UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for VV811... Searching the city database file for: VV811 ... Date:0000Z 8 DEC 25 Station: VV811 WMO ident: 48811 Latitude: 21.40 Longitude: 103.02 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 184 SFC 967 469 14.4 14.4 100 0.0 14.4 0 0 290.3 292.2 288.9 320.5 10.72 2 933 774 16.4 12.8 79 3.6 14.1 20 1 295.4 297.1 290.0 324.2 10.00 3 925 848 16.0 12.6 80 3.4 13.8 25 1 295.7 297.5 290.1 324.4 9.96 4 850 1563 12.0 7.5 74 4.5 9.4 110 13 298.7 300.1 289.1 321.3 7.67 5 824 1823 10.8 4.8 66 6.0 7.5 90 12 300.1 301.3 288.6 319.6 6.55 6 722 2906 1.2 1.2 100 0.0 1.2 5 8 301.1 302.2 288.2 318.5 5.79 7 718 2950 3.2 -25.8 10 29.0 -4.8 1 8 303.8 303.9 283.8 306.0 0.65 8 717 2962 5.0 -28.0 7 33.0 -4.0 0 8 305.9 306.0 284.5 307.7 0.53 9 704 3113 10.2 -30.8 4 41.0 -1.6 349 7 313.3 313.3 287.0 314.7 0.42 10 700 3160 10.4 -32.6 3 43.0 -1.6 345 7 314.0 314.1 287.2 315.3 0.35 11 659 3660 9.8 -33.2 3 43.0 -2.3 332 9 318.8 318.9 288.8 320.1 0.35 12 525 5504 -1.5 -47.5 2 46.0 -10.2 285 16 326.6 326.6 290.9 327.0 0.10 13 500 5890 -3.7 -44.7 2 41.0 -11.7 275 17 328.5 328.6 291.5 329.1 0.14 14 439 6903 -11.5 -47.5 3 36.0 -17.2 278 19 331.1 331.1 292.2 331.6 0.12 15 417 7295 -14.5 -26.5 35 12.0 -17.7 279 20 332.2 332.4 293.3 336.0 1.05 16 408 7460 -15.1 -31.1 24 16.0 -18.8 280 21 333.5 333.6 293.3 336.1 0.70 17 400 7610 -14.9 -34.9 16 20.0 -19.1 280 21 335.6 335.7 293.7 337.5 0.49 18 324 9163 -28.1 -40.1 31 12.0 -29.7 280 25 338.3 338.3 294.2 339.7 0.36 19 300 9710 -32.5 -45.5 26 13.0 -33.8 280 27 339.6 339.6 294.4 340.4 0.22 20 270 10444 -38.7 -51.7 24 13.0 -39.6 280 32 340.9 341.0 294.7 341.4 0.12 21 268 10495 -38.7 -58.7 10 20.0 -39.8 280 32 341.7 341.7 294.8 341.9 0.05 22 250 10970 -42.3 -56.3 20 14.0 -43.0 280 35 343.2 343.2 295.1 343.5 0.07 23 219 11849 -48.7 -58.7 30 10.0 -49.1 259 38 346.5 346.6 295.9 346.8 0.06 24 218 11879 -48.9 -61.9 21 13.0 -49.3 259 38 346.7 346.7 295.9 346.9 0.04 25 212 12062 -49.5 -69.5 8 20.0 -50.0 254 39 348.5 348.5 296.3 348.6 0.02 26 200 12440 -52.1 -69.1 11 17.0 -52.4 245 40 350.3 350.3 296.7 350.3 0.02 27 154 14081 -65.7 -78.7 15 13.0 -65.8 231 56 354.2 354.2 297.5 354.3 0.01 28 150 14240 -67.1 -77.1 23 10.0 -67.1 230 58 354.5 354.5 297.6 354.6 0.01 29 146 14403 -68.5 -75.5 36 7.0 -68.5 232 56 354.8 354.8 297.7 354.9 0.01 30 144 14485 -69.3 -77.3 30 8.0 -69.4 234 55 354.8 354.8 297.7 354.9 0.01 31 103 16424 -82.1 -92.1 16 10.0 -82.1 262 31 366.0 366.0 299.8 366.0 0.00 32 100 16590 -81.9 -91.9 17 10.0 -81.9 265 29 369.5 369.5 300.5 369.5 0.00 TRP WND 150 14240 -67.1 -77.1 23 10.0 -67.1 230 58 354.5 354.5 297.6 354.6 0.01 Sounding variables and indices 1000-500 mb thick: 5706.00 m Freezing level: 542.79 mb = 5259.07 m = 17253.97 ft Wetbulb zero: 721.21 mb = 2914.40 m = 9561.58 ft Precipitable water: 