UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:1200Z 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 1003 3 31.2 24.2 66 7.0 26.0 205 7 304.1 307.7 299.0 361.6 19.29 1 1000 37 30.6 23.6 66 7.0 25.4 200 7 303.8 307.2 298.5 359.3 18.65 2 943 555 25.6 22.9 85 2.7 23.6 245 6 303.8 307.3 298.8 360.3 18.96 3 925 724 25.2 20.7 76 4.5 21.9 250 2 305.1 308.2 297.8 355.4 16.84 4 901 953 24.0 19.0 74 5.0 20.4 30 1 306.1 309.0 297.2 352.8 15.53 5 850 1458 20.8 16.4 76 4.4 17.8 95 5 307.9 310.5 296.7 350.1 13.94 6 755 2468 13.2 10.9 86 2.3 11.7 73 10 310.3 312.4 295.2 343.7 10.92 7 736 2681 12.0 9.9 87 2.1 10.7 56 12 311.3 313.3 295.1 343.4 10.47 8 700 3100 10.4 5.4 71 5.0 7.4 40 19 314.0 315.5 294.1 339.2 8.06 9 690 3220 10.8 1.8 54 9.0 5.7 43 18 315.7 317.0 293.3 335.7 6.33 10 661 3576 8.8 0.8 57 8.0 4.4 53 15 317.4 318.6 293.6 337.0 6.15 11 633 3934 8.0 -5.0 39 13.0 1.5 57 13 320.4 321.2 292.8 334.0 4.17 12 631 3960 7.8 -6.2 36 14.0 1.0 57 13 320.5 321.2 292.5 333.0 3.81 13 615 4171 6.4 -2.6 53 9.0 1.7 59 12 321.2 322.3 293.8 338.0 5.14 14 605 4306 5.8 -7.2 39 13.0 -0.4 61 11 322.1 322.8 292.9 334.2 3.68 15 582 4622 3.6 -6.4 48 10.0 -1.3 82 9 323.1 323.9 293.4 336.5 4.07 16 571 4777 2.8 -11.2 35 14.0 -3.3 92 9 323.9 324.5 292.6 333.5 2.85 17 562 4905 2.0 -7.0 51 9.0 -2.3 100 8 324.4 325.2 293.8 337.8 4.03 18 536 5286 0.2 -18.8 22 19.0 -6.8 100 9 326.7 327.0 292.3 332.4 1.62 19 509 5699 -2.5 -27.5 13 25.0 -9.8 100 10 328.3 328.5 292.0 331.2 0.79 20 500 5840 -3.7 -20.7 25 17.0 -9.5 100 10 328.5 328.8 292.7 333.7 1.47 21 464 6427 -6.9 -14.9 53 8.0 -10.1 157 7 331.6 332.2 294.5 340.6 2.59 22 426 7088 -10.9 -26.9 25 16.0 -15.4 234 5 334.7 334.9 293.9 338.4 0.99 23 411 7363 -12.1 -23.1 39 11.0 -15.5 266 5 336.6 336.9 294.8 341.9 1.45 24 400 7570 -13.3 -21.3 51 8.0 -15.9 290 4 337.7 338.1 295.3 344.0 1.75 25 397 7628 -13.9 -21.9 51 8.0 -16.4 295 6 337.6 338.0 295.2 343.7 1.67 26 345 8687 -21.3 -32.3 36 11.0 -23.7 267 7 341.4 341.6 295.3 344.3 0.74 27 305 9590 -27.5 -32.5 62 5.0 -28.5 141 9 345.0 345.2 296.2 348.1 0.82 28 300 9710 -28.3 -33.3 62 5.0 -29.2 110 10 345.5 345.7 296.3 348.5 0.77 29 250 10990 -38.5 -44.5 53 6.0 -39.1 300 2 348.8 348.9 296.6 350.0 0.29 30 200 12490 -52.1 -59.1 43 7.0 -52.3 275 4 350.3 350.3 296.7 350.5 0.07 31 150 14300 -67.7 -74.7 36 7.0 -67.8 120 20 353.5 353.5 297.4 353.5 0.01 32 144 14544 -70.1 -77.1 35 7.0 -70.1 117 21 353.4 353.4 297.4 353.5 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5803.00 m Freezing level: 534.00 mb = 5316.73 m = 17443.14 ft Wetbulb zero: 607.13 mb = 4277.02 m = 14032.05 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 60.04 % Est. max temperature: 34.94 C = 94.89 F Sfc-Lift cond lev (LCL): 906.94 mb = 896.00 m = 2939.60 ft T: 24.30 C 700-500 lapse rate: 5.15 C/km ThetaE index: 24.57 C Layer 925.0- 661.0 mb Conv cond level (CCL): 843.78 mb = 1520.52 m = 4988.53 ft Mean mixing ratio: 18.06 g/kg Conv temperature: 35.20 C = 95.36 F Cap Strength: 2.12 C Lifted Index: -3.54 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.18 