UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:0000Z 22 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 1007 3 27.6 23.2 77 4.4 24.4 140 6 300.2 303.5 297.3 353.1 18.06 1 1000 68 27.0 22.9 78 4.1 24.0 135 6 300.1 303.4 297.2 352.5 17.85 2 925 751 23.2 21.4 90 1.8 21.9 245 10 303.0 306.3 297.7 355.3 17.61 3 901 979 21.6 20.5 93 1.1 20.8 254 9 303.7 306.8 297.6 354.5 17.09 4 850 1482 19.2 16.9 87 2.3 17.6 305 6 306.3 308.9 296.5 349.5 14.40 5 803 1968 16.8 12.8 77 4.0 14.1 43 7 308.7 310.9 295.3 344.1 11.65 6 798 2021 18.4 11.4 64 7.0 13.8 48 8 311.0 313.0 295.2 343.7 10.67 7 794 2064 16.0 12.7 81 3.3 13.8 52 9 308.9 311.1 295.4 344.4 11.71 8 790 2107 16.8 8.8 59 8.0 11.8 57 10 310.2 311.9 293.8 337.9 9.04 9 785 2161 15.2 11.2 77 4.0 12.6 60 11 309.0 311.0 294.7 341.6 10.71 10 764 2389 13.2 11.0 87 2.2 11.8 56 15 309.3 311.3 294.9 342.3 10.86 11 762 2411 15.2 9.2 67 6.0 11.4 56 15 311.7 313.5 294.6 341.3 9.63 12 761 2422 15.2 7.2 59 8.0 10.3 55 16 311.8 313.4 293.7 337.7 8.40 13 743 2623 11.0 8.3 83 2.7 9.3 58 20 309.3 311.1 293.7 337.7 9.29 14 742 2635 10.4 7.9 84 2.5 8.9 58 20 308.8 310.5 293.4 336.4 9.05 15 736 2702 12.8 7.8 72 5.0 9.7 59 21 312.1 313.9 294.3 340.1 9.06 16 723 2852 11.6 -1.4 40 13.0 4.8 61 23 312.4 313.3 291.0 327.5 4.78 17 700 3121 10.4 -7.6 27 18.0 2.0 65 27 314.0 314.6 289.9 323.9 3.08 18 665 3547 7.8 -19.2 13 27.0 -2.0 69 31 315.7 316.0 288.7 320.0 1.26 19 520 5539 -3.3 -31.3 9 28.0 -10.5 64 15 325.3 325.5 290.9 327.3 0.54 20 500 5850 -4.1 -29.1 12 25.0 -11.0 75 14 328.0 328.2 291.9 330.6 0.69 21 452 6641 -7.3 -25.3 22 18.0 -12.8 87 15 333.6 333.9 293.7 337.6 1.08 22 400 7580 -14.5 -24.5 42 10.0 -17.4 100 15 336.1 336.4 294.6 340.9 1.31 23 383 7911 -16.9 -26.9 42 10.0 -19.5 92 16 337.2 337.4 294.6 341.3 1.10 24 372 8131 -17.9 -24.9 54 7.0 -19.8 90 17 338.7 339.0 295.2 343.7 1.36 25 339 8826 -22.1 -36.1 27 14.0 -24.7 83 22 342.1 342.2 295.3 344.1 0.52 26 302 9672 -28.1 -43.1 22 15.0 -30.1 85 24 345.1 345.2 295.8 346.3 0.28 27 300 9720 -28.5 -43.5 22 15.0 -30.4 85 24 345.2 345.3 295.8 346.3 0.27 28 250 11000 -39.5 -51.5 27 12.0 -40.4 95 29 347.3 347.4 296.1 347.9 0.13 29 200 12490 -51.9 -63.9 22 12.0 -52.2 100 30 350.6 350.6 296.8 350.7 0.04 30 150 14300 -67.9 -77.9 23 10.0 -67.9 105 32 353.1 353.1 297.3 353.1 0.01 31 141 14669 -71.3 -81.3 21 10.0 -71.3 353.5 353.5 297.4 353.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5782.00 m Freezing level: 563.11 mb = 4947.02 m = 16230.19 ft Wetbulb zero: 682.33 mb = 3333.40 m = 10936.23 ft Precipitable water: 1.79 inches Sfc-500 mean rel hum: 45.99 % Est. max temperature: 33.36 C = 92.04 F Sfc-Lift cond lev (LCL): 944.98 mb = 563.83 m = 1849.81 ft T: 24.24 C 700-500 lapse rate: 5.31 C/km ThetaE index: 20.16 C Layer 723.0- 520.0 mb Conv cond level (CCL): 881.88 mb = 1164.43 m = 3820.26 ft Mean mixing ratio: 17.68 g/kg Conv temperature: 32.08 C = 89.75 F Cap Strength: 1.97 C Lifted Index: -2.54 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.27 