UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for X4009... Searching the city database file for: X4009 ... Date:1200Z 9 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 192 140 7 SFC 993 248 -1.5 -3.8 84 2.3 -2.3 140 7 272.2 272.7 271.2 280.1 2.90 2 938 699 -7.1 -9.1 86 2.0 -7.7 271.0 271.3 269.0 276.6 2.04 3 936 716 -2.1 -3.5 90 1.4 -2.6 276.2 276.8 274.0 284.9 3.15 4 931 759 -2.3 -17.3 31 15.0 -6.2 276.4 276.6 270.8 279.5 1.06 5 925 810 -2.7 -12.7 46 10.0 -5.7 276.5 276.8 271.7 281.0 1.55 TRP WND Sounding variables and indices Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 78.93 % Est. max temperature: -273.15 C = -459.67 F Sfc-Lift cond lev (LCL): 957.75 mb = 534.13 m = 1752.37 ft T: -5.05 C ThetaE index: 5.40 C Layer 931.0- 925.0 mb Conv cond level (CCL): None Cap Strength: 89.82 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 105351.34 J/kg Max Up Vert Vel: 459.02 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 89.94 C Lift Cond Lev (LCL): 4635.94 mb = -9999.00 m = -9999.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 170 at 5 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 ---------------------------------------------------------- 0 993 248 140 7 -4.5 5.4 | 93 4 -3.6 0.2 Wind Parameters Mean winds (0-6000m): 140.0 at 7.0 knts Storm direction: 170.0 at 5.2 knts Energy-Hel index: -6583.80 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251209.12.gif