UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110812.upa.cvt Date: 1200Z 8 NOV 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 8 NOV 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 27.2 24.7 86 2.5 25.4 175 1 299.4 303.0 298.1 357.2 19.73 1 1000 101 26.6 24.6 89 2.0 25.2 145 3 299.8 303.4 298.3 357.9 19.84 2 957 488 22.8 22.0 95 0.8 22.2 137 8 299.7 302.9 296.9 351.3 17.65 3 925 786 22.2 20.3 89 1.9 20.9 130 11 302.0 305.0 296.7 350.5 16.42 4 863 1390 19.6 16.4 82 3.2 17.4 142 14 305.3 307.9 295.8 346.4 13.72 5 850 1521 19.2 16.2 83 3.0 17.1 145 15 306.3 308.8 296.1 347.6 13.76 6 700 3172 11.6 6.6 71 5.0 8.5 120 9 315.3 317.0 295.0 342.8 8.77 7 690 3292 10.6 6.4 75 4.2 8.0 120 9 315.5 317.2 295.0 343.0 8.78 8 654 3737 9.2 0.2 53 9.0 4.2 119 11 318.8 320.0 293.8 337.9 5.95 9 607 4351 5.6 1.0 72 4.6 3.0 118 13 321.5 322.9 295.1 343.4 6.80 10 581 4709 4.6 -5.4 48 10.0 -0.4 117 15 324.4 325.3 294.1 339.0 4.40 11 579 4737 4.6 -5.4 48 10.0 -0.4 117 15 324.7 325.6 294.1 339.4 4.42 12 521 5585 -2.9 -8.9 63 6.0 -5.6 116 18 325.6 326.4 293.9 338.2 3.75 13 500 5910 -5.1 -9.5 71 4.4 -7.1 115 19 326.8 327.6 294.1 339.3 3.72 14 491 6053 -6.1 -9.6 76 3.5 -7.7 114 19 327.3 328.0 294.3 340.0 3.76 15 463 6511 -8.7 -13.3 69 4.6 -10.6 112 18 329.6 330.2 294.3 339.7 2.96 16 457 6612 -8.7 -13.7 67 5.0 -10.7 111 18 330.8 331.4 294.5 340.8 2.91 17 440 6907 -8.9 -26.9 22 18.0 -14.0 109 18 334.2 334.4 293.7 337.7 0.96 18 434 7013 -9.7 -21.7 37 12.0 -13.6 109 18 334.5 334.8 294.3 340.1 1.55 19 426 7157 -10.1 -34.1 12 24.0 -15.7 108 18 335.8 335.9 293.7 337.7 0.50 20 425 7175 -10.1 -30.1 18 20.0 -15.3 108 18 336.0 336.1 294.0 338.7 0.74 21 400 7640 -13.7 -28.7 27 15.0 -17.6 105 17 337.2 337.4 294.4 340.5 0.89 22 379 8048 -16.9 -26.9 42 10.0 -19.6 110 19 338.2 338.4 294.8 342.3 1.12 23 322 9251 -26.9 -45.9 15 19.0 -29.2 124 25 340.5 340.5 294.6 341.3 0.19 24 300 9760 -29.5 -53.5 8 24.0 -31.6 130 27 343.8 343.8 295.3 344.2 0.09 25 293 9928 -30.1 -59.1 4 29.0 -32.3 131 25 345.3 345.3 295.6 345.5 0.05 26 279 10275 -31.9 -57.9 6 26.0 -33.8 132 22 347.6 347.6 296.1 347.8 0.06 27 271 10480 -33.5 -59.5 6 26.0 -35.3 133 20 348.1 348.1 296.3 348.3 0.05 28 250 11040 -38.3 -61.3 7 23.0 -39.5 135 15 349.1 349.1 296.5 349.3 0.04 29 212 12149 -47.1 -69.1 6 22.0 -47.7 146 18 352.3 352.3 297.1 352.3 0.02 30 200 12530 -50.7 -66.7 13 16.0 -51.1 150 19 352.5 352.5 297.2 352.6 0.02 31 174 13418 -59.1 -65.1 46 6.0 -59.2 143 34 353.0 353.0 297.3 353.1 0.03 32 163 13823 -62.7 -67.7 51 5.0 -62.8 139 41 353.6 353.6 297.4 353.7 0.03 33 150 14330 -66.7 -71.5 51 4.8 -66.7 135 50 355.2 355.2 297.7 355.3 0.02 34 149 14370 -66.9 -71.4 53 4.5 -67.0 134 52 355.5 355.5 297.8 355.6 0.02 35 144 14576 -67.7 -78.7 19 11.0 -67.8 131 60 357.6 357.6 298.2 357.6 0.01 36 143 14618 -67.9 -79.4 18 11.5 -68.0 130 62 357.9 357.9 298.3 357.9 0.01 37 136 14917 -69.7 -84.7 9 15.0 -69.8 130 58 360.0 360.0 298.7 360.0 0.00 38 109 16198 -80.7 -85.7 43 5.0 -80.7 130 42 362.8 362.8 299.2 362.8 0.00 39 100 16680 -83.5 -88.5 41 5.0 -83.5 130 36 366.4 366.4 299.9 366.4 0.00 TRP WND 143 14618 -67.9 -79.4 18 11.5 -68.0 