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 VOCC... Searching the city database file for: VOCC ... Date:0000Z 24 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 1006 3 26.4 24.3 88 2.1 24.9 155 4 299.0 302.6 297.8 355.6 19.35 1 1005 12 26.0 23.9 88 2.1 24.5 154 4 298.7 302.2 297.4 353.9 18.90 2 1002 39 26.0 24.0 89 2.0 24.6 152 4 299.0 302.5 297.6 354.7 19.07 3 1000 57 25.6 23.7 89 1.9 24.2 150 4 298.8 302.2 297.4 353.5 18.76 4 985 190 26.0 23.7 87 2.3 24.3 169 3 300.4 303.9 298.0 356.4 19.06 5 925 739 23.2 21.5 90 1.7 22.0 315 10 303.0 306.3 297.8 355.6 17.72 6 850 1469 19.6 17.6 88 2.0 18.2 310 6 306.7 309.5 297.1 352.0 15.07 7 779 2214 16.0 13.3 84 2.7 14.2 65 5 310.6 312.9 296.3 348.5 12.42 8 744 2603 14.0 9.1 72 4.9 10.9 53 15 312.5 314.4 295.0 342.8 9.80 9 717 2914 13.4 -0.6 38 14.0 5.8 60 18 315.2 316.1 292.1 331.4 5.11 10 700 3115 11.4 0.4 47 11.0 5.4 65 17 315.1 316.2 292.5 332.9 5.63 11 667 3516 8.4 3.7 72 4.7 5.6 83 13 316.1 317.6 294.3 339.8 7.51 12 649 3742 7.8 -1.2 53 9.0 2.9 85 11 317.9 319.0 293.1 335.2 5.41 13 613 4210 5.0 -6.0 45 11.0 -0.3 51 7 319.9 320.7 292.5 332.9 3.99 14 583 4617 1.4 -0.9 85 2.3 0.1 42 7 320.4 321.6 294.4 340.2 6.16 15 564 4883 0.0 -4.4 72 4.4 -2.2 40 7 321.8 322.7 293.7 337.7 4.90 16 554 5026 0.0 -2.1 86 2.1 -1.1 51 7 323.4 324.6 295.0 342.7 5.93 17 509 5700 -4.5 -6.1 89 1.6 -5.3 108 6 325.9 326.8 294.7 341.7 4.77 18 500 5840 -4.9 -7.5 82 2.6 -6.1 120 6 327.1 327.9 294.7 341.6 4.36 19 484 6096 -5.7 -10.0 72 4.3 -7.6 140 7 329.1 329.9 294.7 341.7 3.70 20 446 6734 -9.5 -12.1 81 2.6 -10.6 142 8 332.1 332.8 295.2 343.8 3.39 21 423 7143 -11.3 -17.3 61 6.0 -13.5 144 8 334.9 335.4 295.1 343.1 2.33 22 400 7570 -14.9 -19.9 66 5.0 -16.6 145 9 335.6 336.0 295.0 342.6 1.97 23 393 7704 -15.3 -20.2 66 4.9 -16.9 153 9 336.8 337.2 295.2 343.8 1.96 24 381 7939 -16.1 -23.1 55 7.0 -18.2 148 11 338.7 339.1 295.4 344.4 1.56 25 361 8345 -19.3 -29.3 41 10.0 -21.7 139 13 339.7 339.9 295.1 343.2 0.94 26 300 9700 -29.7 -36.7 51 7.0 -30.8 120 17 343.5 343.6 295.7 345.7 0.55 27 250 10980 -40.5 -48.5 42 8.0 -41.1 100 13 345.9 345.9 295.9 346.6 0.19 28 200 12470 -52.1 -60.1 38 8.0 -52.4 65 7 350.3 350.3 296.7 350.5 0.06 29 165 13694 -62.9 -70.9 33 8.0 -63.0 85 20 352.0 352.0 297.1 352.1 0.02 30 150 14280 -66.5 -73.5 37 7.0 -66.5 95 27 355.5 355.5 297.8 355.6 0.01 31 111 16057 -79.3 -86.3 31 7.0 -79.3 89 20 363.5 363.5 299.4 363.5 0.00 32 100 16650 -80.7 -87.7 30 7.0 -80.7 80 19 371.8 371.8 300.9 371.8 0.00 33 96 16882 -81.7 -88.7 29 7.0 -81.7 75 28 374.2 374.2 301.3 374.2 0.00 34 94 17002 -79.5 -86.5 30 7.0 -79.5 80 27 380.8 380.8 302.4 380.8 0.00 35 92 17125 -79.1 -86.1 31 7.0 -79.1 86 25 383.9 383.9 302.9 384.0 0.00 36 81 17849 -82.5 -89.5 29 7.0 -82.5 118 16 391.2 391.2 304.0 391.2 0.00 37 77 18135 -82.1 -89.1 29 7.0 -82.1 131 13 397.8 397.8 304.9 397.8 0.00 38 74 18361 -78.9 -85.9 31 7.0 -78.9 141 10 409.0 409.0 306.4 409.1 0.00 39 70 18680 -78.5 -85.5 31 7.0 -78.5 155 6 416.4 416.4 307.3 416.5 0.00 40 69 18762 -76.9 -83.9 32 7.0 -76.9 421.6 421.6 307.9 421.6 0.01 41 61 19470 -77.5 -84.5 32 7.0 -77.6 435.4 435.4 309.4 435.4 0.01 TRP 96 16882 -81.7 -88.7 29 7.0 -81.7 75 28 374.2 374.2 301.3 374.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 554.00 mb = 5026.31 m = 16490.33 ft Wetbulb zero: 616.64 mb = 4161.38 m = 13652.65 ft Precipitable water: 2.33 inches Sfc-500 mean rel hum: 75.34 % Est. max temperature: 33.75 C = 92.75 F Sfc-Lift cond lev (LCL): 976.22 mb = 267.88 m = 878.87 ft T: 25.60 C 700-500 lapse rate: 5.98 C/km ThetaE index: 25.07 C Layer 925.0- 700.0 mb Conv cond level (CCL): 884.86 mb = 1121.97 m = 3680.97 ft Mean mixing ratio: 18.30 g/kg Conv temperature: 32.32 C = 90.17 F Cap Strength: 1.24 C Lifted Index: -3.87 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.29 C Lifted Index @700 mb: -0.69 C Showalter Index: -2.63 C Risk: Severe thunderstorms possible Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 22.50 C K Index: 31.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 229.20 Risk: None Energy Index: -2.11 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1470.90 J/kg Max Up Vert Vel: 54.24 m/s Conv Inhibition (B-): 30.14 J/kg Cap Strength: 1.24 C Lift Cond Lev (LCL): 928.56 mb = 705.45 m = 2314.43 ft Lev Free Conv (LFC): 773.56 mb = 2273.24 m = 7458.05 ft Equ Level (EL): 723.56 mb = 2837.28 m = 9308.53 ft B at Equ Level: 14.96 J/kg Max Parcel Lev (MPL): 73.56 mb = 18395.47 m = 60351.87 ft Wind level data Storm motion: 84 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 1006 3 155 4 -1.7 3.6 | 227 6 4.6 4.3 1 1000 57 150 4 -2.0 3.5 | 226 6 4.3 4.2 2 972 305 185 3 0.3 3.0 | 241 8 6.6 3.7 3 939 610 340 5 1.7 -4.7 | 297 9 8.0 -4.0 4 925 739 315 10 7.1 -7.1 | 296 15 13.4 -6.4 5 906 914 320 12 7.7 -9.2 | 301 16 14.0 -8.5 6 875 1219 335 8 3.4 -7.3 | 304 12 9.7 -6.6 7 850 1469 310 6 4.6 -3.9 | 286 11 10.9 -3.2 8 815 1829 50 3 -2.3 -1.9 | 287 4 4.0 -1.2 9 786 2134 70 4 -3.8 -1.4 | 285 3 2.5 -0.7 10 758 2438 50 10 -7.7 -6.4 | 13 6 -1.4 -5.7 11 731 2743 55 19 -15.6 -10.9 | 42 14 -9.3 -10.2 12 700 3115 65 17 -15.4 -7.2 | 55 11 -9.1 -6.5 13 655 3658 90 12 -12.0 0.0 | 97 6 -5.7 0.7 14 607 4267 45 6 -4.2 -4.2 | 330 4 2.0 -3.6 15 563 4877 40 7 -4.5 -5.4 | 339 5 1.8 -4.7 16 500 5840 120 6 -5.2 3.0 | 197 4 1.1 3.7 17 484 6096 140 7 -4.5 5.4 | 196 6 1.8 6.0 18 400 7570 145 9 -5.2 7.4 | 188 8 1.1 8.1 19 397 7620 155 9 -3.8 8.2 | 196 9 2.5 8.8 20 323 9144 120 17 -14.7 8.5 | 137 12 -8.4 9.2 21 300 9700 120 17 -14.7 8.5 | 137 12 -8.4 9.2 22 261 10668 105 16 -15.5 4.1 | 118 10 -9.2 4.8 23 250 10980 100 13 -12.8 2.3 | 114 7 -6.5 2.9 24 200 12470 65 7 -6.3 -3.0 | 1 2 -0.1 -2.3 25 150 14280 95 27 -26.9 2.4 | 98 21 -20.6 3.0 26 127 15240 100 22 -21.7 3.8 | 106 16 -15.4 4.5 27 100 16650 80 19 -18.7 -3.3 | 78 13 -12.4 -2.6 28 98 16764 80 22 -21.7 -3.8 | 78 16 -15.4 -3.1 29 96 16882 75 28 -27.0 -7.2 | 72 22 -20.8 -6.6 30 70 18680 155 6 -2.5 5.4 | 212 7 3.8 6.1 Wind Parameters Mean winds (0-6000m): 53.8 at 8.4 knts Storm direction: 83.8 at 6.3 knts Shear (0-3000m) pos: 2.0 neg: 1.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): -176.2 deg Storm rel helicity (0-3000m) pos: 58.6 neg: -10.5 tot: 48.1 m^2/s^2 ave: 16.0 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 3.6 10^-3/s Energy-Hel index: 0.36 Bulk Rich Number: 88.82 Bulk Shear: 16.56 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 ------------------------------------------------------------------------------- 500 186 4 237 8| 7.8 0.0 7.8| 16.1 0.0 16.1 32.2 0.82| 8.7 7.2 1000 312 6 288 11| 7.6 0.0 7.6| 33.1 -0.1 33.0 33.0 0.59| 11.0 6.5 1500 320 7 293 12| 5.1 1.8 6.8| 34.3 -8.9 25.4 16.9 0.36| 9.7 3.5 2000 326 6 294 11| 2.5 1.3 3.9| 38.6 -10.5 28.2 14.1 0.30| 9.3 2.8 2500 349 6 306 9| 2.0 1.8 3.8| 43.5 -10.5 32.9 13.2 0.35| 9.3 3.3 3000 22 8 334 7| 2.0 1.5 3.5| 58.6 -10.5 48.1 16.0 0.39| 9.3 3.6 4000 48 9 7 6| 0.6 0.6 1.2| 73.2 -15.4 57.8 14.5 0.33| 8.8 2.9 5000 48 9 3 5| 0.5 0.4 1.0| 74.5 -18.6 55.9 11.2 0.27| 7.7 2.1 6000 54 8 7 4| 0.5 0.4 0.9| 75.5 -18.6 56.9 9.5 0.28| 7.2 2.0 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250424.00.gif