UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for VO311... Searching the city database file for: VO311 ... Date:1200Z 30 APR 25 Station: VO311 WMO ident: 43311 Latitude: 11.12 Longitude: 72.73 ------------------------------------------------------------------------------- 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 -0 33.0 28.0 75 5.0 29.1 270 2 305.5 310.1 302.1 378.8 24.24 1 1006 9 32.8 22.8 56 10.0 25.4 278 2 305.4 308.7 298.4 358.2 17.63 2 1004 26 31.4 22.4 59 9.0 24.8 294 3 304.2 307.4 297.8 355.5 17.23 3 1000 62 31.0 23.0 63 8.0 25.1 325 5 304.1 307.5 298.2 357.7 17.96 4 995 107 30.0 23.0 66 7.0 24.9 327 5 303.6 306.9 298.1 357.3 18.06 5 979 252 28.2 22.2 70 6.0 23.8 333 7 303.2 306.4 297.7 355.0 17.46 6 953 491 26.0 23.0 84 3.0 23.8 323 6 303.3 306.8 298.6 359.4 18.88 7 929 716 23.8 22.3 91 1.5 22.7 300 4 303.3 306.7 298.4 358.4 18.55 8 925 754 23.4 22.0 92 1.4 22.4 295 4 303.2 306.6 298.2 357.6 18.28 9 874 1249 21.8 17.2 75 4.6 18.6 311 3 306.5 309.2 296.5 349.4 14.27 10 860 1389 21.8 13.8 60 8.0 16.4 342 4 308.0 310.1 295.1 343.1 11.61 11 850 1491 21.2 13.2 60 8.0 15.9 5 4 308.4 310.5 295.0 342.6 11.29 12 804 1970 17.8 12.8 73 5.0 14.5 34 6 309.7 311.9 295.6 345.1 11.64 13 753 2529 15.0 11.3 79 3.7 12.6 61 14 312.5 314.6 296.0 347.2 11.25 14 741 2665 14.4 7.4 63 7.0 10.0 70 15 313.3 315.0 294.4 340.5 8.75 15 734 2745 14.2 3.2 47 11.0 7.8 75 15 313.9 315.2 292.9 334.5 6.57 16 727 2826 13.8 -3.2 31 17.0 5.1 79 16 314.3 315.1 291.0 327.6 4.15 17 718 2931 13.6 -12.4 15 26.0 2.4 84 18 315.2 315.6 289.3 322.0 2.05 18 700 3145 12.6 -13.4 15 26.0 1.6 90 20 316.4 316.8 289.6 322.9 1.94 19 671 3497 10.4 -6.6 30 17.0 2.2 73 17 317.8 318.5 291.5 329.1 3.47 20 638 3913 7.0 -5.0 42 12.0 1.0 73 18 318.6 319.4 292.3 332.0 4.13 21 620 4146 5.0 -3.0 56 8.0 0.9 78 18 318.9 319.9 293.0 334.9 4.95 22 597 4452 2.6 -2.1 71 4.7 0.1 83 15 319.6 320.7 293.6 337.3 5.50 23 568 4853 1.2 -5.8 60 7.0 -2.2 89 7 322.5 323.4 293.6 336.9 4.37 24 552 5081 0.6 -6.4 59 7.0 -2.8 88 6 324.5 325.3 294.0 338.7 4.29 25 543 5213 0.8 -8.2 51 9.0 -3.4 87 5 326.2 327.0 294.0 338.9 3.80 26 517 5605 -1.3 -12.3 43 11.0 -6.0 85 7 328.3 328.9 293.9 338.1 2.88 27 501 5854 -2.1 -14.1 39 12.0 -7.1 85 12 330.3 330.8 294.1 339.1 2.56 28 500 5870 -2.1 -14.1 39 12.0 -7.1 85 12 330.5 331.0 294.1 339.4 2.57 29 474 6293 -5.7 -23.7 23 18.0 -11.3 79 11 331.1 331.3 293.2 335.4 1.19 30 466 6427 -6.3 -37.3 7 31.0 -13.2 79 11 332.0 332.0 292.6 333.3 0.33 31 455 6614 -7.5 -25.5 22 18.0 -12.9 78 11 332.8 333.0 293.4 336.6 1.06 32 451 6683 -8.1 -20.1 37 12.0 -12.2 78 10 332.8 333.2 294.0 338.9 1.72 33 436 6946 -9.1 -28.1 20 19.0 -14.3 77 10 334.8 335.0 293.8 338.0 0.87 34 430 7054 -9.5 -43.5 4 34.0 -15.9 77 9 335.6 335.7 293.4 336.4 0.19 35 405 7515 -12.9 -30.9 21 18.0 -17.3 75 8 337.0 337.2 294.3 339.7 0.72 36 400 7610 -13.7 -26.7 33 13.0 -17.3 75 8 337.2 337.4 294.6 341.1 1.08 37 300 9730 -28.9 -47.9 14 19.0 -31.0 105 3 344.6 344.7 295.6 345.3 0.17 38 280 10220 -31.9 -44.9 26 13.0 -33.4 162 8 347.2 347.3 296.3 348.2 0.25 39 258 10790 -37.7 -57.7 11 20.0 -38.9 227 13 346.9 346.9 296.0 347.1 0.06 40 257 10817 -35.9 -56.9 10 21.0 -37.3 230 14 349.9 349.9 296.7 350.2 0.07 41 255 10871 -34.3 -56.3 9 22.0 -36.0 236 14 353.1 353.1 297.4 353.4 0.07 42 253 10926 -32.9 -55.9 8 23.0 -34.8 241 15 355.9 356.0 298.0 356.3 0.08 43 250 11010 -33.1 -56.1 8 23.0 -35.0 250 16 356.9 356.9 298.1 357.2 0.08 44 150 14320 -65.7 -82.7 8 17.0 -65.8 160 18 356.9 356.9 298.1 356.9 0.00 45 129 15233 -70.5 -91.5 3 21.0 -70.6 170 17 364.0 364.0 299.5 364.0 0.00 46 99 16783 -78.5 -103.5 1 25.0 -78.5 82 16 377.1 377.1 301.8 377.1 0.00 47 97 16900 -78.5 -103.5 1 25.0 -78.5 75 16 379.3 379.3 302.1 379.3 0.00 48 89 17392 -79.3 -104.3 1 25.0 -79.3 92 14 387.2 387.2 303.3 387.2 0.00 49 70 18780 -74.1 -100.1 1 26.0 -74.2 140 10 425.9 425.9 308.4 425.9 0.00 50 53 20419 -69.9 -96.9 1 27.0 -70.1 470.9 470.9 312.7 470.9 0.00 TRP 97 16900 -78.5 -103.5 1 25.0 -78.5 75 16 379.3 379.3 302.1 379.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5808.00 m Freezing level: 533.10 mb = 5362.25 m = 17592.46 ft Wetbulb zero: 595.31 mb = 4474.96 m = 14681.44 ft Precipitable water: 1.96 inches Sfc-500 mean rel hum: 57.86 % Est. max temperature: 35.54 C = 95.97 F Sfc-Lift cond lev (LCL): 937.81 mb = 632.86 m = 2076.28 ft T: 24.61 C 700-500 lapse rate: 5.39 C/km ThetaE index: 25.15 C Layer 741.0- 700.0 mb Conv cond level (CCL): 836.88 mb = 1624.98 m = 5331.24 ft Mean mixing ratio: 18.11 g/kg Conv temperature: 36.19 C = 97.14 F Cap Strength: 1.98 C Lifted Index: -1.65 C Risk: Thunderstorms probable Lifted Index @300 mb: -4.37 C Lifted Index @700 mb: 0.10 C Showalter Index: 3.62 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 15.30 C K Index: 10.50 Risk: None Sweat Index: 178.40 Risk: None Energy Index: -0.61 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 933.12 J/kg Max Up Vert Vel: 43.20 m/s Conv Inhibition (B-): 50.21 J/kg Cap Strength: 2.05 C Lift Cond Lev (LCL): 901.63 mb = 977.29 m = 3206.28 ft Lev Free Conv (LFC): 766.63 mb = 2375.88 m = 7794.80 ft Equ Level (EL): 716.63 mb = 2947.27 m = 9669.41 ft B at Equ Level: 5.60 J/kg Max Parcel Lev (MPL): 96.63 mb = 16921.49 m = 55516.04 ft Wind level data Storm motion: 99 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 1007 -0 270 2 2.0 -0.0 | 277 10 9.6 -1.2 1 1000 62 325 5 2.9 -4.1 | 297 12 10.4 -5.3 2 973 305 