130 62 357.9 357.9 298.3 357.9 0.01 Sounding variables and indices 1000-500 mb thick: 5809.00 m Freezing level: 543.43 mb = 5257.06 m = 17247.36 ft Wetbulb zero: 584.38 mb = 4661.23 m = 15292.55 ft Precipitable water: 2.27 inches Sfc-500 mean rel hum: 72.29 % Est. max temperature: 33.30 C = 91.93 F Sfc-Lift cond lev (LCL): 975.45 mb = 320.11 m = 1050.22 ft T: 24.45 C 700-500 lapse rate: 6.10 C/km ThetaE index: 11.51 C Layer 957.0- 850.0 mb Conv cond level (CCL): 903.20 mb = 993.49 m = 3259.43 ft Mean mixing ratio: 17.91 g/kg Conv temperature: 30.96 C = 87.73 F Cap Strength: 0.73 C Lifted Index: -3.24 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.80 C Lifted Index @700 mb: 0.15 C Showalter Index: -1.25 C Risk: Thunderstorms probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 21.30 C K Index: 35.50 Risk: > 80 % chance of thunderstorms Sweat Index: 243.40 Risk: None Energy Index: -1.61 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 594.24 J/kg Max Up Vert Vel: 34.47 m/s Conv Inhibition (B-): 42.78 J/kg Cap Strength: 0.75 C Lift Cond Lev (LCL): 939.32 mb = 651.62 m = 2137.83 ft Lev Free Conv (LFC): 694.32 mb = 3239.98 m = 10629.72 ft Equ Level (EL): 664.32 mb = 3607.11 m = 11834.19 ft B at Equ Level: 13.55 J/kg Wind level data Storm motion: 155 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 1011 7 175 1 -0.1 1.0 | 333 8 3.8 -7.5 1 1000 101 145 3 -1.7 2.5 | 340 6 2.2 -6.0 2 925 786 130 11 -8.4 7.1 | 72 5 -4.5 -1.4 3 850 1521 145 15 -8.6 12.3 | 129 6 -4.7 3.8 4 700 3172 120 9 -7.8 4.5 | 44 6 -3.9 -4.0 5 500 5910 115 19 -17.2 8.0 | 88 13 -13.3 -0.5 6 400 7640 105 17 -16.4 4.4 | 72 13 -12.5 -4.1 7 300 9760 130 27 -20.7 17.4 | 118 19 -16.8 8.9 8 250 11040 135 15 -10.6 10.6 | 108 7 -6.7 2.1 9 200 12530 150 19 -9.5 16.5 | 145 10 -5.6 8.0 10 150 14330 135 50 -35.4 35.4 | 131 41 -31.4 26.9 11 143 14618 130 62 -47.5 39.9 | 126 54 -43.6 31.4 12 100 16680 130 36 -27.6 23.1 | 122 28 -23.7 14.6 Wind Parameters Mean winds (0-6000m): 125.3 at 12.5 knts Storm direction: 155.3 at 9.4 knts Shear (0-3000m) pos: 0.6 neg: 1.4 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 78.4 deg Storm rel helicity (0-3000m) pos: 14.9 neg: -9.6 tot: 5.4 m^2/s^2 ave: 1.8 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 0.9 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 70.38 Bulk Shear: 8.44 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 ------------------------------------------------------------------------------- 500 140 5 350 5| 0.0 7.2 7.2| 5.5 0.0 5.5 11.0 0.61| 7.2 4.4 1000 133 8 25 4| 0.0 5.9 5.9| 10.2 0.0 10.2 10.2 0.73| 6.1 4.5 1500 137 10 60 3| 1.2 3.9 5.2| 14.9 0.0 14.9 10.0 0.78| 5.3 4.2 2000 138 11 81 3| 0.9 2.6 3.6| 14.9 -3.3 11.6 5.8 0.55| 4.6 2.5 2500 138 11 84 4| 0.7 1.9 2.6| 14.9 -6.5 8.4 3.4 0.36| 4.2 1.5 3000 137 11 82 4| 0.6 1.4 2.0| 14.9 -9.6 5.4 1.8 0.23| 3.9 0.9 4000 133 11 74 4| 0.5 1.4 1.8| 19.0 -10.4 8.6 2.1 0.27| 3.4 0.9 5000 129 11 75 5| 0.4 1.5 1.8| 23.7 -10.4 13.3 2.7 0.30| 3.1 0.9 6000 125 12 78 6| 0.3 1.5 1.8| 27.6 -11.2 16.4 2.7 0.30| 2.9 0.9 Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20251108.12.gif