UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for VVVH... Searching the city database file for: VVVH ... Date:0000Z 21 OCT 25 Station: VVVH WMO ident: 48845 Latitude: 18.70 Longitude: 105.67 Elevation: 6.00 ------------------------------------------------------------------------------- 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 1013 6 24.2 19.2 74 5.0 20.8 345 5 296.3 298.8 293.4 336.4 13.95 1 1000 116 23.2 18.4 74 4.8 19.9 350 13 296.4 298.8 293.1 335.1 13.43 2 946 598 19.4 16.9 85 2.5 17.7 18 17 297.2 299.6 292.9 334.6 12.91 3 925 792 18.8 16.6 87 2.2 17.3 30 19 298.5 300.9 293.4 336.2 12.95 4 894 1085 18.2 14.7 80 3.5 15.9 26 21 300.8 303.0 293.2 335.7 11.84 5 850 1517 15.8 12.7 82 3.1 13.8 20 23 302.7 304.7 293.1 335.1 10.92 6 782 2220 10.6 10.0 96 0.6 10.2 35 21 304.4 306.3 292.8 334.1 9.91 7 751 2557 9.4 4.4 71 5.0 6.6 42 20 306.7 308.0 291.1 327.9 7.00 8 743 2646 11.2 -4.8 32 16.0 3.5 44 20 309.6 310.2 289.0 320.9 3.60 9 719 2921 12.0 -10.0 20 22.0 2.2 50 20 313.4 313.8 289.2 321.4 2.48 10 718 2933 12.0 -10.0 20 22.0 2.2 50 20 313.5 314.0 289.2 321.6 2.49 11 700 3145 10.6 -9.4 23 20.0 1.6 55 19 314.2 314.7 289.6 322.9 2.68 12 658 3657 8.2 -17.8 14 26.0 -1.6 64 17 317.1 317.4 289.3 322.0 1.43 13 643 3847 7.0 -7.0 36 14.0 0.4 68 16 317.9 318.5 291.5 329.3 3.52 14 627 4054 7.6 -25.4 7 33.0 -3.1 71 15 320.8 321.0 289.9 323.6 0.77 15 508 5754 -2.7 -23.7 18 21.0 -9.4 103 8 328.3 328.5 292.3 332.2 1.11 16 500 5880 -2.5 -30.5 10 28.0 -10.2 105 7 330.0 330.1 292.3 332.2 0.60 17 497 5928 -2.7 -28.7 11 26.0 -10.1 104 7 330.3 330.5 292.5 333.0 0.72 18 465 6449 -7.3 -29.3 15 22.0 -13.2 89 8 330.9 331.1 292.7 333.6 0.73 19 456 6601 -8.9 -22.9 31 14.0 -13.2 84 9 330.8 331.1 293.2 335.5 1.33 20 455 6618 -8.9 -20.9 37 12.0 -12.9 84 9 331.0 331.3 293.4 336.6 1.59 21 400 7600 -16.1 -29.1 32 13.0 -19.3 55 11 334.1 334.2 293.6 337.2 0.86 22 394 7714 -16.5 -29.5 32 13.0 -19.6 60 11 335.0 335.2 293.9 338.1 0.84 23 387 7850 -14.3 -47.3 4 33.0 -19.5 66 11 339.6 339.6 294.4 340.2 0.14 24 304 9635 -28.7 -45.7 18 17.0 -30.7 150 11 343.6 343.7 295.4 344.5 0.21 25 300 9730 -29.3 -46.3 18 17.0 -31.2 155 11 344.1 344.1 295.5 344.9 0.20 26 250 11010 -37.9 -61.9 6 24.0 -39.2 195 15 349.7 349.7 296.6 349.9 0.04 27 207 12276 -49.3 -62.3 20 13.0 -49.7 225 20 351.2 351.2 297.0 351.4 0.04 28 201 12468 -50.5 -69.5 9 19.0 -50.9 229 21 352.3 352.3 297.1 352.4 0.02 29 200 12500 -50.7 -66.7 13 16.0 -51.1 230 21 352.5 352.5 297.2 352.6 0.02 30 174 13392 -58.1 -68.1 27 10.0 -58.3 232 20 354.6 354.6 297.6 354.7 0.02 31 153 14189 -64.7 -77.7 15 13.0 -64.8 235 19 356.6 356.6 298.0 356.6 0.01 32 150 14310 -65.7 -78.7 15 13.0 -65.8 235 19 356.9 356.9 298.1 356.9 0.01 33 135 14939 -71.7 -79.7 29 8.0 -71.8 214 17 357.2 357.2 298.1 357.2 0.01 34 100 16650 -84.5 -89.5 41 5.0 -84.5 155 11 364.5 364.5 299.5 364.5 