0.82 inches Sfc-500 mean rel hum: 37.65 % Est. max temperature: 24.17 C = 75.51 F Sfc-Lift cond lev (LCL): 967.14 mb = 467.95 m = 1535.25 ft T: -9999.00 C 700-500 lapse rate: 5.16 C/km ThetaE index: 18.40 C Layer 850.0- 717.0 mb Conv cond level (CCL): 816.23 mb = 1900.21 m = 6234.19 ft Mean mixing ratio: 9.56 g/kg Conv temperature: 24.18 C = 75.53 F Cap Strength: 10.89 C Lifted Index: 11.05 C Risk: None Lifted Index @300 mb: 12.36 C Lifted Index @700 mb: 8.74 C Showalter Index: 11.98 C Risk: None Total Totals Index: 26.90 C Risk: None Vertical Totals Index: 15.70 C Cross Totals Index: 11.20 C K Index: -19.80 Risk: None Sweat Index: 133.00 Risk: None Energy Index: 1.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.23 J/kg Max Up Vert Vel: 9.08 m/s Conv Inhibition (B-): 75.75 J/kg Cap Strength: 10.98 C Lift Cond Lev (LCL): 874.52 mb = 1322.49 m = 4338.82 ft Lev Free Conv (LFC): 759.52 mb = 2490.32 m = 8170.24 ft Equ Level (EL): 719.52 mb = 2933.32 m = 9623.65 ft B at Equ Level: 37.91 J/kg Max Parcel Lev (MPL): 699.52 mb = 3165.63 m = 10385.81 ft Wind level data Storm motion: 330 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 ---------------------------------------------------------- 0 967 469 0 0 -0.0 -0.0 | 150 8 -4.1 6.9 1 925 848 25 1 -0.4 -0.9 | 143 8 -4.5 6.0 2 850 1563 110 13 -12.2 4.4 | 125 20 -16.3 11.4 3 700 3160 345 7 1.8 -6.8 | 95 2 -2.3 0.2 4 500 5890 275 17 16.9 -1.5 | 247 14 12.9 5.5 5 400 7610 280 21 20.7 -3.6 | 259 17 16.6 3.3 6 300 9710 280 27 26.6 -4.7 | 264 23 22.5 2.3 7 250 10970 280 35 34.5 -6.1 | 268 30 30.4 0.9 8 200 12440 245 40 36.3 16.9 | 233 40 32.2 23.8 9 150 14240 230 58 44.4 37.3 | 222 60 40.4 44.2 10 100 16590 265 29 28.9 2.5 | 249 27 24.8 9.5 Wind Parameters Mean winds (0-6000m): 299.6 at 10.7 knts Storm direction: 329.6 at 8.0 knts Shear (0-3000m) pos: 2.0 neg: 2.9 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): -90.9 deg Storm rel helicity (0-3000m) pos: 17.1 neg: -57.2 tot: -40.1 m^2/s^2 ave: -13.4 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.68 Bulk Shear: 15.39 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 31 1 144 8| 3.1 0.0 3.1| 0.0 -5.8 -5.8 -11.6 -0.93| 3.2 -3.0 1000 91 4 131 11| 5.9 0.0 5.9| 8.1 -11.1 -3.0 -3.0 -0.22| 7.5 -1.7 1500 99 7 127 13| 3.9 1.4 5.3| 16.4 -38.0 -21.6 -14.4 -0.30| 8.3 -2.5 2000 89 8 120 14| 2.9 2.7 5.7| 16.4 -54.0 -37.6 -18.8 -0.37| 8.1 -3.0 2500 85 8 117 13| 2.4 3.0 5.4| 16.5 -56.8 -40.3 -16.1 -0.34| 7.8 -2.7 3000 77 8 114 13| 2.0 2.9 4.9| 17.1 -57.2 -40.1 -13.4 -0.32| 7.1 -2.2 4000 33 8 90 9| 1.5 2.9 4.3| 17.1 -58.9 -41.9 -10.5 -0.35| 6.1 -2.1 5000 335 9 2 2| 1.2 2.8 3.9| 17.1 -66.1 -49.0 -9.8 -0.37| 5.6 -2.0 6000 300 11 253 6| 0.9 2.5 3.3| 20.8 -72.1 -51.4 -8.6 -0.35| 5.1 -1.8 Wrote GIF file: /home/apache/climate/data/raob//VV811/skewt/VV811.skewt.20251208.00.gif