C Lifted Index @700 mb: -2.33 C Showalter Index: -0.79 C Risk: Thunderstorms probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 20.10 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 216.80 Risk: None Energy Index: -3.14 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1658.90 J/kg Max Up Vert Vel: 57.60 m/s Conv Inhibition (B-): 45.27 J/kg Cap Strength: 2.12 C Lift Cond Lev (LCL): 890.52 mb = 1054.68 m = 3460.20 ft Lev Free Conv (LFC): 815.52 mb = 1810.75 m = 5940.70 ft Wind level data Storm motion: 103 at 7 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 1003 3 205 7 3.0 6.3 | 243 11 9.7 4.8 1 1000 37 200 7 2.4 6.6 | 241 10 9.1 5.1 2 970 305 225 8 5.7 5.7 | 251 13 12.4 4.2 3 937 610 250 5 4.7 1.7 | 269 11 11.4 0.2 4 925 724 250 2 1.9 0.7 | 275 9 8.6 -0.8 5 905 914 25 1 -0.4 -0.9 | 291 7 6.3 -2.4 6 874 1219 65 4 -3.6 -1.7 | 316 4 3.1 -3.2 7 850 1458 95 5 -5.0 0.4 | 301 2 1.8 -1.1 8 814 1829 110 5 -4.7 1.7 | 264 2 2.0 0.2 9 785 2134 95 7 -7.0 0.6 | 15 1 -0.2 -0.9 10 757 2438 75 10 -9.7 -2.6 | 36 5 -2.9 -4.1 11 730 2743 50 12 -9.2 -7.7 | 15 10 -2.5 -9.2 12 700 3100 40 19 -12.2 -14.6 | 19 17 -5.5 -16.1 13 654 3658 55 14 -11.5 -8.0 | 26 11 -4.7 -9.5 14 607 4267 60 11 -9.5 -5.5 | 22 8 -2.8 -7.0 15 563 4877 100 8 -7.9 1.4 | 85 1 -1.1 -0.1 16 500 5840 100 10 -9.8 1.7 | 94 3 -3.1 0.2 17 484 6096 120 8 -6.9 4.0 | 175 3 -0.2 2.5 18 400 7570 290 4 3.8 -1.4 | 285 11 10.5 -2.9 19 397 7620 295 6 5.4 -2.5 | 288 13 12.2 -4.0 20 324 9144 255 7 6.8 1.8 | 269 13 13.5 0.3 21 300 9710 110 10 -9.4 3.4 | 126 3 -2.7 1.9 22 262 10668 90 8 -8.0 0.0 | 40 2 -1.3 -1.5 23 250 10990 300 2 1.7 -1.0 | 286 9 8.5 -2.5 24 200 12490 275 4 4.0 -0.3 | 280 11 10.7 -1.8 25 150 14300 120 20 -17.3 10.0 | 129 14 -10.6 8.5 26 128 15240 110 22 -20.7 7.5 | 113 15 -13.9 6.0 27 100 16764 230 6 4.6 3.9 | 258 12 11.3 2.4 Wind Parameters Mean winds (0-6000m): 72.6 at 9.2 knts Storm direction: 102.6 at 6.9 knts Shear (0-3000m) pos: 1.8 neg: 2.5 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 135.7 deg Storm rel helicity (0-3000m) pos: 31.9 neg: -5.6 tot: 26.3 m^2/s^2 ave: 8.8 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 1.7 10^-3/s Energy-Hel index: 0.31 Bulk Rich Number: 50.06 Bulk Shear: 33.14 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 ------------------------------------------------------------------------------- 500 220 7 250 12| 4.3 0.0 4.3| 14.3 -0.1 14.2 28.4 0.76| 5.8 4.4 1000 227 5 260 11| 4.5 0.0 4.5| 27.4 -0.1 27.3 27.3 0.69| 7.3 5.0 1500 208 5 254 9| 3.4 0.0 3.4| 29.8 -0.7 29.1 19.4 0.55| 6.6 3.6 2000 158 5 239 6| 2.7 0.0 2.7| 29.9 -1.2 28.8 14.4 0.46| 5.6 2.6 2500 117 5 242 2| 2.1 1.3 3.4| 30.4 -2.0 28.4 11.4 0.40| 5.8 2.3 3000 82 7 359 2| 1.8 2.5 4.3| 31.9 -5.6 26.3 8.8 0.26| 6.5 1.7 4000 62 9 12 6| 1.0 1.9 2.9| 38.8 -6.5 32.3 8.1 0.24| 6.2 1.5 5000 65 9 17 6| 1.1 1.5 2.6| 42.5 -7.2 35.3 7.1 0.26| 5.9 1.5 6000 73 9 26 5| 1.0 1.3 2.3| 44.1 -7.2 36.9 6.2 0.28| 5.2 1.5 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250428.12.gif