UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 7 OCT 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 28.8 24.7 79 4.1 25.7 80 3 301.0 304.6 298.5 359.2 19.73 1 1000 108 28.2 24.2 79 4.0 25.2 85 9 301.4 304.9 298.4 358.5 19.35 2 925 797 22.6 21.0 91 1.6 21.5 95 7 302.4 305.6 297.3 353.2 17.17 3 860 1430 18.2 18.1 99 0.1 18.1 73 9 304.2 307.0 296.6 350.0 15.38 4 856 1470 18.8 18.8 100 0.0 18.8 72 9 305.2 308.2 297.4 353.5 16.16 5 850 1531 18.2 18.2 100 0.0 18.2 70 9 305.2 308.1 297.1 352.0 15.66 6 741 2697 11.8 8.5 80 3.3 9.7 77 9 310.5 312.2 294.1 339.4 9.45 7 700 3174 9.8 4.8 71 5.0 6.8 80 9 313.3 314.8 293.7 337.4 7.73 8 635 3978 5.6 -0.4 65 6.0 2.4 79 10 317.4 318.5 293.3 336.1 5.86 9 632 4017 5.2 0.2 70 5.0 2.5 78 10 317.4 318.6 293.6 337.0 6.15 10 608 4332 3.8 -4.2 56 8.0 -0.2 78 11 319.3 320.2 292.9 334.2 4.61 11 599 4454 3.2 -13.8 27 17.0 -3.7 78 11 320.0 320.4 290.9 327.3 2.20 12 582 4687 1.8 -7.2 51 9.0 -2.4 77 11 321.0 321.7 292.7 333.5 3.83 13 568 4883 1.2 -11.8 37 13.0 -4.3 77 11 322.5 323.1 292.2 331.6 2.73 14 563 4954 0.6 -6.4 59 7.0 -2.8 77 12 322.6 323.5 293.4 336.5 4.21 15 557 5040 0.2 -10.8 43 11.0 -4.6 77 12 323.2 323.7 292.6 333.2 3.01 16 528 5467 -2.1 -9.1 59 7.0 -5.3 76 12 325.4 326.1 293.7 337.5 3.64 17 514 5681 -2.5 -23.5 18 21.0 -9.2 75 13 327.4 327.6 292.1 331.4 1.12 18 500 5900 -3.7 -24.7 18 21.0 -10.2 75 13 328.5 328.7 292.3 332.2 1.03 19 484 6157 -4.9 -26.9 16 22.0 -11.3 76 13 330.1 330.3 292.6 333.3 0.87 20 475 6304 -5.9 -24.9 21 19.0 -11.7 76 13 330.7 330.9 292.9 334.5 1.07 21 470 6387 -6.5 -15.5 49 9.0 -10.0 76 13 330.9 331.4 294.1 339.4 2.43 22 462 6521 -6.7 -18.7 38 12.0 -11.0 77 13 332.3 332.7 294.1 339.0 1.89 23 421 7240 -11.9 -23.9 36 12.0 -15.5 79 13 334.6 334.9 294.1 339.4 1.32 24 406 7517 -14.1 -23.1 46 9.0 -16.8 80 13 335.2 335.5 294.4 340.5 1.47 25 402 7592 -14.9 -19.3 69 4.4 -16.4 80 13 335.1 335.6 294.9 342.5 2.07 26 400 7630 -15.1 -19.5 69 4.4 -16.6 80 13 335.4 335.8 295.0 342.6 2.04 27 395 7725 -15.7 -19.9 70 4.2 -17.1 80 13 335.8 336.2 295.0 342.9 2.00 28 385 7917 -16.9 -21.9 65 5.0 -18.4 81 14 336.7 337.0 295.0 342.9 1.72 29 383 7956 -16.9 -27.9 38 11.0 -19.7 82 14 337.2 337.4 294.6 340.9 1.01 30 356 8500 -20.9 -25.6 66 4.7 -22.1 84 15 338.9 339.2 295.3 343.8 1.34 31 300 9740 -29.9 -40.9 34 11.0 -31.4 90 19 343.2 343.3 295.4 344.7 0.36 32 267 10564 -35.1 -57.1 9 22.0 -36.6 109 14 347.3 347.3 296.1 347.6 0.06 33 250 11020 -39.1 -63.1 6 24.0 -40.2 120 11 347.9 347.9 296.2 348.1 0.03 34 240 11297 -41.5 -64.5 7 23.0 -42.4 120 12 348.4 348.4 296.3 348.5 0.03 35 200 12500 -51.7 -67.7 13 16.0 -52.1 120 19 350.9 350.9 296.8 351.0 0.02 36 169 13570 -60.5 -74.5 14 14.0 -60.6 117 24 353.6 353.6 297.4 353.6 0.01 37 150 14300 -67.5 -75.5 31 8.0 -67.5 115 27 353.8 353.8 297.4 353.8 0.01 38 140 14714 -71.3 -76.3 47 5.0 -71.3 113 30 354.2 354.2 297.5 354.2 0.01 39 106 16316 -83.3 -86.4 58 3.1 -83.3 106 41 360.7 360.7 298.8 360.7 0.00 40 103 16475 -84.1 -87.6 54 3.5 -84.1 105 42 362.2 362.2 299.1 362.2 0.00 41 100 16640 -83.1 -87.2 49 4.1 -83.1 105 46 367.2 367.2 300.1 367.2 0.00 TRP 103 16475 -84.1 -87.6 54 3.5 -84.1 105 42 362.2 362.2 299.1 362.