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 VVDN... Searching the city database file for: VVDN ... Date:1200Z 1 MAY 25 Station: VVDN WMO ident: 48855 Latitude: 16.03 Longitude: 108.18 Elevation: 7.00 ------------------------------------------------------------------------------- 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 1011 7 28.2 23.6 76 4.6 24.8 75 5 300.4 303.8 297.6 354.5 18.44 1 1000 106 27.6 23.4 78 4.2 24.5 85 5 300.8 304.1 297.7 354.9 18.41 2 925 794 22.6 19.1 81 3.5 20.1 65 5 302.4 305.2 296.1 347.4 15.22 3 907 965 21.6 17.9 79 3.7 19.0 71 6 303.1 305.7 295.7 345.7 14.37 4 856 1466 18.6 14.9 79 3.7 16.1 88 9 305.0 307.3 294.9 342.5 12.54 5 850 1527 18.6 13.6 73 5.0 15.3 90 9 305.6 307.8 294.4 340.4 11.60 6 799 2057 17.0 3.0 39 14.0 9.0 80 8 309.4 310.5 291.1 327.8 5.95 7 798 2067 17.0 3.0 39 14.0 9.0 80 8 309.5 310.6 291.1 327.9 5.96 8 767 2404 14.6 8.6 67 6.0 10.9 74 7 310.4 312.2 294.0 338.6 9.18 9 756 2526 14.2 2.2 44 12.0 7.5 72 7 311.3 312.4 291.6 329.8 5.94 10 720 2936 11.2 -0.8 43 12.0 4.8 64 6 312.4 313.3 291.2 328.1 5.01 11 700 3171 9.8 -2.2 43 12.0 3.6 60 5 313.3 314.2 291.2 328.0 4.65 12 678 3435 8.0 2.0 66 6.0 4.6 64 5 314.2 315.5 293.0 334.7 6.54 13 664 3607 6.8 -4.2 45 11.0 1.4 67 4 314.7 315.5 291.2 328.2 4.22 14 646 3833 7.4 -23.6 9 31.0 -2.9 71 4 317.9 318.1 289.0 321.0 0.88 15 638 3935 7.0 -29.0 6 36.0 -3.7 72 4 318.6 318.7 288.9 320.5 0.54 16 556 5053 1.0 -30.0 8 31.0 -7.7 91 2 324.3 324.4 290.7 326.3 0.57 17 538 5317 -0.7 -10.7 47 10.0 -5.1 95 2 325.3 325.9 293.3 335.9 3.14 18 527 5482 -0.5 -21.5 19 21.0 -7.7 98 2 327.5 327.7 292.3 332.1 1.30 19 512 5712 -2.7 -13.7 42 11.0 -7.2 102 1 327.5 328.0 293.4 336.4 2.59 20 500 5900 -3.3 -28.3 12 25.0 -10.4 105 1 329.0 329.2 292.2 331.7 0.74 21 494 5995 -3.7 -34.7 7 31.0 -11.3 97 1 329.7 329.7 292.0 331.2 0.41 22 487 6107 -4.7 -19.7 30 15.0 -9.9 87 1 329.8 330.1 293.2 335.6 1.65 23 457 6602 -8.1 -34.1 10 26.0 -14.2 43 2 331.6 331.7 292.6 333.3 0.47 24 452 6687 -8.7 -29.7 17 21.0 -14.2 35 2 331.9 332.0 292.9 334.5 0.72 25 447 6773 -9.3 -15.3 62 6.0 -11.6 27 2 332.2 332.7 294.6 341.2 2.60 26 436 6964 -10.3 -23.3 34 13.0 -14.3 10 2 333.3 333.6 293.9 338.1 1.34 27 425 7160 -11.9 -21.9 43 10.0 -15.0 352 2 333.7 334.0 294.1 339.3 1.56 28 416 7323 -12.5 -33.5 16 21.0 -17.3 337 3 335.0 335.1 293.6 337.0 0.54 29 404 7545 -14.1 -25.1 39 11.0 -17.2 317 3 335.7 336.0 294.4 340.2 1.23 30 400 7620 -14.5 -30.5 24 16.0 -18.4 310 3 336.1 336.3 294.1 339.0 0.75 31 395 7716 -14.9 -40.9 9 26.0 -19.6 309 3 336.8 336.9 293.8 337.9 0.27 32 375 8108 -17.9 -25.9 50 8.0 -20.0 307 4 337.9 338.2 294.9 342.4 1.24 33 372 8168 -18.5 -26.5 49 8.0 -20.6 306 4 337.9 338.1 294.8 342.2 1.18 34 327 9124 -23.5 -43.5 14 20.0 -26.4 299 6 343.7 343.7 295.4 344.7 0.25 35 300 9750 -28.3 -49.3 12 21.0 -30.6 295 7 345.5 345.5 295.7 346.1 0.14 36 257 10831 -37.3 -56.3 12 19.0 -38.5 303 12 347.9 347.9 296.2 348.2 0.07 37 250 11020 -38.3 -57.3 12 19.0 -39.4 305 13 349.1 349.1 296.5 349.4 0.07 38 200 12520 -51.1 -66.1 15 15.0 -51.5 305 7 351.8 351.9 297.1 352.0 0.03 39 189 12884 -54.1 -72.1 9 18.0 -54.4 298 7 352.8 352.8 297.3 352.8 0.01 40 183 13090 -55.9 -70.9 14 15.0 -56.1 294 7 353.1 353.1 297.3 353.2 0.01 41 179 13229 -57.1 -63.1 46 6.0 -57.2 292 7 353.4 353.4 297.4 353.6 0.04 42 158 14004 -63.9 -76.9 15 13.0 -64.0 276 7 354.7 354.7 297.6 354.7 0.01 43 150 14320 -66.3 -76.3 23 10.0 -66.4 270 7 355.9 355.9 297.9 355.9 0.01 44 117 15784 -77.9 -83.9 37 6.0 -77.9 270 6 360.7 360.7 298.8 360.7 0.00 45 101 16615 -83.1 -89.1 34 6.0 -83.1 270 5 366.1 366.1 299.9 366.1 0.00 46 100 16670 -83.1 -90.1 29 7.0 -83.1 275 3 367.2 367.2 300.1 367.2 0.00 TRP 101 16615 -83.1 -89.1 34 6.0 -83.1 270 5 366.1 366.1 299.9 366.