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5764.00 m Freezing level: 539.19 mb = 5308.55 m = 17416.28 ft Wetbulb zero: 678.93 mb = 3398.06 m = 11148.35 ft Precipitable water: 1.42 inches Sfc-500 mean rel hum: 45.67 % Est. max temperature: 30.11 C = 86.19 F Sfc-Lift cond lev (LCL): 941.66 mb = 638.11 m = 2093.50 ft T: 19.28 C 700-500 lapse rate: 4.79 C/km ThetaE index: 15.31 C Layer 894.0- 719.0 mb Conv cond level (CCL): 844.55 mb = 1571.16 m = 5154.65 ft Mean mixing ratio: 13.13 g/kg Conv temperature: 30.80 C = 87.44 F Cap Strength: 6.12 C Lifted Index: 6.33 C Risk: None Lifted Index @300 mb: 7.65 C Lifted Index @700 mb: 4.46 C Showalter Index: 6.39 C Risk: None Total Totals Index: 33.50 C Risk: None Vertical Totals Index: 18.30 C Cross Totals Index: 15.20 C K Index: 11.00 Risk: None Sweat Index: 205.40 Risk: None Energy Index: -0.40 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.63 J/kg Max Up Vert Vel: 4.61 m/s Conv Inhibition (B-): 5020.49 J/kg Cap Strength: 6.06 C Lift Cond Lev (LCL): 915.55 mb = 880.30 m = 2888.07 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 73 at 12 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 1013 6 345 5 1.3 -4.8 | 276 13 13.0 -1.4 1 1000 116 350 13 2.3 -12.8 | 304 17 13.9 -9.3 2 925 792 30 19 -9.5 -16.5 | 351 13 2.2 -13.0 3 850 1517 20 23 -7.9 -21.6 | 348 19 3.8 -18.1 4 700 3145 55 19 -15.6 -10.9 | 28 8 -3.9 -7.4 5 500 5880 105 7 -6.8 1.8 | 223 7 4.9 5.3 6 400 7600 55 11 -9.0 -6.3 | 317 4 2.7 -2.8 7 300 9730 155 11 -4.6 10.0 | 208 15 7.0 13.4 8 250 11010 195 15 3.9 14.5 | 221 24 15.5 18.0 9 200 12500 230 21 16.1 13.5 | 239 33 27.8 17.0 10 150 14310 235 19 15.6 10.9 | 242 31 27.2 14.4 11 100 16650 155 11 -4.6 10.0 | 208 15 7.0 13.4 Wind Parameters Mean winds (0-6000m): 43.4 at 16.2 knts Storm direction: 73.4 at 12.2 knts Shear (0-3000m) pos: 3.1 neg: 0.6 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 107.0 deg Storm rel helicity (0-3000m) pos: 104.7 neg: -2.9 tot: 101.8 m^2/s^2 ave: 33.9 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 4.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.65 Bulk Shear: 16.34 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 1 13 311 15| 12.6 0.0 12.6| 54.5 0.0 54.5 109.1 0.93| 15.2 14.2 1000 16 16 329 14| 8.6 0.0 8.6| 75.1 -0.2 74.9 74.9 0.87| 11.3 9.9 1500 19 18 337 15| 5.8 1.3 7.1| 75.1 -2.9 72.2 48.2 0.72| 8.9 6.4 2000 21 19 341 15| 4.4 1.0 5.4| 87.7 -2.9 84.8 42.4 0.72| 7.7 5.5 2500 24 19 345 15| 3.6 0.8 4.4| 97.5 -2.9 94.6 37.8 0.71| 7.0 5.0 3000 28 20 349 14| 3.1 0.6 3.8|104.7 -2.9 101.8 33.9 0.70| 6.5 4.6 4000 35 19 356 12| 2.2 0.5 2.7|110.7 -2.9 107.8 26.9 0.67| 5.8 3.9 5000 40 18 359 10| 1.6 0.4 2.0|113.5 -2.9 110.6 22.1 0.69| 5.3 3.6 6000 43 16 357 8| 1.2 0.3 1.5|117.0 -2.9 114.0 19.0 0.67| 4.8 3.2 Wrote GIF file: /home/apache/climate/data/raob//VVVH/skewt/VVVH.skewt.20251021.00.gif