UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:1200Z 21 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 1004 3 31.2 22.2 59 9.0 24.6 280 9 304.0 307.2 297.6 354.7 17.02 1 1003 17 30.8 21.8 59 9.0 24.2 280 9 303.7 306.8 297.3 353.1 16.61 2 1001 45 30.6 22.6 62 8.0 24.7 280 9 303.7 306.9 297.8 355.7 17.50 3 1000 59 30.4 22.4 62 8.0 24.5 280 9 303.5 306.7 297.7 355.0 17.30 4 926 737 24.0 20.4 80 3.6 21.4 285 9 303.8 306.8 297.3 352.8 16.51 5 925 746 23.8 20.3 81 3.5 21.3 285 9 303.6 306.7 297.1 352.4 16.42 6 920 793 26.2 15.2 51 11.0 18.7 289 9 306.6 308.8 294.9 342.3 11.89 7 919 803 26.0 13.0 45 13.0 17.4 290 9 306.5 308.4 293.7 337.5 10.29 8 900 986 24.8 10.8 41 14.0 15.8 309 9 307.1 308.8 292.9 334.5 9.07 9 868 1301 21.8 17.1 75 4.7 18.5 351 6 307.1 309.8 296.7 350.1 14.28 10 850 1482 21.2 16.4 74 4.8 17.9 15 5 308.4 311.0 296.7 350.6 13.94 11 700 3128 10.6 9.3 92 1.3 9.7 50 23 314.2 316.2 296.0 347.1 10.57 12 696 3176 10.4 9.1 92 1.3 9.6 51 23 314.5 316.5 296.0 347.1 10.49 13 662 3590 7.2 4.5 83 2.7 5.6 59 26 315.5 317.0 294.4 340.6 8.01 14 661 3603 6.8 3.9 82 2.9 5.1 59 27 315.1 316.6 294.1 339.2 7.68 15 617 4171 8.4 -7.6 31 16.0 0.7 64 20 323.2 323.9 293.0 334.9 3.50 16 610 4265 7.6 -11.4 25 19.0 -0.9 65 19 323.4 323.9 292.3 332.2 2.62 17 587 4580 5.8 -15.2 20 21.0 -2.8 77 16 324.9 325.3 292.2 331.7 2.00 18 505 5791 -3.7 -23.7 20 20.0 -10.0 67 17 327.6 327.8 292.2 331.6 1.12 19 500 5870 -3.7 -24.7 18 21.0 -10.2 65 17 328.5 328.7 292.3 332.2 1.03 20 496 5934 -4.1 -26.1 16 22.0 -10.6 66 17 328.8 329.0 292.3 332.1 0.92 21 465 6442 -6.9 -16.9 45 10.0 -10.6 70 19 331.4 331.9 294.1 339.1 2.19 22 400 7610 -12.1 -38.1 9 26.0 -17.5 70 22 339.3 339.3 294.5 340.7 0.36 23 393 7745 -12.9 -40.9 8 28.0 -18.3 76 20 339.9 340.0 294.6 341.0 0.27 24 391 7784 -13.1 -41.1 8 28.0 -18.4 76 20 340.2 340.2 294.6 341.2 0.27 25 344 8744 -21.3 -34.3 30 13.0 -23.9 82 15 341.7 341.9 295.3 344.1 0.61 26 300 9740 -28.5 -50.5 10 22.0 -30.7 100 19 345.2 345.2 295.7 345.7 0.12 27 298 9788 -29.1 -51.1 10 22.0 -31.3 98 19 345.0 345.1 295.6 345.5 0.12 28 250 11030 -39.3 -56.3 15 17.0 -40.3 90 24 347.6 347.7 296.2 348.0 0.07 29 200 12520 -52.1 -67.1 15 15.0 -52.4 90 40 350.3 350.3 296.7 350.4 0.02 30 150 14330 -66.9 -79.9 14 13.0 -67.0 105 35 354.8 354.8 297.7 354.9 0.00 31 105 16425 -82.5 -93.5 13 11.0 -82.5 119 34 363.2 363.2 299.3 363.2 0.00 32 100 16700 -81.9 -93.9 11 12.0 -81.9 120 32 369.5 369.5 300.5 369.5 0.00 33 97 16871 -81.7 -93.7 11 12.0 -81.7 373.1 373.1 301.1 373.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5811.00 m Freezing level: 536.94 mb = 5319.71 m = 17452.91 ft Wetbulb zero: 613.95 mb = 4211.48 m = 13817.01 ft Precipitable water: 2.00 inches Sfc-500 mean rel hum: 57.60 % Est. max temperature: 35.28 C = 95.51 F Sfc-Lift cond lev (LCL): 881.81 mb = 1163.53 m = 3817.31 ft T: 23.11 C 700-500 lapse rate: 5.22 C/km ThetaE index: 21.18 C Layer 1000.0- 868.0 mb Conv cond level (CCL): 785.55 mb = 2150.52 m = 7055.43 ft Mean mixing ratio: 15.59 g/kg Conv temperature: 37.98 C = 100.37 F Cap Strength: 3.31 C Lifted Index: -1.02 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.51 C Lifted Index @700 mb: -0.20 C Showalter Index: -0.97 