00 44 100 16660 -76.9 -81.6 47 4.7 -76.9 205 10 379.1 379.1 302.1 379.2 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 548.02 mb = 5138.48 m = 16858.33 ft Wetbulb zero: 637.07 mb = 3907.00 m = 12818.09 ft Precipitable water: 2.30 inches Sfc-500 mean rel hum: 66.64 % Est. max temperature: 34.56 C = 94.20 F Sfc-Lift cond lev (LCL): 957.04 mb = 447.52 m = 1468.21 ft T: 26.48 C 700-500 lapse rate: 5.52 C/km ThetaE index: 26.30 C Layer 925.0- 692.0 mb Conv cond level (CCL): 891.07 mb = 1071.92 m = 3516.76 ft Mean mixing ratio: 19.59 g/kg Conv temperature: 32.87 C = 91.16 F Cap Strength: 1.05 C Lifted Index: -5.40 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -7.28 C Lifted Index @700 mb: -2.95 C Showalter Index: -2.70 C Risk: Severe thunderstorms possible Total Totals Index: 47.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 22.20 C K Index: 36.60 Risk: > 80 % chance of thunderstorms Sweat Index: 230.40 Risk: None Energy Index: -3.36 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2846.26 J/kg Max Up Vert Vel: 75.45 m/s Conv Inhibition (B-): 12.88 J/kg Cap Strength: 1.05 C Lift Cond Lev (LCL): 920.06 mb = 793.52 m = 2603.37 ft Lev Free Conv (LFC): 825.06 mb = 1736.06 m = 5695.65 ft Equ Level (EL): 105.06 mb = 16377.31 m = 53730.67 ft B at Equ Level: 2717.00 J/kg Wind level data Storm motion: 72 at 5 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 1005 3 90 3 -3.0 0.0 | 230 2 1.9 1.6 1 1000 61 90 1 -1.0 0.0 | 248 4 3.9 1.6 2 973 305 260 3 3.0 0.5 | 255 8 7.9 2.1 3 940 610 350 5 0.9 -4.9 | 300 7 5.8 -3.3 4 925 747 350 8 1.4 -7.9 | 315 9 6.3 -6.3 5 907 914 350 8 1.4 -7.9 | 315 9 6.3 -6.3 6 876 1219 335 4 1.7 -3.6 | 287 7 6.6 -2.0 7 850 1480 325 4 2.3 -3.3 | 283 7 7.2 -1.7 8 816 1829 30 2 -1.0 -1.7 | 272 4 3.9 -0.1 9 787 2134 45 5 -3.5 -3.5 | 325 2 1.4 -2.0 10 759 2438 55 9 -7.4 -5.2 | 35 4 -2.5 -3.6 11 732 2743 50 13 -10.0 -8.4 | 37 8 -5.1 -6.8 12 700 3126 55 7 -5.7 -4.0 | 19 3 -0.8 -2.4 13 656 3658 35 6 -3.4 -4.9 | 336 4 1.5 -3.3 14 608 4267 45 10 -7.1 -7.1 | 22 6 -2.2 -5.5 15 564 4877 80 6 -5.9 -1.0 | 118 1 -1.0 0.5 16 500 5860 50 10 -7.7 -6.4 | 30 6 -2.8 -4.8 17 485 6096 50 10 -7.7 -6.4 | 30 6 -2.8 -4.8 18 400 7590 320 5 3.2 -3.8 | 285 8 8.1 -2.2 19 398 7620 340 7 2.4 -6.6 | 304 9 7.3 -5.0 20 325 9144 225 9 6.4 6.4 | 235 14 11.3 7.9 21 300 9730 210 10 5.0 8.7 | 224 14 9.9 10.2 22 262 10668 65 6 -5.4 -2.5 | 30 1 -0.5 -1.0 23 250 11000 50 5 -3.8 -3.2 | 327 2 1.1 -1.6 24 200 12500 245 14 12.7 5.9 | 247 19 17.6 7.5 25 150 14300 215 10 5.7 8.2 | 227 14 10.6 9.8 26 128 15240 185 10 0.9 10.0 | 207 13 5.8 11.5 27 100 16660 205 10 4.2 9.1 | 221 14 9.1 10.6 28 98 16764 175 13 -1.1 13.0 | 195 15 3.8 14.5 Wind Parameters Mean winds (0-6000m): 42.1 at 6.9 knts Storm direction: 72.1 at 5.1 knts Shear (0-3000m) pos: 2.2 neg: 1.2 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 161.1 deg Storm rel helicity (0-3000m) pos: 27.6 neg: -11.2 tot: 16.4 m^2/s^2 ave: 5.5 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 2.0 10^-3/s Energy-Hel index: 0.42 Bulk Rich Number: 305.05 Bulk Shear: 9.33 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 ------------------------------------------------------------------------------- 500 286 3 263 8| 0.0 6.9 6.9| 13.5 -0.6 13.0 25.9 0.59| 11.4 6.7 1000 340 5 294 7| 1.8 3.4 5.3| 22.0 -3.2 18.9 18.9 0.55| 9.2 5.0 1500 339 5 293 7| 1.2 2.1 3.3| 22.0 -9.2 12.8 8.6 0.31| 7.4 2.3 2000 343 4 292 7| 1.6 1.6 3.2| 23.6 -10.3 13.3 6.6 0.28| 6.8 1.9 2500 4 5 304 6| 2.6 1.3 3.8| 27.5 -10.3 17.2 6.9 0.37| 6.8 2.5 3000 22 6 325 5| 2.2 1.2 3.3| 27.6 -11.2 16.4 5.5 0.30| 6.7 2.0 4000 30 6 333 4| 1.6 1.1 2.7| 29.7 -13.4 16.2 4.1 0.24| 5.9 1.4 5000 37 7 345 4| 1.2 0.9 2.1| 34.8 -13.6 21.2 4.2 0.29| 5.5 1.6 6000 42 7 355 4| 1.0 0.8 1.8| 34.8 -16.2 18.6 3.1 0.22| 5.1 1.1 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250428.00.gif