UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:1200Z 16 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 31.6 23.6 63 8.0 25.6 280 10 304.3 307.8 298.7 359.7 18.55 1 1003 26 30.8 22.8 62 8.0 24.9 280 10 303.7 307.0 298.0 356.3 17.69 2 1002 38 30.8 22.8 62 8.0 24.9 280 11 303.8 307.1 298.0 356.5 17.70 3 1000 61 30.0 22.0 62 8.0 24.2 280 11 303.1 306.3 297.3 353.2 16.87 4 948 532 25.6 21.6 79 4.0 22.7 289 14 303.3 306.6 297.7 355.0 17.38 5 925 747 25.2 16.2 57 9.0 19.0 290 12 305.1 307.4 295.0 342.8 12.62 6 914 852 25.2 15.2 54 10.0 18.4 290 10 306.1 308.4 294.8 342.1 11.97 7 850 1483 20.8 14.8 69 6.0 16.7 290 3 307.9 310.3 295.7 345.9 12.55 8 829 1698 19.6 13.6 68 6.0 15.5 330 5 308.9 311.1 295.5 345.0 11.89 9 780 2219 17.2 5.2 45 12.0 10.0 39 3 311.7 313.1 292.7 333.8 7.13 10 748 2575 14.4 9.7 73 4.7 11.4 41 9 312.4 314.4 295.2 343.8 10.16 11 700 3131 11.4 -0.6 43 12.0 4.9 45 10 315.1 316.1 292.2 331.7 5.23 12 693 3215 10.8 -2.2 40 13.0 4.0 47 10 315.3 316.3 291.8 330.3 4.70 13 615 4201 4.8 -4.2 52 9.0 0.3 46 9 319.4 320.3 292.9 334.2 4.56 14 528 5428 -3.5 -23.5 20 20.0 -9.7 193 17 323.7 323.9 291.0 327.5 1.09 15 511 5687 -2.5 -31.5 9 29.0 -10.2 233 22 327.9 328.1 291.7 329.9 0.54 16 510 5703 -2.5 -32.5 8 30.0 -10.3 235 22 328.1 328.2 291.7 329.9 0.49 17 500 5860 -3.7 -32.7 8 29.0 -11.1 260 25 328.5 328.6 291.8 330.3 0.49 18 440 6864 -8.5 -45.5 3 37.0 -15.2 230 21 334.7 334.7 293.2 335.3 0.15 19 417 7280 -10.9 -47.9 3 37.0 -17.0 216 20 336.8 336.8 293.6 337.3 0.12 20 400 7600 -13.3 -48.3 4 35.0 -18.8 205 18 337.7 337.7 293.9 338.2 0.12 21 340 8819 -22.3 -42.3 14 20.0 -25.4 218 19 341.5 341.6 295.0 342.6 0.27 22 300 9730 -28.5 -53.5 7 25.0 -30.9 215 16 345.2 345.2 295.6 345.6 0.09 23 250 11010 -39.1 -59.1 10 20.0 -40.2 230 13 347.9 347.9 296.2 348.2 0.05 24 200 12510 -50.9 -67.9 12 17.0 -51.3 190 15 352.2 352.2 297.1 352.3 0.02 25 164 13779 -62.1 -77.1 12 15.0 -62.2 114 23 353.9 353.9 297.5 354.0 0.01 26 150 14330 -65.3 -80.3 11 15.0 -65.4 80 27 357.6 357.6 298.2 357.6 0.00 27 112 16075 -76.9 -90.9 9 14.0 -76.9 85 30 367.1 367.1 300.0 367.1 0.00 28 100 16730 -78.1 -92.1 9 14.0 -78.1 85 31 376.8 376.8 301.7 376.8 0.00 29 84 17720 -82.1 -95.1 9 13.0 -82.1 100 53 388.0 388.0 303.5 388.0 0.00 30 82 17855 -82.9 -95.9 9 13.0 -82.9 118 46 389.0 389.0 303.6 389.0 0.00 31 78 18138 -77.7 -91.7 9 14.0 -77.7 155 33 405.4 405.4 305.9 405.4 0.00 32 72 18598 -78.1 -92.1 9 14.0 -78.1 214 11 414.0 414.0 307.0 414.0 0.00 33 70 18760 -76.1 -90.1 9 14.0 -76.2 235 3 421.6 421.6 307.9 421.6 0.00 34 67 19016 -76.9 -90.9 9 14.0 -76.9 239 6 425.2 425.2 308.3 425.2 0.00 35 66 19104 -74.7 -88.7 10 14.0 -74.7 240 7 431.8 431.8 309.0 431.8 0.00 36 61 19567 -74.9 -88.9 10 14.0 -75.0 247 12 441.2 441.2 310.0 441.2 0.00 37 59 19765 -72.3 -86.3 10 14.0 -72.4 250 14 451.2 451.2 311.0 451.3 0.00 38 54 20289 -73.7 -87.7 10 14.0 -73.8 258 19 459.6 459.6 311.7 459.6 0.00 39 50 20750 -68.1 -83.1 10 15.0 -68.3 265 24 483.0 483.0 313.7 483.1 0.01 40 49 20873 -68.1 -83.1 10 15.0 -68.3 266 23 485.8 485.8 313.9 485.9 0.01 41 48 