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 20.10 C K Index: 40.00 Risk: > 80 % chance of thunderstorms Sweat Index: 223.80 Risk: None Energy Index: -3.48 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 179.74 J/kg Max Up Vert Vel: 18.96 m/s Conv Inhibition (B-): 149.46 J/kg Cap Strength: 3.30 C Lift Cond Lev (LCL): 861.52 mb = 1365.66 m = 4480.45 ft Lev Free Conv (LFC): 706.52 mb = 3049.44 m = 10004.60 ft Equ Level (EL): 636.52 mb = 3913.86 m = 12840.61 ft B at Equ Level: 32.25 J/kg Max Parcel Lev (MPL): 596.52 mb = 4448.32 m = 14594.05 ft Wind level data Storm motion: 89 at 11 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 1004 3 280 9 8.9 -1.6 | 274 19 19.4 -1.3 1 1000 59 280 9 8.9 -1.6 | 274 19 19.4 -1.3 2 972 305 275 10 10.0 -0.9 | 272 21 20.5 -0.6 3 939 610 280 9 8.9 -1.6 | 274 19 19.4 -1.3 4 925 746 285 9 8.7 -2.3 | 276 19 19.2 -2.1 5 907 914 300 9 7.8 -4.5 | 283 19 18.3 -4.3 6 876 1219 340 7 2.4 -6.6 | 296 14 12.9 -6.3 7 850 1482 15 5 -1.3 -4.8 | 296 10 9.2 -4.6 8 816 1829 40 4 -2.6 -3.1 | 290 8 8.0 -2.8 9 787 2134 60 9 -7.8 -4.5 | 327 5 2.7 -4.3 10 759 2438 85 11 -11.0 -1.0 | 30 1 -0.4 -0.7 11 733 2743 80 14 -13.8 -2.4 | 56 4 -3.2 -2.2 12 700 3128 50 23 -17.6 -14.8 | 26 16 -7.1 -14.5 13 656 3658 60 27 -23.4 -13.5 | 44 18 -12.8 -13.3 14 609 4267 65 19 -17.2 -8.0 | 41 10 -6.7 -7.8 15 565 4877 90 12 -12.0 0.0 | 99 1 -1.5 0.2 16 500 5870 65 17 -15.4 -7.2 | 35 8 -4.9 -6.9 17 486 6096 70 18 -16.9 -6.2 | 47 9 -6.4 -5.9 18 400 7610 70 22 -20.7 -7.5 | 54 12 -10.1 -7.3 19 399 7620 75 21 -20.3 -5.4 | 62 11 -9.7 -5.2 20 325 9144 85 13 -13.0 -1.1 | 70 3 -2.4 -0.9 21 300 9740 100 19 -18.7 3.3 | 113 9 -8.2 3.5 22 263 10668 70 16 -15.0 -5.5 | 41 7 -4.5 -5.2 23 250 11030 90 24 -24.0 0.0 | 91 13 -13.5 0.2 24 200 12520 90 40 -40.0 0.0 | 90 29 -29.5 0.2 25 150 14330 105 35 -33.8 9.1 | 112 25 -23.3 9.3 26 128 15240 115 40 -36.3 16.9 | 124 31 -25.7 17.1 27 100 16700 120 32 -27.7 16.0 | 133 24 -17.2 16.2 28 99 16764 125 37 -30.3 21.2 | 137 29 -19.8 21.5 Wind Parameters Mean winds (0-6000m): 58.7 at 14.1 knts Storm direction: 88.7 at 10.5 knts Shear (0-3000m) pos: 3.6 neg: 1.7 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 120.7 deg Storm rel helicity (0-3000m) pos: 47.4 neg: -13.1 tot: 34.4 m^2/s^2 ave: 11.5 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 1.8 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 2.73 Bulk Shear: 65.90 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 ------------------------------------------------------------------------------- 500 277 10 273 20| 0.0 0.5 0.5| 2.6 -3.9 -1.3 -2.5 -0.11| 2.2 -0.3 1000 283 9 275 20| 2.7 0.2 2.9| 26.5 -3.9 22.5 22.5 0.60| 3.9 2.3 1500 297 8 281 18| 3.8 0.2 4.0| 38.2 -4.8 33.4 22.2 0.44| 5.5 2.4 2000 309 7 285 17| 3.8 0.1 3.9| 42.7 -7.1 35.6 17.8 0.40| 5.4 2.2 2500 336 8 297 15| 4.3 0.1 4.4| 47.2 -7.1 40.1 16.0 0.46| 5.9 2.7 3000 19 9 318 11| 3.6 1.7 5.3| 47.4 -13.1 34.4 11.5 0.27| 6.8 1.8 4000 46 13 353 9| 2.5 2.0 4.6| 70.2 -19.7 50.4 12.6 0.26| 6.9 1.8 5000 54 14 5 8| 1.8 1.6 3.5| 75.8 -21.2 54.6 10.9 0.25| 6.9 1.7 6000 59 14 12 7| 1.5 2.0 3.5| 77.6 -25.0 52.5 8.8 0.19| 6.5 1.2 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250421.12.gif