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 554.48 mb = 5077.26 m = 16657.49 ft Wetbulb zero: 609.91 mb = 4306.76 m = 14129.61 ft Precipitable water: 2.24 inches Sfc-500 mean rel hum: 70.58 % Est. max temperature: 31.97 C = 89.54 F Sfc-Lift cond lev (LCL): 953.22 mb = 531.45 m = 1743.59 ft T: 24.76 C 700-500 lapse rate: 4.95 C/km ThetaE index: 17.44 C Layer 850.0- 632.0 mb Conv cond level (CCL): 911.67 mb = 923.12 m = 3028.58 ft Mean mixing ratio: 18.21 g/kg Conv temperature: 30.57 C = 87.03 F Cap Strength: 0.53 C Lifted Index: -2.72 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.55 C Lifted Index @700 mb: -2.29 C Showalter Index: -1.43 C Risk: Thunderstorms probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 21.90 C K Index: 35.10 Risk: > 80 % chance of thunderstorms Sweat Index: 249.40 Risk: None Energy Index: -3.84 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1503.53 J/kg Max Up Vert Vel: 54.84 m/s Conv Inhibition (B-): 1.81 J/kg Cap Strength: 0.53 C Lift Cond Lev (LCL): 923.42 mb = 811.90 m = 2663.68 ft Lev Free Conv (LFC): 898.42 mb = 1050.37 m = 3446.07 ft Equ Level (EL): 128.42 mb = 15210.88 m = 49903.85 ft B at Equ Level: 1495.83 J/kg Wind level data Storm motion: 108 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 1011 7 80 3 -3.0 -0.5 | 305 5 4.0 -2.8 1 1000 108 85 9 -9.0 -0.8 | 34 4 -2.0 -3.0 2 925 797 95 7 -7.0 0.6 | 1 2 -0.0 -1.6 3 850 1531 70 9 -8.5 -3.1 | 16 6 -1.5 -5.3 4 700 3174 80 9 -8.9 -1.6 | 27 4 -1.9 -3.8 5 500 5900 75 13 -12.6 -3.4 | 45 8 -5.6 -5.6 6 400 7630 80 13 -12.8 -2.3 | 52 7 -5.9 -4.5 7 300 9740 90 19 -19.0 0.0 | 79 12 -12.1 -2.3 8 250 11020 120 11 -9.5 5.5 | 141 4 -2.6 3.2 9 200 12500 120 19 -16.5 9.5 | 127 12 -9.5 7.2 10 150 14300 115 27 -24.5 11.4 | 118 20 -17.5 9.2 11 103 16475 105 42 -40.6 10.9 | 104 35 -33.6 8.6 12 100 16640 105 46 -44.4 11.9 | 104 39 -37.5 9.6 Wind Parameters Mean winds (0-6000m): 78.0 at 9.7 knts Storm direction: 108.0 at 7.3 knts Shear (0-3000m) pos: 1.0 neg: 0.5 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 80.6 deg Storm rel helicity (0-3000m) pos: 6.1 neg: -0.8 tot: 5.2 m^2/s^2 ave: 1.7 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 2.4 stream: 1.1 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 2202.36 Bulk Shear: 0.68 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 87 8 20 3| 5.1 0.0 5.1| 4.7 -0.4 4.3 8.6 0.75| 8.3 6.2 1000 89 8 17 2| 2.5 0.2 2.8| 4.9 -0.7 4.2 4.2 0.57| 5.1 3.0 1500 85 8 17 3| 1.7 1.1 2.8| 5.0 -0.8 4.2 2.8 0.46| 4.4 2.0 2000 81 8 18 4| 1.3 0.8 2.1| 5.4 -0.8 4.5 2.3 0.46| 3.4 1.6 2500 80 8 18 4| 1.1 0.6 1.7| 5.8 -0.8 4.9 2.0 0.46| 2.8 1.3 3000 79 8 19 4| 1.0 0.5 1.5| 6.1 -0.8 5.2 1.7 0.47| 2.4 1.1 4000 79 9 22 4| 0.8 0.5 1.2| 7.1 -0.8 6.3 1.6 0.48| 2.0 1.0 5000 79 9 27 5| 0.6 0.5 1.1| 8.1 -0.8 7.3 1.5 0.47| 1.8 0.8 6000 78 10 31 5| 0.5 0.5 1.0| 9.0 -0.8 8.2 1.4 0.46| 1.6 0.7 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251007.12.gif