20998 -68.1 -83.1 10 15.0 -68.3 268 23 488.7 488.7 314.1 488.7 0.01 42 47 21126 -65.3 -80.3 11 15.0 -65.6 269 22 498.3 498.3 314.8 498.4 0.01 43 45 21394 -64.1 -79.1 11 15.0 -64.4 272 21 507.5 507.5 315.5 507.6 0.02 44 43 21674 -66.1 -81.1 11 15.0 -66.4 275 20 509.2 509.2 315.6 509.3 0.01 45 41 21966 -65.9 -80.9 11 15.0 -66.2 279 19 516.7 516.7 316.1 516.8 0.01 46 39 22273 -63.7 -78.7 11 15.0 -64.1 282 18 529.7 529.7 316.9 529.8 0.02 47 38 22434 -64.9 -79.9 11 15.0 -65.3 284 17 530.6 530.6 316.9 530.7 0.02 48 34 23127 -58.9 -74.9 11 16.0 -59.7 291 14 563.5 563.5 318.8 563.8 0.04 49 32 23509 -60.1 -76.1 11 16.0 -60.9 296 13 570.2 570.2 319.2 570.4 0.04 50 31 23710 -56.1 -73.1 10 17.0 -57.3 298 12 586.2 586.2 320.0 586.6 0.06 51 30 23920 -55.7 -72.7 10 17.0 -57.1 300 11 592.8 592.8 320.3 593.3 0.07 52 28 24366 -54.1 -72.1 9 18.0 -55.8 327 13 609.1 609.1 321.0 609.7 0.08 53 25 25095 -57.3 -75.3 8 18.0 -58.6 12 16 619.9 619.9 321.5 620.4 0.06 54 24 25356 -56.7 -74.7 9 18.0 -58.2 28 18 629.0 629.0 321.9 629.4 0.06 55 23 25628 -57.1 -75.1 8 18.0 -58.6 45 19 635.5 635.5 322.2 636.0 0.06 56 22 25913 -54.1 -73.1 8 19.0 -56.2 62 20 652.5 652.6 322.8 653.3 0.09 57 21 26213 -55.7 -74.7 8 19.0 -57.5 81 22 656.5 656.5 322.9 657.0 0.07 58 21 26213 -53.3 -73.3 7 20.0 -55.6 81 22 663.7 663.7 323.2 664.4 0.09 59 20 26530 -52.7 -72.7 7 20.0 -55.2 100 23 674.9 674.9 323.6 675.7 0.10 60 19 26860 -54.9 -74.9 7 20.0 -57.1 678.0 678.0 323.7 678.7 0.08 61 18 27207 -52.9 -73.9 6 21.0 -55.6 694.9 694.9 324.3 695.7 0.10 62 17 27575 -53.9 -74.9 6 21.0 -56.5 703.1 703.2 324.6 703.9 0.09 63 16 27966 -52.1 -74.1 5 22.0 -55.4 721.3 721.3 325.1 722.2 0.10 64 16 27966 -52.7 -74.7 5 22.0 -55.8 719.3 719.4 325.1 720.2 0.10 65 15 28385 -49.7 -72.7 5 23.0 -53.8 742.7 742.8 325.8 744.0 0.14 66 15 28385 -48.1 -72.1 5 24.0 -52.8 748.0 748.1 325.9 749.4 0.15 67 15 28385 -45.9 -69.9 5 24.0 -51.4 755.3 755.4 326.1 757.3 0.21 68 12 29880 -43.1 -69.1 4 26.0 -50.6 815.0 815.2 327.7 818.0 0.29 TRP 84 17720 -82.1 -95.1 9 13.0 -82.1 100 53 388.0 388.0 303.5 388.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 564.69 mb = 4910.36 m = 16109.90 ft Wetbulb zero: 612.78 mb = 4229.94 m = 13877.58 ft Precipitable water: 1.71 inches Sfc-500 mean rel hum: 49.27 % Est. max temperature: 35.08 C = 95.14 F Sfc-Lift cond lev (LCL): 895.74 mb = 1027.27 m = 3370.25 ft T: 23.98 C 700-500 lapse rate: 5.53 C/km ThetaE index: 13.47 C Layer 700.0- 615.0 mb Conv cond level (CCL): 774.12 mb = 2283.51 m = 7491.73 ft Mean mixing ratio: 15.62 g/kg Conv temperature: 39.16 C = 102.49 F Cap Strength: 3.33 C Lifted Index: -0.97 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.45 C Lifted Index @700 mb: 0.66 C Showalter Index: 0.76 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 18.50 C K Index: 27.