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 545.41 mb = 5208.51 m = 17088.08 ft Wetbulb zero: 658.25 mb = 3678.41 m = 12068.13 ft Precipitable water: 1.63 inches Sfc-500 mean rel hum: 44.37 % Est. max temperature: 32.63 C = 90.73 F Sfc-Lift cond lev (LCL): 946.06 mb = 595.29 m = 1953.02 ft T: 24.04 C 700-500 lapse rate: 4.80 C/km ThetaE index: 27.13 C Layer 925.0- 798.0 mb Conv cond level (CCL): 873.93 mb = 1286.94 m = 4222.19 ft Mean mixing ratio: 16.70 g/kg Conv temperature: 32.13 C = 89.83 F Cap Strength: 1.36 C Lifted Index: -0.68 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.43 C Lifted Index @700 mb: -1.06 C Showalter Index: 3.30 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 16.90 C K Index: 23.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 182.20 Risk: None Energy Index: -1.56 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 305.28 J/kg Max Up Vert Vel: 24.71 m/s Conv Inhibition (B-): 52.01 J/kg Cap Strength: 1.36 C Lift Cond Lev (LCL): 908.55 mb = 950.51 m = 3118.42 ft Lev Free Conv (LFC): 733.55 mb = 2779.43 m = 9118.76 ft Equ Level (EL): 243.55 mb = 11195.83 m = 36731.28 ft B at Equ Level: 301.76 J/kg Max Parcel Lev (MPL): 133.55 mb = 15004.76 m = 49227.60 ft Wind level data Storm motion: 106 at 4 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 1011 7 75 5 -4.8 -1.3 | 31 3 -1.4 -2.3 1 1000 106 85 5 -5.0 -0.4 | 48 2 -1.5 -1.4 2 925 794 65 5 -4.5 -2.1 | 19 3 -1.1 -3.1 3 850 1527 90 9 -9.0 0.0 | 80 6 -5.6 -1.0 4 700 3171 60 5 -4.3 -2.5 | 14 4 -0.9 -3.5 5 500 5900 105 1 -1.0 0.3 | 286 3 2.5 -0.7 6 400 7620 310 3 2.3 -1.9 | 297 6 5.7 -2.9 7 300 9750 295 7 6.3 -3.0 | 292 11 9.8 -3.9 8 250 11020 305 13 10.6 -7.5 | 301 16 14.1 -8.4 9 200 12520 305 7 5.7 -4.0 | 298 10 9.2 -5.0 10 150 14320 270 7 7.0 -0.0 | 275 10 10.4 -1.0 11 101 16615 270 5 5.0 -0.0 | 277 8 8.4 -1.0 12 100 16670 275 3 3.0 -0.3 | 281 7 6.4 -1.2 Wind Parameters Mean winds (0-6000m): 75.7 at 4.8 knts Storm direction: 105.7 at 3.6 knts Shear (0-3000m) pos: 0.6 neg: 0.7 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): -9.7 deg Storm rel helicity (0-3000m) pos: 5.2 neg: -6.1 tot: -0.9 m^2/s^2 ave: -0.3 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 2.1 stream: -0.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 15381.84 Bulk Shear: 0.02 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 79 5 38 2| 0.0 0.1 0.1| 0.4 -0.5 -0.1 -0.2 -0.05| 1.9 -0.1 1000 74 5 32 3| 0.0 0.6 0.6| 1.5 -0.8 0.7 0.7 0.17| 2.0 0.3 1500 78 6 48 3| 1.2 0.4 1.6| 5.2 -0.8 4.3 2.9 0.50| 2.5 1.3 2000 81 7 57 4| 0.9 0.4 1.3| 5.2 -2.7 2.4 1.2 0.25| 2.3 0.6 2500 80 7 57 4| 0.7 0.6 1.3| 5.2 -4.6 0.6 0.2 0.07| 2.2 0.2 3000 79 7 54 4| 0.6 0.7 1.3| 5.2 -6.1 -0.9 -0.3 -0.06| 2.1 -0.1 4000 77 6 47 3| 0.5 0.5 1.0| 5.2 -6.8 -1.6 -0.4 -0.11| 1.8 -0.2 5000 77 5 40 3| 0.4 0.4 0.9| 5.2 -7.4 -2.2 -0.4 -0.19| 1.6 -0.3 6000 76 5 29 2| 0.4 0.4 0.8| 5.3 -7.7 -2.5 -0.4 -0.21| 1.5 -0.3 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20250501.12.gif