UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050112.upa.cvt Date: 1200Z 1 MAY 25 Searching for VOCC... Searching the city database file for: VOCC ... Date:1200Z 1 MAY 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 30.8 25.8 75 5.0 27.0 245 10 303.7 307.6 300.1 367.2 21.29 1 1000 61 30.0 25.0 75 5.0 26.3 240 10 303.1 306.9 299.4 363.6 20.33 2 953 487 26.4 23.2 83 3.2 24.0 241 9 303.7 307.2 298.8 360.6 19.11 3 925 748 25.2 21.2 79 4.0 22.3 250 8 305.1 308.3 298.1 357.1 17.39 4 872 1263 23.0 17.0 69 6.0 18.8 254 3 308.0 310.6 296.8 350.7 14.12 5 850 1484 21.6 16.6 73 5.0 18.1 115 4 308.8 311.4 297.0 351.6 14.12 6 796 2048 18.0 13.0 73 5.0 14.7 119 5 310.8 313.0 296.0 347.2 11.91 7 761 2432 16.4 7.4 55 9.0 10.8 86 13 313.1 314.7 294.2 339.5 8.52 8 738 2692 14.6 10.2 75 4.4 11.7 73 16 313.9 315.9 296.0 346.9 10.65 9 700 3136 12.0 6.0 67 6.0 8.3 65 20 315.8 317.4 294.8 342.2 8.41 10 650 3751 7.6 1.6 66 6.0 4.2 64 15 317.6 318.8 294.0 338.6 6.63 11 629 4021 6.8 -1.2 57 8.0 2.5 62 15 319.6 320.7 293.7 337.6 5.58 12 559 4980 1.0 -4.0 69 5.0 -1.6 33 13 323.8 324.8 294.4 340.5 5.09 13 500 5870 -2.9 -14.9 39 12.0 -7.7 65 13 329.5 330.0 293.8 337.8 2.41 14 475 6277 -4.3 -22.3 23 18.0 -10.3 61 12 332.6 332.9 293.7 337.5 1.35 15 474 6294 -4.5 -22.5 23 18.0 -10.5 61 12 332.6 332.9 293.7 337.4 1.32 16 449 6719 -8.3 -22.3 31 14.0 -12.8 62 11 333.0 333.3 293.9 338.1 1.42 17 401 7591 -13.9 -34.9 15 21.0 -18.4 65 9 336.7 336.8 294.0 338.6 0.49 18 400 7610 -14.1 -35.1 15 21.0 -18.6 65 9 336.7 336.8 294.0 338.5 0.48 19 354 8530 -20.9 -27.9 53 7.0 -22.6 132 9 339.5 339.7 295.1 343.5 1.09 20 301 9716 -28.7 -33.7 62 5.0 -29.6 248 10 344.6 344.8 296.1 347.4 0.74 21 300 9740 -28.9 -33.9 62 5.0 -29.8 250 10 344.6 344.8 296.1 347.4 0.73 22 250 11020 -38.9 -43.8 60 4.9 -39.4 210 7 348.2 348.3 296.5 349.5 0.31 23 200 12510 -52.5 -57.5 55 5.0 -52.7 165 8 349.6 349.6 296.6 350.0 0.08 24 150 14310 -68.5 -73.5 48 5.0 -68.5 155 19 352.1 352.1 297.1 352.1 0.01 25 148 14390 -69.3 -74.3 48 5.0 -69.4 165 18 352.1 352.1 297.1 352.1 0.01 26 136 14895 -69.3 -74.3 48 5.0 -69.4 231 11 360.7 360.7 298.8 360.7 0.01 TRP WND Sounding variables and indices 1000-500 mb thick: 5809.00 m Freezing level: 543.87 mb = 5207.97 m = 17086.31 ft Wetbulb zero: 586.05 mb = 4595.74 m = 15077.72 ft Precipitable water: 2.22 inches Sfc-500 mean rel hum: 66.58 % Est. max temperature: 35.78 C = 96.40 F Sfc-Lift cond lev (LCL): 933.59 mb = 666.95 m = 2188.13 ft T: 25.57 C 700-500 lapse rate: 5.45 C/km ThetaE index: 16.57 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 835.87 mb = 1628.18 m = 5341.73 ft Mean mixing ratio: 18.64 g/kg Conv temperature: 36.40 C = 97.52 F Cap Strength: 2.23 C Lifted Index: -3.21 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.60 C Lifted Index @700 mb: -1.14 C Showalter Index: -0.52 C Risk: Thunderstorms probable Total Totals Index: 44.