335 7 3.0 -6.3 | 306 13 10.5 -7.6 3 940 610 315 5 3.5 -3.5 | 293 12 11.1 -4.7 4 925 754 295 4 3.6 -1.7 | 285 12 11.2 -2.9 5 908 914 275 3 3.0 -0.3 | 278 11 10.6 -1.5 6 877 1219 305 3 2.5 -1.7 | 286 10 10.0 -2.9 7 850 1491 5 4 -0.3 -4.0 | 306 9 7.2 -5.2 8 817 1829 30 5 -2.5 -4.3 | 317 8 5.1 -5.5 9 788 2134 40 8 -5.1 -6.1 | 342 8 2.4 -7.3 10 761 2438 55 14 -11.5 -8.0 | 23 10 -3.9 -9.2 11 734 2743 75 15 -14.5 -3.9 | 54 9 -6.9 -5.1 12 708 3048 90 20 -20.0 0.0 | 84 12 -12.4 -1.2 13 700 3145 90 20 -20.0 0.0 | 84 12 -12.4 -1.2 14 657 3658 65 16 -14.5 -6.8 | 41 11 -6.9 -8.0 15 633 3962 75 19 -18.4 -4.9 | 60 12 -10.8 -6.1 16 609 4267 80 18 -17.7 -3.1 | 67 11 -10.1 -4.3 17 587 4572 85 12 -12.0 -1.0 | 63 5 -4.4 -2.3 18 565 4877 90 6 -6.0 0.0 | 307 2 1.6 -1.2 19 524 5486 85 5 -5.0 -0.4 | 302 3 2.6 -1.6 20 500 5870 85 12 -12.0 -1.0 | 63 5 -4.4 -2.3 21 486 6096 80 12 -11.8 -2.1 | 52 5 -4.2 -3.3 22 400 7610 75 8 -7.7 -2.1 | 3 3 -0.1 -3.3 23 399 7620 65 7 -6.3 -3.0 | 343 4 1.2 -4.2 24 325 9144 40 6 -3.9 -4.6 | 327 7 3.7 -5.8 25 300 9730 105 3 -2.9 0.8 | 275 5 4.7 -0.4 26 262 10668 215 12 6.9 9.8 | 239 17 14.5 8.6 27 250 11010 250 16 15.0 5.5 | 259 23 22.6 4.3 28 210 12192 260 15 14.8 2.6 | 266 22 22.4 1.4 29 200 12510 255 13 12.6 3.4 | 264 20 20.1 2.2 30 165 13716 210 7 3.5 6.1 | 246 12 11.1 4.8 31 150 14320 160 18 -6.2 16.9 | 185 16 1.4 15.7 32 128 15240 170 17 -3.0 16.7 | 197 16 4.6 15.5 33 97 16900 75 16 -15.5 -4.1 | 56 10 -7.9 -5.4 34 70 18780 140 10 -6.4 7.7 | 190 7 1.2 6.4 Wind Parameters Mean winds (0-6000m): 69.1 at 10.2 knts Storm direction: 99.1 at 7.7 knts Shear (0-3000m) pos: 3.6 neg: 0.7 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 163.0 deg Storm rel helicity (0-3000m) pos: 77.9 neg: -18.1 tot: 59.8 m^2/s^2 ave: 19.9 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 4.4 10^-3/s Energy-Hel index: 0.21 Bulk Rich Number: 44.04 Bulk Shear: 21.19 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 ------------------------------------------------------------------------------- 500 329 6 300 12| 4.9 0.0 4.9| 16.1 -6.1 10.0 20.1 0.45| 8.5 3.8 1000 318 5 294 12| 2.5 2.0 4.4| 17.1 -18.1 -1.0 -1.0 0.02| 6.7 0.1 1500 319 4 293 11| 2.8 1.3 4.1| 29.1 -18.1 11.0 7.3 0.26| 6.1 1.6 2000 337 5 300 11| 2.7 1.0 3.7| 36.2 -18.1 18.1 9.1 0.37| 5.6 2.1 2500 6 6 315 10| 3.6 0.8 4.4| 55.8 -18.1 37.7 15.1 0.55| 6.3 3.4 3000 36 7 336 8| 3.6 0.7 4.3| 77.9 -18.1 59.8 19.9 0.63| 6.9 4.4 4000 59 10 11 7| 2.9 0.3 3.2| 91.5 -42.4 49.1 12.3 0.41| 6.9 2.8 5000 66 11 23 6| 1.0 0.2 1.3| 95.0 -45.3 49.7 9.9 0.27| 7.0 1.9 6000 69 10 22 5| 0.9 0.4 1.2| 98.3 -46.0 52.4 8.7 0.30| 6.5 2.0 Wrote GIF file: /home/apache/climate/data/raob//VO311/skewt/VO311.skewt.20250430.12.gif