UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for X4009... Searching the city database file for: X4009 ... Date:0000Z 12 DEC 25 Station: X4009 WMO ident: 34009 Latitude: 51.77 Longitude: 36.17 ------------------------------------------------------------------------------- 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 83 SFC 980 247 3.6 2.8 94 0.8 3.2 240 1 278.4 279.2 277.4 291.4 4.77 2 925 716 2.4 1.2 92 1.2 1.8 300 23 281.8 282.5 278.7 294.3 4.51 3 903 910 1.6 0.2 90 1.4 1.0 301 21 282.9 283.6 279.0 294.9 4.29 4 850 1395 -2.1 -4.0 87 1.9 -2.9 305 17 283.9 284.5 278.3 293.5 3.34 5 785 2021 -6.9 -8.5 88 1.6 -7.5 285.3 285.8 278.0 292.8 2.56 6 713 2768 -9.3 -14.0 69 4.7 -10.7 290.7 291.0 279.6 296.1 1.81 TRP WND Sounding variables and indices Freezing level: 880.08 mb = 1119.98 m = 3674.43 ft Wetbulb zero: 889.68 mb = 1029.51 m = 3377.60 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 86.29 % Est. max temperature: 9.58 C = 49.25 F Sfc-Lift cond lev (LCL): 967.97 mb = 347.55 m = 1140.26 ft T: 3.34 C ThetaE index: 2.17 C Layer 850.0- 713.0 mb Conv cond level (CCL): 885.61 mb = 1066.23 m = 3498.09 ft Mean mixing ratio: 4.45 g/kg Conv temperature: 8.45 C = 47.21 F Cap Strength: 2.87 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.56 J/kg Max Up Vert Vel: 6.41 m/s Conv Inhibition (B-): 60.30 J/kg Cap Strength: 2.53 C Lift Cond Lev (LCL): 911.71 mb = 832.92 m = 2732.66 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 331 at 13 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 ---------------------------------------------------------- 0 980 247 240 1 0.9 0.5 | 155 13 -5.2 11.5 1 925 716 300 23 19.9 -11.5 | 272 14 13.8 -0.5 2 850 1395 305 17 13.9 -9.8 | 261 8 7.8 1.2 Wind Parameters Mean winds (0-6000m): 300.9 at 16.8 knts Storm direction: 330.9 at 12.6 knts Shear (0-3000m) pos: 9.2 neg: 0.0 tot: 9.2 10-3/s Storm rel Dir Shear (0-3000m): 105.6 deg Storm rel helicity (0-3000m) pos: 84.3 neg: -4.7 tot: 79.7 m^2/s^2 ave: 72.4 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 14.7 stream: 11.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 9.02 Bulk Shear: 2.28 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 ------------------------------------------------------------------------------- 500 298 13 225 7| 22.9 0.0 22.9| 84.3 0.0 84.3 168.7 1.00| 26.6 26.6 1000 300 17 253 9| 9.2 0.0 9.2| 84.3 -3.7 80.6 80.6 0.80| 15.7 12.6 1500 NO DATA | 9.2 0.0 9.2| | 2000 NO DATA | 9.2 0.0 9.2| | 2500 NO DATA | 9.2 0.0 9.2| | 3000 NO DATA | 9.2 0.0 9.2| | 4000 NO DATA | 9.2 0.0 9.2| | 5000 NO DATA | 9.2 0.0 9.2| | 6000 NO DATA | 9.2 0.0 9.2| | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251212.00.gif