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 208.60 Risk: None Energy Index: -2.91 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 253.25 J/kg Max Up Vert Vel: 22.51 m/s Conv Inhibition (B-): 170.99 J/kg Cap Strength: 3.33 C Lift Cond Lev (LCL): 864.23 mb = 1338.63 m = 4391.79 ft Lev Free Conv (LFC): 659.23 mb = 3627.43 m = 11900.87 ft Equ Level (EL): 229.23 mb = 11593.02 m = 38034.38 ft B at Equ Level: 249.68 J/kg Max Parcel Lev (MPL): 149.23 mb = 14360.72 m = 47114.64 ft Wind level data Storm motion: 8 at 8 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 3 280 10 9.8 -1.7 | 241 13 11.0 6.0 1 1000 61 280 11 10.8 -1.9 | 244 13 12.0 5.8 2 973 305 285 13 12.6 -3.4 | 252 14 13.7 4.4 3 940 610 290 14 13.2 -4.8 | 258 15 14.3 3.0 4 925 747 290 12 11.3 -4.1 | 254 13 12.4 3.7 5 907 914 290 9 8.5 -3.1 | 244 11 9.6 4.7 6 876 1219 290 6 5.6 -2.1 | 230 9 6.8 5.7 7 850 1483 290 3 2.8 -1.0 | 211 8 4.0 6.7 8 816 1829 355 6 0.5 -6.0 | 223 2 1.7 1.8 9 787 2134 40 2 -1.3 -1.5 | 179 6 -0.1 6.2 10 760 2438 35 7 -4.0 -5.7 | 125 4 -2.9 2.0 11 733 2743 50 12 -9.2 -7.7 | 90 8 -8.0 0.0 12 700 3131 45 10 -7.1 -7.1 | 97 6 -5.9 0.7 13 656 3658 55 12 -9.8 -6.9 | 96 9 -8.7 0.9 14 608 4267 45 9 -6.4 -6.4 | 105 5 -5.2 1.4 15 564 4877 110 7 -6.6 2.4 | 152 12 -5.4 10.1 16 500 5860 260 25 24.6 4.3 | 245 28 25.8 12.1 17 485 6096 255 25 24.1 6.5 | 241 29 25.3 14.2 18 400 7600 205 18 7.6 16.3 | 200 26 8.8 24.1 19 399 7620 210 17 8.5 14.7 | 203 24 9.7 22.5 20 325 9144 220 19 12.2 14.6 | 211 26 13.4 22.3 21 300 9730 215 16 9.2 13.1 | 206 23 10.3 20.9 22 262 10668 230 15 11.5 9.6 | 216 22 12.6 17.4 23 250 11010 230 13 10.0 8.4 | 215 20 11.1 16.1 24 200 12510 190 15 2.6 14.8 | 189 23 3.8 22.5 25 150 14330 80 27 -26.6 -4.7 | 97 26 -25.4 3.1 26 129 15240 85 29 -28.9 -2.5 | 101 28 -27.7 5.2 27 100 16730 85 31 -30.9 -2.7 | 100 30 -29.7 5.1 28 99 16764 85 35 -34.9 -3.1 | 98 34 -33.7 4.7 29 84 17720 100 53 -52.2 9.2 | 108 54 -51.0 17.0 30 70 18760 235 3 2.5 1.7 | 201 10 3.6 9.5 31 50 20750 265 24 23.9 2.1 | 249 27 25.1 9.8 32 30 23920 300 11 9.5 -5.5 | 258 11 10.7 2.3 33 20 26530 100 23 -22.7 4.0 | 119 24 -21.5 11.7 Wind Parameters Mean winds (0-6000m): 338.5 at 10.5 knts Storm direction: 8.5 at 7.8 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): -147.5 deg Storm rel helicity (0-3000m) pos: 18.4 neg: -32.0 tot: -13.6 m^2/s^2 ave: -4.5 10^-3 m/s^2 rel: -0.31 Storm rel vorticity (0-3000m) horiz: 6.3 stream: -2.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 17.16 Bulk Shear: 14.76 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 ------------------------------------------------------------------------------- 500 284 12 250 14| 4.1 0.0 4.1| 13.1 0.0 13.1 26.2 0.85| 4.3 3.7 1000 287 12 251 13| 1.3 0.0 1.3| 15.1 -11.8 3.3 3.3 0.04| 5.4 0.2 1500 288 10 245 12| 2.4 0.0 2.4| 15.1 -21.8 -6.7 -4.5 -0.25| 5.3 -1.3 2000 294 8 244 10| 2.9 0.0 2.9| 17.7 -23.8 -6.1 -3.1 -0.21| 6.2 -1.3 2500 302 8 244 8| 3.2 0.0 3.2| 17.7 -29.5 -11.8 -4.7 -0.32| 6.5 -2.1 3000 323 8 258 6| 3.2 0.0 3.2| 18.4 -32.0 -13.6 -4.5 -0.31| 6.3 -2.0 4000 360 9 314 2| 2.5 0.2 2.7| 19.7 -32.2 -12.4 -3.1 -0.26| 5.3 -1.4 5000 18 9 68 2| 2.0 0.1 2.1| 40.5 -32.2 8.3 1.7 -0.04| 5.7 -0.2 6000 338 10 292 5| 1.3 0.1 1.4|290.9 -38.9 252.0 42.0 0.35| 8.4 3.0 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250416.12.gif