C Lifted Index @700 mb: -1.28 C Showalter Index: -0.96 C Risk: Thunderstorms probable Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 21.00 C K Index: 22.20 Risk: 20-40 % chance of thunderstorms Sweat Index: 228.80 Risk: None Energy Index: -3.63 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1030.72 J/kg Max Up Vert Vel: 45.40 m/s Conv Inhibition (B-): 32.23 J/kg Cap Strength: 1.75 C Lift Cond Lev (LCL): 918.52 mb = 812.06 m = 2664.21 ft Lev Free Conv (LFC): 783.52 mb = 2176.54 m = 7140.80 ft Wind level data Storm motion: 90 at 12 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 1007 3 140 6 -3.9 4.6 | 240 9 7.8 4.5 1 1000 68 135 6 -4.2 4.2 | 241 9 7.4 4.2 2 973 305 170 5 -0.9 4.9 | 246 12 10.8 4.8 3 940 610 245 8 7.3 3.4 | 260 19 18.9 3.3 4 925 751 245 10 9.1 4.2 | 259 21 20.7 4.1 5 908 914 250 9 8.5 3.1 | 262 20 20.1 3.0 6 876 1219 270 7 7.0 -0.0 | 270 19 18.7 -0.1 7 850 1482 305 6 4.9 -3.4 | 282 17 16.6 -3.5 8 816 1829 30 3 -1.5 -2.6 | 285 11 10.2 -2.7 9 787 2134 60 11 -9.5 -5.5 | 339 6 2.1 -5.6 10 759 2438 55 16 -13.1 -9.2 | 9 9 -1.4 -9.3 11 732 2743 60 22 -19.1 -11.0 | 34 13 -7.4 -11.1 12 700 3121 65 27 -24.5 -11.4 | 48 17 -12.8 -11.5 13 655 3658 70 32 -30.1 -10.9 | 59 21 -18.4 -11.0 14 608 4267 60 19 -16.5 -9.5 | 27 11 -4.8 -9.6 15 564 4877 40 16 -10.3 -12.3 | 354 12 1.4 -12.3 16 500 5850 75 14 -13.5 -3.6 | 27 4 -1.9 -3.7 17 484 6096 80 15 -14.8 -2.6 | 49 4 -3.1 -2.7 18 400 7580 100 15 -14.8 2.6 | 129 4 -3.1 2.5 19 398 7620 95 14 -13.9 1.2 | 117 3 -2.3 1.1 20 324 9144 80 24 -23.6 -4.2 | 70 13 -12.0 -4.2 21 300 9720 85 24 -23.9 -2.1 | 80 12 -12.2 -2.2 22 262 10668 95 29 -28.9 2.5 | 98 17 -17.2 2.4 23 250 11000 95 29 -28.9 2.5 | 98 17 -17.2 2.4 24 200 12490 100 30 -29.5 5.2 | 106 19 -17.9 5.1 25 150 14300 105 32 -30.9 8.3 | 113 21 -19.2 8.2 Wind Parameters Mean winds (0-6000m): 60.4 at 15.6 knts Storm direction: 90.4 at 11.7 knts Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 164.1 deg Storm rel helicity (0-3000m) pos: 114.2 neg: -2.7 tot: 111.5 m^2/s^2 ave: 37.2 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 5.6 10^-3/s Energy-Hel index: 0.49 Bulk Rich Number: 23.70 Bulk Shear: 43.49 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 ------------------------------------------------------------------------------- 500 168 6 242 12| 8.5 0.0 8.5| 9.1 0.0 9.1 18.3 0.31| 8.7 2.7 1000 221 7 252 17| 6.3 0.0 6.3| 30.8 -0.7 30.1 30.1 0.44| 8.0 3.5 1500 241 7 259 18| 4.0 0.0 4.0| 60.3 -0.7 59.6 39.8 0.57| 7.8 4.4 2000 253 7 264 18| 2.5 0.0 2.5| 76.4 -2.7 73.7 36.8 0.53| 8.7 4.6 2500 325 8 292 17| 3.6 0.0 3.6| 92.7 -2.7 90.0 36.0 0.59| 9.1 5.4 3000 51 10 330 8| 4.2 0.0 4.2|114.2 -2.7 111.5 37.2 0.62| 9.0 5.6 4000 63 15 14 7| 3.8 0.8 4.6|136.0 -22.7 113.3 28.3 0.49| 8.6 4.2 5000 60 16 14 8| 3.0 1.8 4.8|137.6 -55.5 82.1 16.4 0.29| 8.2 2.4 6000 60 16 13 8| 2.5 1.5 4.0|146.4 -55.5 90.9 15.1 0.31| 7.6 2.4 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250422.00.gif