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 19.50 C K Index: 35.10 Risk: > 80 % chance of thunderstorms Sweat Index: 220.20 Risk: None Energy Index: -2.68 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2167.72 J/kg Max Up Vert Vel: 65.84 m/s Conv Inhibition (B-): 68.93 J/kg Cap Strength: 2.23 C Lift Cond Lev (LCL): 898.46 mb = 1001.87 m = 3286.94 ft Lev Free Conv (LFC): 743.46 mb = 2629.17 m = 8625.79 ft Wind level data Storm motion: 93 at 9 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 3 245 10 9.1 4.2 | 258 18 17.8 3.8 1 1000 61 240 10 8.7 5.0 | 255 18 17.4 4.6 2 973 305 235 10 8.2 5.7 | 252 18 16.9 5.4 3 940 610 245 9 8.2 3.8 | 259 17 16.9 3.4 4 925 748 250 8 7.5 2.7 | 262 16 16.2 2.4 5 907 914 250 5 4.7 1.7 | 264 13 13.4 1.3 6 876 1219 280 3 3.0 -0.5 | 274 12 11.7 -0.9 7 850 1484 115 4 -3.6 1.7 | 256 5 5.1 1.3 8 816 1829 130 4 -3.1 2.6 | 249 6 5.6 2.2 9 788 2134 115 5 -4.5 2.1 | 247 5 4.2 1.7 10 760 2438 85 13 -13.0 -1.1 | 70 5 -4.3 -1.5 11 733 2743 70 17 -16.0 -5.8 | 50 10 -7.3 -6.2 12 700 3136 65 20 -18.1 -8.5 | 47 13 -9.4 -8.8 13 656 3658 65 15 -13.6 -6.3 | 36 8 -4.9 -6.7 14 609 4267 60 15 -13.0 -7.5 | 29 9 -4.3 -7.9 15 565 4877 30 13 -6.5 -11.3 | 349 12 2.2 -11.6 16 500 5870 65 13 -11.8 -5.5 | 28 7 -3.1 -5.9 17 486 6096 60 12 -10.4 -6.0 | 15 7 -1.7 -6.4 18 400 7610 65 9 -8.2 -3.8 | 353 4 0.5 -4.2 19 399 7620 50 11 -8.4 -7.1 | 358 7 0.3 -7.5 20 325 9144 190 8 1.4 7.9 | 233 13 10.1 7.5 21 300 9740 250 10 9.4 3.4 | 260 18 18.1 3.0 22 263 10668 275 9 9.0 -0.8 | 274 18 17.7 -1.2 23 250 11020 210 7 3.5 6.1 | 245 13 12.2 5.7 24 200 12510 165 8 -2.1 7.7 | 222 10 6.6 7.3 25 150 14310 155 19 -8.0 17.2 | 182 17 0.7 16.8 26 128 15240 275 6 6.0 -0.5 | 274 15 14.7 -0.9 27 100 16764 75 15 -14.5 -3.9 | 54 7 -5.8 -4.3 Wind Parameters Mean winds (0-6000m): 62.5 at 11.6 knts Storm direction: 92.5 at 8.7 knts Shear (0-3000m) pos: 0.9 neg: 4.1 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 150.1 deg Storm rel helicity (0-3000m) pos: 24.2 neg: -31.8 tot: -7.6 m^2/s^2 ave: -2.5 10^-3 m/s^2 rel: -0.27 Storm rel vorticity (0-3000m) horiz: 7.0 stream: -1.9 10^-3/s Energy-Hel index: 0.33 Bulk Rich Number: 35.58 Bulk Shear: 60.92 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 ------------------------------------------------------------------------------- 500 238 10 254 18| 0.0 0.9 0.9| 5.7 -8.0 -2.3 -4.5 -0.15| 3.1 -0.5 1000 242 9 258 17| 2.7 0.5 3.2| 18.3 -8.0 10.3 10.3 0.30| 4.5 1.3 1500 243 7 259 15| 1.8 3.0 4.9| 24.2 -21.8 2.4 1.6 -0.00| 6.9 -0.0 2000 230 6 255 14| 1.3 2.3 3.6| 24.2 -22.9 1.3 0.6 -0.04| 5.6 -0.2 2500 199 7 242 12| 1.1 3.9 4.9| 24.2 -26.9 -2.7 -1.1 -0.26| 7.0 -1.8 3000 115 8 200 3| 0.9 4.1 5.0| 24.2 -31.8 -7.6 -2.5 -0.27| 7.0 -1.9 4000 78 11 32 3| 0.7 2.6 3.2| 24.2 -39.3 -15.0 -3.8 -0.29| 6.0 -1.8 5000 67 11 19 5| 0.5 1.8 2.3| 26.0 -59.1 -33.0 -6.6 -0.37| 5.7 -2.1 6000 63 12 16 6| 0.7 1.5 2.2| 37.9 -60.2 -22.3 -3.7 -0.26| 5.4 -1.4 Wrote GIF file: /home/apache/climate/data/raob//VOCC/skewt/VOCC.skewt.20250501.12.gif